Mirror display system based on transparent display windows

Abstract

The present application relates to a mirror display system based on a transparent display window, comprising a transparent substrate, a transparent display screen, a reflective component, a screen driver and a signal processing component, wherein the transparent display screen is arranged on the transparent substrate, and the transparent display screen has a first display area and a second display area, and the display surfaces of the first display area and the second display area face the transparent substrate; the reflective component is arranged between the transparent substrate and the transparent display screen, and corresponds to the first display area; the screen driver is electrically connected to the transparent display screen; the signal processing component is electrically connected to the screen driver; wherein the signal processing component receives a signal source and processes it into a mirror image and a normal image, the screen driver controls the first display area to display the mirror image and controls the second display area to display the normal image, and the reflective component reflects the mirror image displayed in the first display area in a direction away from the transparent substrate, thereby realizing the double-sided display function of the transparent display screen and improving the utilization rate of the transparent display screen.

Description

Technical Field

[0001] The present application relates to the technical field of transparent display, and in particular to a mirror display system based on a transparent display vehicle window. Background Art

[0002] With the continuous development of transparent display technology, transparent display technology is increasingly being used in various fields. In the solution of integrating transparent display function on rail transit side window glass, by integrating transparent display screen in rail transit side window glass, the side window glass of rail transit can be used as display screen and window at the same time, providing large-screen display service for trains and also serving as window to display exterior scenery.

[0003] In the process of implementing this application, the applicant found that the solution of integrating transparent display function on the existing rail transit side window glass has at least the following problems:

[0004] 1. The transparent display screen is only used as the internal display screen of the train, and its functionality is single;

[0005] 2. The size of the side window glass of different trains will change with the different models, so the size of the required display area will also change accordingly. At this time, the transparent display screen will only display in the area where it needs to be displayed, and the rest of the area will be masked by black ink, which will result in low utilization of the transparent display screen and waste of resources. Summary of the invention

[0006] The embodiment of the present application provides a mirror display system based on a transparent display window, which solves the problem that the existing transparent display screen has single functionality and low utilization rate.

[0007] To solve the above technical problems, this application is implemented as follows:

[0008] In a first aspect, a mirror display system based on a transparent display window is provided, comprising: a transparent substrate; a transparent display screen, which is arranged on the transparent substrate and has a first display area and a second display area, and the display surfaces of the first display area and the second display area face the transparent substrate; a reflector, which is arranged between the transparent substrate and the transparent display screen and corresponds to the first display area; a screen driver, which is electrically connected to the transparent display screen, and the screen driver is configured to control the display images of the first display area and the second display area; a signal processing component, which is electrically connected to the screen driver, and the signal processing component is configured to receive and process a signal source of the transparent display screen; wherein the signal processing component receives the signal source and processes it into a mirror image and a normal image, the screen driver controls the first display area to display the mirror image and controls the second display area to display the normal image, and the reflector reflects the mirror image displayed in the first display area in a direction away from the transparent substrate.

[0009] In a first possible implementation of the first aspect, the signal processing component has: a signal source generating module, used to decode the signal source and generate a display picture; an image segmentation module, electrically connected to the signal source generating module, used to segment the display picture into a mirror display area and a normal display area; a mirror flipping module, electrically connected to the image segmentation module, used to mirror the picture in the mirror display area to form a mirror picture, wherein the picture in the normal display area is a normal picture.

[0010] In combination with the first possible implementation of the first aspect, in a second possible implementation of the first aspect, the signal processing component further has: an image synthesis module, electrically connected to the mirror flip module, for synthesizing the display images of the mirror display area and the normal display area into an overall output signal.

[0011] In combination with the second possible implementation of the first aspect, in a third possible implementation of the first aspect, the signal processing component further has: a signal output module, electrically connected to the image synthesis module and the screen driver, for outputting the overall output signal to the screen driver.

[0012] In a fourth possible implementation manner of the first aspect, the reflective element is a mirror reflective film.

[0013] In a fifth possible implementation manner of the first aspect, a side of the transparent substrate facing the transparent display screen has a light shielding layer, and the reflective element is located on the light shielding layer.

[0014] In a sixth possible implementation manner of the first aspect, it also includes: a power supply component electrically connected to the signal processing component and the screen driving component.

