Display device and operation method thereof

Abstract

This display device comprises: a display; a memory storing one or more instructions; and at least one processor configured to execute the one or more instructions, wherein the at least one processor is configured to: control the display to display a home screen in which one or more content lists are arranged in rows, on the basis of a search for a first keyword; obtain a search result for the first keyword, the search result including one or more image content items corresponding to the first keyword; add, to the one or more content lists arranged in rows, a first content list including one or more image content items corresponding to the first keyword; and control the display to display the home screen including the first content list.

Description

Display device and method of operation thereof

[0001] The present disclosure relates to a display device providing a home screen and an operating method thereof.

[0002] Due to technological developments in display devices, display devices capable of implementing various functions are being developed.

[0003] The display device may include a TV. Conventional TVs simply receive broadcast signals and play corresponding broadcast content (e.g., news, dramas, entertainment programs, etc.).

[0004] Recently, due to technological developments in display devices, various applications or programs can be stored and installed on TVs to perform various functions, and various functions and services can be provided in addition to the broadcast content playback function through the installed applications.

[0005] Additionally, the TV may have a home screen provided by the TV itself, which automatically launches when the TV is turned on. For example, the home screen may include an advertising area displaying advertising content and various functions and menus. The home screen may include a search menu, and the TV may perform a search for keywords entered by the user based on the search menu and display the search results. When the user selects video content included in the search results, the application corresponding to the selected video content may be automatically launched and played.

[0006] At this point, if the video content playback ends, the application's home screen may be displayed, preventing you from viewing other video content included in the search results. Furthermore, search results for previously searched keywords will not be displayed, requiring repeated searches for the same keyword to find video content related to the keyword.

[0007] Various aspects of the present disclosure will be set forth in part in the description which follows, and in part will be apparent from the description, or may be learned by practicing embodiments of the present disclosure.

[0008] A display device according to one embodiment may include a display, a memory storing one or more instructions, and at least one processor executing the one or more instructions.

[0009] At least one processor according to one embodiment can control the display to display a home screen including one or more content lists arranged in rows by executing the one or more instructions.

[0010] At least one processor according to one embodiment can obtain a search result for a first keyword including one or more video contents corresponding to the first keyword based on a search for the first keyword by executing the one or more instructions.

[0011] At least one processor according to one embodiment may control the display to add a first content list including one or more video contents corresponding to the first keyword to one or more content lists arranged in the column by executing the one or more instructions, and to display the home screen including the first content list.

[0012] A method of operating a display device according to one embodiment may include the step of displaying a home screen including one or more content lists arranged in rows.

[0013] A method of operating a display device according to one embodiment may include a step of obtaining a search result for a first keyword, the search result including one or more video contents related to the first keyword, based on a search for the first keyword.

[0014] A method of operating a display device according to one embodiment may include adding a first content list including one or more video contents corresponding to the first keyword to one or more content lists arranged in the column, and displaying the home screen including the first content list.

[0015] The above and other aspects, features and advantages of specific embodiments of the present disclosure will become more apparent when the following description is read in conjunction with the accompanying drawings.

[0016] FIG. 1 is a drawing showing a display device according to one embodiment.

[0017] Figure 2 is a flowchart illustrating a method of operating a display device according to one embodiment.

[0018] FIGS. 3, 4, 5 and 6 are drawings for explaining the operation of a display device when a search history area is not provided on a home screen and when a search history area is provided on a home screen according to one embodiment.

[0019] FIGS. 7 and 8 are drawings illustrating an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0020] FIG. 9 is a drawing showing an example of a display device displaying a search history area on a home screen according to one embodiment.

[0021] FIGS. 10 and 11 are drawings showing an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0022] FIGS. 12 and 13 are drawings showing an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0023] FIGS. 14 and 15 are drawings showing an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0024] FIG. 16 is a drawing showing an example of a display device displaying a search window according to one embodiment.

[0025] FIG. 17 is a drawing showing an example in which a display device according to one embodiment displays a search result from an external electronic device in a search history area of ​​a home screen.

[0026] FIG. 18 is a drawing showing an example of a display device displaying a home screen settings menu according to one embodiment.

[0027] Fig. 19 is a block diagram showing the configuration of a display device according to one embodiment.

[0028] Fig. 20 is a block diagram showing the configuration of a display device according to one embodiment.

[0029] The terms used in this specification will be briefly explained, and the present invention will be described in detail.

[0030] The terms used in this invention have been selected from widely used, current terms, taking into account the functions of the invention. However, these terms may vary depending on the intentions of those skilled in the art, precedents, the emergence of new technologies, etc. Furthermore, in certain cases, terms may be arbitrarily selected by the applicant, in which case their meanings will be described in detail in the relevant description of the invention. Therefore, the terms used in this invention should not be defined simply as names, but rather based on their inherent meanings and the overall content of the invention.

[0031] When a part of the specification is said to "include" a component, this does not exclude other components, but rather implies the inclusion of other components, unless otherwise specifically stated. Furthermore, terms such as "part," "module," etc., used throughout the specification refer to a unit that processes at least one function or operation, which may be implemented in hardware, software, or a combination of hardware and software.

[0032] Below, with reference to the attached drawings, embodiments of the present invention are described in detail so that those skilled in the art can easily practice them. However, the present invention may be implemented in various different forms and is not limited to the embodiments described herein. In the drawings, portions irrelevant to the description have been omitted for clarity of description, and similar reference numerals have been used throughout the specification to indicate similar elements.

[0033] In the embodiments of this specification, the term "user" means a person who controls a system, function or operation, and may include a developer, administrator or installer.

[0034] Additionally, in the embodiments of the present specification, 'image' or 'picture' may represent a still image, a moving image composed of a plurality of consecutive still images (or frames), or a video.

[0035] FIG. 1 is a drawing showing a display device according to one embodiment.

[0036] Referring to FIG. 1, a display device (100) according to one embodiment may be a TV, but this is only one embodiment, and may be implemented in various forms including a display. For example, the display device (100) may be implemented in various forms such as a mobile phone, a tablet PC, a digital camera, a camcorder, a laptop computer, a desktop, an e-book reader, a digital broadcasting terminal, a PDA (Personal Digital Assistant), a PMP (Portable Multimedia Player), a navigation device, an MP3 player, a wearable device, etc.

[0037] Additionally, the display device (100) may be a fixed electronic device placed in a fixed location or a portable electronic device having a portable form, and may be a digital broadcast receiver capable of receiving digital broadcasts. In particular, the embodiments can be easily implemented in a display device with a large display, such as a TV, but are not limited thereto.

[0038] The display device (100) may be implemented as a flat display device, a curved display device having a screen with a curvature, or a flexible display device whose curvature can be adjusted. The output resolution of the display device (100) may include, for example, HD (High Definition), Full HD, Ultra HD, or a resolution clearer than Ultra HD.

[0039] According to one embodiment, a display device (100) can display a home screen (10) when the display device (100) is powered on. At this time, the home screen (10) is a menu screen provided by the display device (100) and can be displayed in full screen or on a portion of the screen.

[0040] A home screen (10) according to one embodiment may include a target area (101) that displays target content. For example, as illustrated in FIG. 1, the target area (101) may be located in the upper area of ​​the home screen (10), but is not limited thereto and may have various locations and sizes. The display device (100) may provide target content to a user through the target area (101).

[0041] A home screen (10) according to one embodiment may include a menu area (102) containing various functions and menus. For example, the display device (100) may display a search button (or search icon, 105) corresponding to a search function in the menu area (102). However, the present invention is not limited thereto.

[0042] A display device (100) according to one embodiment can display a content list including one or more contents on a home screen (10). The display device (100) can display a home screen (10) in which one or more content lists are arranged in rows.

[0043] For example, the content list may include an application list (103). According to one embodiment, the application list (103) indicating applications that are already installed or installable on the display device (100) may be displayed on the home screen (10). A user may easily execute an application corresponding to the selected item by selecting any one of the items included in the application list (103). According to one embodiment, at least some of the applications included in the application list may be platforms that provide content. For example, at least some of the applications may be Netflix™, AppleTV™, YouTube™ or YouTubeTV™, PrimeVideo™, etc. However, this is merely an example, and the present disclosure is not limited thereto. Such applications may be referred to as “content providers.”

[0044] A content list according to one embodiment may include a video content list representing one or more video contents. A display device (100) according to one embodiment may display a content list including thumbnails representing recently viewed video contents, currently broadcast video contents, recommended video contents, etc., on a home screen (10). Accordingly, a user may easily play the video contents corresponding to the selected thumbnail by selecting any one of the thumbnails included in the content list.

