CN111929935A - Display module and electronic device - Google Patents

Display module and electronic device Download PDF

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Publication number
CN111929935A
CN111929935A CN202010817690.5A CN202010817690A CN111929935A CN 111929935 A CN111929935 A CN 111929935A CN 202010817690 A CN202010817690 A CN 202010817690A CN 111929935 A CN111929935 A CN 111929935A
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China
Prior art keywords
light
micro
display
display panel
module
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CN202010817690.5A
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Chinese (zh)
Inventor
张海裕
孙舟
何小祥
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN202010817690.5A priority Critical patent/CN111929935A/en
Publication of CN111929935A publication Critical patent/CN111929935A/en
Pending legal-status Critical Current

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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
    • 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
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/122—Pixel-defining structures or layers, e.g. banks
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/60—OLEDs integrated with inorganic light-sensitive elements, e.g. with inorganic solar cells or inorganic photodiodes
    • H10K59/65—OLEDs integrated with inorganic image sensors

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Inorganic Chemistry (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)

Abstract

The display assembly comprises a display panel, a micro-lens module and a sensing module, wherein the display panel comprises a first display area, and pixel units and light-transmitting units which are distributed in a staggered mode are arranged in the first display area; the micro-lens module is arranged on the back of the first display area, the lens assembly comprises a plurality of micro-lenses, at least part of the projection of the micro-lenses on the display panel is overlapped with the light transmitting unit, and external light can enter the micro-lenses through the light transmitting unit; the sensing module is arranged on one side of the micro-lens module, which is far away from the display panel, and is used for receiving optical signals transmitted by the micro-lens and converting the optical signals into electric signals. The technical scheme provided by the disclosure is beneficial to lightening and thinning of the electronic equipment.

Description

Display module and electronic device
Technical Field
The present disclosure relates to the technical field of electronic devices, and in particular, to a display assembly and an electronic device.
Background
With the development and progress of the technology, people have more and more researches on the technology of the camera under the screen. The camera under the screen is to locate the electronic equipment camera and realize shooing under the display screen to the region that the camera corresponds under the screen can show on the display screen, thereby realizes full screen display and shows. The camera is located the display screen back and can increase electronic equipment's thickness, and consequently the camera can influence electronic equipment frivolousization under the screen.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The present disclosure is directed to a display module and an electronic device, so as to overcome the problem that the electronic device is light and thin due to the camera under the screen.
According to an aspect of the present disclosure, there is provided a display assembly including:
the display panel comprises a first display area, wherein pixel units and light-transmitting units are distributed in the first display area in a staggered mode;
the micro-lens module is arranged on the back of the first display area, the lens component comprises a plurality of micro-lenses, at least part of the projection of the micro-lenses on the display panel is superposed with the light transmitting unit, and external light can enter the micro-lenses through the light transmitting unit;
the sensing module is arranged on one side, far away from the display panel, of the micro lens module and used for receiving optical signals transmitted by the micro lens and converting the optical signals into electric signals.
According to another aspect of the present disclosure, an electronic device is provided, which includes the above display assembly.
The display module that the embodiment of the disclosure provided, set up the printing opacity unit through the first display area at display panel, thereby make external light can get into the micro-lens module at the display panel back and the sensing module through the printing opacity unit and realize making a video recording under the screen, and first display area is provided with the pixel cell, therefore first display area can show, comprehensive screen display has been realized, and the micro-lens module includes a plurality of micro-lenses, transmit light to the sensing module through the micro-lens, can effectively reduce the thickness of micro-lens module, be favorable to electronic equipment's frivolousization.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
FIG. 1 is a schematic diagram of a first display assembly provided in an exemplary embodiment of the present disclosure;
FIG. 2 is a schematic diagram of a second display assembly provided in an exemplary embodiment of the present disclosure;
fig. 3 is a schematic diagram of a display panel provided in an exemplary embodiment of the present disclosure;
fig. 4 is a schematic diagram of a pixel definition layer provided in an exemplary embodiment of the present disclosure;
fig. 5 is a schematic view of another display panel provided in an exemplary embodiment of the present disclosure;
fig. 6 is a schematic view of a black matrix layer provided in an exemplary embodiment of the present disclosure;
FIG. 7 is a schematic diagram of a third display assembly provided in an exemplary embodiment of the present disclosure;
fig. 8 is a schematic distribution diagram of a microlens according to an exemplary embodiment of the present disclosure;
FIG. 9 is a schematic illustration of an imaging provided by an exemplary embodiment of the present disclosure;
fig. 10 is a schematic diagram of an electronic device according to an exemplary embodiment of the disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.
Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". When a structure is "on" another structure, it may mean that the structure is integrally formed with the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure via another structure.
An exemplary embodiment of the present disclosure first provides a display assembly, as shown in fig. 1, including: the display device comprises a display panel 100, a micro-lens module 200 and a sensing module 300, wherein the display panel 100 comprises a first display area 110, and pixel units 111 and light-transmitting units 112 which are distributed in a staggered manner are arranged in the first display area 110; the microlens module 200 is disposed on the back of the first display region 110, the lens assembly includes a plurality of microlenses 210, at least a portion of a projection of the microlenses 210 on the display panel 100 coincides with the light-transmitting unit 112, and external light can enter the microlenses 210 through the light-transmitting unit 112; the sensing module 300 is disposed on a side of the micro lens module 200 away from the display panel 100, and the sensing module 300 is configured to receive an optical signal transmitted by the micro lens 210 and convert the optical signal into an electrical signal.
The display assembly provided by the embodiment of the disclosure, the light-transmitting unit 112 is arranged in the first display area 110 of the display panel 100, so that external light can enter the micro-lens module 200 and the sensing module 300 on the back of the display panel 100 through the light-transmitting unit 112 to realize shooting under a screen, and the first display area 110 is provided with the pixel unit 111, so that the first display area 110 can display, full-screen display is realized, the micro-lens module 200 comprises a plurality of micro-lenses 210, the light is transmitted to the sensing module 300 through the micro-lenses 210, the thickness of the micro-lens module 200 can be effectively reduced, and the light and thin effect of electronic equipment is facilitated.
The following will describe portions of the display assembly provided by the embodiments of the present disclosure in detail:
as shown in fig. 2, the display panel 100 may include a first display area 110 and a second display area 120, the first display area 110 and the second display area 120 being adjacent. For example, the second display area 120 may surround the first display area 110, or the first display area 110 may be located at a side of the second display area 120. The second display area 120 may be a normal display area, and the first display area 110 may be a display area corresponding to an off-screen camera. The pixel density of the first display area 110 is less than the pixel density of the second display area 120, for example, the pixel density of the first display area 110 may be one-half or one-quarter of the pixel density of the second display area 120. The first display area 110 may be a rectangular area or a circular area.
The first display region 110 may include pixel units 111 and light-transmitting units 112 arranged alternately, and the second display region 120 may be provided with the pixel units 111. The pixel unit 111 is used for displaying, and the light-transmitting unit 112 is used for light entering when the camera below the screen takes a picture.
The pixel unit 111 in the first display region 110 may be referred to as a first pixel unit, and the pixel unit 111 of the second pixel region may be referred to as a second pixel unit. The first pixel element 111 may include a plurality of sub-pixel elements, such as R, G, B sub-pixel elements. The second pixel element may include a plurality of sub-pixel elements, such as R, G, B sub-pixel elements. The arrangement modes of the sub-pixels in the first pixel unit and the second pixel unit can be the same or different.
The first display area 110 may include a transition area and an off-screen image pickup area, and the distribution manner of the sub-pixels in the first pixel unit in the transition area and the first pixel unit in the off-screen image pickup area may be different. The first pixel unit in the transitional display area may be a compensation pixel unit, and the transitional display area is gradually transited through the compensation pixel unit to solve the problems of color difference and color cast at the boundary between the first display area 110 and the second display area 120. For example, the second display region 120 may be diamond-shaped, the sub-pixel units in the second pixel unit may be arranged in RGBG, the sub-pixels in the first pixel unit may be arranged in RGB, and the compensation pixel unit includes B sub-pixels. Of course, in practical applications, the arrangement manner of the first pixel unit, the second pixel unit and the compensation pixel unit may be other manners, and the embodiment of the disclosure is not limited thereto.
The display panel 100 provided in the embodiment of the present disclosure may be an OLED display panel or an LCD display panel, and certainly in practical applications, the display panel 100 may also be other display panels 100, such as a micro led display panel or a MiniLED display panel, and the embodiment of the present disclosure is not limited thereto.
