CN220087366U

CN220087366U - Display device

Info

Publication number: CN220087366U
Application number: CN202321090542.3U
Authority: CN
Inventors: 孙俊民; 曹磊; 吴云鹏; 王文斌
Original assignee: BOE Technology Group Co Ltd
Current assignee: BOE Technology Group Co Ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-11-24
Anticipated expiration: 2033-05-08

Abstract

The embodiment of the application provides a display device. The display device includes: a display assembly having a three-dimensional display mode; the image acquisition structure is positioned on the peripheral side of the display assembly and is used for acquiring image information of a target object in a visual range, and the visual range comprises a visual angle range; the control part is respectively and electrically connected with the display component and the image acquisition structure, and is used for acquiring image information, obtaining positioning information of a target object according to the image information, and adjusting the display range of the display component according to the positioning information so as to enable the target object to be positioned in the display range of the display component; the visual angle limiting structure is positioned on one side of the image acquisition structure facing the display side of the display assembly along the direction perpendicular to the display assembly, and the visual angle limiting structure is used for limiting the visual angle range of the image acquisition structure. The embodiment of the application can improve the user experience.

Description

Display device

Technical Field

The application relates to the technical field of display, in particular to a display device.

Background

Three-dimensional (3D) displays have long been recognized as the ultimate dream of display technology development, and many businesses and research institutions have engaged in this research for many years. Developed countries and regions such as japan, europe and america, korea have been involved in the development of stereoscopic display technology in the 80 s of the 20 th century, and research results of different degrees have been successively obtained in the 90 s, and two large stereoscopic display technology systems requiring stereoscopic glasses to be worn and stereoscopic glasses not to be worn have been developed. The naked eye 3D display can achieve stereoscopic visual effects without external tools such as stereoscopic glasses, is composed of a 3D stereoscopic reality terminal, playing software, manufacturing software and application technology, and is a crossed stereoscopic display system integrating modern high-tech technologies such as optics, photography, an electronic computer, automatic control, software and 3D animation manufacturing. The naked eye 3D display technology is the latest and front-edge high-new technology in the image industry, changes visual fatigue brought by the traditional plane image to people, is a technical revolution in the image manufacturing field, is a one-time change, and attracts people's eyes by a novel special expression method, strong visual impact, good graceful environmental infection.

Disclosure of Invention

The utility model provides a display device.

An embodiment of the present utility model provides a display device including:

a display assembly having a three-dimensional display mode;

the image acquisition structure is positioned on the peripheral side of the display assembly and is used for acquiring image information of a target object in a visual range, and the visual range comprises a visual angle range;

the control part is respectively and electrically connected with the display component and the image acquisition structure, and is used for acquiring image information, obtaining positioning information of a target object according to the image information, and adjusting the display range of the display component according to the positioning information so as to enable the target object to be positioned in the display range of the display component;

the visual angle limiting structure is positioned on one side of the image acquisition structure facing the display side of the display assembly along the direction perpendicular to the display assembly, and the visual angle limiting structure is used for limiting the visual angle range of the image acquisition structure.

Optionally, the display device further comprises a mounting frame, the mounting frame is provided with a mounting cavity, and the display assembly and the control part are both positioned in the mounting cavity;

the mounting frame is equipped with the mounting groove towards the one side surface of the display side of display module, and the opening of mounting groove is towards the display side of display module, and image acquisition structure and visual angle limit structure are all installed in the mounting groove.

Optionally, the image acquisition structure comprises a camera;

the visual angle limiting structure is provided with an assembly cavity and a visual angle limiting cavity, the assembly cavity and the visual angle limiting cavity are sequentially arranged and communicated along the direction vertical to the display assembly, and an optical lens of the camera passes through the assembly cavity and is at least partially positioned in the visual angle limiting cavity;

the angle between at least part of the inner wall surface of the viewing angle defining cavity and a normal perpendicular to the optical lens is smaller than the angle of view of the camera.

Optionally, the outer contour of the orthographic projection of the viewing angle defining cavity on a first preset plane is elliptical or circular, and the first preset plane is parallel to the display assembly;

the outer contour of orthographic projection of the visual angle limiting cavity on a second preset plane is trapezoid, the second preset plane is perpendicular to the display assembly, the trapezoid upper bottom is located at one side of the visual angle limiting structure, facing the camera, and the trapezoid lower bottom is located at one side of the visual angle limiting structure, far away from the camera.

Optionally, the range of viewing angles includes:

in a first direction parallel to the display assembly, the effective field angle of the image acquisition structure is less than or equal to 25 °; and/or the number of the groups of groups,

in a second direction parallel to the display assembly, the effective field angle of the image acquisition structure is less than or equal to 15 °;

Wherein the first direction and the second direction are arranged at an included angle.

Optionally, the visual range further includes a visual distance range, the visual distance range including:

along the direction perpendicular to the display assembly, the distance between the image acquisition structure and the target object is greater than or equal to 500mm and less than or equal to 1500mm.

Optionally, the control section includes:

the processor is electrically connected with the display component and the image acquisition structure respectively, and is used for acquiring image information, obtaining positioning information of a target object according to the image information, and adjusting the display range of the display component according to the positioning information so that the target object is positioned in the display range of the display component;

the power supply module is electrically connected with the processor, and is used for being electrically connected with an external power supply and providing driving voltage or driving current for the processor.

Optionally, the processor comprises a field programmable gate array;

the power supply module includes:

a power board electrically connected to the field programmable gate array to supply a driving voltage or a driving current to the field programmable gate array;

the power supply interface is electrically connected with the power panel and is used for being electrically connected with an external power supply so as to supply power to the power panel.

Optionally, the display device further includes a first mounting structure, where the first mounting structure is located at one side of the mounting frame and is detachably connected with the mounting frame;

the processor and the power supply module are detachably arranged on the first mounting structure and are positioned on one side of the first mounting structure facing the mounting frame.

Optionally, the display assembly includes:

the display panel is electrically connected with the control part;

the light splitting structure is arranged on the display side of the display panel and is electrically connected with the control part;

the control part is used for controlling the display panel or the light splitting structure according to the positioning information so as to adjust the display range of the display assembly and enable the target object to be located in the display range of the display assembly.