[0045] According to one embodiment, a display device (100) may display a search history area (104) on a home screen (10). The search history area (104) may be generated after a search for a keyword is performed. For example, when a user selects a search button (or search icon, 105) included in a menu area (102) using a control device or the like, a search screen or search window may be displayed. The user may input a keyword into the search screen or search window using a keypad or the like of the control device, or may input a keyword using voice input or the like. However, the present invention is not limited thereto.

[0046] According to one embodiment, a display device (100) can perform a search for a keyword entered by a user and obtain search results. For example, the display device (100) can transmit a search request to a server for the keyword entered by the user. The server can perform a search for the keyword and obtain search results. The display device (100) can receive the search results from the server.

[0047] After a search is performed, the display device (100) may add or display a search history area (104) on the home screen (10). The search history area (104) may include a keyword for which a search was performed and a search result for the keyword. The search result for the keyword may include one or more video contents related to the keyword. The search history area (104) may include a content list including one or more video contents related to the keyword, and the content list may be displayed arranged in rows. However, the present invention is not limited thereto.

[0048] According to one embodiment, a display device (100) can display a search history area (104) on the home screen (10) to provide search results for keywords previously searched. Accordingly, a user need not repeat searches for the same keywords, and can quickly find and execute desired video content based on past search results.

[0049] Referring to the drawings below, operations of a display device (100) according to one embodiment providing a search history area (104) on a home screen (10) will be described in detail.

[0050] Figure 2 is a flowchart illustrating a method of operating a display device according to one embodiment.

[0051] Referring to FIG. 2, a display device according to one embodiment can display a home screen (S210).

[0052] According to one embodiment, the home screen is a menu screen provided by the display device (100) and may be displayed in full screen or on a portion of the screen. The home screen may include a target area displaying target content, a menu area displaying functions or menus provided by the display device (100), an application list indicating one or more applications installed or installable on the display device (100), a content list including recommended content, currently broadcast video content, recently viewed content, etc. However, the present invention is not limited thereto.

[0053] The display device (100) may provide a search function, and a search button (or search icon) may be displayed in the menu area of ​​the home screen. When a user selects a search button included in the menu area using a control device, etc., a search screen or search window may be displayed. The user may input a keyword into the search screen or search window using a keypad of the control device, etc., or may input a keyword using voice input, etc., but the present invention is not limited thereto.

[0054] A display device (100) according to one embodiment can perform a search for an input first keyword and obtain a search result for the first keyword (S220).

[0055] A display device (100) according to one embodiment may display search results for a first keyword. For example, the search results for the first keyword may include one or more video contents related to the first keyword. The display device (100) may display one or more video contents related to the first keyword as thumbnails. A thumbnail is a small image representing video contents and may be used for preview purposes. In addition, a thumbnail is an image that allows a user to roughly understand the content and may include an image representing a main scene of the video contents. However, the present invention is not limited thereto.

[0056] According to one embodiment, the display device (100) may receive a user input for selecting a first image content from among one or more image contents included in the search results. For example, the display device (100) may receive an input for selecting a thumbnail corresponding to the first image content from among one or more thumbnails using a direction key included in the control device and pressing a specific key. Alternatively, the display device (100) may receive a voice input, gesture input, etc. from the user for selecting the first image content. However, the present invention is not limited thereto.

[0057] A display device (100) according to one embodiment can play the first image content based on a user input selecting the first image content (S230).

[0058] For example, the display device (100) can execute an application corresponding to the first video content and play back the first video content using the executed application. The display device (100) can display a playback screen of the first video content. The display device (100) can play back the first video content based on deep link information or playback information about the first video content. The deep link information can include address information or a link that can directly access the video content (play back the video content) without going through the homepage (or home screen) of the application or server for playing back the video content.

[0059] According to one embodiment, a display device (100) can display a home screen including a search history area (S250) based on the termination of playback of the first video content or receipt of a preset user input (S240).

[0060] A display device (100) according to one embodiment can monitor whether the first video content ends while the first video content is being played or while an application corresponding to the first video content is being executed, whether a key corresponding to 'going back' (e.g., a return key, a back key, etc.) is input during the playback of the first video content, or whether an input requesting a home screen is received.

[0061] The display device (100) may detect that the first video content has ended, or may receive an input of a key corresponding to 'going back' (e.g., a return key, a back key, etc.) or an input requesting a home screen during playback of the first video content. When the first video content has ended or a key input corresponding to 'going back' or an input requesting a home screen is received, the display device (100) may display a home screen. At this time, the home screen may include a search history area. According to one embodiment, the search history area may be an area where keywords previously searched and search results for keywords are displayed.

[0062] A method for displaying a search history area according to one embodiment will be described in detail with reference to FIGS. 7 to 15.

[0063] A display device (100) according to one embodiment utilizes a search history area so that there is no need to repeat a search for the same keyword as a previously searched keyword, and the desired information (e.g., video content) can be quickly found based on past search results.

[0064] FIGS. 3 to 6 are drawings for explaining the operation of a display device in a case where a search history area is not provided on a home screen and in a case where a search history area is provided on a home screen according to one embodiment.

[0065] The first home screen of FIG. 3 may represent a home screen in which a search history area is not provided, and the second home screen may represent a home screen in which a search history area is provided.

[0066] Referring to FIGS. 3 and 4, the display device (100) may display a first home screen and a second home screen (410). The first home screen and the second home screen (410) may include a content list including one or more contents. The one or more content lists may be arranged in rows on the first home screen and the second home screen (410). For example, the content list may include a list representing one or more applications, and a video content list including one or more video contents (e.g., recently viewed video contents, currently broadcast video contents, recommended video contents). However, the present invention is not limited thereto.

[0067] The first home screen and the second home screen (410) provided in the display device (100) according to one embodiment may provide a search function. For example, when a search icon (415) corresponding to the search function provided in the first home screen and the second home screen (410) is selected using the control device (400) or the like, the display device (100) may display a search screen (420). For example, the search screen (420) may include a keyword input window for entering a search keyword, a button for requesting a search, and the like. In addition, the search screen (420) may include an area for displaying search results after a search for a keyword is performed. However, the present invention is not limited thereto. The search results may include one or more video contents related to the keyword, and may include deep link information for each of the video contents. For example, deep link information may include address information or a link that can directly access (play) video content without going through the homepage (or home screen) of an application or server for playing video content.

[0068] The first home screen and the second home screen (410) and the search screen (420) according to one embodiment may be user interface screens provided by the display device (100) according to one embodiment.

[0069] When an input for selecting one or more video contents included in the search results is received, the display device (100) can play the selected video contents.

[0070] Referring to FIGS. 3, 5, and 6, the display device (100) can execute an application for playing selected video content. Using the executed application, the display device (100) can play the video content and display a playback screen (510, 610) of the video content.

[0071] Referring to FIG. 5, when a search history area is not provided on the home screen (first home screen), when playback of video content is terminated or a preset input is received, the display device (100) may terminate display of the video content playback screen (510) and display the application's home screen (520) or search screen.

[0072] A preset input according to one embodiment may include an input of a key corresponding to 'go back' (e.g., a return key, a back key, etc. of the control device (400), etc.) or an input requesting a home screen.

[0073] The home screen (520) of the application may display a content list including one or more recommended contents provided by the application, contents currently being viewed through the application, contents previously viewed, etc., but is not limited thereto.

[0074] In addition, the home screen (520) of the application may provide a search function, and when a search for a keyword is performed using the search function provided on the home screen of the application, contents related to the keyword among the contents provided by the application may be searched.

[0075] According to one embodiment, the application execution screen (video content playback screen) and the application home screen may be user interface screens provided by the application.

[0076] When the application home screen is displayed, the user can display the search screen or home screen provided by the display device (100) through additional input. Furthermore, even if the search screen or home screen is displayed, search results for previously searched keywords are not displayed, which may be inconvenient as the user must repeat the search to obtain search results for the previously searched keywords.

[0077] On the other hand, referring to FIG. 6, the display device (100) according to one embodiment, when providing a search history area on the home screen (second home screen), can monitor whether playback of the video content has ended or a preset input is received while an application for playback of the video content is running.

[0078] When the display device (100) ends the playback of video content or receives a preset input, the display device (100) may end the display of the video content playback screen (610) and display a home screen (620) including a search history area.