When the display panel 100 is an OLED display panel, as shown in fig. 3, the display panel 100 may include a substrate 101, a driving circuit layer 102, a first electrode layer 103, a light emitting layer 104, a second electrode layer 105, a pixel defining layer 106, and a cover glass (not shown). The driving circuit layer 102 is disposed on the substrate 101, the first electrode layer 103 is disposed on a side of the driving circuit layer 102 away from the substrate 101, the light-emitting layer 104 is disposed on a side of the first electrode layer 103 away from the driving circuit layer 102, the light-emitting layer 104 includes a plurality of light-emitting units, the pixel defining layer 106 surrounds the light-emitting units, and the second electrode layer 105 is disposed on a side of the light-emitting layer 104 away from the second electrode layer 105.
The substrate 101 may be a transparent substrate 101, such as a glass substrate, a transparent plastic substrate, a semiconductor substrate, or the like. The driving circuit layer 102 is disposed on one side of the substrate 101, and the driving circuit layer 102 may include a source-drain metal layer, a gate layer, an interlayer insulating layer, and the like. A plurality of transistors and a connection relationship of the transistors may be formed through the source-drain metal layer, the gate layer and the interlayer insulating layer to form a plurality of driving circuit units in the driving circuit layer 102, where each driving circuit unit corresponds to a sub-pixel unit. The driving circuit unit may be disposed below the corresponding sub-pixel unit.
The plurality of sub-pixel units are supplied with source signals through source lines, gate signals through gate lines, and power supply signals through power supply lines. The source lines, the gate lines, and the power lines may be transparent wires, and the transparent wires can reduce the influence of the wires on the light-transmitting unit 112, thereby improving the imaging quality of the camera under the screen.
Alternatively, in the driving circuit layer 102, the driving circuit units are only disposed in the region corresponding to the second display region 120, and the driving circuit units are not disposed in the projection region of the first display region 110 on the driving circuit layer 102. The driving circuit of the first pixel unit 111 can be disposed in the second display region 120 and the region corresponding to the driving circuit layer 102, and then transmit the driving signal to the corresponding electrode through the via hole by the transparent trace.
The first electrode layer 103 may be a pixel electrode layer, and the first electrode layer 103 includes a plurality of pixel electrode units therein. The shapes and distribution modes of the pixel electrode units and the sub-pixel units are the same, and the density of the pixel electrode units in the projection area of the first display area 110 in the first electrode layer 103 is less than that of the pixel electrode units in the projection area of the second display area 120 in the first electrode layer 103.
As shown in fig. 4, the pixel defining layer 106 is disposed on a side of the first electrode layer 103 away from the driving circuit layer 102, the pixel defining layer 106 is disposed with a first opening 1111 and a second opening 1121, and the light emitting unit can be disposed in the first opening 1111. The light transmission unit 112 corresponds to the second opening 1121, and the second opening 1121 may be filled with a transparent material. The light emitting unit may include sub light emitting units of a plurality of colors, and in this case, the first opening 1111 may include a plurality of sub openings, each of which corresponds to one sub light emitting unit. The driving circuit units and the traces in the second display area 120 may be disposed in a non-opening area of the pixel definition layer 106, so as to prevent the driving circuit units and the traces from affecting the display effect of the camera under the screen.
The second electrode layer 105 may be a common electrode layer covering the light emitting unit and the pixel defining layer 106, and the common electrode layer may be a transparent electrode, for example, an ITO electrode. A planarization layer may be disposed on a side of the second electrode layer 105 away from the pixel defining layer 106, and the planarization layer is used for planarizing the display panel 100, and the material of the planarization layer is a transparent material. The cover glass is disposed on the planarization layer for protecting the display panel 100.
When the display panel 100 is an LCD display panel, as shown in fig. 5, the display panel 100 may include a backlight module 107, a substrate 101, a driving circuit layer 102, a first electrode layer 103, a liquid crystal layer 108, a second electrode layer 105, a color film layer 109, a black matrix layer (not shown), and a cover glass (not shown). The substrate 101 is disposed on the light-emitting side of the backlight module 107, the driving circuit layer 102 is disposed on a side of the substrate 101 away from the backlight module 107, the first electrode layer 103 is disposed on a side of the driving circuit layer 102 away from the substrate 101, the liquid crystal layer 108 is disposed on a side of the first electrode layer 103 away from the driving circuit layer 102, the second electrode layer 105 is disposed on a side of the liquid crystal layer 108 away from the first electrode layer 103, the color film layer 109 is disposed on a side of the second electrode layer 105 away from the liquid crystal layer 108, the black matrix layer is disposed on a side of the color film layer 109 away from the second electrode layer 105, and the cover glass is disposed on a.
