CN112099255B - Display module and display device - Google Patents
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- CN112099255B CN112099255B CN202011038946.9A CN202011038946A CN112099255B CN 112099255 B CN112099255 B CN 112099255B CN 202011038946 A CN202011038946 A CN 202011038946A CN 112099255 B CN112099255 B CN 112099255B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
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Abstract
The invention discloses a display module and a display device, belonging to the technical field of display, wherein the display module comprises a first display area and a second display area, and the second display area is reused as a light-transmitting area; the orthographic projection of the light sensing component of the display module to the light-emitting surface of the display module is not overlapped with the light-transmitting area, and the light-entering surface of the light sensing component is vertical to the light-emitting surface of the display module; in a first working mode, the light supplementing assembly does not work, ambient light passes through the light transmitting area, the direction of the ambient light is changed through the light splitting assembly, and then the ambient light is emitted to the light inlet face of the light sensing assembly, so that sensing work is completed; and in the second working mode, the photosensitive assembly does not work, emergent light of the light supplementing assembly is emitted to the light transmitting area range, and light supplementing work of the light transmitting area is completed. The display device comprises the display module. The invention utilizes the periscopic light sensing detection principle to realize the sensing work of the light sensing component under the screen, and also improves the display uniformity of the second display area through the light supplementing component, thereby being beneficial to improving the display quality of the whole screen.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display module and a display device.
Background
In the conventional display device, the display panel is mainly divided into two mainstream technologies of a liquid crystal display panel and an organic self-luminous display panel. In order to further improve the screen occupation ratio, a display technology, such as a bang screen and a water drop screen, is available in which holes are dug in a visible area and a front camera is arranged below the screen but cannot normally display right above the camera. After the bang screen and the water drop screen, more and more manufacturers begin to propose new structures for the design of the front camera in order to further improve the screen occupation ratio of the liquid crystal display screen, such as a lifting front camera, a sliding cover full-screen, a side-sliding lifting camera and a hole digging full-screen. The design of the overall screen of the lifting camera, the side-sliding camera and the sliding cover is adopted, the contradiction between the occupation ratio of the front camera and the screen is better solved, the complexity of the internal structure is increased, the manufacturing cost is improved, meanwhile, the mechanism occupies the space of the whole machine, and the battery arrangement, the volume and the weight of the whole machine are affected. The hole digging full-face screen keeps the original machine body structure unchanged, the contradiction between the front camera and the screen occupation ratio is well solved, and the whole visual experience of the screen is influenced due to the hole digging. Therefore, the scheme of the 'camera under the screen' which does not really influence the display effect of the screen in the prior art is produced. The camera under the so-called screen just indicates to set up leading camera under the screen, but, although the camera can be hidden under the screen, this also can lead to setting up the regional unable quilt that the camera corresponds on the display screen and lighting and showing, consequently just also can't realize true comprehensive screen, has seriously influenced user experience, and sets up the regional influence that receives the camera easily that the camera corresponds on the display screen, influences the display effect.
Therefore, it is an urgent need of the skilled person to provide a display module and a display device that can meet the urgent need of the current real full-screen, can also improve the display uniformity, and improve the display effect.
Disclosure of Invention
In view of this, the invention provides a display module and a display device, so as to solve the problems in the prior art that the display effect of the position of the off-screen camera is not ideal and the screen cannot really realize a full screen due to the objective requirement of the off-screen camera.
The invention discloses a display module, comprising: the display device comprises a first display area and a second display area which are arranged adjacently, wherein the second display area is reused as a light-transmitting area; the display module comprises a backlight module and a display panel which are oppositely arranged, and the backlight module is positioned on one side of the display panel, which is far away from the light-emitting surface of the display module; the display module further comprises a light supplementing assembly, a light splitting assembly and a photosensitive assembly, wherein the light supplementing assembly, the light splitting assembly and the photosensitive assembly are positioned on one side of the backlight module, which is far away from the display panel; the orthographic projection of the photosensitive assembly to the light-emitting surface of the display module is not overlapped with the light-transmitting area, and the light-entering surface of the photosensitive assembly is vertical to the light-emitting surface of the display module; the display module assembly includes first mode and second mode: in a first working mode, the light supplementing assembly does not work, ambient light passes through the light transmitting area, is changed in direction by the light splitting assembly and then is emitted to the light incident surface of the light sensing assembly, and sensing work of the light sensing assembly is completed; under the second operating mode, the photosensitive assembly does not work, emergent light of the light supplementing assembly is emitted to the light-transmitting area in the range, and light supplementing work of the light supplementing assembly to the light-transmitting area is completed.
Based on the same invention concept, the invention also discloses a display device which comprises the display module.
Compared with the prior art, the display module and the display device provided by the invention at least realize the following beneficial effects:
the display module provided by the invention comprises the first display area and the second display area which are adjacently arranged, the second display area is reused as the light-transmitting area, the second display area can realize the display effect and can transmit light, and the external environment light can be collected by the photosensitive assembly through the light-transmitting area to complete the sensing work of the photosensitive assembly. The display module assembly is still including being located backlight unit and keeping away from the light filling subassembly, beam split subassembly and the photosensitive assembly of display panel one side, the orthographic projection and the printing opacity district non-overlap of photosensitive assembly to the display module assembly play plain noodles, can avoid easily exposing the photosensitive assembly in printing opacity district scope content, influence the display effect that the printing opacity district used as the display module assembly second display area, and in the sensing image acquisition in-process of photosensitive assembly, can avoid exposing the collection effect that influences light of photosensitive assembly. According to the invention, the photosensitive assembly is set to be in a horizontal state, and the characteristic of light ray direction can be changed through the light splitting assembly, so that the photosensitive assembly in the horizontal state can be prevented from influencing the light inlet quantity of external environment light, the light inlet quantity of the light inlet surface of the photosensitive assembly can be increased, and the sensing effect and the imaging quality of the photosensitive assembly can be improved. The display module disclosed by the invention utilizes a periscopic photosensitive detection principle to realize sensing imaging work of the photosensitive assembly under the screen, and also realizes a comprehensive screen display effect of the display module through the light supplementing assembly, so that the display uniformity of the second display area and the first display area is improved as much as possible, and the display quality of the whole screen is favorably improved.