[0079] The home screen (620) according to one embodiment may include a search history area. The search history area according to one embodiment may be an area where previously searched keywords and search results for the keywords are displayed. For example, the search history area may include a content list including one or more video contents related to the searched keyword, and the content list may be arranged and displayed in rows. In addition, the display device (100) may display one or more video contents related to the searched keyword in a thumbnail format in the content list. A method for displaying the search history area according to one embodiment will be described in detail with reference to FIGS. 7 to 15 .

[0080] When a display device (100) according to one embodiment receives an input for selecting a thumbnail included in a search history area, the display device can play the video content based on deep link information of the video content corresponding to the selected thumbnail.

[0081] Accordingly, users can easily find or watch video content related to previously searched keywords without having to perform repeated searches by using the search history area.

[0082] FIGS. 7 and 8 are drawings illustrating an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0083] Referring to FIG. 7, a display device (100) according to one embodiment may display a home screen (710). The home screen (710) may include a target area, a menu area, an application list, etc. The application list according to one embodiment may be displayed in rows on the home screen (710). The home screen (710) according to one embodiment may include a search history area (720). For example, if there is a search history, the display device (100) may display a search history area (720) on the home screen (710).

[0084] The search history area (720) may include keywords previously searched by the user and search results for those keywords. For example, as illustrated in FIG. 7, the search history area (720) may include a keyword list (730) containing keywords previously searched by the user.

[0085] Keywords included in the keyword list (730) according to one embodiment may be displayed based on the order in which searches were performed. The display device (100) may display keywords based on the order in which searches were performed, with the keywords for which searches were performed first being displayed first in the list. For example, if searches were performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display keywords in the keyword list (730) in the order of the first keyword, the second keyword, and the third keyword.

[0086] According to one embodiment, the display device (100) may display keywords in a keyword list (730) in the order in which searches were performed, with the most recently searched keyword appearing first. For example, if searches were performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display keywords in the keyword list (730) in the order of the third keyword, the second keyword, and the first keyword.

[0087] The display device (100) can display a hashtag in front of each keyword to facilitate the distinction between keywords. The display device (100) can display the keywords in the form of a bubble user interface. A bubble user interface refers to an interface in which messages or information are expressed as bubble-shaped elements. However, the present invention is not limited thereto, and keywords can be displayed in various forms.

[0088] The number of keywords displayed in the keyword list (730) according to one embodiment may be preset or set based on user input. Furthermore, if the keywords included in the keyword list (730) cannot be displayed on a single screen, the display device (100) may display keywords that were not displayed on the screen based on an input for scrolling the keyword list (730) left and right. However, the present invention is not limited thereto.

[0089] According to one embodiment, the search history area (720) may include a content list (740) containing one or more contents related to keywords. According to one embodiment, the content list (740) may be displayed arranged in rows. The one or more video contents related to the keywords may be video contents included in search results obtained through a previous keyword search.

[0090] A display device (100) according to one embodiment can display one or more contents in a content list (740) in the form of thumbnails.

[0091] According to one embodiment, the display device (100) may display contents included in the content list (740) based on the order in which searches were performed. The display device (100) may display contents so that contents related to keywords for which searches were performed are displayed first in the content list (740) based on the order in which searches were performed. For example, if searches are performed in the order of a first keyword, a second keyword, and a third keyword, the display device (100) may display contents in the order of first keyword-related contents (741), second keyword-related contents (742), and third keyword-related contents (743) in the content list (740).

[0092] According to one embodiment, the display device (100) may display contents related to recently searched keywords in the front of the contents list (740) based on the order in which the searches were performed. For example, if the searches were performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display contents related to the third keyword (743), the second keyword-related contents (742), and the first keyword-related contents (741) in the order of the third keyword-related contents (743), but the present invention is not limited thereto.

[0093] According to one embodiment, the display device (100) may display content that has been previously viewed by the user among one or more contents included in the content list (740) so as to be distinguished from other contents. For example, the display device (100) may display a thick line around the border of a thumbnail representing a previously viewed content, highlight a thumbnail representing a previously viewed content, or display a mark indicating that the thumbnail representing a previously viewed video content, but is not limited thereto.

[0094] In a case where one or more contents included in the contents list (740) according to one embodiment cannot be displayed on a single screen, the display device (100) may display contents that were not displayed on the screen based on an input for scrolling the contents list (740) left and right. However, the present invention is not limited thereto. For example, referring to FIG. 7, in a state where some of the first keyword-related contents (741) and the second keyword-related contents (742) are displayed, the display device (100) may receive an input for scrolling the contents list (740) left, and display the third keyword-related contents (743).

[0095] Referring to FIG. 8, the display device (100) according to one embodiment may, when one of the keywords included in the keyword list (730) is selected, scroll the content list (740) so that contents related to the selected keyword are displayed on the screen. For example, when a second keyword included in the keyword list (730) is selected, the display device (100) may scroll the content list (740) so that contents (742) related to the second keyword are displayed on the screen.

[0096] According to one embodiment, when a display device (100) selects one of the keywords included in the keyword list (730), it can display only contents related to the selected keyword in the content list (740). For example, when a second keyword included in the keyword list (730) is selected, the display device (100) can display only contents (742) related to the second keyword in the content list.

[0097] FIG. 9 is a drawing showing an example of a display device displaying a search history area on a home screen according to one embodiment.

[0098] Referring to FIG. 9, a display device (100) according to one embodiment may display a search history area (920) on a home screen (910) if there is a history of performing a search.

[0099] The search history area (920) may include keywords previously searched by the user and search results for the keywords. For example, as illustrated in FIG. 9, the search history area (920) may include a content list (931, 932, 933) including keywords previously searched by the user and one or more contents related to each of the keywords. The one or more video contents related to each of the keywords may be video contents included in search results obtained through a previous keyword search. The display device (100) may display one or more contents in the content list (931, 932, 933) in the form of thumbnails.

[0100] The display device (100) may display content lists in the search history area (920) so that the content list related to the recently searched keyword is displayed at the top based on the order in which the search was performed. For example, if the search is performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display the content lists in the order of the first keyword-related content list (931), the second keyword-related content list (932), and the third keyword-related content list (933) in the search history area (920). However, the present invention is not limited thereto, and keywords and content lists related to the keywords may be displayed in the search history area (920) based on various criteria.

[0101] The number of keywords and content lists related to the keywords displayed in the search history area (920) according to one embodiment may be preset or set based on user input. In addition, if the keywords and content lists related to the keywords included in the search history area (920) cannot be displayed on a single screen, the display device (100) may display keywords and content lists related to the keywords that were not displayed on the screen based on an input for scrolling up and down. However, the present invention is not limited thereto.

[0102] FIGS. 10 and 11 are drawings showing an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0103] Referring to FIG. 10, a display device (100) according to one embodiment may display a search history area (1020) on a home screen (1010) if there is a history of performing a search.

[0104] The search history area (1020) may include keywords previously searched by the user and search results for the keywords. For example, as illustrated in FIG. 10 , the search history area (1020) may include a keyword list (1030) including keywords previously searched by the user and a content list (1040) including one or more video contents related to each of the keywords. The one or more video contents related to each of the keywords may be video contents included in search results obtained through a previous keyword search. The content list (1040) may include thumbnails representing one or more contents.

[0105] Keywords included in the keyword list (1030) according to one embodiment may be displayed based on the order in which searches were performed. The display device (100) may display keywords so that the keywords for which searches were performed first are displayed first in the keyword list (1030) based on the order in which searches were performed. For example, if searches were performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display the keywords in the keyword list (1030) in the order of the first keyword, the second keyword, and the third keyword.

[0106] According to one embodiment, the display device (100) may display keywords in the keyword list (1030) based on the order in which searches were performed, with the most recently searched keyword appearing first. For example, if searches were performed in the order of the first keyword, the second keyword, and the third keyword, the display device (100) may display keywords in the keyword list (1030) in the order of the third keyword, the second keyword, and the first keyword.

[0107] The display device (100) can display a hashtag in front of each keyword to facilitate the distinction between keywords. However, this is not a limitation. For example, the display device (100) can display keywords in the form of a bubble user interface. However, this is not a limitation, and keywords can be displayed in various forms.

[0108] The number of keywords displayed in the keyword list (1030) according to one embodiment may be preset or set based on user input. In addition, if the keywords included in the keyword list (1030) cannot be displayed on a single screen, the display device (100) may display keywords that were not displayed on the screen based on an input for scrolling the keyword list (1030) left and right. However, the present invention is not limited thereto.