The backlight module 107 may include optical films such as light emitting elements, light guide plates, reflective layers, and light shielding parts. The backlight emitted by the light emitting element forms uniform emergent light through the light guide plate. The shading part is used for preventing backlight diffusion, on one hand, the effective utilization rate of backlight can be improved, and on the other hand, the backlight leakage is avoided, so that the display of the electronic equipment is influenced. The first display area 110 is provided with a light-transmitting through hole on a projection area of the backlight module 107, and the light-transmitting through hole enables external light to enter the under-screen camera. And the under-screen camera (the micro-lens module 200) can be arranged at the light-transmitting through hole. A support part may be disposed in the light-transmitting through hole, and the camera may be connected to the backlight module 107 through the support part. The supporting portion may be an integral structure with the middle frame of the electronic device, for example, the supporting portion may be a protruding portion on the middle frame of the electronic device. The protruding part extends into the light-transmitting through hole. The protrusion may have a hollow cylindrical shape, and both ends of the hollow cylindrical shape are open. The camera head extends into the column structure from an end of the column structure remote from the display panel 100. Or the backlight module is provided with through holes corresponding to the light transmission units, namely the backlight module is provided with array through holes, and each micro lens is correspondingly arranged in one through hole, so that the thickness of the electronic equipment can be reduced, and the backlight module is not influenced to provide backlight for the pixel units.
The substrate 101 may be a transparent substrate 101, such as a glass substrate, a transparent plastic substrate, a semiconductor substrate, or the like. The driving circuit layer 102 is disposed on one side of the substrate 101, and the driving circuit layer 102 may include a source-drain metal layer, a gate layer, an interlayer insulating layer, and the like. A plurality of transistors and a connection relationship of the transistors may be formed through the source-drain metal layer, the gate layer and the interlayer insulating layer to form a plurality of driving circuit units in the driving circuit layer 102, where each driving circuit unit corresponds to a sub-pixel unit. The driving circuit unit may be disposed below the corresponding sub-pixel unit.
The plurality of sub-pixel units are supplied with source signals through source lines, gate signals through gate lines, and power supply signals through power supply lines. The source lines, the gate lines, and the power lines may be transparent wires, and the transparent wires can reduce the influence of the wires on the light-transmitting unit 112, thereby improving the imaging quality of the camera under the screen.
Alternatively, in the driving circuit layer 102, the driving circuit units are only disposed in the region corresponding to the second display region 120, and the driving circuit units are not disposed in the projection region of the first display region 110 on the driving circuit layer 102. The driving circuit of the first pixel unit 111 can be disposed in the second display region 120 and the region corresponding to the driving circuit layer 102, and then transmit the driving signal to the corresponding electrode through the via hole by the transparent trace.
The first electrode layer 103 may be a pixel electrode layer, and the first electrode layer 103 includes a plurality of pixel electrode units and light-transmitting electrode units therein. The shapes and distribution modes of the pixel electrode units and the sub-pixel units are the same, and the density of the pixel electrode units in the projection area of the first display area 110 in the first electrode layer 103 is less than that of the pixel electrode units in the projection area of the second display area 120 in the first electrode layer 103. The light-transmitting electrode unit corresponds to the light-transmitting unit 112, and is used for driving the liquid crystal corresponding to the light-transmitting unit 112 to deflect, so as to realize light transmission of the light-transmitting unit 112.
The pixel electrode unit and the light-transmitting electrode unit can be respectively connected with different driving signals for driving. The pixel electrode unit receives a driving signal during displaying, so that the liquid crystal is driven to deflect for displaying. The light-transmitting electrode unit receives a driving signal when photographing and drives the liquid crystal to deflect and transmit light.
The second electrode layer 105 may be a common electrode layer covering the light emitting unit and the pixel defining layer 106, and the common electrode layer may be a transparent electrode, for example, an ITO electrode. A planarization layer may be disposed on a side of the second electrode layer 105 away from the pixel defining layer 106, and the planarization layer is used for planarizing the display panel 100, and the material of the planarization layer is a transparent material. The liquid crystal layer 108 is provided between the first electrode layer 103 and the second electrode layer 105, and liquid crystal is driven to be deflected by an electric field formed by the pixel electrode unit or the light-transmitting electrode unit and the common electrode.
The color film layer 109 is disposed on a side of the second electrode layer 105 away from the liquid crystal layer 108, and a plurality of color units are disposed on the color film layer 109 to form a pixel unit 111. For example, the color film layer 109 may be provided with RGB color elements. The density of the color elements on the color film layer 109 corresponding to the first display area 110 is less than the density of the color elements on the color film layer 109 corresponding to the second display area 120.