Of course, it is not necessary for any product in which the present invention is practiced to be specifically designed to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic plan view of a display module according to an embodiment of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A' of FIG. 1;
FIG. 3 is a schematic view of a light transmission path of the display module shown in FIG. 2 in a first operating mode;
FIG. 4 is a schematic view of a light transmission path of the display module shown in FIG. 2 in a second operating mode;
FIG. 5 is a schematic view of another cross-sectional structure taken along line A-A' of FIG. 1;
FIG. 6 is a schematic view of a light transmission path of the display module shown in FIG. 5 in a first operating mode;
FIG. 7 is a schematic view of a light transmission path of the display module shown in FIG. 5 in a second operating mode;
FIG. 8 is a schematic view of an alternative cross-sectional configuration taken along line A-A' of FIG. 1;
FIG. 9 is a schematic view of a light transmission path of the display module shown in FIG. 8 in a first operating mode;
FIG. 10 is a schematic view of a light transmission path of the display module shown in FIG. 8 in a second operating mode;
fig. 11 is a schematic plan view illustrating a light emitting surface of a light supplement assembly according to an embodiment of the present invention;
FIG. 12 is a schematic view of an alternative cross-sectional configuration taken along line A-A' of FIG. 1;
FIG. 13 is a schematic view of a light transmission path of the display module shown in FIG. 12 in a first operating mode;
FIG. 14 is a schematic view of a light transmission path of the display module shown in FIG. 12 in a second operating mode;
fig. 15 is a schematic plane structure view of a light incident surface side of a photosensitive assembly according to an embodiment of the present invention;
fig. 16 is a schematic plan view illustrating a light emitting surface of another light supplement assembly according to an embodiment of the present invention;
FIG. 17 is a schematic view of an alternative cross-sectional configuration taken along line A-A' of FIG. 1;
FIG. 18 is a schematic view of another cross-sectional structure along the line A-A' in FIG. 1;
fig. 19 is a schematic plan view of a display device according to an embodiment of the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Referring to fig. 1 to 4, fig. 1 is a schematic plan structure view of a display module according to an embodiment of the present invention, fig. 2 is a schematic sectional structure view along a direction a-a' in fig. 1, fig. 3 is a schematic light transmission path of the display module in fig. 2 in a first operating mode, fig. 4 is a schematic light transmission path of the display module in fig. 2 in a second operating mode, a display module 000 according to an embodiment includes a first display area AA1 and a second display area AA2 that are adjacently disposed, and a second display area AA2 is reused as a light transmissive area AA 3;
the display module 000 comprises a backlight module 10 and a display panel 20 which are oppositely arranged, and the backlight module 10 is positioned on one side of the display panel 20 far away from a light-emitting surface E of the display module 000;
the display module 000 further includes a light supplement component 30, a light splitting component 40 and a light sensing component 50 located on one side of the backlight module 10 away from the display panel 20; the orthographic projection of the photosensitive assembly 50 to the light-emitting surface E of the display module 000 is not overlapped with the light-transmitting area AA3, and the light-entering surface 50A of the photosensitive assembly 50 is perpendicular to the light-emitting surface E of the display module 000;
the display module 000 includes a first operation mode and a second operation mode:
in the first working mode, the light supplementing assembly 30 does not work, and the ambient light L1 passes through the light transmitting area AA3, is changed in direction by the light splitting assembly 40, and then is emitted to the light incident surface 50A of the photosensitive assembly 50, so that the sensing work of the photosensitive assembly 50 is completed;
in the second working mode, the photosensitive element 50 does not operate, and the emergent light L2 of the light supplement element 30 is emitted into the range of the light-transmitting area AA3, so that the light supplement operation of the light supplement element 30 on the light-transmitting area AA3 is completed.
Specifically, the display module 000 provided in this embodiment includes a first display area AA1 and a second display area AA2 that are adjacently disposed, the second display area AA2 is reused as a light-transmitting area AA3, optionally, the light-transmitting area AA3 of the display module 000 may be a blind hole or a through hole, that is, the light-transmitting area AA3 of the display module 000 may be a blind hole structure, and the light-transmitting area AA3 is filled with a film layer having a high light transmittance, optionally, the backlight module 10 may be provided with a circle of light-shielding plastic frame around the light-transmitting area AA3, so as to prevent the backlight light leakage from affecting the imaging quality of the photosensitive assembly 50. The display module 000 may also have a through hole structure, and the through hole structure at least penetrates through the backlight module 10 in a direction Z perpendicular to the light emitting surface E of the display module 000, which is not limited in this embodiment. The multiplexing of light transmission area AA3 and second display area AA2 can make second display area AA2 realize the display effect while, can also the printing opacity, and external environment light can be gathered by photosensitive element 50 through this light transmission area AA3, accomplishes photosensitive element 50's sensing work. Alternatively, the photosensitive component 50 may be a photosensitive sensor, a camera, and the like, and this embodiment is not particularly limited. The display module 000 of the present embodiment may be a liquid crystal display module, and includes a backlight module 10 and a display panel 20 that are oppositely disposed, the backlight module 10 is located on a side of the display panel 20 away from a light-emitting surface E of the display module 000, the backlight module 10 is used for providing a backlight source for the display panel 20, the structure of the backlight module 10 is not particularly limited in the present embodiment, and may be any one of a direct type backlight module and a side type backlight module, and the backlight module 10 is illustrated as a side type backlight module in fig. 2.