Optionally, the display assembly further comprises:

the backlight module is positioned at one side of the display panel away from the light splitting structure, and the display panel is attached to the backlight module;

and/or the number of the groups of groups,

and the protection structure is arranged on one side of the light splitting structure away from the display panel so as to protect the light splitting structure.

Optionally, the display device further includes a second mounting structure, the second mounting structure being located between the mounting frame and the first mounting structure, the second mounting structure being detachably connected to the mounting frame and the first mounting structure, respectively;

The backlight module is arranged on the second mounting structure and is positioned on one side of the second mounting structure facing the mounting frame.

Optionally, the display device further includes a rear case located at a side of the second mounting structure away from the mounting frame, the rear case being detachably connected to the second mounting structure and covering the first mounting structure between the second mounting structure and the rear case.

The technical scheme provided by the embodiment of the application has the beneficial technical effects that:

in the embodiment of the application, along the direction perpendicular to the display assembly, the visual angle limiting structure is positioned at one side of the image acquisition structure facing the display side of the display assembly, and the visual angle limiting structure can limit the visual angle range of the image acquisition structure, so that the image acquisition structure can acquire the image of the target object within the visual angle range limited by the visual angle limiting structure, and the image information of the target object is obtained. The image acquisition structure is electrically connected with the control part, the image acquisition structure feeds back the acquired image information to the control part, the control part obtains positioning information of the target object according to the image information, and the display range of the display assembly is adjusted according to the positioning information, so that the target object is positioned in the display range of the display assembly. According to the display device provided by the embodiment of the application, the display range of the display assembly can be adjusted according to the viewing angle, the position and the like of the target object, so that the display range of the display assembly is adapted to the viewing angle and the position of the target object, the target object is ensured to be always in the display range of the display assembly, the target object is convenient to view the picture displayed by the display device, a user can obtain a better viewing effect without adjusting the viewing angle and the position, and the user experience is improved.

In the embodiment of the application, the display component has a three-dimensional display mode, the image acquisition structure captures the picture of the target object in real time to obtain the image information, the control part obtains the positioning information of the target object according to the image information, and rearranges the picture displayed by the display component in real time according to the positioning information, so that the three-dimensional picture displayed by the display component is adapted to the viewing angle and the position of the target object, and a user can conveniently view the 3D picture, thereby realizing better 3D experience.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The foregoing and/or additional aspects and advantages of the application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

fig. 1 is an exploded view of a display device according to an embodiment of the present application;

fig. 2 is a front view of a display device according to an embodiment of the present application;

fig. 3 is a rear view of a display device according to an embodiment of the present application;

FIG. 4 is a side view of a display device according to an embodiment of the present application;

FIG. 5 is an isometric view of a display device according to an embodiment of the present application;

Fig. 6 is a schematic diagram of an assembly structure of a mounting frame, an image acquisition structure and a viewing angle defining structure of a display device according to an embodiment of the present application;

fig. 7 is an exploded view of a mounting frame, an image capturing structure and a viewing angle defining structure of a display device according to an embodiment of the present application;

fig. 8 is a schematic diagram of an assembly structure of a first mounting structure and a control portion of a display device according to an embodiment of the present application;

fig. 9 is a schematic diagram showing an exploded structure of a first mounting structure and a control portion of a display device according to an embodiment of the present application;

fig. 10 is a front view showing a second mounting structure of a display device and an assembly structure of a display assembly according to an embodiment of the present application;

FIG. 11 is a cross-sectional view taken along a-a of FIG. 10;

FIG. 12 is an enlarged view of a portion at b of FIG. 11;

FIG. 13 is a rear view of a second mounting structure of the display device of FIG. 10 and an assembled structure of the display assembly;

fig. 14 is a front view of an assembled structure of an image acquisition structure and a viewing angle defining structure;

FIG. 15 is a cross-sectional view taken along the direction c-c of FIG. 14;

FIG. 16 is a d-d cross-sectional view of FIG. 14;

FIG. 17 is a schematic view of the image capturing structure of FIG. 14 (with the image being in a complete state);

Fig. 18 is a schematic perspective view of an assembly structure of an image acquisition structure and a viewing angle defining structure of a display device according to an embodiment of the present application;

FIG. 19 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of FIG. 18;

FIG. 20 is a sectional view taken along line e-e of FIG. 19;

FIG. 21 is a cross-sectional view in the f-f direction of FIG. 19;

FIG. 22 is a schematic view of a shot frame of the image capturing structure of FIG. 19;

fig. 23 is a schematic perspective view of an assembled structure of an image capturing structure and a viewing angle defining structure of another display device according to an embodiment of the present application;

fig. 24 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of fig. 23;

FIG. 25 is a g-g cross-sectional view of FIG. 24;

FIG. 26 is a cross-sectional view in the h-h direction of FIG. 24;

FIG. 27 is a schematic view of the image capturing structure of FIG. 24;

fig. 28 is a schematic perspective view of an assembled structure of an image capturing structure and a viewing angle defining structure of another display device according to an embodiment of the present application;

fig. 29 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of fig. 28;

FIG. 30 is an i-i cross-sectional view of FIG. 29;

FIG. 31 is a cross-sectional view taken along j-j of FIG. 29;

FIG. 32 is a schematic view of a shot frame of the image capturing structure of FIG. 29;

fig. 33 is a flow chart of a display method according to an embodiment of the application.

Reference numerals:

100-a display device; 10-a display assembly; 11-a display panel; 121-a first OC glue; 122-laminating adhesive; 13-a backlight module; 14-a protective structure; 20-an image acquisition structure; 21-an optical lens; 30-a control part; 31-a processor; 32-a power supply module; 321-a power panel; 322-power interface; 40-viewing angle defining structure; 41-assembling the cavity; 42-viewing angle defining a cavity; 50-mounting a frame; 51-a mounting cavity; 52-mounting slots; 53-top frame; 54-a bottom frame; 55-side frames; 56-key; 61-a first mounting structure; 62-a second mounting structure; 63-backshell.