[0109] A display device (100) according to one embodiment can display a content list including one or more video contents related to a keyword selected from a keyword list (1030).

[0110] For example, referring to FIG. 10, if there is no separate input for selecting a keyword, the display device (100) may select the first keyword displayed at the front in the keyword list (1030). The display device (100) may display a content list (1040) including thumbnails representing one or more video contents related to the selected first keyword. However, the present invention is not limited thereto.

[0111] One or more video contents related to the first keyword may be video contents included in search results previously obtained through the first keyword search.

[0112] At this time, the display device (100) may display the first keyword so as to be distinguished from other keywords displayed in the keyword list (1030). For example, the display device (100) may highlight the first keyword or display the first keyword in a different color from other keywords. However, the present invention is not limited thereto.

[0113] The display device (100) can receive a user input for selecting a keyword other than the currently selected keyword from the keyword list (1030). For example, referring to FIG. 11, the display device (100) can receive a user input for selecting a second keyword while the first keyword is selected.

[0114] When the display device (100) receives a user input selecting a second keyword, the display device (100) may highlight the second keyword or display the second keyword in a different color from other keywords. The display device (100) may display a second content list (1140) including thumbnails representing one or more video contents related to the second keyword included in the search results previously obtained through the second keyword search. However, the present invention is not limited thereto.

[0115] When the display device (100) receives an input for selecting one of the thumbnails included in the first content list (1040) or the second content list (1140) displayed in the search history area (1020), the display device (100) can play the corresponding video content based on the deep link information of the video content corresponding to the selected thumbnail.

[0116] FIGS. 12 and 13 are drawings showing an example of a display device displaying a search history area on a home screen according to one or more embodiments.

[0117] Referring to FIG. 12, a display device (100) according to one embodiment may display a search history area (1220) on a home screen (1210) if there is a history of performing a search.

[0118] The search history area (1220) may include keywords previously searched by the user and search results for the keywords. For example, as illustrated in FIG. 12 , the search history area (1220) may include a keyword list (1230) including keywords previously searched by the user and a content list (1240) including one or more video contents related to each of the keywords. The one or more video contents related to each of the keywords may be video contents included in search results obtained through a previous keyword search. The content list (1240) may include thumbnails representing one or more video contents, but is not limited thereto.

[0119] Keywords included in the keyword list (1230) according to one embodiment may be displayed based on the order in which the search was performed.

[0120] The display device (100) can display a hashtag in front of each keyword to facilitate the distinction between keywords. However, this is not a limitation. For example, the display device (100) can display keywords in the form of a bubble user interface. However, this is not a limitation, and keywords can be displayed in various forms.

[0121] The number of keywords displayed in the keyword list (1230) according to one embodiment may be preset or set based on user input. In addition, if the keywords included in the keyword list (1230) cannot be displayed on a single screen, the display device (100) may display keywords that were not displayed on the screen based on an input for scrolling the keyword list (1230) left and right. However, the present invention is not limited thereto.

[0122] A display device (100) according to one embodiment can display one or more video contents related to a keyword selected from a keyword list (1230) in a content list (1240).

[0123] For example, referring to FIG. 12, if there is no separate input for selecting a keyword, the display device (100) may select the first keyword displayed at the front in the keyword list (1230). The display device (100) may display a content list (1240) including thumbnails representing one or more video contents related to the selected first keyword. However, the present invention is not limited thereto. The one or more video contents related to the first keyword may be video contents included in search results previously obtained through the first keyword search.

[0124] At this time, the display device (100) may display the first keyword so as to be distinguished from other keywords displayed in the keyword list (1230). For example, the display device (100) may highlight the first keyword or display the first keyword in a different color from other keywords. However, the present invention is not limited thereto.

[0125] According to one embodiment, the display device (100) may display one or more content providers that provide one or more searched contents in the search history area (1220). For example, the display device (100) may display a content provider list including one or more content providers. Referring to FIG. 12, the content provider list (1250) may include texts or items indicating “All,” a first content provider (“CP1”), a second content provider (“CP2”), and a third content provider (“CP3”). According to one embodiment, one or more content providers (CP1, CP2, CP3, etc.) may each correspond to one or more applications included in the application list.

[0126] Content providers included in the content provider list (1250) may be displayed in the order of the number of contents included in the search results. For example, if, among one or more video contents searched in relation to the first keyword, the content provided by the first content provider is greater than the content provided by the second content provider, the display device (100) may display text or items indicating the first content provider (“CP1”) in the content provider list (1250) ahead of text or items indicating the second content provider (“CP2”). However, this is not limited thereto.

[0127] Referring to FIG. 12, if there is no separate input for selecting a content provider, the display device (100) may select text or an item representing “All” from the content provider list (1250). The display device (100) may display a content list including thumbnails representing one or more video contents searched for with a first keyword.

[0128] At this time, the display device (100) may display text or an item representing “All” in the content provider list (1250) in a manner that is distinct from texts or items representing other content providers. For example, the display device (100) may display text or an item representing “All” in a different color from other texts or items representing other content providers included in the content provider list (1250). However, the present invention is not limited thereto.

[0129] The display device (100) may receive a user input for selecting a content provider other than the currently selected content provider from the content provider list (1250). For example, referring to FIG. 13, the display device (100) may receive a user input for selecting text or an item representing a second content provider (“CP2”) while text or an item representing “All” is selected.

[0130] When the display device (100) receives a user input selecting text or an item representing a second content provider (“CP2”), the display device may highlight the text or an item representing the second content provider (“CP2”) or display the text or an item representing the second content provider (“CP2”) in a different color from texts or items representing other content providers.

[0131] The display device (100) can display a content list (1340) including thumbnails representing video contents provided by a second content provider (“CP2”) among one or more video contents searched for by a first keyword.

[0132] FIGS. 14 and 15 are drawings showing an example of a display device displaying a search history area on a home screen (1410) according to one or more embodiments.

[0133] Referring to FIG. 14, a display device (100) according to one embodiment may display a search history area (1420) on the home screen when there is a history of performing a search.

[0134] The search history area (1420) may include keywords previously searched by the user and search results for the keywords. For example, as illustrated in FIG. 14, the search history area (1420) may include a keyword list (1430) including keywords previously searched by the user and a content list (1440) including one or more video contents related to each of the keywords. The one or more video contents related to each of the keywords may be video contents included in search results obtained through a previous keyword search. The content list (1440) may include thumbnails representing one or more video contents, but is not limited thereto.

[0135] A display device (100) according to one embodiment may display a content list (1440) including thumbnails representing one or more video contents related to a keyword selected from a keyword list (1430).

[0136] For example, referring to FIG. 14, if there is no separate input for selecting a keyword, the display device (100) may select the first keyword displayed at the front in the keyword list (1430) and display a content list (1440) including thumbnails representing one or more video contents related to the selected first keyword. However, the present invention is not limited thereto. The one or more video contents related to the first keyword may be video contents included in search results previously obtained through the first keyword search.

[0137] According to one embodiment, the display device (100) may display one or more content providers that provide one or more video contents as a search result in a search history area (1420). For example, the display device (100) may display a content provider list (1450) including one or more content providers. Referring to FIG. 14, the content provider list (1450) may include texts or items indicating all (“All”), a first content provider (“CP1”), a second content provider (“CP2”), and a third content provider (“CP3”). According to one embodiment, one or more content providers (CP1, CP2, CP3, etc.) may correspond to one or more applications included in the application list.

[0138] Referring to FIG. 14, the display device (100) may select text or an item representing “All” from the content provider list (1450) if there is no separate input for selecting a content provider. The display device (100) may display a content list including thumbnails representing one or more video contents searched for with the first keyword.

[0139] According to one embodiment, a display device (100) may display one or more genres of video content in a search history area (1420). For example, the display device (100) may display a genre list (1460) including texts or items representing one or more genres. The genre list (1460) may include texts or items representing all, movies, dramas, music, games, and sports. The items representing the genres may be displayed using a bubble user interface, but are not limited thereto.

[0140] Referring to FIG. 14, the display device (100) can select text or items representing the entirety of a genre list (1460) if there is no separate input for selecting a genre. The display device (100) can display one or more contents searched for with a first keyword in the entirety of the content list.