The display module 000 of this embodiment further includes a light supplementing component 30, a light splitting component 40, and a photosensitive component 50 located on a side of the backlight module 10 away from the display panel 20, the present embodiment does not specifically limit the relative position relationship among the light supplementing component 30, the light splitting component 40, and the photosensitive component 50, and it can be understood that, for clearly illustrating the technical scheme of this embodiment, the positions of the light supplementing component 30, the light splitting component 40, and the photosensitive component 50 are independently illustrated relative to the display module 000 in fig. 2, and in actual implementation, the three of the light supplementing component 30, the light splitting component 40, and the photosensitive component 50 have a connection relationship with the display module 000. The orthographic projection of the photosensitive assembly 50 to the light emitting surface E of the display module 000 is not overlapped with the light transmitting area AA3, so that the photosensitive assembly 50 is prevented from being easily exposed in the range of the light transmitting area AA3, the display effect of the light transmitting area AA3 used as the display module 000 second display area AA2 is prevented from being influenced, and the exposure of the photosensitive assembly 50 can be prevented from influencing the light collection effect in the sensing image collection process of the photosensitive assembly 50. The light incident surface 50A of the photosensitive assembly 50 of the embodiment is perpendicular to the light emitting surface E of the display module 000, the photosensitive assembly 50 is set to be in a horizontal state, and the light splitting assembly 40 can change the light direction, so that the photosensitive assembly 50 in the horizontal state can be prevented from influencing the light incident amount of the external environment light, the light incident amount of the light incident surface 50A of the photosensitive assembly 50 can be increased, and the sensing effect and the imaging quality of the photosensitive assembly 50 can be improved. The structure of the light splitting element 40 in this embodiment is not particularly limited, and may be, for example, a triangular prism as shown in fig. 2, and the light splitting element only needs to change the light direction so that the external ambient light can be incident on the light incident surface 50A of the light sensing element 50. The working modes of the display module 000 of the embodiment are specifically as follows: the display module 000 includes a first working mode and a second working mode, the display module 000 is in the first working mode (as shown in fig. 3), the light supplementing module 30 does not work, the ambient light L1 passes through the light transmitting area AA3, after the direction of the ambient light is changed by the light splitting module 40, the ambient light L1 which is incident after the direction of the light splitting module 40 is changed is detected by the light sensing module 50, the sensing work of the light sensing module 50 is completed, and the sensing imaging work of the light sensing module 50 under the screen is realized by utilizing the periscopic light sensing detection principle. Alternatively, in the first operation mode, in order to receive the ambient light L1, the light splitting assembly 40 may be disposed such that the light splitting assembly 40 overlaps the light-transmitting area AA 3. The display module 000 is in the second operating mode (as shown in fig. 4), the photosensitive component 50 does not operate, the emergent light L2 of the light supplementing component 30 is emitted to the range of the light transmissive area AA3 (the light supplementing component 30 may be a light source structure capable of emitting light rays of different colors), the light supplementing component 30 completes light supplementing operation of the light transmissive area AA3, so that the first display area AA1 and the second display area AA2 multiplexed as the light transmissive area AA3 display images together, optionally, the light supplementing component 30 of the second display area AA2 may emit light rays of different colors according to a required display image, that is, the emergent light L2 of the light supplementing component 30 may be light rays of different colors, so as to achieve a full-screen display effect of the display module 000, the arrangement of the light supplementing component 30 may improve the display uniformity of the second display area AA2 and the first display area AA1 as much as possible, and is beneficial to improve the display quality of a full-screen.
It should be noted that, in the present embodiment, the fixing connection manner of the light supplementing element 30, the light splitting element 40, the photosensitive element 50 and the display module 000 is not specifically limited, and the fixing connection manner may be all disposed in the housing of the display device including the display module 000, for example, the photosensitive element 50 may be fixedly disposed on the housing of the backlight module 10 on the side away from the display panel 20, and the present embodiment is not limited, and only needs to satisfy that the orthographic projection of the photosensitive element 50 to the light emitting surface E of the display module 000 is not overlapped with the light transmitting area AA3, and the light incident surface 50A of the photosensitive element 50 is perpendicular to the light emitting surface E of the display module 000; light filling subassembly 30, light splitting subassembly 40 can be through structures such as slide rail, motor, carousel and display module assembly 000 swing joint, for example as shown in fig. 3 and fig. 4, light splitting subassembly 40 when first mode of operation goes on to the second mode of operation, through certain angle of light splitting subassembly 40 self rotation, light splitting subassembly 40 can be through connecting the carousel, motor etc. realize self rotation to the function switch of the first mode of operation and the second mode of operation of realization display module assembly 000, but not only be limited to this kind of mode, this embodiment is not repeated.
It is understood that fig. 1 of the present embodiment only schematically illustrates the shape of the second display area AA2, and in a specific implementation, the shape of the second display area AA2 may be a regular shape, such as a right-angle rectangle, a rounded rectangle, a circle, an ellipse, or the like, and the shape of the second display area AA2 may also be an irregular shape, such as a drop shape of the second display area AA 2. In practical applications, the shape of the second display area AA2 may be designed according to the shape of the light sensing element disposed in the second display area AA2, and the embodiment is not limited herein.
It should be understood that fig. 1 of the present embodiment only schematically illustrates a relative position relationship between the first display area AA1 and the second display area AA2, but is not limited thereto, the relative position relationship and the shape of the first display area AA1 and the second display area AA2 of the present embodiment are not limited thereto, and may be specifically set according to a screen design of the display module 000, for example, the first display area AA1 may be disposed around the second display area AA2 (as shown in fig. 1), and the second display area AA2 may also be disposed in a corner or an edge of the first display area AA1, which is not specifically limited by the present embodiment. The specific structures of the backlight module 10 and the display panel 20 in this embodiment are not limited to the above structures, and may be understood with reference to the structures of the liquid crystal display device in the related art, for example, the lateral backlight module 10 may further include optical films such as a light guide plate, a brightness enhancement film, and a reflector, and the display panel 20 may include an array substrate and a color film substrate that are arranged oppositely, and a liquid crystal layer located between the array substrate and the color film substrate, which are not described herein again.