Detailed Description

Embodiments of the present application are described below with reference to the drawings in the present application. It should be understood that the embodiments described below with reference to the drawings are exemplary descriptions for explaining the technical solutions of the embodiments of the present application, and the technical solutions of the embodiments of the present application are not limited.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of other features, information, data, steps, operations, elements, components, and/or groups thereof, all of which may be included in the present application. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. The term "and/or" as used herein refers to at least one of the items defined by the term, e.g., "a and/or B" may be implemented as "a", or as "B", or as "a and B".

For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described in further detail with reference to the accompanying drawings.

The visual range of the traditional naked eye 3D display is fixed, real-time pixel rearrangement cannot be carried out, and a user can only adjust the viewing angle and the position of the user to realize optimal 3D experience. Thus, deficiencies in viewing angle and viewing distance, etc., can affect the user's experience.

The application provides a display device and a display method, which aim to solve at least one technical problem in the prior art.

The following describes the technical scheme of the present application and how the technical scheme of the present application solves the above technical problems in detail with specific embodiments. It should be noted that the following embodiments may be referred to, or combined with each other, and the description will not be repeated for the same terms, similar features, similar implementation steps, and the like in different embodiments.

An embodiment of the present application provides a display device 100, which is shown in fig. 1 to 13, and includes: the display assembly 10, the image capturing structure 20, the control section 30 and the viewing angle defining structure 40, the display assembly 10 having a three-dimensional display mode; the image capturing structure 20 is located on a peripheral side of the display assembly 10, and the image capturing structure 20 is configured to capture image information of a target object (optionally, an eye or a face of the target object, and further, an eye or a face of a person of the target object) within a visual range, where the visual range includes a visual angle range a; the control part 30 is electrically connected with the display assembly 10 and the image acquisition structure 20 respectively, and the control part 30 is used for acquiring image information, obtaining positioning information of a target object according to the image information, and adjusting the display range of the display assembly 10 according to the positioning information so that the target object is positioned in the display range of the display assembly 10; the viewing angle defining structure 40 is located on a side of the image capturing structure 20 facing the display side of the display assembly 10 in a direction perpendicular to the display assembly 10, and the viewing angle defining structure 40 is configured to define a viewing angle range a of the image capturing structure 20.

In the embodiment of the present application, along the direction perpendicular to the display assembly 10, the viewing angle limiting structure 40 is located on the side of the image capturing structure 20 facing the display side of the display assembly 10, and the viewing angle limiting structure 40 can limit the viewing angle range a of the image capturing structure 20, so that the image capturing structure 20 can capture the image of the target object within the viewing angle range a defined by the viewing angle limiting structure 40, and obtain the image information of the target object, and the target object can be accurately identified by the image capturing structure 20 only when the target object enters the viewing angle range a defined by the viewing angle limiting structure 40, so as to capture the characteristics of the target object. The image acquisition structure 20 is electrically connected with the control part 30, the image acquisition structure 20 feeds back the acquired image information to the control part 30, the control part 30 obtains positioning information of the target object according to the image information, the control part 30 is electrically connected with the display assembly 10, and the control part 30 adjusts the display range of the display assembly 10 according to the positioning information so that the target object is located in the display range of the display assembly 10. Compared with the technology that a user can only adjust the viewing angle and position of the user to adapt to the display device to obtain higher user experience, the display device 100 of the embodiment of the application can adjust the display range of the display assembly 10 according to the viewing angle and position of the target object, so that the display range of the display assembly 10 is adapted to the viewing angle and position of the target object, the target object is ensured to be always in the display range of the display assembly 10, the target object is convenient to view the picture displayed by the display device 100, the user can obtain better or even optimal viewing effect without adjusting the viewing angle and position of the user, and the user experience is improved.

In the embodiment of the application, the image acquisition structure 20 is located at the periphery of the display assembly 10, so that on one hand, the image acquisition structure 20 and the display assembly 10 are conveniently arranged, interference between the image acquisition structure 20 and the display assembly 10 can be avoided, and on the other hand, the image acquisition structure 20 is conveniently used for acquiring images of target objects located around the display assembly 10, and the accuracy of image information acquired by the image acquisition structure 20 and the accuracy of adjustment of the display range of the display assembly 10 can be improved.

In the embodiment of the application, the display assembly 10 has a three-dimensional display mode, the image acquisition structure 20 captures the image of the target object in real time to obtain the image information, the control part 30 obtains the positioning information of the target object according to the image information, and rearranges the image displayed by the display assembly 10 in real time according to the positioning information, so that the three-dimensional image displayed by the display assembly 10 is adapted to the viewing angle and position of the target object, and the user can conveniently view the 3D image, thereby realizing better or even optimal 3D experience.

Alternatively, as shown in fig. 1 to 7, the display device 100 according to the embodiment of the present application further includes a mounting frame 50, the mounting frame 50 having a mounting cavity 51, and the display assembly 10 and the control part 30 are both located in the mounting cavity 51; a side surface of the mounting frame 50 facing the display side of the display assembly 10 is provided with a mounting groove 52, an opening of the mounting groove 52 facing the display side of the display assembly 10, and the image capturing structure 20 and the viewing angle defining structure 40 are mounted in the mounting groove 52.

In the embodiment of the application, the display assembly 10 and the control part 30 are both positioned in the mounting cavity 51 of the mounting frame 50, and the mounting frame 50 has a protective effect on the display assembly 10 and the control part 30 positioned in the mounting cavity 51. The image acquisition structure 20 and the view angle limiting structure 40 are both mounted in the mounting groove 52 of the mounting frame 50, and the mounting frame 50 has a supporting effect on the image acquisition structure 20 and the view angle limiting structure 40; the mounting slot 52 opens toward the display side of the display assembly 10 to facilitate the acquisition of images by the image acquisition structure 20.

Optionally, as shown in fig. 7, in the embodiment of the present application, the mounting frame 50 includes a top frame 53, a bottom frame 54, and a side frame 55, where the top frame 53 and the bottom frame 54 are disposed opposite to each other, and the side frame 55 is connected to the top frame 53 and the bottom frame 54, respectively, and the top frame 53, the bottom frame 54, and the side frame 55 enclose the mounting cavity 51.