[0141] At this time, the display device (100) may display text or items representing the entire genre list in a manner that distinguishes them from texts or items representing other genres. For example, the display device (100) may highlight text or items representing the entire genre or display text or items representing the entire genre in a different color from other texts or items representing other genres included in the genre list. However, this is not limited thereto.

[0142] The display device (100) may receive a user input for selecting a genre other than the currently selected genre from the genre list (1460). For example, referring to FIG. 15, the display device (100) may receive a user input for selecting text or an item representing a movie while the text or item representing the entire movie is selected.

[0143] When the display device (100) receives a user input for selecting text or an item representing a movie, the display device (100) can highlight the text or item representing the movie or display the text or item representing the movie in a different color from texts or items representing other genres.

[0144] The display device (100) may display movie contents among one or more contents searched for with the first keyword in the content list (1540). For example, the display device (100) may display contents whose genre information is classified as movies among one or more contents searched for with the first keyword in the content list (1540). However, the present invention is not limited thereto.

[0145] Although FIGS. 14 and 15 illustrate and describe an example of displaying one or more contents included in previous search results by classifying them by genre, the present invention is not limited thereto. A display device (100) according to one embodiment may display one or more contents by classifying them based on the type, properties, format, purpose, target user, etc. of the contents.

[0146] FIG. 16 is a drawing showing an example of a display device displaying a search window according to one embodiment.

[0147] Referring to FIG. 16, a home screen (1610) provided on a display device (100) may provide a search function. For example, the home screen (1610) may include a search icon (1615) corresponding to the search function. When the search icon (1615) is selected, the display device (100) may display a search window (1620). According to one embodiment, the search window (1620) may be displayed as an overlay on a portion of the home screen (1610). For example, the search window (1620) may be displayed so as not to obscure the target area (1630). Accordingly, the display device (100) may continuously display target content displayed on the target area (1630) to the user even when performing a search.

[0148] Referring to FIG. 16, the search window (1620) may include a keyword window for entering search keywords, a search request button, etc. In addition, the search window (1620) may include an area for displaying search results after a search for a keyword is performed, but is not limited thereto.

[0149] For example, a user may input a first keyword into a search window (1620) and request a search for the first keyword. Based on the first keyword search request, the display device (100) may perform a search for the first keyword and obtain or display search results for the first keyword.

[0150] When an input for selecting one or more video contents included in the search results is received, the display device (100) can play the selected video contents.

[0151] According to one embodiment, when the display device (100) receives an input selecting an end button (1640) included in the search window (1620), the display device (100) may end the display of the search window (1620) and display a home screen (1610) including a search history area (1650). The search history area (1650) may display search results for the first keyword.

[0152] FIG. 17 is a drawing showing an example in which a display device according to one embodiment displays a search result from an external electronic device in a search history area of ​​a home screen.

[0153] Referring to FIG. 17, a display device (100) and an electronic device (1700) according to one embodiment can perform communication.

[0154] An electronic device (1700) according to one embodiment may be implemented in various forms, such as a mobile phone, a tablet PC, a digital camera, a camcorder, a laptop computer, a desktop, an e-book reader, a digital broadcasting terminal, a PDA (Personal Digital Assistant), a PMP (Portable Multimedia Player), a navigation device, an MP3 player, a wearable device, etc.

[0155] An electronic device (1700) according to one embodiment may perform a search for a keyword based on a user input. For example, the electronic device (1700) may receive a keyword and a search request for the keyword based on a keypad input or a voice input. The electronic device (1700) may perform a search for the keyword based on the keyword and the search request for the keyword, and obtain a search result. The electronic device (1700) may display the search result. For example, the electronic device (1700) may perform a search for a fourth keyword and display the search result for the fourth keyword on the display of the electronic device (1700).

[0156] The electronic device (1700) can transmit a control command to the display device (100) to play, through the display device (100), a video content selected by the user from among one or more video contents included in the search results for the fourth keyword.

[0157] The display device (100) can receive playback information, deep link information, etc. for the selected video content from the electronic device (1700) and execute an application for playing the selected video content. The display device (100) can play the video content using the executed application and display a playback screen (1720) of the video content.

[0158] When the playback of video content ends or a preset input is received, the display device (100) can end the display of the video content playback screen (1720) and display the home screen (1710) including the search history area (1730).

[0159] At this time, the search history area (1730) may display the fourth keyword and search results for the fourth keyword. In addition, the display device (100) may display search results for keywords searched on the display device (100) and search results for keywords searched on an external device so as to be distinct. For example, referring to FIG. 17, the display device (100) may display search results for the fourth keyword together with text (e.g., mobile device) or items corresponding to the electronic device (1700). However, the present invention is not limited thereto.

[0160] FIG. 18 is a drawing showing an example of a display device displaying a home screen settings menu according to one embodiment.

[0161] Referring to FIG. 18, a display device (100) according to one embodiment can display a menu screen (1810) that can set a home screen based on user input.

[0162] The menu screen (1810) may include a menu that can set whether to display a search history area on the home screen according to one embodiment. For example, if a user selects an On item (1820) included in the menu screen, the display device (100) may display a search history area on the home screen. On the other hand, if a user selects an Off item (1830) included in the menu screen (1810), the display device (100) may not display a search history area on the home screen. For example, if the Off item (1830) is selected, the display device (100) may display a first home screen that does not provide a search history area, as described with reference to FIGS. 3, 4, and 5.

[0163] A menu screen (1810) according to one embodiment may include an item (1840) for setting the display format of the search history area (e.g., the display format of the content list, etc.), an item (1850) for setting the display format and number of keywords, an item (1860) for setting the display format and number of content providers, etc. The user can use the item (1840) for setting the display of the search history area to set in what format the keywords for which searches have been performed and the contents related to the keywords are to be displayed.

[0164] Additionally, the user can use the item (1850) that sets the display format and number of keywords to set the format in which each search keyword will be displayed and the maximum number of keywords to be displayed on the display.

[0165] Additionally, the user can use the item (1860) that sets the display format and number of content providers to set the format in which content providers that provide one or more searched contents are displayed and the maximum number to be displayed on the display.

[0166] However, the home screen settings menu is not limited to the examples described above, and may further include a menu for setting various conditions or display formats related to the search history area.

[0167] Fig. 19 is a block diagram showing the configuration of a display device according to one embodiment.

[0168] Referring to FIG. 19, a display device (100) according to one embodiment may include a communication unit (110), a processor (120), a memory (130), and a display (140).

[0169] According to one embodiment, the communication unit (110) may transmit and receive data or signals with an external device (e.g., a control device (400) or an electronic device (1700)). For example, the communication unit 110 may also be referred to as a communication interface, and may be implemented as one or a combination of a digital modem, a radio frequency (RF) modem, an antenna circuit, a Wi-Fi chip, and related software and / or firmware. For example, the communication unit (110) may include a Wi-Fi module, a Bluetooth module, an infrared communication module, a wireless communication module, a LAN module, an Ethernet module, and the like. In this case, each communication module may be implemented in the form of at least one hardware chip.

[0170] The Wi-Fi module and Bluetooth module perform communication in the Wi-Fi and Bluetooth modes, respectively. When using the Wi-Fi module or Bluetooth module, various connection information such as the SSID and session key are first transmitted and received, and after establishing a communication connection using this, various information can be transmitted and received. The wireless communication module may include at least one communication chip that performs communication according to various wireless communication standards such as Zigbee, 3G (3rd Generation), 3GPP (3rd Generation Partnership Project), LTE (Long Term Evolution), LTE-A (LTE Advanced), 4G (4th Generation), and 5G (5th Generation).

[0171] According to one embodiment, the communication unit (110) can receive a control signal or control command corresponding to a user input (e.g., input of a key or button of the control device, etc.) from the control device (400).

[0172] According to one embodiment, the communication unit (110) may receive a request to play video content from the electronic device (1700). In this case, the video content may be video content included in the search results for a keyword performed on the electronic device (1700). The communication unit (110) may receive playback information, deep link information, etc. regarding the video content.

[0173] Additionally, the communication unit (110) can receive search results for keywords performed in the electronic device (1700).

[0174] According to one embodiment, a processor (120) controls the overall operation of the display device (100) and the signal flow between internal components of the display device (100), and performs a function of processing data.

[0175] The processor (120) may include single cores, dual cores, triple cores, quad cores, and multiples thereof. Furthermore, the processor (120) may include multiple processors. For example, the processor (120) may be implemented as a main processor and a sub processor.