In some optional embodiments, please refer to fig. 1 and 5-7 in combination, fig. 5 is a schematic cross-sectional view along the direction a-a' in fig. 1, fig. 6 is a schematic light transmission path of the display module in fig. 5 in a first operating mode, and fig. 7 is a schematic light transmission path of the display module in fig. 5 in a second operating mode.
The embodiment explains that the light splitting assembly 40 may have a structure including a reflective surface 401, and no matter in the first working mode or the second working mode (as shown in fig. 6 and 7), the reflective surface 401 may intersect with the light emitting surface E of the display module 000, and the reflective surface 401 may have a smooth mirror surface structure, and is used for reflecting the ambient light L1 and the light emitting light L2 of the light supplement assembly 30, so as to achieve the purpose of changing the light transmission direction.
It should be noted that, in the embodiment, the shape and structure of the light splitting assembly 40 are not specifically limited, and may be a carrier structure with a triangular prism as shown in fig. 5 to 6 as the reflection surface 401, and only the requirement of having the reflection surface 401 intersecting with the light emitting surface E of the display module 000 is required, the light directions of the ambient light L1 and the emergent light L2 of the light supplementing assembly 30 can be changed, in the first working mode, the light incident surface 50A of the light sensing assembly 50 can receive the ambient light L1 for sensing, and in the second working mode, the emergent light L2 of the light supplementing assembly 30 can be emitted from the light transmitting area AA3 for realizing a full-screen display effect.
In some alternative embodiments, please refer to fig. 1, 5-7 in combination, an included angle α between the reflection surface 401 of the light splitting assembly 40 and the light emitting surface E of the display module 000 is 40-50 degrees.
The embodiment explains that the light splitting assembly 40 may have a structure including a reflective surface 401, and no matter in the first working mode or the second working mode (as shown in fig. 6 and 7), the reflective surface 401 may intersect with the light emitting surface E of the display module 000, and the reflective surface 401 may have a smooth mirror surface structure, and is used for reflecting the ambient light L1 and the light emitting light L2 of the light supplement assembly 30, so as to achieve the purpose of changing the light transmission direction. Optionally, the included angle α between the reflection surface 401 and the light emitting surface E of the display module 000 is 40 to 50 degrees, and the included angle α may be 45 degrees, so that while the light directions of the ambient light L1 and the emergent light L2 of the light supplement component 30 are changed by the reflection surface 401 of the light splitting component 40, the ambient light L1 is changed from the direction perpendicular to the light emitting surface E of the display module 000 to the direction parallel to the light emitting surface E of the display module 000 in the first working mode, and is vertically incident to the light incident surface 50A of the photosensitive component 50, so that the light incident surface 50A of the photosensitive component 50 can receive more ambient light L1 for sensing work, thereby avoiding light loss, the emergent light L2 of the light supplement component 30 in the second working mode can be changed from the direction parallel to the light emitting surface 000E of the display module to the direction perpendicular to the light emitting surface E of the display module 000, and is emitted from the light transmitting area AA3, thereby better achieving a full-screen display effect, it is advantageous to improve the display uniformity of the first display area AA1 and the second display area AA 2.
In some alternative embodiments, please refer to fig. 1 and 8-10 in combination, fig. 8 is a schematic cross-sectional view along the direction a-a' in fig. 1, fig. 9 is a schematic light transmission path of the display module in fig. 8 in a first operating mode, fig. 10 is a schematic light transmission path of the display module in fig. 8 in a second operating mode, in this embodiment, the reflection surface 401 of the light splitting element 40 faces the light incident surface 50A of the photosensitive element 50;
the orthogonal projection of the light supplementing assembly 30 to the light emitting surface E of the display module 000 and the light transmitting area AA3 are overlapped, and in the direction Z perpendicular to the light emitting surface E of the display module 000, the light supplementing assembly 30 is located on one side of the light splitting assembly 40 away from the backlight module 10;
in the first working mode, the orthographic projection of the light splitting assembly 40 to the light emitting surface E of the display module 000 and the light transmitting area AA3 are overlapped, the light supplementing assembly 30 does not work, the ambient light L1 passes through the light transmitting area AA3, is incident to the reflecting surface 401 of the light splitting assembly 40, is changed in direction by the reflecting surface 401, and then is emitted to the light incident surface 50A of the photosensitive assembly 50, so that the sensing work of the photosensitive assembly 50 is completed;
in the second working mode, the light splitting assembly 40 moves to a position where the orthographic projection of the light splitting assembly 40 to the light emitting surface E of the display module 000 is not overlapped with the light transmitting area AA3, the photosensitive assembly 50 does not work, the emergent light L2 of the light supplementing assembly 30 directly exits into the range of the light transmitting area AA3, and the light supplementing assembly 30 completes light supplementing work of the light supplementing assembly 30 to the light transmitting area AA 3.
This embodiment explains a structure capable of switching functions of the first operating mode and the second operating mode of the display module 000, in which the front projection of the light supplementing assembly 30 to the light emitting surface E of the display module 000 is overlapped with the light transmitting area AA3, the front projection of the light sensing assembly 50 to the light emitting surface E of the display module 000 is not overlapped with the light transmitting area AA3, in the direction Z perpendicular to the light emitting surface E of the display module 000, the light supplementing assembly 30 is located on the side of the light splitting assembly 40 away from the backlight module 10, so that the light supplementing assembly 30 and the light sensing assembly 50 can be fixed (fixed in the housing of the display device including the display module 000), and through the structure of a slide rail, for example, the light splitting assembly 40 moves in the first operating mode and the second operating mode, specifically, the reflection surface 401 of the light splitting assembly 40 always faces the light incident surface 50A of the light sensing assembly 50 (as shown in fig. 9 and 10), the orthographic projection of the light splitting assembly 40 to the light emitting surface E of the display module 000 and the light transmitting area AA3 are overlapped, namely the light splitting assembly 40 is in the range of the light transmitting area AA3, the light supplementing assembly 30 does not work at the moment, the ambient light L1 passes through the light transmitting area AA3 and enters the reflecting surface 401 of the light splitting assembly 40, the direction of the reflecting surface 401 is changed, the light is emitted to the light incident surface 50A of the photosensitive assembly 50, the photosensitive assembly 50 is sensed and operated, and the sensing imaging operation of the photosensitive assembly 50 under the screen is realized by utilizing the periscopic photosensitive detection principle. Under the second mode of operation, beam splitting subassembly 40 can move through the structure of similar slide rail, it does not overlap with light transmission area AA3 to move to beam splitting subassembly 40 to the orthographic projection of display module 000 play plain noodles E, photosensitive assembly 50 is out of work this moment, emergent light L2 of light filling subassembly 30 can directly be emergent to light transmission area AA3 within range owing to not having the sheltering from of beam splitting subassembly 40, accomplish the light filling work of light filling subassembly 30 to light transmission area AA3, realize the comprehensive screen display effect of display module 000, can promote the display homogeneity of second display area AA2 and first display area AA1 as far as possible, be favorable to improving the display quality of full-face screen.