Optionally, as shown in fig. 7, in the embodiment of the present application, the mounting groove 52 is disposed on a surface of the top frame 53 facing the display side of the display assembly 10 and is located at a center position of the top frame 53, so that after both the image capturing structure 20 and the viewing angle defining structure 40 are mounted in the mounting groove 52, the image capturing structure 20 can capture the image information of the target object in a uniformly distributed visual range, which is helpful for improving the accuracy of the image information captured by the image capturing structure 20, thereby improving the accuracy of the adjustment of the display range of the display assembly 10, realizing a better or even optimal display effect, and improving the user experience.

Optionally, as shown in fig. 7, in the embodiment of the present application, the display device 100 further includes a key 56, where the key 56 is disposed on the side frame 55. The key 56 may be a switch that turns on or off the display device 100.

Optionally, in an embodiment of the present application, the image acquisition structure 20 comprises a camera.

Optionally, the camera may be a black-and-white camera, an infrared camera, or other various cameras capable of image acquisition.

Alternatively, as shown in fig. 20, 21, 25, 26, 30 and 31, in the embodiment of the present application, the viewing angle defining structure 40 has an assembly cavity 41 and a viewing angle defining cavity 42, the assembly cavity 41 and the viewing angle defining cavity 42 are sequentially disposed and communicate in a direction perpendicular to the display assembly 10, and the optical lens 21 of the camera passes through the assembly cavity 41 and at least part of the optical lens 21 is located in the viewing angle defining cavity 42; the angle α between at least part of the inner wall surface of the viewing angle defining cavity 42 and the normal L perpendicular to the optical lens 21 is smaller than the field angle F of the camera.

In the embodiment of the present application, the viewing angle limiting structure 40 is located at one side of the image capturing structure 20 facing the display side of the display assembly 10, the assembly cavity 41 and the viewing angle limiting cavity 42 of the viewing angle limiting structure 40 are sequentially arranged and communicated along the direction perpendicular to the display assembly 10, after the image capturing structure 20 and the viewing angle limiting structure 40 are both installed in the installation groove 52, the optical lens 21 of the camera passes through the assembly cavity 41 and makes at least part of the optical lens 21 located in the viewing angle limiting cavity 42, and the assembly cavity 41 can play a limiting role on the optical lens 21 of the camera, so that the relative position stability of the camera and the viewing angle limiting structure 40 is ensured. The angle α between at least part of the inner wall surface of the viewing angle defining cavity 42 and the normal L perpendicular to the optical lens 21 is smaller than the field angle F of the camera, so that at least part of the inner wall surface of the viewing angle defining cavity 42 can define the range of viewing angles of the camera.

As shown in fig. 14 to 17, fig. 14 is a front view of an assembled structure of the image pickup structure 20 and the viewing angle defining structure 40; FIG. 15 is a cross-sectional view taken along the direction c-c of FIG. 14; FIG. 16 is a d-d cross-sectional view of FIG. 14; fig. 17 is a schematic view showing a picture taken by the image capturing structure of fig. 14, wherein angles α between upper, lower, left and right inner wall surfaces of the viewing angle defining cavity 42 and a normal L perpendicular to the optical lens 21 are 22.5 °, and the picture taken by the camera is in a complete state, and the viewing angle defining structure 40 and the camera are designed according to the following calculation method:

the view angle defining structure 40 and the camera satisfy the following relationship:

M＝K*tanF；

where M is the minimum size of the camera that is not blocked, K is the size between the surface of the optical lens 21 of the camera that is far away from the display side and the surface of the viewing angle defining structure 40 that is toward the display side, K is the design value, and F is the angle of view of the camera (optionally, in the embodiment of the present application, f=25°) limited by the size and thickness space of the entire display device.

Due to errors in structural processing and assembly, certain gaps need to be reserved, and in the embodiment of the application, the reserved gaps are 0.5mm.

The viewing angle defining cavity 42 of the viewing angle defining structure 40 satisfies the following relationship:

M1＝2M+P+0.5*2；

M2＝Q+0.5*2；

Where M1 is the end of the viewing angle defining cavity 42 facing the display side, P is the outer dimension of the mounting end of the optical lens of the camera, which is determined by the hardware of the camera itself, and may be obtained according to the specification or by caliper measurement, Q is the outer dimension of the optical lens 21 of the camera, which may be obtained by caliper measurement, and M2 is the dimension of the end of the viewing angle defining cavity 42 facing away from the display side, which is along the direction perpendicular to the normal L of the optical lens 21.

The two limit dimensions M1 and M2 of the view angle defining structure 40 that do not block the camera angle of view can be obtained by the above calculation method.

According to the technical scheme, the size of the view angle limiting cavity 42 of the view angle limiting structure 40 is designed according to the calculation method, so that various directions of the shot picture of the camera are restrained, the condition that the camera captures a plurality of target objects to cause confusion, a single target object cannot be captured is prevented, and the capturing feature can be accurately identified only if eyes or faces of the target object enter a specific area defined by the view angle limiting cavity 42.

In the embodiment of the present application, the viewing angle limiting structure 40 may adjust the viewing angle collected by the camera according to the processor 31, including the viewing angles in the horizontal direction and the vertical direction, for example, the viewing angle collected by the camera in the horizontal direction is adjusted to ±25°, the viewing angle in the vertical direction is adjusted to ±15° or other viewing angle ranges, wherein the design of the viewing angle limiting structure 40 is determined according to the distance between the viewing angle limiting structure 40 and the camera and the viewing angle requirement.