The black matrix layer is disposed on a side of the color film layer 109 away from the second electrode layer 105. As shown in fig. 6, a third opening 1112 and a fourth opening 1122 are provided on the black matrix layer, and a color cell may be provided on the third opening 1112. The light-transmitting unit 112 corresponds to the fourth opening 1122, and the fourth opening 1122 may be filled with a transparent material. The color cell may include a plurality of color sub-cells, in which case the third opening 1112 may include a plurality of sub-openings, each sub-opening corresponding to a sub-cell. The driving circuit units and the wires in the second display area 120 may be disposed in the non-opening area of the black matrix layer, so as to prevent the driving circuit units and the wires from affecting the display effect of the camera under the screen.
The microlens module 200 is disposed on the back of the first display region 110, the lens assembly includes a plurality of microlenses 210, at least a portion of the projection of the microlenses 210 on the display panel 100 coincides with the light-transmitting unit 112, and external light can enter the microlenses 210 through the light-transmitting unit 112
The micro lens module 200 may include a substrate 220 and a plurality of micro lenses 210, the micro lenses 210 are disposed on the substrate 220, and the micro lenses 210 may be distributed in an array on the substrate 220. Each of the micro lenses 210 is correspondingly disposed on the back of one of the light-transmitting units 112, and the field angle of the micro lens 210 is smaller than a predetermined field angle, which enables light rays within the field angle of the micro lens 210 not to intersect with the pixel unit 111 when passing through the display panel 100. The diameter of the micro-lens 210 is in the order of hundreds of micrometers, that is, the diameter of the micro-lens is less than or equal to 999 micrometers, for example, the diameter of the micro-lens may be 800 micrometers, 700 micrometers, 300 micrometers, 100 micrometers, 80 micrometers, etc.
The field angle of the micro lens 210 is smaller than a preset field angle, and the preset field angle enables light rays within the field angle of the micro lens 210 not to intersect with the pixel unit 111 when passing through the display panel 100, so that the problem that the imaging of the off-screen camera is affected by a diffraction phenomenon generated by the pixel unit 111 is avoided.
The light-transmitting units 112 are distributed in an array in the first display area 110, and the plurality of microlenses 210 in the microlens module 200 are distributed in an array. That is, the transparent units 112 are uniformly and repeatedly distributed in the first display area 110, and the plurality of microlenses 210 in the microlens module 200 are correspondingly uniformly and repeatedly distributed. For example, the light-transmitting units 112 may be square, and in this case, the distance between any two adjacent light-transmitting units 112 in the plurality of light-transmitting units 112 is the same. The micro-lenses 210 may be circular, and the centers of any two adjacent micro-lenses 210 are equidistant.
As shown in fig. 8, the distance between adjacent microlenses is greater than a preset threshold, that is, the adjacent microlenses 210 do not contact each other. The preset threshold may be a value equal to or greater than 0. For example, the preset threshold may be 1 micron, 3 microns, or 4 microns, etc. The distance between adjacent microlenses 210 is defined as the distance between the edges of two microlenses 210.
The substrate may be a transparent substrate, such as a glass substrate or a transparent plastic substrate, and the micro lens 210 is disposed on the transparent substrate. Or a plurality of through holes distributed in an array can be arranged on the substrate, and the micro lenses can be arranged in the through holes. The array-type through holes can be formed on the substrate by etching or machining.
The micro lens 210 includes one or more optical lenses disposed between the light-transmitting unit 112 and the sensing module 300. Illustratively, the micro lens 210 may include a zoom lens, an aperture, a focus lens, and the like. The optical axes of the zoom lens, the diaphragm, and the focus lens coincide, and the zoom lens, the diaphragm, and the focus lens are sequentially arranged between the light transmitting unit 112 and the sensor module 300. The plurality of optical lenses are configured to have a field angle smaller than a preset field angle such that light rays within the field angle of the micro-lens 210 do not intersect the pixel unit 111 when passing through the display panel 100.
The sensing module 300 may include an image sensor, and the microlenses 210 are disposed on a side of the image sensor close to the display panel 100, that is, the microlenses 210 share one image sensor.