Optionally, as shown in fig. 9 to 10, the light emitting direction of the emergent light L2 of the light supplement assembly 30 may be perpendicular to the light emitting surface E of the display module 000, so that more light supplement light enters the light transmissive area AA3, the light amount of the light transmissive area AA3 is more uniform, and the display uniformity of the second display area AA2 and the first display area AA1 is further improved.
In some optional embodiments, please refer to fig. 1, fig. 5 to fig. 7, in this embodiment, in the second operating mode of the display module 000, the emergent light L2 of the light supplement component 30 is changed in direction by the light splitting component 40 and then emitted into the range of the light transmissive area AA3, so as to complete the light supplement operation of the light supplement component 30 on the light transmissive area AA 3.
Optionally, the orthographic projection of the light supplementing assembly 30 on the light emitting surface E of the display module 000 is not overlapped with the light transmitting area AA3, and the orthographic projection of the light splitting assembly 40 on the light emitting surface E of the display module 000 is overlapped with the light transmitting area AA 3; in the direction X parallel to the light emitting surface E of the display module 000, the light supplementing assembly 30 is located on one side of the light splitting assembly 40 away from the photosensitive assembly 50;
in the first working mode, the reflection surface 401 of the light splitting assembly 40 faces the light incident surface 50A of the photosensitive assembly 50, the light supplementing assembly 30 does not work, and the ambient light L1 passes through the light transmitting area AA3, enters the reflection surface 401 of the light splitting assembly 40, changes the direction through the reflection surface 401, and then exits to the light incident surface 50A of the photosensitive assembly 50, so as to complete the sensing work of the photosensitive assembly 50;
in the second working mode, the light splitting assembly 40 rotates to the reflecting surface 401 and faces the light supplementing assembly 30, the photosensitive assembly 50 does not work, and the emergent light L2 of the light supplementing assembly 30 is emitted into the range of the light transmitting area AA3 after the direction of the emergent light L2 is changed by the reflecting surface 401, so that the light supplementing operation of the light supplementing assembly 30 on the light transmitting area AA3 is completed.
In this embodiment, another structure capable of switching the functions of the first working mode and the second working mode of the display module 000 is explained, the forward projection of the light supplement component 30 to the light emitting surface E of the display module 000 is not overlapped with the light transmissive area AA3, and the forward projection of the light splitting component 40 to the light emitting surface E of the display module 000 is overlapped with the light transmissive area AA 3; in a direction X parallel to the light emitting surface E of the display module 000, the light supplement component 30 is located on a side of the light splitting component 40 away from the photosensitive component 50, which is beneficial to reducing the thickness of the whole display module, so that the light supplement component 30 and the photosensitive component 50 can be fixed (can be fixed in a housing of a display device including the display module 000), the light splitting component 40 rotates in a first working mode and a second working mode through structures such as a turntable and a motor, specifically, the reflection surface 401 of the light splitting component 40 faces the light incident surface 50A of the photosensitive component 50 in the first working mode (as shown in fig. 6), and the reflection surface 401 of the light splitting component 40 faces the light supplement component 30 in the second working mode (as shown in fig. 7); under the first mode, the reflection plane 401 of the light splitting assembly 40 faces the light incident plane 50A of the photosensitive assembly 50, the light supplementing assembly 30 does not work at this time, the ambient light L1 can pass through the light transmitting area AA3 and enter the reflection plane 401 of the light splitting assembly 40, and after the direction is changed by the reflection plane 401, the ambient light is emitted to the light incident plane 50A of the photosensitive assembly 50, so that the photosensitive assembly 50 is sensed, and the sensing imaging work of the photosensitive assembly 50 under the screen is realized by using the periscopic photosensitive detection principle. Under the second mode, light splitting component 40 is through similar carousel, the rotatory effect is realized to the structure of motor, make light splitting component 40 rotatory to the plane of reflection 401 towards light filling component 30, photosensitive assembly 50 is out of work this moment, emergent light L2 of light filling component 30 changes the direction back through plane of reflection 401, the emergence is to light-transmitting area AA3 within range, accomplish light filling component 30 to light-transmitting area AA 3's light filling work, realize display module 000's comprehensive screen display effect, can promote the demonstration homogeneity of second display area AA2 and first display area AA1 as far as possible, be favorable to improving the display quality of full screen.
Optionally, as shown in fig. 6 to 7, the light-emitting direction of the emergent light L2 of the light supplement assembly 30 may be parallel to the light-emitting surface E of the display module 000, so that more light supplement light enters the light-transmitting area AA3 through the reflective surface 401 of the light splitting assembly 40, the light quantity of the light-transmitting area AA3 is more uniform, and the display uniformity of the second display area AA2 and the first display area AA1 is further improved. The light emitting direction of the light supplementing assembly.
In some optional embodiments, please refer to fig. 1 to 11 in combination, fig. 11 is a schematic plan structure view of a light emitting surface of a light supplement assembly according to an embodiment of the present invention, in the present embodiment, the light supplement assembly 30 includes a plurality of light sources 301 arranged in an array, and the light sources 301 are either mini LEDs or micro LEDs.