[0176] Additionally, the processor (120) may include at least one of a CPU (Central Processing Unit), a GPU (Graphics Processing Unit), and a VPU (Video Processing Unit). Alternatively, according to an embodiment, the processor (120) may be implemented in the form of a SoC (System On Chip) that integrates at least one of a CPU, a GPU, and a VPU. Alternatively, the processor (120) may further include an NPU (Neural Processing Unit).

[0177] According to one embodiment, the memory (130) can store various data, programs or applications for driving and controlling the display device (200).

[0178] Additionally, the program stored in the memory (130) may include one or more instructions. The program (one or more instructions) or application stored in the memory (130) may be executed by the processor (120).

[0179] According to one embodiment, the processor (120) can control the display (140) to display a home screen by executing one or more instructions stored in the memory (130). The home screen according to one embodiment is a menu screen provided by the display device (100) and can be displayed in full screen or on a portion of the screen. The home screen can include a target area displaying target content, a menu area displaying functions or menus provided by the display device (100), an application list indicating one or more applications installed or installable on the display device (100), a content list including recommended content, recently viewed content, etc. However, the present invention is not limited thereto.

[0180] According to one embodiment, a menu area of ​​a home screen may display a search menu representing a search function. According to one embodiment, the processor (120) may control the display (140) to display a search screen based on a user input selecting the search menu by executing one or more instructions stored in the memory (130).

[0181] According to one embodiment, the processor (120) may perform a search for an input keyword by executing one or more instructions stored in the memory (130), thereby obtaining a search result for the keyword, and controlling the display (140) to display the search result for the keyword on a search screen.

[0182] According to one embodiment, the processor (120) can control the display (140) to display a search screen as an overlay on the home screen by executing one or more instructions stored in the memory (130).

[0183] According to one embodiment, the processor (120) may control the display (140) to display search results for a keyword by executing one or more instructions stored in the memory (130). For example, the search results for a keyword may include one or more video contents related to the keyword.

[0184] According to one embodiment, the processor (120) may control the display (140) to display one or more video contents related to a keyword as thumbnails by executing one or more instructions stored in the memory (130). A thumbnail is a small image representing video contents and may be an image used for preview purposes. In addition, a thumbnail is an image that allows a general understanding of the contents of the corresponding contents and may include an image representing a main scene of the video contents. However, the present invention is not limited thereto.

[0185] According to one embodiment, the processor (120) may receive a user input for selecting a first image content from among one or more image contents included in the search results. For example, the processor (120) may select a thumbnail corresponding to the first image content from among one or more thumbnails using a direction key included in the control device (400) and receive an input for pressing a specific key. Alternatively, the processor (120) may receive a voice input, gesture input, etc. from the user for selecting the first image content. However, the present invention is not limited thereto.

[0186] According to one embodiment, the processor (120) can reproduce the first image content based on a user input selecting the first image content by executing one or more instructions stored in the memory (130).

[0187] For example, the processor (120) can execute an application corresponding to the first image content and, using the executed application, play back the first image content. The display device (100) can display a playback screen of the first image content.

[0188] According to one embodiment, the processor (120) may monitor whether playback of the first video content is terminated or a preset user input is received while the application is running by executing one or more instructions stored in the memory (130). For example, the preset user input may include at least one of an input requesting termination of the first video content, an input corresponding to 'going back' (e.g., a return key input, a back key input, etc.), and an input requesting a home screen.

[0189] According to one embodiment, the processor (120) may control the display (140) to display a home screen including a search history area based on the termination of playback of the first video content or receipt of a preset user input by executing one or more instructions stored in the memory (130).

[0190] According to one embodiment, the processor (120) may receive a key input corresponding to 'go back' or an input requesting a home screen when the first video content ends or during playback of the first video content. When the processor (120) receives an input corresponding to 'go back' or an input requesting a home screen when the first video content ends or an input requesting a 'go back' or a home screen, the processor (120) may control the display (140) to display a home screen. At this time, the home screen may include a search history area. According to one embodiment, the search history area may be an area where keywords previously searched and search results for keywords are displayed.

[0191] For example, the processor (120) may control the display (140) to display a keyword list including keywords previously searched by the user and a content list including one or more contents related to the keywords in the search history area.

[0192] According to one embodiment, the processor (120) can control the display (140) to display a first content list including one or more image contents related to a first keyword based on a user input selecting a first keyword included in the keyword list by executing one or more instructions stored in the memory (130).

[0193] According to one embodiment, the processor (120) can control the display (140) to display a second content list including one or more image contents related to a second keyword based on a user input selecting a second keyword included in the keyword list by executing one or more instructions stored in the memory (130).

[0194] According to one embodiment, the processor (120) can play back second video content based on a user input selecting second video content from among one or more video contents displayed in the search history area by executing one or more instructions stored in the memory (130).

[0195] According to one embodiment, the processor (120) can control the display (140) to display a list of content providers including a plurality of content providers in a search history area by executing one or more instructions stored in the memory (130).

[0196] According to one embodiment, the processor (120) can control the display (140) to display only video contents provided by a selected content provider among one or more video contents related to a keyword, based on an input for selecting one of a plurality of content providers, by executing one or more instructions stored in the memory (130).

[0197] According to one embodiment, the processor (120) can control the display (140) to display a genre list including genres of video contents in a search history area by executing one or more instructions stored in the memory (130).

[0198] According to one embodiment, the processor (120) can control the display (140) to display only video contents classified into a selected genre among one or more video contents related to a keyword, based on an input for selecting one of a plurality of genres, by executing one or more instructions stored in the memory (130).

[0199] According to one embodiment, a display (140) converts image signals, data signals, OSD signals, control signals, etc. processed by a processor (120) to generate a driving signal. The display (140) may be implemented as a PDP, LCD, OLED, flexible display, etc., and may also be implemented as a 3D display. In addition, the display (140) may be configured as a touch screen and may be used as an input device in addition to an output device.

[0200] According to one embodiment, the display (140) can display a home screen under the control of the processor (120) and can display a search history area on the home screen. In addition, according to one embodiment, the display (140) can display a playback screen of video content.

[0201] Fig. 20 is a block diagram showing the configuration of a display device according to one embodiment.

[0202] The display device (2000) of FIG. 20 may be an embodiment of the display device (100) described with reference to FIGS. 1 to 19.

[0203] Referring to FIG. 20, a display device (2000) according to one embodiment may include a tuner unit (2040), a processor (2010), a display (2020), a communication unit (2050), a detection unit (2030), an input / output unit (2070), a video processing unit (2080), an audio processing unit (2085), an audio output unit (2060), a memory (2090), and a power supply unit (2095).

[0204] The communication unit (2050) of FIG. 20 may correspond to the communication unit (110) of FIG. 19, the processor (2010) of FIG. 20 may correspond to the processor (120) of FIG. 19, the memory (2090) of FIG. 20 may correspond to the memory (130) of FIG. 19, and the display unit (2020) of FIG. 20 may correspond to the display (140) of FIG. 19. Therefore, the same content as described above will be omitted.

[0205] A tuner unit (2040) according to one embodiment can select and tune only the frequency of a channel to be received by the display device (2000) among many radio wave components through amplification, mixing, resonance, etc. of a broadcast signal received wired or wirelessly. The broadcast signal includes audio, video, and additional information (e.g., EPG (Electronic Program Guide)).

[0206] The tuner unit (2040) can receive broadcast signals from various sources, such as terrestrial broadcasting, cable broadcasting, satellite broadcasting, and internet broadcasting. The tuner unit (2040) can also receive broadcast signals from sources, such as analog broadcasting or digital broadcasting.

[0207] According to one embodiment, the communication unit (2050) may receive a control signal or a control command, etc. from an external control device. For example, the communication unit (2050) may include an IR module capable of transmitting and receiving signals with the external control device according to the IR communication standard. Specifically, the communication unit (2050) may receive a control signal or a control command, etc. corresponding to a user input (e.g., a key or button input of the control device, etc.) from the control device.

[0208] According to one embodiment, a detection unit (2030) detects a user's voice, a user's image, or a user's interaction, and may include a microphone (2031), a camera unit (2032), and a light receiving unit (2033).

[0209] The microphone (2031) receives the user's spoken voice. The microphone (2031) can convert the received voice into an electrical signal and output it to the processor (2010). The user's voice may include, for example, a voice corresponding to a menu or function of the display device (2000). For example, the microphone (2031) can receive a user's voice corresponding to a display rotation command, convert the received voice into an electrical signal, and output it to the processor (2010).