Alternatively, as shown in fig. 7, the sensing module 300 includes a plurality of image sensors 310, the plurality of image sensors 310 are arranged in an array, and each image sensor 310 corresponds to one or more microlenses 210. That is, one microlens 210 may correspond to one image sensor 310, or a part of the microlenses 210 in the microlens module 200 may correspond to one image sensor 310.
The image sensor may include a plurality of photodiodes distributed in an array, and the photodiodes receive an optical signal and convert the optical signal into an electrical signal. The photodiode operates at a reverse voltage, and when an optical signal is not received, the current of the photodiode is weak, which is called a dark current. Upon receiving the optical signal, the current of the photodiode increases, which is referred to as photocurrent. The photocurrent may be transmitted to a processor for use in generating an image.
As an example, the image sensor in the embodiments of the present disclosure may be a complementary metal oxide semiconductor image sensor. The external light irradiates the photodiode array to generate a photoelectric effect, and corresponding charges are generated in the photodiodes. The electrical signals may be output in a scanning manner, and the row selection logic unit gates the corresponding row of pixel units 111 as needed. The image signals in the row pixel units 111 are transmitted to the corresponding analog signal processing units and a/D converters through the signal buses of the respective columns, and are converted into digital image signals to be output. The row selection logic unit can scan the pixel array line by line or interlace. The row selection logic unit and the column selection logic unit are matched for use, so that the window extraction function of the image can be realized. The main function of the analog signal processing unit is to amplify the signal and improve the signal-to-noise ratio.
In the embodiment of the disclosure, as shown in fig. 9, since the light entering the micro lens 210 is the light passing through the light-transmitting unit 112, there is an image blank area in the area corresponding to the pixel unit 111, and in practical applications, the blank area can be compensated by an algorithm to form a complete image. For example, interpolation may be performed according to the display gray levels of the areas adjacent to the blank area to obtain the gray level of the blank area.
The display assembly provided by the embodiment of the disclosure, the light-transmitting unit 112 is arranged in the first display area 110 of the display panel 100, so that external light can enter the micro-lens module 200 and the sensing module 300 on the back of the display panel 100 through the light-transmitting unit 112 to realize shooting under a screen, and the first display area 110 is provided with the pixel unit 111, so that the first display area 110 can display, full-screen display is realized, the micro-lens module 200 comprises a plurality of micro-lenses 210, the light is transmitted to the sensing module 300 through the micro-lenses 210, the thickness of the micro-lens module 200 can be effectively reduced, and the light and thin effect of electronic equipment is facilitated. Further, the field angle of the micro-lens 210 is smaller than a preset field angle, and the preset field angle enables light rays within the field angle of the micro-lens 210 not to intersect with the pixel unit 111 when passing through the display panel 100, so that the problem that the imaging of the off-screen camera is affected by a diffraction phenomenon generated by the pixel unit 111 is avoided.
The exemplary embodiment of the present disclosure also provides an electronic device, as shown in fig. 10, which includes the above-described display assembly 10. The display assembly comprises a display panel 100, a micro-lens module 200 and a sensing module 300, wherein the display panel 100 comprises a first display area 110, and pixel units 111 and light-transmitting units 112 which are distributed in a staggered manner are arranged in the first display area 110; the microlens module 200 is disposed on the back of the first display region 110, the lens assembly includes a plurality of microlenses 210, at least a portion of a projection of the microlenses 210 on the display panel 100 coincides with the light-transmitting unit 112, and external light can enter the microlenses 210 through the light-transmitting unit 112; the sensing module 300 is disposed on a side of the micro lens module 200 away from the display panel 100, and the sensing module 300 is configured to receive an optical signal transmitted by the micro lens 210 and convert the optical signal into an electrical signal.
Further, the electronic device further includes a processing module 500, the processing module 500 is connected to the sensing module 300, and the processing module 500 is configured to generate an image according to a signal output by the sensing module 300 and compensate for a blank area in the image. For example, interpolation may be performed according to the display gray levels of the areas adjacent to the blank area to obtain the gray level of the blank area.
The electronic device may include any product or component with a display function, such as a mobile phone, a tablet computer, a television, a notebook computer, a digital photo frame, and a navigator.
The electronic device provided by the embodiment of the present disclosure further includes a middle frame 20, a main board 30, a battery 40, and a rear cover 50. Wherein the display panel 100 is mounted on the middle frame 20 to form a display surface of the electronic device, and the display panel 100 serves as a front case of the electronic device. The rear cover 50 is attached to the middle frame by double-sided adhesive, and the display panel 100, the middle frame 20 and the rear cover 50 form a receiving space for receiving other electronic components or functional modules of the electronic device. Meanwhile, the display panel 10 forms a display surface of the electronic device for displaying information such as images, texts, and the like. The display panel 100 may be a liquid crystal display or an organic light emitting diode display.
