248 results about "Video wall" patented technology

Methods and apparatus to create and display stereoscopic and panoramic images are disclosed. Apparatus is provided to control the position of a lens in relation to a reference lens. Methods and apparatus are provided to generate multiple images that are combined into a stereoscopic or a panoramic image. An image may be a static image. It may also be a video image. A controller provides correct camera settings for different conditions. An image processor creates a stereoscopic or a panoramic image from the correct settings provided by the controller. A panoramic video wall system is also disclosed.

A system is disclosed for identifying, placing and configuring a physical arrangement of a plurality of displays via image analysis of captured digital camera images depicting unique configuration images output to said displays to facilitate uniform operation of said plurality of displays as a single display area for example as a video wall. The system pairs and configures displays depicted in the captured images to individual displays within the physical arrangement through controlling and analyzing of the output of said displays captured in said images. A method and computer readable medium are also disclosed that operate in accordance with the system.

A video wall system which includes a plurality of display devices, the video wall display system including a plurality of display devices, and each of the display devices including: a pair of input and output connectors comprising an input connector connected to a first neighboring display device among the plurality of display devices to input an image signal from the first neighboring display device, and an output connector connected to a second neighboring display device to output the input image signal; a signal processor which processes the input image signal; and a display which displays an image based on the processed image signal.

A system dynamically displays graphic identifier information, such as corporate logos, and value information for financial instruments, such as recent trade information, on a video wall having several monitors arranged to form a larger display. The system has input ports to receive feeds with identifiers and corresponding values of financial instruments, a filter to extract the identifiers and corresponding values of the financial instruments, a memory to store the extracted information and a table associating the financial instrument identifiers with graphic symbols, and processors to form a display signal with the graphic symbols and values.

The invention relates to a real-time monitoring system for the loading, the unloading and the tallying of containers, which comprises a video monitoring system based on the digital video technology and the network transmission by adopting a BOSCH full-digital and distributed network monitoring system. A digital monitoring system is composed of a collecting head for front-end images, a video camera coder, client software, and a video control and management server, and used for monitoring container numbers and container damage, checking lead seal, and monitoring the container position in a cabin. The distributed network monitoring system comprises a network exchanger and an enterprise local area network. A front-court monitoring centre is arranged in a tallying room on the bridge crane working site; and a main control centre is arranged in a remote control centre; the front-court centre is used for controlling the actions of a high-speed head and a video camera, so as to perform real-time video recording; the main control centre is used for controlling the actions of each bridge crane head and the video camera, so as to inquire front-court videos to be replayed and control the video switchover of the large screen or the video wall.

The embodiment of the invention provides a video-wall display method, a video-wall display system and a video-wall control device, which are applied to the technical field of electronic information. The video-wall display method comprises outputting a content to be displayed through adopting a piece of obtained synchronizing information for content display to confirm that the content to be displayed needs to be output and displayed, so that when a plurality of video-wall control modules exist, each video-wall control module can only output the corresponding content to be displayed when the video-wall control module outputs synchronizing information for the content display of the content to be displayed synchronously with other video-wall control modules, thus the plurality of the video-wall control modules can control the video-wall display, each video-wall control module is corresponding to one or more split screens of a multi-screen display, the number of the split screens is increased, and the expansibility of the video-wall display system is improved so as to provide support for the multi-screen display of an image with an ultrahigh image resolution; and the display capability of the system is improved simultaneously.

A video wall control device is provided in which a data processor is configured to determine a backlight control signal controlling an intensity of light supplied by at least one backlight unit among a plurality of backlight units based on image data obtained by capturing an image of a video wall device including a plurality of display panels and the plurality of backlight units supplying the light to each of the plurality of display panels, and signal transmission and reception circuitry configured to transmit the backlight control signal to the video wall device.

A UI providing method includes inputting a user signal to select one from among a plurality of modes corresponding to an arrangement of a video wall system, inputting screen setup information corresponding to the mode selected according to the user signal, and displaying a video wall setup UI window to configure settings of a video wall system screen according to the inputted screen setup information. Accordingly, it is possible to configure a video wall system easily.