[0210] The camera unit (2032) can receive an image (e.g., a series of frames) corresponding to a user's motion including a gesture within the camera's recognition range. The processor (2010) can use the recognition result of the received motion to select a menu displayed on the display device (2000) or perform a control corresponding to the motion recognition result. For example, the processor (2010) can receive an image from the camera unit (2032), recognize a user's motion corresponding to the rotation of the display from the received image, and rotate the display in response to the recognition result.

[0211] The optical receiver (2033) receives an optical signal (including a control signal) from an external control device through an optical window () of the bezel of the display unit (2020), etc. The optical receiver (2033) can receive an optical signal corresponding to a user input (e.g., touch, pressing, touch gesture, voice, or motion) from the control device. A control signal can be extracted from the received optical signal under the control of the processor (2010).

[0212] The input / output unit (2070) according to one embodiment can receive video (e.g., moving picture, etc.), audio (e.g., voice, music, etc.), and additional information (e.g., EPG, etc.) from the outside of the display device (2000). The input / output unit (2070) can include any one of a High-Definition Multimedia Interface (HDMI), a Mobile High-Definition Link (MHL), a Universal Serial Bus (USB), a Display Port (DP), a Thunderbolt, a Video Graphics Array (VGA) port, an RGB port, a D-subminiature (D-SUB), a Digital Visual Interface (DVI), a component jack, and a PC port.

[0213] The processor (2010) controls the overall operation of the display device (2000) and the signal flow between the internal components of the display device (2000), and performs the function of processing data. The processor (2010) can execute the OS (Operating System) and various applications stored in the memory (2090) when there is a user input or when a preset and stored condition is satisfied.

[0214] The processor (2010) may include a RAM that stores signals or data input from the outside of the display device (2000) or is used as a storage area corresponding to various tasks performed in the display device (2000), a ROM that stores a control program for controlling the display device (2000), and a processor.

[0215] The video processing unit (2080) performs processing on video data received by the display device (2000). The video processing unit (2080) can perform various image processing operations, such as decoding, scaling, noise filtering, frame rate conversion, and resolution conversion on the video data.

[0216] The audio processing unit (2085) processes audio data. The audio processing unit (2085) may perform various processing operations, such as decoding, amplification, and noise filtering, on audio data. Meanwhile, the audio processing unit (2085) may include multiple audio processing modules to process audio corresponding to multiple contents.

[0217] The audio output unit (2060) outputs audio included in a broadcast signal received through the tuner unit (2040) under the control of the processor (2010). The audio output unit (2060) can output audio (e.g., voice, sound) input through the communication unit (2050) or the input / output unit (2070). In addition, the audio output unit (2060) can output audio stored in the memory (2090) under the control of the processor (2010). The audio output unit (2060) can include at least one of a speaker, a headphone output terminal, or a S / PDIF (Sony / Philips Digital Interface:) output terminal.

[0218] The power supply unit (2095) supplies power input from an external power source to components inside the display device (2000) under the control of the processor (2010). In addition, the power supply unit (2095) can supply power output from one or more batteries () located inside the display device (2000) to the internal components under the control of the processor (2010).

[0219] The memory (2090) can store various data, programs or applications for driving and controlling the display device (2000) under the control of the processor (2010). The memory (2090) can include a broadcast reception module, a channel control module, a volume control module, a communication control module, a voice recognition module, a motion recognition module, an optical reception module, a display control module, an audio control module, an external input control module, a power control module, a power control module for an external device connected wirelessly (e.g., Bluetooth), a voice database (DB), or a motion database (DB). The modules and database of the memory (2090) can be implemented in the form of software to perform a broadcast reception control function, a channel control function, a volume control function, a communication control function, a voice recognition function, a motion recognition function, an optical reception control function, a display control function, an audio control function, an external input control function, a power control function or a power control function for an external device connected wirelessly (e.g., Bluetooth). The processor (2010) can perform each function using the software stored in the memory (2090).

[0220] Meanwhile, the block diagrams of the display devices (100, 2000) illustrated in FIGS. 19 and 20 are block diagrams for one embodiment. Each component of the block diagrams may be integrated, added, or omitted depending on the specifications of the display devices (100, 2000) actually implemented. That is, two or more components may be combined into one component, or one component may be subdivided into two or more components. In addition, the functions performed by each block are for explaining embodiments, and the specific operations or devices thereof do not limit the scope of the present invention.

[0221] A display device according to one embodiment may include a display, a memory storing one or more instructions, and at least one processor executing the one or more instructions.

[0222] At least one processor according to one embodiment can control the display to display a home screen including one or more content lists arranged in rows by executing the one or more instructions.

[0223] At least one processor according to one embodiment can obtain a search result for a first keyword including one or more video contents related to the first keyword based on performing a search for the first keyword by executing the one or more instructions.

[0224] At least one processor according to one embodiment may control the display to add a first content list including one or more video contents related to the first keyword as a row to the home screen by executing the one or more instructions, and to display the home screen to which the first content list is added.

[0225] At least one processor according to one embodiment can reproduce a first image content among one or more image contents related to the first keyword by executing the one or more instructions.

[0226] At least one processor according to one embodiment may control the display to display the home screen to which the first content list is added, based on the termination of playback of the first video content or receipt of a preset user input, by executing the one or more instructions.

[0227] At least one processor according to one embodiment can execute an application for playing the first video content by executing the one or more instructions.

[0228] At least one processor according to one embodiment can reproduce the first video content using the application by executing the one or more instructions.

[0229] At least one processor according to one embodiment may, by executing the one or more instructions, monitor whether playback of the first video content is terminated or whether the preset user input is received while the application is running.

[0230] According to one embodiment, the preset user input may include at least one of an input requesting termination of the first video content, an input corresponding to 'go back', and an input requesting the home screen.

[0231] A home screen according to one embodiment may include a search menu representing a search function.

[0232] At least one processor according to one embodiment may display a search screen based on a user input selecting the search menu by executing the one or more instructions.

[0233] At least one processor according to one embodiment can control the display to display search results for the first keyword on the search screen when a search for the first keyword is performed by executing the one or more instructions.

[0234] At least one processor according to one embodiment can control the display to display the search screen as an overlay on the home screen by executing the one or more instructions.

[0235] A home screen according to one embodiment may include an advertising area.

[0236] At least one processor according to one embodiment can control the display to display target content in the target area by executing the one or more instructions.

[0237] At least one processor according to one embodiment can obtain a search result for the second keyword, which includes one or more video contents related to the second keyword, by executing the one or more instructions.

[0238] At least one processor according to one embodiment may control the display to add a second content list including one or more video contents related to the second keyword as a row to the home screen by executing the one or more instructions, and to display the home screen to which the second content list is added.

[0239] At least one processor according to one embodiment can control the display to display a keyword list including the first keyword and the second keyword on the home screen by executing the one or more instructions.

[0240] At least one processor according to one embodiment can control the display to display only the first content list without displaying the second content list, based on a user input selecting the first keyword, by executing the one or more instructions.

[0241] At least one processor according to one embodiment can control the display to display only the second content list without displaying the first content list, based on a user input selecting the second keyword, by executing the one or more instructions.

[0242] At least one processor according to one embodiment can play back the second video content based on a user input selecting the second video content from among one or more video contents included in the first content list or the second content list by executing the one or more instructions.

[0243] At least one processor according to one embodiment can control the display to display a content provider list including a plurality of content providers on the home screen by executing the one or more instructions.

[0244] At least one processor according to one embodiment may control the display so that, based on an input for selecting one of the plurality of content providers, only video contents provided by a selected content provider among one or more video contents related to the first keyword are displayed in the first content list by executing the one or more instructions.

[0245] According to one embodiment, at least one processor may, by executing the one or more instructions, set at least one of whether to display a content list including one or more video contents related to a searched keyword on the home screen, and the display format or number of the content list based on a user input.

[0246] A method of operating a display device according to one embodiment may include the step of displaying a home screen including one or more content lists arranged in rows.

[0247] A method of operating a display device according to one embodiment may include a step of obtaining a search result for a first keyword, the search result including one or more video contents related to the first keyword, based on performing a search for the first keyword.

[0248] A method of operating a display device according to one embodiment may include adding a first content list including one or more video contents related to the first keyword as a row to the home screen, and displaying the home screen to which the first content list is added.

[0249] A method of operating a display device according to one embodiment may include a step of playing a first image content among one or more image contents related to the first keyword.