The display panel 100 may be provided with a glass cover plate. The glass cover plate may cover the display panel 100 to protect the display panel 100 and prevent the display panel 100 from being scratched or damaged by water.
The middle frame 20 may be a hollow frame structure. The material of the middle frame 20 may include metal or plastic. The main board 30 is mounted inside the receiving space. For example, the main board 30 may be mounted on the middle frame 20 and be received in the receiving space together with the middle frame 20. The main board 30 is provided with a grounding point to realize grounding of the main board 30. One or more of the functional modules such as a motor, a microphone, a speaker, a receiver, an earphone interface, a universal serial bus interface (USB interface), a camera, a proximity sensor, an ambient light sensor, a gyroscope, and a processor may be integrated on the main board 30. Meanwhile, the display panel 100 may be electrically connected to the main board 30. The micro lens module 200 and the sensing module 300 can be disposed on the middle frame 20 or the main board 30.
The main board 30 is provided with a display control circuit. The display control circuit outputs an electric signal to the display panel 10 to control the display panel 10 to display information.
The battery 40 is mounted inside the receiving space. For example, the battery 40 may be mounted on the middle frame 20 and be received in the receiving space together with the middle frame 20. The battery 40 may be electrically connected to the motherboard 30 to enable the battery 40 to power the electronic device. The main board 30 may be provided with a power management circuit. The power management circuit is used to distribute the voltage provided by the battery 40 to the various electronic components in the electronic device.
The rear cover 50 serves to form an outer contour of the electronic apparatus. The rear cover 50 may be integrally formed. In the forming process of the rear cover 50, a rear camera hole, a fingerprint identification module mounting hole and the like can be formed in the rear cover 50.
The display assembly provided by the embodiment of the disclosure, the light-transmitting unit 112 is arranged in the first display area 110 of the display panel 100, so that external light can enter the micro-lens module 200 and the sensing module 300 on the back of the display panel 100 through the light-transmitting unit 112 to realize shooting under a screen, and the first display area 110 is provided with the pixel unit 111, so that the first display area 110 can display, full-screen display is realized, the micro-lens module 200 comprises a plurality of micro-lenses 210, the light is transmitted to the sensing module 300 through the micro-lenses 210, the thickness of the micro-lens module 200 can be effectively reduced, and the light and thin effect of electronic equipment is facilitated. Further, the field angle of the micro-lens 210 is smaller than a preset field angle, and the preset field angle enables light rays within the field angle of the micro-lens 210 not to intersect with the pixel unit 111 when passing through the display panel 100, so that the problem that the imaging of the off-screen camera is affected by a diffraction phenomenon generated by the pixel unit 111 is avoided.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

Claims (12)

1. A display assembly, the display assembly comprising:
the display panel comprises a first display area, wherein pixel units and light-transmitting units are distributed in the first display area in a staggered mode;
the micro-lens module is arranged on the back of the first display area, the lens component comprises a plurality of micro-lenses, at least part of the projection of the micro-lenses on the display panel is superposed with the light transmitting unit, and external light can enter the micro-lenses through the light transmitting unit;
the sensing module is arranged on one side, far away from the display panel, of the micro lens module and used for receiving optical signals transmitted by the micro lens and converting the optical signals into electric signals.
2. The display module as claimed in claim 1, wherein each of the micro-lenses is disposed on a back surface of one of the light-transmissive units, and an angle of view of the micro-lens is smaller than a predetermined angle of view, and the predetermined angle of view is such that light rays within the angle of view of the micro-lens do not intersect with the pixel unit when passing through the display panel.
3. The display module as claimed in claim 2, wherein the light-transmissive units are arranged in an array in the first display area, and the plurality of microlenses in the microlens module are arranged in an array.
4. The display assembly of claim 3, wherein a distance between adjacent micro-lenses is greater than a preset threshold.
5. The display assembly of claim 1, wherein the micro-lens comprises one or more optical lenses disposed between the light transmissive unit and the sensing module.
6. The display assembly of claim 1, wherein the display panel further comprises:
and the first display area is adjacent to the second display area, and the pixel density of the first display area is smaller than that of the second display area.