The invention relates to an image processing method and system for preventing naked eye 3D viewing dizziness and a display device. The method comprises the following steps: caching source 3D video image data; according to the source 3D video image data, acquiring depth image data; detecting a pupil distance of a viewer, and acquiring an actual pupil distance value; calculating updated depth image data; according to the updated depth image data, generating video data streams of a left camera and a right camera by taking positions of the virtual left camera and virtual right camera corresponding to a set spacing as a viewing angle; and outputting the video data streams of the left camera and the right camera to a naked eye 3D display screen to obtain a 3D display effect. Result data of a 3D display image can be adjusted according to an eye pupil distance of the viewer in real time, so that the outputted 3D display image can be matched with the pupil distance of the viewer in real time, the 3D display effect can be changed along with the pupil distance of the viewer, the dizziness generated when viewing 3D display by naked eyes can be avoided, and the time of viewing 3D by the naked eyes can be prolonged, which is beneficial to large range of popularization and application of naked eye 3D technical products. The above processing method and system can be applied to mobile phones, various computers, advertising machines, liquid crystal display video walls, medical display equipment and other 3D display products.

The invention relates to a video wall image output system which comprises a front end unit, a central management platform, a client unit and a video wall display device which are connected by a carrying network, wherein, a video wall server is connected between the carrying network and the video wall display device and is used for calling a decoder library corresponding to the code format of a video stream to perform software decoding and reduction for the video stream, and the video wall server converts the decoded and reduced video signal into the video signal corresponding to a signal interface, and then output the signal for display. The invention further relates to a video wall image output method. The video wall image system adopts the video wall server to replace a decoding device group and a video matrix device, calls the corresponding decoding library according to various code formats to perform the software decoding, and performs signal conversion according to the signal interface supported by the video wall display device, thus reducing the construction cost; moreover, the video wall image system supports image output of the display devices of various signal interfaces, has the advantages of maintaining the output of high-definition display for a high-definition front end at a rear end and the high-definition display.

The invention relates to a display interface control method and system. The display interface control method comprises the following steps: obtaining the layout information of each display unit of a video wall and generating a virtual wall on a mobile control terminal according to the layout information, wherein the virtual wall comprises a plurality of virtual display units which correspond to the display units of the video wall one to one; respectively displaying the contents of the display units of the video wall on the virtual wall so as to obtain a virtual display interface; reading an operation instruction input by a user for a selected virtual display unit on the virtual wall; and operating the virtual display interface according to the operation instruction and mapping the operated display interface on the video wall. The display interface control method and system provided by the invention are capable of improving the effect of controlling the corresponding display interface of the video wall through the mobile control terminal.

The invention relates to the technical field of video monitoring, and provides an information display method and a video monitoring platform. The video monitoring platform comprises a mapping unit, a determination unit, a comparison unit, a selection unit and a calling unit, wherein the mapping unit is used for mapping the GIS coordinates of video monitoring front-end devices into a GIS map; the determination unit is used for determining a monitoring area needing to be checked; the comparison unit is used for finding all GIS coordinates existing in a coordinate range; the selection unit is used for determining the video monitoring front-end devices mapped by the all GIS coordinates existing in the coordinate range; and the calling unit is used for calling the video monitoring front-end devices of an X area. According to the information display method, through defining an area on the GIS map, selecting all cameras in the area according to the area coordinate, and displaying corresponding camera videos in multiple screens or selecting to project the same to a large-screen video wall for displaying, the plurality of camera videos of an incident site can be viewed rapidly in case of emergency, and thereby rapid positioning and processing of the emergency are achieved.

The invention provides a method for transmitting multiplex video signals and displaying video-wall, a system and a processing device, wherein, the method comprises: multiplexing multiplex video signals into simplex digital video signals; transmitting simplex digital video signals through a high bandwidth digital interface; displaying simplex digital video signals which are demultiplexed on the video-wall. The method can acquire signals collected by a multiplex video device, multiplex multiplex video signals into simplex digital video signals, transmit multiplex video signals effectively through the high bandwidth digital interface which utilizes single wire or wireless transmission modes. Comparing with prior art which transmits multiplex analog video signals through a plurality of coaxial cables, the method can reduce cost effectively, solves problems of signal distortion and bad flexibility and expansibility.

An automatic detection method of an arrangement of a video wall including a plurality of monitors and a video wall system are provided. The method includes: calling, by a control computer, identification information of a first monitor of the plurality of monitors; sending, by the first monitor, a response signal to the control computer and sending, by a second monitor which does not correspond to the called identification information, a detecting signal including a received direction of the response signal to the control computer; and receiving, by the control computer, the detecting signal, and determining the arrangement of the plurality of monitors according to the received detecting signal.