[0015] In combination with the sixth possible implementation of the first aspect, in a seventh possible implementation of the first aspect, the power supply component has a power supply circuit, which is connected to the rail train power supply, and the power supply circuit supplies power to the signal processing component and the screen driving component by converting the voltage of the rail train power supply.

[0016] In an eighth possible implementation manner of the first aspect, the present invention further includes: an interlayer, one side of which is bonded to the transparent substrate, and the other side of which is bonded to the transparent display screen, and the reflective element is located between the interlayer and the transparent substrate.

[0017] In a ninth possible implementation manner of the first aspect, the transparent substrate is transparent glass; and the transparent display screen is a transparent OELD screen.

[0018] Compared with the prior art, the present invention has the following advantages:

[0019] The mirror display system based on the transparent display window of the present application is such that the display surface of the transparent display screen faces the transparent substrate, the reflective component is arranged at a relative position to the first display area of ​​the transparent display screen, the screen driving component is electrically connected to the transparent display screen and the signal processing component, and after receiving the signal source, the signal processing component processes it into a mirror image and a normal image, the screen driving component controls the first display area to display the mirror image and controls the second display area to display the normal image, and the reflective component reflects the mirror image displayed in the first display area in a direction away from the transparent substrate, thereby realizing the double-sided display function of the transparent display screen.

[0020] At the same time, when the present application is applied to the side window glass of a train, the first display area can be set at a position opposite to the black ink area on the side window glass, and the mirror image displayed by the first display area can be reflected by the reflective member, so that the image of the first display area can be displayed on the outside of the side window glass. In this way, the area of ​​the transparent display screen that is shielded by the black ink area can be fully utilized, thereby improving the utilization rate of the transparent display screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0022] Figure 1 It is a partial schematic diagram of a mirror display system based on a transparent display window according to an embodiment of the present application;

[0023] Figure 2 This is a schematic diagram of a driving circuit of a mirror display system based on a transparent display window according to an embodiment of the present application;

[0024] Figure 3 is a schematic diagram of a transparent display screen according to an embodiment of the present application;

[0025] Figure 4 It is a schematic diagram of the connection of various modules of a signal processing component according to an embodiment of the present application. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0027] See also Figure 1 and Figure 2 , Figure 1is a partial schematic diagram of a mirror display system based on a transparent display window according to an embodiment of the present application. Figure 2 This is a schematic diagram of a driving circuit of a mirror display system based on a transparent display window of an embodiment of the present application. As shown in the figure, the mirror display system 1 based on the transparent display window includes a transparent substrate 2, a transparent display screen 3, a reflective element 4, a screen driving element 5 and a signal processing element 6. The transparent display screen 3 is arranged on the transparent substrate 2. In this embodiment, the transparent display screen 3 is arranged on the transparent substrate 2 through an interlayer 7. Specifically, one side of the interlayer 7 is laminated to the transparent substrate 2, and the transparent display screen 3 is laminated to the other side of the interlayer 7. The transparent substrate 2, the transparent display screen 3 and the interlayer 7 are laminated together through a lamination process. In this embodiment, the transparent substrate 2 has a shading layer 21 on the side facing the transparent display screen 3. The shading layer 21 is used to shield the reflective element 4. The material of the shading layer 21 is black ink, which is printed on the side of the transparent substrate 2 facing the transparent display screen 3 by screen printing, such as Figure 1 As shown, the light shielding layer 21 is located at the top edge of the transparent substrate 2, but the invention is not limited thereto. The transparent substrate 2 is transparent glass, and the transparent display screen 3 is a transparent OELD screen, but the invention is not limited thereto.

[0028] Please also read Figure 3 , which is a schematic diagram of a transparent display screen according to an embodiment of the present application. As shown in the figure, the transparent display screen 3 has a first display area 31 and a second display area 32. The display surfaces of the first display area 31 and the second display area 32 face the transparent substrate 2, that is, the first display area 31 and the second display area 32 are both facing the inner side. In this embodiment, Figure 3 As shown, the first display area 31 and the second display area 32 are both rectangular, the first display area 31 is located at the upper end of the second display area 32, and the area of ​​the first display area 31 is smaller than the area of ​​the second display area 32, but it is not limited thereto. The first display area 31 is a specific display area, and its display content is a mirror image, and the second display area 32 displays a normal image. The image referred to in this embodiment includes but is not limited to pictures, videos, and text. The reflector 4 is disposed between the transparent substrate 2 and the transparent display screen 3, and corresponds to the first display area 31. In this embodiment, as shown in FIG. Figure 1 As shown, the reflector 4 is located between the interlayer 7 and the transparent substrate 2, the reflector 4 is bonded to the transparent substrate 2, and the reflector 4 is located in the light shielding layer 21. The reflector 4 is used to reflect the mirror image of the first display area 31. In this embodiment, the reflector 4 is a mirror reflection film, and the mirror reflection film is bonded to the light shielding layer 21.