7. The display assembly of claim 6, wherein the display panel comprises:
a substrate;
the driving circuit layer is arranged on the substrate and comprises a plurality of driving circuit units, and the projection of the light-transmitting unit on the driving circuit layer is not overlapped with the driving circuit units;
the pixel definition layer is arranged on one side, far away from the substrate, of the driving circuit layer, and is provided with a first opening and a second opening, the first opening is arranged in a projection area of the pixel unit on the pixel definition layer, and the second opening is arranged in a projection area of the light-transmitting unit on the pixel definition layer.
8. The display assembly of claim 6, wherein the display panel comprises:
the backlight module is provided with a light-transmitting through hole, and the light-transmitting through hole is positioned in a projection area of the light-transmitting unit on the backlight module;
the driving circuit layer is arranged on the light emitting side of the backlight module and comprises a plurality of driving circuit units, and the projection of the light transmitting unit on the driving circuit layer is not overlapped with the driving circuit units;
the black matrix layer, the black matrix layer is located the drive circuit layer is kept away from one side of backlight unit, third opening and fourth opening have on the black matrix layer, the third opening is located the pixel unit is in projection area on the black matrix layer, the fourth opening is located the printing opacity unit is in projection area on the black matrix layer.
9. The display assembly of claim 1, wherein the sensing module comprises:
and the micro lenses are arranged on one side of the image sensor, which is close to the display panel.
10. The display assembly of claim 1, wherein the sensing module comprises:
the image sensors are arranged in an array mode, and each image sensor corresponds to one or more micro lenses.
11. An electronic device, characterized in that the electronic device comprises a display assembly according to any of claims 1-10.
12. The electronic device of claim 11, wherein the electronic device further comprises:
and the processing module is connected with the sensing module and used for generating an image according to the signal output by the sensing module and compensating the blank area in the image.
CN202010817690.5A 2020-08-14 2020-08-14 Display module and electronic device Pending CN111929935A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113934039A (en) * 2021-10-29 2022-01-14 武汉华星光电技术有限公司 Display device
US11862122B2 (en) 2021-06-24 2024-01-02 Innolux Corporation Display device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107068716A (en) * 2017-03-31 2017-08-18 京东方科技集团股份有限公司 A kind of integrated form display panel and preparation method, display device
CN108845450A (en) * 2018-06-29 2018-11-20 Oppo广东移动通信有限公司 Display component and electronic equipment
CN208384467U (en) * 2018-06-04 2019-01-15 Oppo广东移动通信有限公司 Electronic device
CN208834050U (en) * 2018-09-30 2019-05-07 Oppo（重庆）智能科技有限公司 Display screen component and electronic equipment
CN110783384A (en) * 2019-10-12 2020-02-11 昆山国显光电有限公司 Display panel and display device
CN111261680A (en) * 2020-01-20 2020-06-09 京东方科技集团股份有限公司 Display panel and display device
CN111308784A (en) * 2020-03-25 2020-06-19 Oppo广东移动通信有限公司 Display screen assembly and electronic equipment
CN111405084A (en) * 2019-01-02 2020-07-10 武汉华星光电半导体显示技术有限公司 Display panel and intelligent terminal

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107068716A (en) * 2017-03-31 2017-08-18 京东方科技集团股份有限公司 A kind of integrated form display panel and preparation method, display device
CN208384467U (en) * 2018-06-04 2019-01-15 Oppo广东移动通信有限公司 Electronic device
CN108845450A (en) * 2018-06-29 2018-11-20 Oppo广东移动通信有限公司 Display component and electronic equipment
CN208834050U (en) * 2018-09-30 2019-05-07 Oppo（重庆）智能科技有限公司 Display screen component and electronic equipment
CN111405084A (en) * 2019-01-02 2020-07-10 武汉华星光电半导体显示技术有限公司 Display panel and intelligent terminal
CN110783384A (en) * 2019-10-12 2020-02-11 昆山国显光电有限公司 Display panel and display device
CN111261680A (en) * 2020-01-20 2020-06-09 京东方科技集团股份有限公司 Display panel and display device
CN111308784A (en) * 2020-03-25 2020-06-19 Oppo广东移动通信有限公司 Display screen assembly and electronic equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11862122B2 (en) 2021-06-24 2024-01-02 Innolux Corporation Display device
TWI831157B (en) * 2021-06-24 2024-02-01 群創光電股份有限公司 Display device
CN113934039A (en) * 2021-10-29 2022-01-14 武汉华星光电技术有限公司 Display device

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Application publication date: 20201113