Alternatively, as shown in fig. 18, 19, 22 to 24, and 27, wherein: fig. 18 is a schematic perspective view of an assembly structure of an image acquisition structure and a viewing angle defining structure of a display device according to an embodiment of the present application; FIG. 19 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of FIG. 18; fig. 22 is a schematic view of an image capturing frame of the image capturing structure shown in fig. 19, wherein angles α between upper and lower inner wall surfaces of the viewing angle defining cavity 42 of the viewing angle defining structure 40 and a normal L perpendicular to the optical lens 21 are all 5 °, and angles α between left and right inner wall surfaces and the normal L perpendicular to the optical lens 21 are all 25 °; fig. 23 is a schematic perspective view of an assembled structure of an image capturing structure and a viewing angle defining structure of another display device according to an embodiment of the present application; fig. 24 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of fig. 23; fig. 27 is a schematic view of an image capturing frame of the image capturing structure shown in fig. 24, wherein the included angles α between the upper and lower inner wall surfaces of the viewing angle defining cavity 42 of the viewing angle defining structure 40 and the normal L perpendicular to the optical lens 21 are 15 °, and the included angles α between the left and right inner wall surfaces and the normal L perpendicular to the optical lens 21 are 5 °; in an embodiment of the present application, the outer contour of the orthographic projection of the viewing angle defining cavity 42 on a first predetermined plane is elliptical, the first predetermined plane being parallel to the display assembly 10.

By this arrangement, a plurality of different included angles α are formed between the inner wall surface of the viewing angle defining cavity 42 and the normal L perpendicular to the optical lens 21, so that the viewing angle range a of the image capturing structure 20 can be constrained in various directions, and an effective defining effect can be achieved.

Alternatively, as shown in fig. 28, 29 and 32, wherein: fig. 28 is a schematic perspective view of an assembled structure of an image capturing structure and a viewing angle defining structure of another display device according to an embodiment of the present application; fig. 29 is a front view of an assembled structure of an image capturing structure and a viewing angle defining structure of the display device of fig. 28; fig. 32 is a schematic view of an image capturing frame of the image capturing structure in fig. 29, wherein the included angles α between the upper, lower, left and right inner wall surfaces of the viewing angle defining cavity 42 of the viewing angle defining structure 40 and the normal L perpendicular to the optical lens 21 are all 15 °; in the embodiment of the present application, the outer contour of the orthographic projection of the viewing angle defining cavity 42 on the first preset plane is circular.

Optionally, in the embodiment of the present application, the front projection of the viewing angle defining cavity 42 on the second preset plane is trapezoidal, the second preset plane is perpendicular to the display assembly 10, the upper bottom of the trapezoid is located on the side of the viewing angle defining structure 40 facing the camera, and the lower bottom of the trapezoid is located on the side of the viewing angle defining structure 40 facing away from the camera. I.e. in a direction away from the camera, the size of the front projection of the viewing angle defining cavity 42 on the second preset plane gradually increases in a direction perpendicular to the normal L of the optical lens 21. The arrangement can be adapted to the extending direction of the angle, and the visible angle range a can be effectively limited.

Alternatively, as shown in fig. 20, 21, 25, 26, 30 and 31, in the embodiment of the present application, the visible angle range a includes:

in a first direction parallel to the display assembly 10 (i.e., left-right direction or horizontal direction as shown in fig. 19, 24, 29), the effective field angle β of the image capturing structure 20 is less than or equal to 25 °; and/or the number of the groups of groups,

in a second direction parallel to the display assembly 10 (i.e., up-down or vertical as shown in fig. 19, 24, 29), the effective field angle β of the image capturing structure 20 is less than or equal to 15 °; wherein the first direction and the second direction are arranged at an included angle.

If the effective angle of view β is greater than 25 ° in the first direction, or if the effective angle of view β is greater than 15 ° in the second direction, the effective angle of view β of the image capturing structure 20 is too large, the image capturing structure 20 is likely to capture an unnecessary target object (e.g., the target object is not viewing the display device 100), resulting in reduced capturing accuracy and efficiency of the image capturing structure 20.

According to the embodiment of the application, through the arrangement mode, the effective field angle beta of the image acquisition structure 20 can be effectively and accurately limited, so that the camera is prevented from capturing a plurality of target objects, a single target cannot be accurately and effectively captured, and the characteristics of capturing the target objects can be accurately identified only when the target objects enter an effective area limited by the effective field angle beta.

Optionally, in an embodiment of the present application, the visual range further includes a visual distance range, where the visual distance range includes:

the distance between the image acquisition structure 20 and the target object is greater than or equal to 500mm and less than or equal to 1500mm in a direction perpendicular to the display assembly 10.

In the embodiment of the application, the camera can acquire the image information of the target object in the visible angle range a and the visible distance range, so that the control part 30 can obtain the positioning information of the target object and perform pixel arrangement of the real-time display picture on the display assembly 10, thereby achieving better and even optimal display effect and improving user experience.

Alternatively, as shown in fig. 1, 8 and 9, in the embodiment of the present application, the control section 30 includes: the processor 31 and the power supply module 32, the processor 31 is electrically connected with the display assembly 10 and the image acquisition structure 20 respectively, the processor 31 is used for acquiring image information, obtaining positioning information of a target object according to the image information, and adjusting the display range of the display assembly 10 according to the positioning information so that the target object is positioned in the display range of the display assembly 10; the power supply module 32 is electrically connected to the processor 31, and the power supply module 32 is configured to be electrically connected to an external power source and provide a driving voltage or a driving current to the processor 31.

Optionally, in an embodiment of the present application, the processor 31 includes a field programmable gate array (Field Programmable Gate Array, abbreviated as FPGA).

Optionally, as shown in fig. 1, 8 and 9, in the embodiment of the present application, the power supply module 32 includes: a power panel 321 and a power interface 322, the power panel 321 being electrically connected to the field programmable gate array to supply a driving voltage or a driving current to the field programmable gate array; the power interface 322 is electrically connected to the power board 321, and the power interface 322 is electrically connected to an external power source to supply power to the power board 321.

Alternatively, as shown in fig. 1, 8 and 9, the display device 100 according to the embodiment of the present application further includes a first mounting structure 61, where the first mounting structure 61 is located at one side of the mounting frame 50 and is detachably connected to the mounting frame 50; the processor 31 and the power supply module 32 are both detachably mounted on the first mounting structure 61, and are located on a side of the first mounting structure 61 facing the mounting frame 50.