[0029] See also Figure 2, the screen driver 5 is electrically connected to the transparent display screen 3, and the screen driver 5 is configured to control the display images of the first display area 31 and the second display area 32. In this embodiment, the screen driver 5 is a screen driver board, which can receive signals and control the display images of the first display area 31 and the second display area 32 according to the signals. The signal processing component 6 is electrically connected to the screen driver 5, and the signal processing component 6 is configured to receive and process the signal source of the transparent display screen 3, and send the processed signal to the screen driver 5 to control the display images of the first display area 31 and the second display area 32. In this embodiment, the signal processing component 6 and the screen driver 5 are electrically connected to the power supply component 8 respectively, and the power supply component 8 has a power supply circuit, which is connected to the rail train power supply. The power supply circuit supplies power to the screen driver 5 and the signal processing component 6 by converting the voltage of the rail train power supply. Specifically, the power supply circuit can convert the universal DC110V power supply of rail transit into DC24V power supply and DC12V power supply to provide to the screen driver 5 and the signal processing component 6.

[0030] See also Figures 1 to 3 In the mirror display system 1 based on transparent display window of the present embodiment, when driving the transparent display screen 3 to display a picture, the signal processing component 6 receives the signal source, processes the signal source into a mirror picture and a normal picture, and sends it to the screen driving component 5, the screen driving component 5 controls the first display area 31 to display the mirror picture and controls the second display area 32 to display the normal picture, and the reflecting component 4 reflects the mirror picture of the first display area 31 to overlap with the original mirror picture, enhances the display, so that the picture can be displayed through the back of the first display area 31 and it is a positive picture, so that the second display area 32 of the transparent display screen 3 is displayed internally, and the first display area 31 of the transparent display screen 3 is displayed externally, so as to realize the double-sided display function of the transparent display screen. Specifically, when the mirror display system 1 based on the transparent display window of this embodiment is applied to the side window glass of a train, the shading layer 21 is the black ink area of ​​the side window glass of the train, and the transparent substrate 2 is the cover glass on the inside of the side window glass of the train. In this way, the reflector 4 reflects the mirror image displayed in the first display area 31, so that the image of the first display area 31 can be displayed on the outside of the side window glass. In this way, the area of ​​the transparent display screen 3 that is shielded by the black ink area can be fully utilized, thereby improving the utilization rate of the transparent display screen 3. It should be noted that this embodiment is only described by taking the application to the side window glass of a train as an example, and the present application is not limited to this.

[0031] The following further describes the components of the signal processing unit 6. Figure 4, which is a schematic diagram of the connection of each module of the signal processing unit of an embodiment of the present application. As shown in the figure, the signal processing unit 6 has a signal source generating module 61, an image segmentation module 62 and a mirror flipping module 63. The signal source generating module 61 is used to decode the signal source and generate a display screen. In this embodiment, the signal source generating module 61 has the ability to decode and play pictures and videos, and can support 1080P resolution pictures in formats such as JPG, BMP, GIF, PNG, etc., support mpg2, mpg4, H.264 video playback formats, and support streaming media TS encapsulated video playback. The image segmentation module 62 is electrically connected to the signal source generating module 61. The image segmentation module 62 has the ability to segment the display screen generated by the signal source generating module 61. The image segmentation module 62 is used to segment the display screen into a mirror display area and a normal display area. The mirror flip module 63 is electrically connected to the image segmentation module 62. The mirror flip module 63 has the ability to mirror the content of the mirror display area. The mirror flip module 63 is used to mirror the picture of the mirror display area to form a mirror picture. The mirror flip module 63 does not process the content of the normal display area, and the picture of the normal display area is a normal picture.