The embodiment further explains that the light supplement component 30 can be a plurality of light sources 301 arranged in an array and densely arranged mini LEDs or micro LEDs, and can make the light sources 301 emit uniform surface light sources, and after being reflected by the reflection surface 401 of the light splitting component 40, the light transmission area AA3 can obtain a vertical emergent uniform surface light source, and the surface light source can cover the whole light transmission area AA3, so that a more uniform light supplement effect can be realized, and further improvement of display uniformity is facilitated.
In some optional embodiments, please refer to fig. 1, 12-14 in combination, fig. 12 is a schematic cross-sectional structure of the direction a-a' in fig. 1, fig. 13 is a schematic light transmission path of the display module in fig. 12 in a first operating mode, and fig. 14 is a schematic light transmission path of the display module in fig. 12 in a second operating mode.
The photosensitive assembly 50 of this embodiment includes base 501 and photosensitive body structure 502, and photosensitive body structure 502 installs on base 501, and photosensitive body structure 502 can be the camera body, and base 501 can be for the integrated structure that has control circuit, can integrate in base 501 promptly and be provided with control circuit and camera body electricity and be connected, realizes photosensitive assembly 50's sensing work. The light supplement component 30 of this embodiment is integrally disposed on the base 501, as shown in fig. 12, a plurality of light supplement light sources of the light supplement component 30 may be integrally disposed on the base 501 around the photosensitive body structure 502, and optionally, a power supply signal of the light supplement component 30 may also be provided through a control circuit integrated in the base 501, which is beneficial to simplifying a control circuit structure. This embodiment is all integrated the setting on the base 501 of sensitization subassembly 50 with sensitization body structure 502 and light filling subassembly 30, is favorable to the simplification design of module structure.
In some optional embodiments, please refer to fig. 1, 12-14, in which the orthogonal projection of the light splitting assembly 40 to the light emitting surface E of the display module 000 and the light transmissive area AA3 are overlapped, and the reflective surface 401 of the light splitting assembly 40 faces the light incident surface 50A of the photosensitive assembly 50;
in the first working mode, the light supplementing assembly 30 does not work, and the ambient light L1 enters the reflecting surface 401 of the light splitting assembly 40 through the light transmitting area AA3, changes the direction through the reflecting surface 401, and then exits to the light incident surface 50A of the photosensitive assembly 50, so that the photosensitive assembly 50 performs sensing work;
in the second working mode, the photosensitive element 50 does not work, and the emergent light L2 of the light supplement element 30 is emitted into the range of the light-transmitting area AA3 after the direction of the emergent light L2 is changed by the reflecting surface 401, so that the light supplement operation of the light supplement element 30 on the light-transmitting area AA3 is completed.
This embodiment explains another structure capable of realizing function switching between the first working mode and the second working mode of the display module 000, in which the orthographic projection of the light splitting assembly 40 to the light emitting surface E of the display module 000 is overlapped with the light transmitting area AA3, the reflecting surface 401 of the light splitting assembly 40 faces the light incident surface 50A of the photosensitive assembly 50, and in the direction X parallel to the light emitting surface E of the display module 000, the light supplementing assembly 30 and the photosensitive assembly 50 are both integrally disposed on the same side of the light splitting assembly 40, which is beneficial to the simplified design of the module structure, so that the light supplementing assembly 30, the light splitting assembly 40, and the photosensitive assembly 50 are all fixed and fixed during the switching between the two working modes, and the positions are not changed, specifically, the reflecting surface 401 of the light splitting assembly 40 is always in the state facing the light incident surface 50A of the photosensitive assembly 50 (as shown in fig. 13 and 14), in the first working mode, under first mode, the light filling subassembly 30 that the integration set up on the base 501 of photosensitive element 50 does not work, photosensitive element 50 works, and ambient light L1 passes through light-transmitting zone AA3, incides to the plane of reflection 401 of beam split subassembly 40, changes the back through plane of reflection 401, and the emergence is to photosensitive element 50's income plain noodles 50A, accomplishes photosensitive element 50 and carries out sensing work, utilizes periscopic sensitization detection principle, realizes the sensing imaging work of photosensitive element 50 under the screen. Under the second mode of operation, the integrated light filling subassembly 30 that sets up on photosensitive element 50's base 501 works, photosensitive element 50 does not work, light filling subassembly 30's emergent light L2 changes the direction back through plane of reflection 401, the emergent is to the light-transmitting area AA3 within range, accomplish the light filling subassembly 30 and to the light-transmitting area AA3 light filling work, realize the comprehensive screen display effect of display module 000, can promote the demonstration homogeneity of second display area AA2 and first display area AA1 as far as possible, be favorable to improving the display quality of full-screen.
In some optional embodiments, please refer to fig. 1, 12-15 in combination, and fig. 15 is a schematic plane structure diagram of one side of the light incident surface of the photosensitive assembly according to an embodiment of the present invention, in the present embodiment, the light supplement assembly 30 includes a plurality of light sources 301 arranged in an array, the light sources 301 are either mini LEDs or micro LEDs, and the light sources 301 are integrally disposed on the base 501 around the photosensitive body structure 502.
The light supplement component 30 of this embodiment is integrally disposed on the base 501, as shown in fig. 15, a plurality of light supplement light sources 301 of the light supplement component 30 may be integrally disposed on the base 501 around the photosensitive body structure 502, and optionally, a power supply signal of the light supplement component 30 may be provided through a control circuit integrated in the base 501, which is beneficial to simplifying a control circuit structure. This embodiment sets up sensitization body structure 502 and the equal integration of light filling subassembly 30 on sensitization subassembly 50's base 501, when being favorable to the design of the simplification of module structure, can also make light source 301 send even area source, can make light-permeable area AA3 obtain the even area source of perpendicular outgoing after the plane of reflection 401 reflection of light-splitting subassembly 40, the area source can cover whole light-permeable area AA3, and then can realize more even light filling effect, be favorable to further promoting and show the homogeneity.