A brightness-adjusting device for a screen is provided. The brightness-adjusting device includes a light source providing an incident light required to project an image on the screen, a sensor disposed at a position so as to receive the incident light and obtain a digital brightness signal accordingly, and a processor electrically connected to the sensor, receiving the signal and determining a target brightness for adjusting a brightness of the light source accordingly.

The present creation is a video wall mount having an adjusting structure, which includes a wall fixing rack, a mounting hook, a first adjusting bolt, and a second adjusting bolt. After the mounting hook is locked to the back of a television, and is assembled to the video wall mount, when front-surface evenness needs adjustment, only the first adjusting bolt needs to be rotated. The second adjusting bolt is rotated to adjust a vertical gap. Because only the mounting hook and two adjusting bolts need to be used to adjust front-surface evenness and a vertical gap, a small number of elements are used, and the structure is very simple. In fabrication, the cost can be significantly decreased. Moreover, such an adjusting manner is intuitive and simple in operations, and adjustment operations can be performed immediately without additional reading of instructions or experiments.

A display system and a display method for video walls are provided. The display system includes at least one server and a plurality of player devices. Each server renders an image and transmits the image to a network. The player devices are coupled to the at least one server through the network. Each player device receives the image or a part of the image rendered by one of the at least one server, and determines a synchronization time together with at least one of the other player devices. Each player device uses a display of a video wall to simultaneously display the image or the part of the image at the synchronization time.

The invention discloses a video monitoring system for video-wall configuration. The video monitoring system comprises a monitoring terminal, a control system and a display terminal, wherein a management client provides a control system operation interface for a user; the monitoring terminal and the display terminal are devices based on the IP network and the devices can be controlled through the network; the control system comprises virtual coders, a video-wall management module and virtual decoders; the virtual encoders are used for being connected with and controlling the monitoring terminal; the video-wall management module is used for creating, managing and maintaining the virtual video walls and the corresponding relationship among the video wall monitoring devices, decoders and coders; the virtual decoders are used for being connected with decoders controlling the display terminal. The video monitoring system integrates a plurality of monitoring devices and display devices, and carries out centralized management and control, so that images can be viewed more conveniently through the monitoring devices.

The invention discloses a video monitoring system based on the network and a video monitoring method based on the network. The system comprises a monitoring terminal, a central platform and a video wall; wherein, the central platform is used to store media code stream sent by the monitoring terminal and distribute the media code stream to a channel of the video wall; and the video wall is used to convert the media code stream into analog audio and video signals and play video monitor recording. The invention has the advantages that digital video signals are transmitted via the broadband network, thus maintenance is convenient and monitoring range is wide; multi-channel digital video signals in the network video monitoring system are converted into analog signals and transmitted to the video wall for output with a multi-channel audio and video decoder, thus large monitoring images with high resolution are obtained; and audio signals can be monitored due to the addition of control of a special console to the monitoring process.

Multiple image processors, also known as a multiviewer or multiple input video wall processing is a device that allows multiple image inputs and combined them to form one or several outputs that consists of multiple images that can cross display boundaries. The invention provides a universal platform to allow multiple format input signals with unlimited expansion for number of inputs and unlimited expansion for number of outputs as well as unlimited expansion for resolutions. The different input sources can be from multimedia devices such as computers, DVD / Blu-ray players, and compressed IP streams as well as broadcast quality devices such as professional cameras or video servers. This universal platform allows the flexibility in multi-format configuration while provide real time throughput with minimal latency for video processing.

A seamlessly assembled video wall belongs to the field of seamless video assembling comprises a video source, an image amplifying and light guide screen and a connecting frame. Wherein, the video source can be a projector, a liquid crystal TV, a plasma TV, a CRT TV or other types of video equipments. The image amplifying and light guide screen is a ladder-like structure with thickness of 5 to 100 mm. In addition, cube width and height of a video source incidence surface of the image amplifying and light guide screen is 0.5 to 50 mm smaller than cube width and height of an imaging surface. The image amplifying and light guide screen is made from fibers and fastened at a back end of the screen imaging surface. The whole ladder-like structure of the screen excluding 0.1 to 5 mm size in back of the imaging surface is wholly embedded into the connecting frame to realize seamless screen image assembling. The present invention has the advantages of eliminating physical seams of a plurality of same video sources and protecting image intactness and continuity. The large screen image after the assembling brings better appreciation effects.