[0032] See also Figure 4 The signal processing unit 6 also has an image synthesis module 64, which is electrically connected to the mirror flip module 63. The image synthesis module 64 has the ability to synthesize the display content of the mirror display area image and the normal display area image. The image synthesis module 64 is used to synthesize the display images of the mirror display area and the normal display area into an overall output signal. The signal processing unit 6 also has a signal output module 65, which is electrically connected to the image synthesis module 64 and the screen driver 5. The signal output module 65 has the function of receiving and displaying signal output. The image synthesis module 64 transmits the overall output signal to the signal output module 65, and the signal output module 65 outputs the overall output signal to the screen driver 5. The screen driver 5 controls the first display area 31 to display the mirror image and controls the second display area 32 to display the normal image according to the overall output signal.

[0033] In summary, the present application provides a mirror display system based on a transparent display window, in which the display surface of the transparent display screen faces the transparent substrate, the reflector is arranged at a relative position to the first display area of ​​the transparent display screen, the screen driver is electrically connected to the transparent display screen and the signal processing component, and after receiving the signal source, the signal processing component processes it into a mirror image and a normal image, the screen driver controls the first display area to display the mirror image and controls the second display area to display the normal image, and the reflector reflects the mirror image displayed in the first display area in a direction away from the transparent substrate, thereby realizing the double-sided display function of the transparent display screen.

[0034] At the same time, when the present application is applied to the side window glass of a train, the first display area can be set at a position opposite to the black ink area on the side window glass, and the mirror image displayed by the first display area can be reflected by the reflective member, so that the image of the first display area can be displayed on the outside of the side window glass. In this way, the area of ​​the transparent display screen that is shielded by the black ink area can be fully utilized, thereby improving the utilization rate of the transparent display screen.

[0035] It should be noted that, in this article, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0036] The embodiments of the present application are described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A mirror display system based on a transparent display window, characterized in that: include: Transparent substrate; A transparent display screen, disposed on the transparent substrate, having a first display area and a second display area, wherein display surfaces of the first display area and the second display area face the transparent substrate; A reflector, disposed between the transparent substrate and the transparent display screen and corresponding to the first display area, the reflector is a mirror reflective film, the transparent substrate has a light shielding layer on a side facing the transparent display screen, and the reflector is located in the light shielding layer; A screen driver, electrically connected to the transparent display screen, the screen driver being configured to control display images of the first display area and the second display area; A signal processing component, electrically connected to the screen driving component, wherein the signal processing component is configured to receive and process a signal source of the transparent display screen; The signal processing component receives the signal source and processes it into a mirror image and a normal image, the screen driving component controls the first display area to display the mirror image and controls the second display area to display the normal image, and the reflecting component reflects the mirror image displayed by the first display area in a direction away from the transparent substrate.

2. The mirror display system based on transparent display window according to claim 1, characterized in that: The signal processing unit has: A signal source generating module, used for decoding the signal source and generating a display image; An image segmentation module, electrically connected to the signal source generation module, for segmenting the display screen into a mirror display area and a normal display area; The mirror flip module is electrically connected to the image segmentation module and is used to mirror the image in the mirror display area to form the mirror image, wherein the image in the normal display area is the normal image.

3. The mirror display system based on transparent display window according to claim 2 is characterized in that: The signal processing unit further comprises: an image synthesis module electrically connected to the mirror flip module, and used for synthesizing the display images of the mirror display area and the normal display area into an overall output signal.

4. The mirror display system based on transparent display window according to claim 3 is characterized in that: The signal processing component also has: a signal output module, which is electrically connected to the image synthesis module and the screen driving component and is used to output the overall output signal to the screen driving component.

5. The mirror display system based on transparent display window according to claim 1, characterized in that: Also includes: A power supply component is electrically connected to the signal processing component and the screen driving component.

6. The mirror display system based on transparent display window according to claim 5, characterized in that: The power supply component has a power supply circuit, which is connected to the railway train power supply. The power supply circuit supplies power to the signal processing component and the screen driving component by converting the voltage of the railway train power supply.

7. The mirror display system based on transparent display window according to claim 1, characterized in that: Also includes: The interlayer has one side bonded to the transparent substrate and the other side bonded to the transparent display screen. The reflector is located between the interlayer and the transparent substrate.

8. The mirror display system based on transparent display window according to claim 1, characterized in that: The transparent substrate is transparent glass; the transparent display screen is a transparent OELD screen.

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