In some optional embodiments, please refer to fig. 1 to 10, 12 to 14, and 16, and fig. 16 is a schematic plan view of a light emitting surface of another light supplement assembly according to an embodiment of the present invention, in which the light supplement assembly 30 includes a light bar 302 and a light guide plate 303 located on one side of the light emitting surface of the light bar 302.
The embodiment further explains that the light supplement assembly 30 may include a light bar 302 and a light guide plate 303 located on one side of the light emitting surface of the light bar 302, light emitted from the light bar 302 can emit a uniform surface light source after being emitted through light guide of the light guide plate 302, the light passing through the light transmission area AA3 can obtain a vertical emission uniform surface light source after being reflected by the reflecting surface 401 of the light splitting assembly 40, the surface light source can cover the whole light passing through area AA3, and then a more uniform light supplement effect can be realized, which is beneficial to further improving the display uniformity.
It should be noted that, the structural shapes and the numbers of the light bars 302 and the light guide plates 303 can be designed according to the shape of the light supplement assembly 30, as shown in fig. 16, when the overall shape of the light supplement assembly 30 is circular, the light bars 302 can be arranged in the middle of the light supplement assembly 30, two sides of the light bars 302 are provided with one light guide plate 303 to obtain an even surface light source, and when the overall shape of the light supplement assembly 30 is square, the surrounding light bars 302 surrounding the light guide plate 303 can be arranged at the peripheral position of the light supplement assembly 30 to obtain an even surface light source, and other arrangement modes are also possible.
In some alternative embodiments, please refer to fig. 1 and 17 in combination, fig. 17 is another schematic cross-sectional structure view along the direction a-a' in fig. 1, in this embodiment, the display module 000 includes a groove 60, in the direction Z perpendicular to the light emitting surface E of the display module 000, the groove 60 at least penetrates through the backlight module 10, and the front projection of the groove 60 to the light emitting surface E of the display module 000 is overlapped with the light transmissive area AA 3. Optionally, the backlight module 10 at the position of the groove 60 includes a light shielding plate 70, the light shielding plate 70 is disposed around the groove 60, and the extending direction of the plane where the light shielding plate 70 is located intersects with the light emitting surface E of the display module 000.
The embodiment explains that the light transmissive area AA3 of the display module 000 may be a through hole structure, that is, the display module 000 includes a groove 60, the groove 60 at least penetrates the backlight module 10 in a direction Z perpendicular to the light emitting surface E of the display module 000, and the orthographic projection of the groove 60 to the light emitting surface E of the display module 000 is overlapped with the light transmissive area AA 3. The backlight module 10 disposed at the position of the groove 60 further includes a light shielding plate 70, the light shielding plate 70 is disposed around the groove 60, the extending direction of the plane where the light shielding plate 70 is located intersects with the light emitting surface E of the display module 000, and the light shielding plate 70 can be used for blocking the light leakage of the backlight module 10 and preventing the light leakage of the backlight module 10 from interfering with the imaging quality of the photosensitive assembly 50.
In some alternative embodiments, please refer to fig. 1 and fig. 18 in combination, fig. 18 is another schematic cross-sectional structure view along the direction of a-a' in fig. 1, in this embodiment, the backlight module 10 at least includes a housing 101 and a plurality of optical films 102, the housing 101 forms an accommodating space for accommodating the optical films 102, and the light shielding plate 70 is integrally formed with the housing 101.
The embodiment further explains that the backlight module 10 may be a structure at least including a housing 101 and a plurality of optical films 102, the housing 101 may be made of a metal iron frame, and the housing 101 forms an accommodating space for accommodating the optical films 102, and in this embodiment, the housing 101 may be bent into an L-shape at the groove 60 in the light transmissive area AA3 during the manufacturing of the housing 101, as shown in fig. 18, the light blocking plate 70 is reused with the housing 101 as a light blocking plate 70, and the light blocking plate 70 and the housing 101 are integrally formed, so that light leakage of the backlight module 10 can be blocked, and the light leakage of the backlight module 10 is prevented from interfering with the imaging quality of the photosensitive assembly 50, and the manufacturing process can also be simplified.
In some optional embodiments, please refer to fig. 19, where fig. 19 is a schematic plan view of a display device according to an embodiment of the present invention, and the display device 111 according to this embodiment includes the display module 000 according to the above embodiment of the present invention. The embodiment of fig. 19 only uses a mobile phone as an example to describe the display device 111, and it should be understood that the display device 111 provided in the embodiment of the present invention may be other display devices 111 having a display function, such as a computer, a television, and a vehicle-mounted display device, and the present invention is not limited thereto. The display device 111 provided in the embodiment of the present invention has the beneficial effects of the display module 000 provided in the embodiment of the present invention, and specific descriptions of the display module 000 in the above embodiments may be specifically referred to, and this embodiment is not described herein again.