In the embodiment of the present application, the processor 31 and the power supply module 32 are detachably mounted on the first mounting structure 61, and the first mounting structure 61 has a supporting function on the processor 31 and the power supply module 32. The processor 31 and the power supply module 32 are located on the side of the first mounting structure 61 facing the mounting frame 50, so that the processor 31 is electrically connected to the image capturing structure 20 and the display assembly 10, respectively. The first mounting structure 61 is detachably connected with the mounting frame 50 to assemble the display assembly 10 disposed in the mounting cavity 51, the image capturing structure 20 and the viewing angle defining structure 40 disposed in the mounting groove 52, and the control section 30 disposed on the first mounting structure 61, with simple operation, easy assembly, and improved structural integrity.

Optionally, the first mounting structure 61 is a sheet metal part, and the processor 31, the power board 321, and the power interface 322 are all fixedly mounted on the sheet metal part.

Alternatively, as shown in fig. 1 and 12, in an embodiment of the present application, the display assembly 10 includes: a display panel 11 and a spectroscopic structure, the display panel 11 being electrically connected to the control section 30; the light-splitting structure is arranged on the display side of the display panel 11 and is electrically connected with the control part 30; the control unit 30 is configured to control the display panel 11 or the spectroscopic structure according to the positioning information, so as to adjust the display range of the display assembly 10 and enable the target object to be located within the display range of the display assembly 10.

In the embodiment of the application, the display panel 11 is used for displaying images, and the light splitting structure is used for splitting the displayed images, so that human eyes receive different images, left eyes receive left images, right eyes receive right images, and then a complete three-dimensional view is automatically synthesized through human brains, so that 3D display is realized.

Alternatively, in the embodiment of the present application, the light splitting structure is attached to the display panel 11.

Optionally, in the embodiment of the present application, the light splitting structure may be a prism, a lens, a grating, or other structures capable of splitting light.

In the embodiment of the present application, the control unit 30 is electrically connected to the display panel 11 and the light splitting structure, respectively, and the control unit 30 can control the display panel 11 or the light splitting structure according to the positioning information, so as to adjust the display range of the display assembly 10, and enable the target object to be located in the display range of the display assembly 10.

Alternatively, in the embodiment of the present application, the control part 30 may adjust the display range of the display assembly 10 by rearranging pixels of different areas of the display panel 11, or by adjusting the position and angle of a prism or a lens, etc.

It should be noted that, in the embodiment of the present application, the methods for implementing 3D display, pixel rearrangement or picture rearrangement may all adopt conventional techniques in the art, and are not described herein.

In the embodiment of the application, the following is taken as an example to explain a method for realizing 3D display and a method for updating or rearranging pixels in real time. Of course, in some alternative embodiments of the present application, other methods similar to the prior art may be used to implement 3D display, pixel rearrangement, or frame rearrangement, which will not be described herein.

In the embodiment of the application, a micro lens array film (i.e., a 3D lens) is attached to the display panel 11, and the 3D lens can optically refract all pixels of the display panel 11, so that the pixels in a partial area are refracted and enter a left eye of a person, which is called a left view display area, and the pixels in another partial area are refracted and enter a right eye of the person, which is called a right view display area, and based on a pixel rearrangement (i.e., rearrangement) algorithm of the FPGA, the contents of left and right views of the 3D video are respectively placed in the corresponding display view areas (i.e., the contents of the left view are placed in the left view display area, and the contents of the right view are placed in the right view display area), so that the corresponding left and right views can be observed by the left and right eyes at the same time, and the function of 3D display is completed.

Acquiring a face image of the face of a display panel through a camera in the display device, performing face recognition to obtain a face region sub-image, and performing key point detection to obtain coordinates of eyes in the face image; and then, according to the relative position relation of the camera relative to the center of the display panel, carrying out coordinate system conversion to obtain human eye coordinates taking the center point of the display panel as the origin of the coordinate system, and carrying out 3D left and right view pixel rearrangement through the converted new human eye coordinates.

According to the geometrical refraction optical principle, the left and right view point areas are determined by the coordinates of eyes relative to a display panel, and when the coordinates of the eyes captured by a camera arranged in a display device are changed, a processor rearranges all views of pixels according to the new coordinates of the eyes, so that the effect of updating 3D display in real time by eye tracking is realized. The three-dimensional picture displayed by the display component can be adapted to the viewing angle and the position of the target object, so that a user can conveniently view the 3D picture, and better and even optimal 3D experience is realized.

Optionally, as shown in fig. 12, in an embodiment of the present application, the display assembly 10 further includes: and the backlight module 13 is positioned on one side of the display panel 11 far away from the light splitting structure, and the display panel 11 is attached to the backlight module 13. The backlight module 13 is located at one side of the display panel 11 far away from the display side, and the display brightness and visual effect can be improved by arranging the backlight module 13.

Optionally, the backlight module 13 includes a backlight source.

Optionally, as shown in fig. 1, 10 and 12, in an embodiment of the present application, the display assembly 10 further includes: the protection structure 14, the protection structure 14 is disposed on a side of the light splitting structure away from the display panel 11, so as to protect the light splitting structure.

Optionally, as shown in fig. 12, in the embodiment of the present application, the protection structure 14 is attached to the display panel 11 through the first OC glue 121. Alternatively, the OC glue may be a resin material.

Alternatively, as shown in fig. 12, in the embodiment of the application, the display panel 11 may be attached to the backlight module 13 by the adhesive 122. Alternatively, the laminating adhesive 122 may be OC adhesive.

Optionally, the protective structure 14 is tempered glass.

In the embodiment of the present application, the protection structure 14, the light splitting structure, the display panel 11 and the backlight module 13 are sequentially disposed to form the display assembly 10.

Alternatively, as shown in fig. 1 and 10 to 13, the display device 100 according to the embodiment of the present application further includes a second mounting structure 62, the second mounting structure 62 being located between the mounting frame 50 and the first mounting structure 61, the second mounting structure 62 being detachably connected to the mounting frame 50 and the first mounting structure 61, respectively; the backlight module 13 is mounted on the second mounting structure 62, and is located at a side of the second mounting structure 62 facing the mounting frame 50.