[0250] A method of operating a display device according to one embodiment may include a step of displaying the home screen to which the first content list is added based on the termination of playback of the first video content or receipt of a preset user input.

[0251] The step of playing the first video content according to one embodiment may include the step of executing an application for playing the first video content.

[0252] The step of playing the first video content according to one embodiment may include the step of playing the first video content using the application.

[0253] A method of operating a display device according to one embodiment may include a step of monitoring whether playback of the first video content is terminated or whether the preset user input is received while the application is running.

[0254] According to one embodiment, the preset user input may include at least one of an input requesting termination of the first video content, an input corresponding to 'back', 'previous', 'home screen', and 'exit'.

[0255] A home screen according to one embodiment may include a target area.

[0256] The method of operating a display device according to one embodiment may further include a step of displaying target content in the target area.

[0257] A method of operating a display device according to one embodiment may further include a step of obtaining a search result for a second keyword, the search result including one or more video contents related to the second keyword.

[0258] A method of operating a display device according to one embodiment may include adding a second content list including one or more video contents related to the second keyword as a row to the home screen, and displaying the home screen to which the second content list is added.

[0259] A method of operating a display device according to one embodiment may include a step of displaying a keyword list including the first keyword and the second keyword on the home screen.

[0260] A method of operating a display device according to one embodiment may include a step of displaying only the first content list without displaying the second content list based on a user input selecting the first keyword.

[0261] A method of operating a display device according to one embodiment may include a step of displaying only the second content list without displaying the first content list based on a user input selecting the second keyword.

[0262] According to one embodiment, a display device can display a search history area on the home screen to provide search results for keywords previously searched. This eliminates the need for users to repeatedly search for the same keywords and allows them to quickly find and run desired video content based on past search results.

[0263] According to one embodiment, a display device may execute an application to play video content selected from search results, and when playback of the video content ends or a preset input is received, display a search screen or home screen containing previous search results instead of displaying the application home screen. Accordingly, a user may end playback of the video content selected from the search results and quickly and easily check other content included in the search results.

[0264] A display device according to one embodiment can increase the exposure of target content displayed on the home screen by displaying a search history area on the home screen and displaying the home screen when playback of video content ends.

[0265] A method of operating a display device according to one embodiment may be implemented in the form of program commands that can be executed through various computer means and recorded on a computer-readable medium. The computer-readable medium may include program commands, data files, data structures, etc., either singly or in combination. The program commands recorded on the medium may be those specially designed and configured for the present invention or may be those known to and usable by those skilled in the art of computer software. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tapes, optical media such as CD-ROMs and DVDs, magneto-optical media such as floptical disks, and hardware devices specially configured to store and execute program commands, such as ROMs, RAMs, and flash memories. Examples of program commands include not only machine language codes generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter, etc.

[0266] Additionally, the operating method of the display device according to the disclosed embodiments may be provided as a computer program product. The computer program product may be traded between sellers and buyers as a commodity.

[0267] A computer program product may include a software program and a computer-readable storage medium on which the software program is stored. For example, a computer program product may include a product in the form of a software program (e.g., a downloadable app) distributed electronically by an electronic device manufacturer or through an electronic marketplace (e.g., Google Play Store, App Store). For electronic distribution, at least a portion of the software program may be stored on a storage medium or temporarily created. In this case, the storage medium may be a storage medium of a manufacturer's server, an electronic marketplace server, or a relay server that temporarily stores the software program.

[0268] In a system comprising a server and a client device, the computer program product may include a storage medium of the server or a storage medium of the client device. Alternatively, if a third device (e.g., a smartphone) exists that is communicatively connected to the server or the client device, the computer program product may include a storage medium of the third device. Alternatively, the computer program product may include a software program itself that is transmitted from the server to the client device or the third device, or from the third device to the client device.

[0269] In this case, one of the server, the client device, and the third device may execute the computer program product to perform the method according to the disclosed embodiments. Alternatively, two or more of the server, the client device, and the third device may execute the computer program product to perform the method according to the disclosed embodiments in a distributed manner.

[0270] For example, a server (e.g., a cloud server or an artificial intelligence server, etc.) may execute a computer program product stored on the server, thereby controlling a client device in communication with the server to perform a method according to the disclosed embodiments.

[0271] Although the embodiments have been described in detail above, the scope of the present invention is not limited thereto, and various modifications and improvements made by those skilled in the art using the basic concept of the present invention defined in the following claims also fall within the scope of the present invention.

Claims

1. In the display device (100), display (140); A memory (130) storing one or more instructions; and At least one processor (120) that executes one or more of the above instructions, The at least one processor (120) executes the one or more instructions, Control the display (140) to display a home screen including one or more content lists arranged in rows, Based on a search for a first keyword, a search result for the first keyword is obtained, which includes one or more video contents corresponding to the first keyword, Adding a first content list including one or more video contents corresponding to the first keyword to one or more content lists arranged in the column, A display device that controls the display (140) to display the home screen including the first content list.

2. In paragraph 1, The at least one processor (120) executes the one or more instructions, Playing the first video content among one or more video contents corresponding to the first keyword, A display device that controls the display (140) to display the home screen including the first content list based on the termination of playback of the first video content or receipt of a preset user input.

3. In paragraph 2, The at least one processor (120) executes the one or more instructions, Run the application corresponding to the first video content above, Based on executing the above application, the first video content is played, A display device that identifies whether playback of the first video content has ended or whether the preset user input has been received while the application is running.

4. In paragraph 2 or 3, The above preset user input is: A display device comprising at least one of an input requesting termination of the first video content, an input requesting return to a previous screen, and an input requesting the home screen.

5. In any one of paragraphs 1 to 4, The above home screen includes a search menu corresponding to the search function, The at least one processor, by executing the one or more instructions, Based on the user input selecting the above search menu, a search screen is displayed, A display device that controls the display (140) to display search results for the first keyword on the search screen based on a search for the first keyword.

6. In paragraph 5, The at least one processor (120) executes the one or more instructions, A display device that controls the display (140) to overlay the search screen on the home screen.

7. In any one of paragraphs 1 to 6, The above home screen includes a target area, The at least one processor (120) executes the one or more instructions, A display device that controls the display (140) to display targeted content in the target area.

8. In any one of paragraphs 1 to 7, The at least one processor (120) executes the one or more instructions, Obtaining a second search result for the second keyword, which includes one or more video contents corresponding to the second keyword, Adding a second content list including one or more video contents corresponding to the second keyword to the content list arranged in the column, A display device that controls the display (140) to display the home screen including the second content list.

9. In paragraph 8, The at least one processor (120) executes the one or more instructions, Control the display (140) to display a keyword list including the first keyword and the second keyword on the home screen, Based on a user input selecting the first keyword, the display (140) is controlled so that only the first content list is displayed among the first content list and the second content list, A display device that controls the display (140) so that only the second content list is displayed among the first content list and the second content list based on a user input selecting the second keyword.

10. In paragraph 8 or 9, The at least one processor (120) executes the one or more instructions, A display device that plays back second video content based on a user input selecting second video content from among one or more video contents included in the first content list or the second content list.

11. In any one of paragraphs 1 to 10, The at least one processor (120) executes the one or more instructions, Control the display (140) to display a content provider list including multiple content providers on the home screen, A display device that controls the display (140) so that, based on an input for selecting one content provider among the plurality of content providers, only video contents corresponding to the selected content provider among one or more video contents corresponding to the first keyword are displayed in the first content list.

12. In any one of paragraphs 1 to 10, The at least one processor (120) executes the one or more instructions, A display device that sets at least one of whether to display a content list including one or more video contents corresponding to a searched keyword on the home screen based on a user input, a display format of the content list, or the number of content items in the content list.

13. In the operating method of the display device (100), A step (S210) of displaying a home screen including one or more content lists arranged in rows; A step (S220) of obtaining a search result for the first keyword, which includes one or more video contents related to the first keyword, based on a search for the first keyword; and Adding a first content list including one or more video contents corresponding to the first keyword to one or more content lists arranged in the column, A method of operating a display device, comprising a step (S250) of displaying the home screen including the first content list.

14. In paragraph 13, The above method of operation is, A step of playing a first video content among one or more video contents corresponding to the first keyword; and A method of operating a display device, further comprising the step of displaying the home screen including the first content list when playback of the first video content ends or a preset user input is received.

15. One or more computer-readable, non-transitory recording media having stored thereon a program for performing the method of paragraph 13 or 14.

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