According to the embodiment, the display module and the display device provided by the invention at least realize the following beneficial effects:
the display module provided by the invention comprises the first display area and the second display area which are adjacently arranged, the second display area is reused as the light-transmitting area, the second display area can realize the display effect and can transmit light, and the external environment light can be collected by the photosensitive assembly through the light-transmitting area to complete the sensing work of the photosensitive assembly. The display module assembly is still including being located backlight unit and keeping away from the light filling subassembly, beam split subassembly and the photosensitive assembly of display panel one side, the orthographic projection and the printing opacity district non-overlap of photosensitive assembly to the display module assembly play plain noodles, can avoid easily exposing the photosensitive assembly in printing opacity district scope content, influence the display effect that the printing opacity district used as the display module assembly second display area, and in the sensing image acquisition in-process of photosensitive assembly, can avoid exposing the collection effect that influences light of photosensitive assembly. According to the invention, the photosensitive assembly is set to be in a horizontal state, and the characteristic of light ray direction can be changed through the light splitting assembly, so that the photosensitive assembly in the horizontal state can be prevented from influencing the light inlet quantity of external environment light, the light inlet quantity of the light inlet surface of the photosensitive assembly can be increased, and the sensing effect and the imaging quality of the photosensitive assembly can be improved. The display module disclosed by the invention utilizes a periscopic photosensitive detection principle to realize sensing imaging work of the photosensitive assembly under the screen, and also realizes a comprehensive screen display effect of the display module through the light supplementing assembly, so that the display uniformity of the second display area and the first display area is improved as much as possible, and the display quality of the whole screen is favorably improved.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A display module, comprising: the display device comprises a first display area and a second display area which are arranged adjacently, wherein the second display area is reused as a light-transmitting area;
the display module comprises a backlight module and a display panel which are oppositely arranged, and the backlight module is positioned on one side of the display panel, which is far away from the light-emitting surface of the display module;
the display module further comprises a light supplementing assembly, a light splitting assembly and a photosensitive assembly, wherein the light supplementing assembly, the light splitting assembly and the photosensitive assembly are positioned on one side of the backlight module, which is far away from the display panel; the orthographic projection of the photosensitive assembly to the light-emitting surface of the display module is not overlapped with the light-transmitting area, and the light-entering surface of the photosensitive assembly is vertical to the light-emitting surface of the display module;
the light splitting assembly comprises a reflecting surface, and the reflecting surface is intersected with the light emitting surface of the display module;
the display module comprises a first working mode and a second working mode:
the reflecting surface of the light splitting assembly faces the light incident surface of the photosensitive assembly;
the light supplementing assembly is positioned on one side of the light splitting assembly, which is far away from the backlight module, in the direction perpendicular to the light emitting surface of the display module;
in the first working mode, the orthographic projection of the light splitting assembly to the light emitting surface of the display module and the light transmitting area are mutually overlapped, the light supplementing assembly does not work, ambient light passes through the light transmitting area, enters the reflecting surface of the light splitting assembly, is changed in direction by the reflecting surface and then is emitted to the light incident surface of the photosensitive assembly, and the sensing work of the photosensitive assembly is completed;
in the second working mode, the light splitting assembly moves to the position where the orthographic projection of the light splitting assembly to the light emitting surface of the display module is not overlapped with the light transmitting area, the photosensitive assembly does not work, emergent light of the light supplementing assembly directly exits into the range of the light transmitting area, and light supplementing work of the light supplementing assembly to the light transmitting area is completed; or,
the light supplementing assembly does not overlap with the light transmitting area in the orthographic projection from the light supplementing assembly to the light emitting surface of the display module, and the light splitting assembly overlaps with the light transmitting area in the orthographic projection from the light splitting assembly to the light emitting surface of the display module; in the direction parallel to the light emitting surface of the display module, the light supplementing assembly is positioned on one side of the light splitting assembly, which is far away from the photosensitive assembly;
in the first working mode, the reflecting surface of the light splitting assembly faces the light incident surface of the photosensitive assembly, the light supplementing assembly does not work, ambient light enters the reflecting surface of the light splitting assembly through the light transmitting area, and is emitted to the light incident surface of the photosensitive assembly after the direction of the ambient light is changed by the reflecting surface, so that the sensing work of the photosensitive assembly is completed;
under the second working mode, the light splitting assembly rotates to the reflecting surface faces the light supplementing assembly, the photosensitive assembly does not work, emergent light of the light supplementing assembly passes through the reflecting surface, changes direction and then emits to the light transmitting area range, and the light supplementing assembly completes light supplementing work of the light transmitting area.
2. The display module according to claim 1, wherein an included angle between the reflection surface and the light emitting surface of the display module is 40-50 degrees.
3. The display module of claim 1, wherein when the light supplement module overlaps with the light transmissive region in a normal projection onto the light exit surface of the display module, a light exit direction of the light supplement module is perpendicular to the light exit surface of the display module.
4. The display module of claim 1, wherein when the orthographic projection of the light supplement component on the light exit surface of the display module does not overlap with the light transmission region, the light exit direction of the light supplement component is parallel to the light exit surface of the display module.
5. The display module according to claim 1, wherein the light supplement assembly comprises a plurality of light sources arranged in an array, and the light sources are either mini LEDs or micro LEDs.
6. The display module as claimed in claim 1, wherein the light supplement assembly comprises a light bar and a light guide plate disposed on one side of a light emitting surface of the light bar.
7. The display module according to claim 1, wherein the display module comprises a groove, the groove at least penetrates through the backlight module in a direction perpendicular to the light exit surface of the display module, and an orthogonal projection of the groove to the light exit surface of the display module overlaps with the light transmissive region.
8. The display module according to claim 7, wherein the backlight module at the position of the groove comprises a light shielding plate, the light shielding plate is disposed around the groove, and the extending direction of the plane of the light shielding plate intersects with the light emitting surface of the display module.
9. The display module of claim 8, wherein the backlight module comprises at least a housing and a plurality of optical films, the housing forms an accommodating space for accommodating the optical films, and the light shielding plate is integrally formed with the housing.
10. A display device comprising the display module according to any one of claims 1 to 9.
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| CN113176682B (en) * | 2021-04-26 | 2022-06-14 | 厦门天马微电子有限公司 | Display device |
| CN113327522B (en) * | 2021-05-20 | 2022-05-27 | 武汉天马微电子有限公司 | Display device and display module |
| CN113641029B (en) * | 2021-07-27 | 2023-05-05 | 武汉天马微电子有限公司 | Display device |
| CN113703227B (en) * | 2021-09-23 | 2023-04-07 | 厦门天马微电子有限公司 | Display module and display device |
| CN113885248B (en) * | 2021-09-24 | 2024-05-10 | 合肥维信诺科技有限公司 | Display device and control method thereof |
| CN114401331B (en) * | 2022-01-28 | 2024-08-27 | 厦门天马微电子有限公司 | Display module and electronic equipment |
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