In the embodiment of the present application, the second mounting structure 62 is located between the mounting frame 50 and the first mounting structure 61, the mounting frame 50 is detachably connected to the second mounting structure 62, the first mounting structure 61 is detachably connected to the second mounting structure 62, and the mounting frame 50 and the first mounting structure 61 are detachably connected together through the second mounting structure 62. The backlight module 13 is installed on the second mounting structure 62, and the protection structure 14 and the light splitting structure are sequentially arranged on one side, far away from the backlight module 13, of the display panel 11, the display panel 11 is attached to the backlight module 13, namely, the display assembly 10 is installed on the second mounting structure 62, and the second mounting structure 62 has a supporting effect on the display assembly 10. The backlight module 13 is located at a side of the second mounting structure 62 facing the mounting frame 50, that is, the display assembly 10 is located at a side of the second mounting structure 62 facing the mounting frame 50, so that the display assembly 10 is conveniently arranged in the mounting cavity 51 of the mounting frame 50, and meanwhile, display of the display assembly 10 is not hindered, and display effect can be ensured.

Alternatively, the first mounting structure 61 is provided with a threaded hole, and the second mounting structure 62 is provided with a threaded hole on a side away from the display assembly 10, and the first mounting structure 61 and the second mounting structure 62 are fastened by locking members (such as screws, bolts, etc.).

Optionally, the second mounting structure 62 and the mounting frame 50 are fixedly connected by screws or adhesive.

Alternatively, as shown in fig. 1 and 3 to 5, the display device 100 according to the embodiment of the present application further includes a rear case 63, the rear case 63 being located at a side of the second mounting structure 62 remote from the mounting frame 50, the rear case 63 being detachably connected to the second mounting structure 62, and the first mounting structure 61 being housed between the second mounting structure 62 and the rear case 63. The rear case 63 protects the display module 10, the control unit 30, the first mounting structure 61, the second mounting structure 62, and the like.

In an alternative embodiment of the present application, the rear case 63 may be provided with a heat dissipation hole according to actual needs, so as to facilitate heat dissipation of the display device 100, and of course, other structures may be provided according to actual needs, which will not be described herein.

Alternatively, as shown in fig. 1 to 13, in the embodiment of the present application, the display assembly 10 is mounted on the second mounting structure 62, both the image capturing structure 20 and the viewing angle defining structure 40 are mounted on the mounting frame 50, the control section 30 is mounted on the first mounting structure 61, and the second mounting structure 62 is detachably connected to the mounting frame 50, the first mounting structure 61, and the rear case 63, respectively. Alternatively, the second mounting structure 62 and the mounting frame 50 may be assembled first, then the first mounting structure 61 and the second mounting structure 62 are connected, and then the rear case 63 and the second mounting structure 62 are connected, thereby completing the complete assembly of the display device 100.

In the embodiment of the application, the image acquisition structure 20 is fixedly arranged in the mounting groove 52 of the mounting frame 50, and the display assembly 10 is positioned in the mounting cavity 51 of the mounting frame 50, so that the relative position relationship between the image acquisition structure 20 and the display assembly 10 is fixed, and the algorithm calibration is convenient to realize the pixel and picture reconstruction.

The technical scheme of the application relates to the field of intelligent system structures. The display device of the embodiment of the application is a display device with a built-in camera. The display device provided by the embodiment of the application can be applied to the technical field of 3D display. Specifically, the display device of the embodiment of the application can form a 3D display device with a built-in camera, the camera is added in the 3D display device to capture the face in real time, and pixel rearrangement and video content generation are carried out relative to the coordinates of the center of the display panel, so that the user achieves the best watching effect.

Specifically, in the embodiment of the present application, the display device may be any one of an LCD (Liquid Crystal Display ) device, an OLED (Organic Light Emitting Diode, organic light emitting diode) display device, a Micro LED (Micro Light Emitting Diode ) display device, and a Mini LED (Mini Light Emitting Diode, inorganic light emitting diode) display device, and the display device may also be a product or a component having any display function, such as a display, a television, a digital camera, a mobile phone, a tablet computer, a notebook computer, and a navigator.

Based on the same inventive concept, the embodiment of the present application provides a display method, which uses the display device 100 to display, and the display assembly 10 of the display device 100 has a three-dimensional display mode; the flow chart of the display method is shown in fig. 33, and the display method comprises the following steps:

s101, acquiring image information of a target object in a visual range through an image acquisition structure 20, and feeding the image information back to a control part 30, wherein the visual range comprises a visual angle range A;

s102, the control part 30 obtains positioning information of the target object according to the image information, and adjusts the display range of the display assembly 10 according to the positioning information so that the target object is positioned in the display range of the display assembly 10.

In the embodiment of the present application, the display method is performed by using the display device 100, and the display function of the display device 100 can be realized by using the display method.

In the embodiment of the application, the image acquisition structure 20 acquires the image information of the target object in the visual range, and feeds the acquired image information back to the control part 30, and the control part 30 obtains the positioning information of the target object according to the image information, and adjusts the display range of the display assembly 10 according to the positioning information, so that the target object is positioned in the display range of the display assembly 10. Compared with the technology that a user can only adjust the viewing angle and the position of the user to adapt to the display device to obtain higher user experience, the display method of the embodiment of the application can adjust the display range of the display assembly 10 according to the viewing angle, the position and the like of the target object, so that the display range of the display assembly 10 is adapted to the viewing angle and the position of the target object, the target object is ensured to be always in the display range of the display assembly 10, the target object is convenient to view the picture displayed by the display device 100, the user can obtain better or even optimal viewing effect without adjusting the viewing angle and the position of the user, and the user experience is improved.

It should be noted that, since the display method according to the embodiment of the present application uses the display device according to the embodiment of the present application to display, the display method according to the embodiment of the present application also has the above-mentioned advantages of the display device according to the embodiment of the present application, and is not described herein.