The invention relates to the technical field of display, and discloses a splicing frame for video wall display units, and a video wall. According to the splicing frame and the video wall, area overlapping between adjacent display units and flip chip thin film plates and between adjacent display units and printed circuit boards is reduced, and the splicing structure of the video wall is optimized. The pair of opposite lateral sides of the splicing frame respectively comprise a first side plate, a first limiting bottom plate connected with the first side plate and located inside the first side plate, a clamping groove connected with the first side plate and bent towards the outer side of the first side plate, a second side plate, a second limiting bottom plate connected with the second side plate and located inside the second side plate, a clamping protrusion connected with the second side plate and bent towards the inner side of the second side plate, and two adjacent splicing frame bodies in the first splicing direction, wherein the flip chip thin film plates of the display units and the printed circuit boards can be bent into the portions between display unit bodies and the first side plates, and the clamping protrusion of each splicing frame body can be clamped into the clamping groove of the corresponding splicing frame.

The invention discloses a powerpoint splicing display method which comprises the following steps that the resolution of a spliced video wall is acquired; the image shape in the powerpoint is determined and the screen of a spanned node computer is displayed according to the resolution of the spliced video wall; the display parameters of the image shape in the powerpoint in the screen of the spanned node computer are calculated; and the corresponding powerpoint is displayed in the screen of the spanned node computer according to the display parameters. The screen of the node computer is spliced into the spliced video wall, the contents of the powerpoint are divided according to the resolution of the spliced video wall and the resolution of the screens of all the node computers, and the divided powerpoint is distributed to the screens of other node computers. The screens of all the node computers synchronously display the divided contents of the powerpoint according to the display parameters, so that a presentation screen with the resolution higher than that of a single node computer is spliced; and in such a manner, the powerpoint splicing display method can display the powerpoint onto the spliced video wall with high resolution, so that the problems of distorted contents and unclear effects are solved.

A voice controlling system for adjusting a video wall is provided. The video wall comprises a plurality of display apparatuses, and the voice controlling system comprises a wireless mobile apparatus and a controlling server. The controlling server connects with the video wall via a connection. The wireless mobile apparatus is configured to convert a voice command from a user into a controlling signal and to transmit the controlling signal to the controlling server via a wireless network. The controlling server is configured to adjust the display apparatuses of the video wall via the connection according to the controlling signal.

The embodiment of the application provides methods and devices of displaying video streams on a wall. The methods and the devices are applied into an articulated naturality web. The articulated naturality web includes multiple conference terminals, a streaming media server in communication connection with the multiple conference terminals, and a video wall terminal and a scheduling client in respective communication connection with the streaming media server. Simultaneous playing of the multiple video streams can be realized on the one video wall terminal, a user can randomly schedule multiplevideo streams by one time for display on the video wall terminal, the problem that traditional video wall playing requires multiple screens and multiple pieces of hardware equipment can be solved, anequipment use rate can be decreased, costs and resources can also be saved, ground shape occupation can be reduced at the same time, video switching is more convenient and faster, and the methods andthe device achieve great progress as compared with the prior art.

A video wall control system for controlling a video wall including a plurality of screens, the video wall control system including: at least one client module controlling the layout of the video wall; a central control module acquiring camera unique identification (UID) and a video stream from a monitoring system, storing the camera UID and the video stream, and controlling the layout of the video wall; a storage module storing the modified video wall layout; a gateway module receiving a layout modification event from the client module or the central control module and load the modified video wall layout from the storage module; and a decoding module loading the camera UID and the video stream from the central control module, receiving the modified video wall layout from the gateway module, and modifying the layout of the video wall based on the received modified video wall layout.

The present invention relates to a method and an apparatus for partially magnifying a display image. The method for partially magnifying the display image comprises the following steps: obtaining a partial image laid out on a video wall and processed by the video signal; during the picture magnification of the partial image, repairing details during the picture magnification through a pre-stored weight coefficient to obtain a magnified image, wherein the weight coefficient is an artificial neural network weight coefficient obtained by learning a large number of pictures; displaying the magnified image in the form of a window next to a mouse frame selection area, and placing the magnified image on the next window of the mouse window. According to the method and the apparatus for partially magnifying the display image provided by the present invention, the magnified image can accurately represent each detail of the partial image, the corresponding magnification effect is effectively improved, and the display effect of the magnified partial image can be improved.