By applying the embodiment of the application, at least the following beneficial effects can be realized:

in the embodiment of the application, along the direction perpendicular to the display assembly, the visual angle limiting structure is positioned at one side of the image acquisition structure facing the display side of the display assembly, and the visual angle limiting structure can limit the visual angle range of the image acquisition structure, so that the image acquisition structure can acquire the image of the target object within the visual angle range limited by the visual angle limiting structure, and the image information of the target object is obtained. The image acquisition structure is electrically connected with the control part, the image acquisition structure feeds back the acquired image information to the control part, the control part obtains positioning information of the target object according to the image information, the control part is electrically connected with the display assembly, and the control part adjusts the display range of the display assembly according to the positioning information, so that the target object is located in the display range of the display assembly. According to the display device provided by the embodiment of the application, the display range of the display assembly can be adjusted according to the viewing angle, the position and the like of the target object, so that the display range of the display assembly is adapted to the viewing angle and the position of the target object, the target object is ensured to be always in the display range of the display assembly, the target object is convenient to view the picture displayed by the display device, a user can obtain a better viewing effect without adjusting the viewing angle and the position of the user, and the user experience is improved.

Those of skill in the art will appreciate that the various operations, methods, steps in the flow, acts, schemes, and alternatives discussed in the present application may be alternated, altered, combined, or eliminated. Further, other steps, means, or steps in a process having various operations, methods, or procedures discussed herein may be alternated, altered, rearranged, disassembled, combined, or eliminated. Further, steps, measures, schemes in the prior art with various operations, methods, flows disclosed in the present application may also be alternated, altered, rearranged, decomposed, combined, or deleted.

In the description of the present application, directions or positional relationships indicated by words such as "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on exemplary directions or positional relationships shown in the drawings, are for convenience of description or simplification of describing embodiments of the present application, and do not indicate or imply that the devices or components referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, a particular feature, structure, material, or characteristic may be combined in any suitable manner in one or more embodiments or examples.

It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, the order in which the steps are performed is not limited to the order indicated by the arrows. In some implementations of embodiments of the application, the steps in each flow may be performed in other orders as desired, unless explicitly stated herein. Moreover, some or all of the steps in the flowcharts may include multiple sub-steps or multiple stages based on the actual implementation scenario. Some or all of the sub-steps or stages may be performed at the same time, or may be performed at different times, where the execution sequence of the sub-steps or stages may be flexibly configured according to the requirements, which is not limited by the embodiment of the present application.

The foregoing is only a part of the embodiments of the present application, and it should be noted that, for those skilled in the art, other similar implementation means based on the technical idea of the present application may be adopted without departing from the technical idea of the solution of the present application, which is also within the protection scope of the embodiments of the present application.

Claims

1. A display device, comprising:

a display assembly having a three-dimensional display mode;

the image acquisition structure is positioned on the periphery of the display assembly and is used for acquiring image information of a target object in a visual range, and the visual range comprises a visual angle range;

the control part is respectively and electrically connected with the display component and the image acquisition structure, and is used for acquiring the image information, obtaining positioning information of the target object according to the image information, and adjusting the display range of the display component according to the positioning information so that the target object is positioned in the display range of the display component;

and the visual angle limiting structure is positioned on one side of the image acquisition structure facing to the display side of the display assembly along the direction perpendicular to the display assembly, and is used for limiting the visual angle range of the image acquisition structure.

2. The display device of claim 1, further comprising a mounting frame having a mounting cavity, wherein the display assembly and the control are both located within the mounting cavity;

the mounting frame is provided with a mounting groove towards one side surface of the display side of the display assembly, an opening of the mounting groove faces the display side of the display assembly, and the image acquisition structure and the visual angle limiting structure are both mounted in the mounting groove.

3. The display device of claim 1 or 2, wherein the image acquisition structure comprises a camera;

the visual angle limiting structure is provided with an assembly cavity and a visual angle limiting cavity, the assembly cavity and the visual angle limiting cavity are sequentially arranged and communicated along the direction perpendicular to the display assembly, and an optical lens of the camera penetrates through the assembly cavity and is at least partially positioned in the visual angle limiting cavity;

4. A display device according to claim 3, wherein the outer contour of the orthographic projection of the viewing angle defining cavity on a first predetermined plane is elliptical or circular, the first predetermined plane being parallel to the display assembly;

The outer contour of orthographic projection of the visual angle limiting cavity on a second preset plane is trapezoid, the second preset plane is perpendicular to the display assembly, the upper bottom of the trapezoid is located at one side of the visual angle limiting structure, facing the camera, and the lower bottom of the trapezoid is located at one side of the visual angle limiting structure, far away from the camera.

5. The display device according to claim 1 or 2, wherein the visible angle range includes:

in a first direction parallel to the display assembly, an effective field angle of the image acquisition structure is less than or equal to 25 °; and/or the number of the groups of groups,

6. The display device according to claim 1 or 2, wherein the visual range further includes a visual distance range including:

the distance between the image acquisition structure and the target object is greater than or equal to 500mm and less than or equal to 1500mm along a direction perpendicular to the display assembly.

7. The display device according to claim 2, wherein the control portion includes:

The processor is respectively and electrically connected with the display component and the image acquisition structure, and is used for acquiring the image information, obtaining positioning information of the target object according to the image information, and adjusting the display range of the display component according to the positioning information so that the target object is positioned in the display range of the display component;

and the power supply module is electrically connected with the processor and is used for being electrically connected with an external power supply and providing driving voltage or driving current for the processor.

8. The display device of claim 7, wherein the processor comprises a field programmable gate array;

the power supply module includes:

9. The display device of claim 7, further comprising a first mounting structure located on one side of the mounting frame and removably connected to the mounting frame;

The processor and the power supply module are detachably arranged on the first mounting structure and are positioned on one side of the first mounting structure, which faces the mounting frame.

10. The display device of claim 9, wherein the display assembly comprises:

a display panel electrically connected to the control unit;

11. The display device of claim 10, wherein the display assembly further comprises:

the backlight module is positioned at one side of the display panel far away from the light splitting structure, and the display panel is attached to the backlight module;

and/or the number of the groups of groups,

12. The display device of claim 11, further comprising a second mounting structure located between the mounting frame and the first mounting structure, the second mounting structure being detachably connected to the mounting frame and the first mounting structure, respectively;

13. The display device of claim 12, further comprising a rear housing positioned on a side of the second mounting structure remote from the mounting frame, the rear housing being removably coupled to the second mounting structure and housing the first mounting structure between the second mounting structure and the rear housing.