CN112002224A - Display module - Google Patents

Display module Download PDF

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Publication number
CN112002224A
CN112002224A CN202010805905.1A CN202010805905A CN112002224A CN 112002224 A CN112002224 A CN 112002224A CN 202010805905 A CN202010805905 A CN 202010805905A CN 112002224 A CN112002224 A CN 112002224A
Authority
CN
China
Prior art keywords
layer
light
disposed
display module
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010805905.1A
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Chinese (zh)
Inventor
占栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Original Assignee
Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd filed Critical Wuhan China Star Optoelectronics Semiconductor Display Technology Co Ltd
Priority to CN202010805905.1A priority Critical patent/CN112002224A/en
Priority to PCT/CN2020/110743 priority patent/WO2022032717A1/en
Publication of CN112002224A publication Critical patent/CN112002224A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • 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
    • H10K59/126—Shielding, e.g. light-blocking means over the TFTs

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The application provides a display module assembly, including backplate structure, camera structure, display panel and light shield layer, the backplate structure includes first through-hole, first through-hole link up the backplate structure, camera structure set up in the first through-hole, display panel set up in on the backplate structure, including the luminescent layer in display panel the light shield layer set up in on the display panel, the light shield layer is located around the first through-hole. Through set up the light shield layer around first through-hole, avoid first through-hole edge light leak, and then reached the purpose of shading to reduce the width of frame, and then improved display module assembly's pleasing to the eye and reliability.

Description

Display module
Technical Field
The application relates to the technical field of display, in particular to a display module.
Background
Along with scientific and technological development and people to the improvement of product requirement, the comprehensive screen that has higher screen ratio becomes the development trend that smart mobile phone received expectations doubly, in order to promote the ratio of taking up of full screen, digs the hole at the display screen back usually and places the camera, still has the problem that camera region edge is pleasing to the eye, the light leak under the screen, and it is big that there is module frame width in this region simultaneously, is unfavorable for realizing the design of narrow frame.
Disclosure of Invention
The application provides a display module assembly to there is the too big problem of light leak and frame in solving among the prior art display module assembly, improve display module assembly's reliability.
The application provides a display module assembly, include:
a backplane structure comprising a first through hole that passes through the backplane structure;
the camera structure is arranged in the first through hole;
the display panel is arranged on the back plate structure and comprises a light emitting layer; and the light shielding layer is arranged on the display panel and is positioned around the first through hole.
In the display module assembly that this application provided, display panel still includes base plate, first inorganic layer, organic layer and second inorganic layer, the luminescent layer set up in on the base plate, first inorganic layer cover the array substrate and the luminescent layer, first inorganic layer includes first region and second region, first region is located on the first through-hole, the second region centers on first region sets up, organic layer set up in on the first region of first inorganic layer, the light shield layer is located on the second region of first inorganic layer, the inorganic layer of second covers the light shield layer and organic layer, first inorganic layer, organic layer and the inorganic layer of second forms the encapsulation layer.
In the display module provided by the application, the light shielding layer is a hydrophobic light shielding layer.
In the display module provided by the application, the water vapor transmittance of the light shielding layer is 10-15g/m2.day≤x≤10-5g/m2.day。
In the display module provided by the present application, the display module further includes a touch structure and an encapsulation layer, the light emitting layer is arranged on the substrate, the packaging layer is arranged on the substrate and the light emitting layer, the touch structure is arranged on the packaging layer, the touch structure group comprises an insulating layer, a first metal layer and a passivation layer, the insulating layer is disposed on the encapsulation layer, the insulating layer includes a second via that penetrates the insulating layer to expose the encapsulation layer, the second via is located over the first via, the first metal layer is disposed on the insulating layer, the passivation layer is arranged in the second through hole and on the first metal layer, the light shielding layer and the passivation layer are arranged on the same layer, the light shielding layer is arranged on the first metal layer and surrounds the second through hole.
In the display module provided by the application, the touch module further comprises a second metal layer, the second metal layer is arranged on the packaging layer, the insulating layer covers the second metal layer and the packaging layer, the second through hole is exposed out of the second metal layer, and the second metal layer is electrically connected with the first metal layer.
In the display module that this application provided, the light shield layer is insulating light shield layer.
In the display module provided by the application, the dielectric constant of the light shielding layer is in a range of 2-8.
In the display module assembly that this application provided, the display module assembly still includes the touch-control structure, the touch-control structure set up in on the display panel, the light shield layer set up in on the touch-control structure.
In the display module assembly that this application provided, display module assembly still includes the polaroid, the polaroid set up in the encapsulated layer reaches on the light shield layer.
The application provides a display module assembly, including backplate structure, camera structure, display panel and light shield layer, the backplate structure includes first through-hole, first through-hole link up the backplate structure, camera structure set up in the first through-hole, display panel set up in on the backplate structure, including the luminescent layer in display panel the light shield layer set up in on the display panel, the light shield layer is located around the first through-hole. Through set up the light shield layer around first through-hole, avoid first through-hole edge light leak, and then reached the purpose of shading to reduce the width of frame, and then improved display module assembly's pleasing to the eye and reliability.
Drawings
In order to more clearly illustrate the technical solutions in the present application, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a cross-sectional view of a display module provided in the present application.
Fig. 2 is a cross-sectional view of a first structure of a display panel and a light-shielding layer of a display module provided in the present application.
Fig. 3 is a cross-sectional view of a second structure of a display panel and a light-shielding layer of the display module provided in the present application.
Fig. 4 is a cross-sectional view of a third structure of a display panel and a light-shielding layer of the display module provided in the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a structural cross-sectional view of a display module provided in the present application. The present application provides a display module 10. The display module 10 includes a backplate structure 100, a camera structure 200, a display panel 300, and a light-shielding layer 400.
The backplane structure 100 comprises a first through hole 101. The first through hole 101 penetrates the backplate structure 100. Specifically, the back plate structure 100 includes a glue layer 110, a back plate 120 and an ultraviolet light adhesive layer 130. The back plate 120 is disposed on the adhesive layer 110. The ultraviolet adhesive layer 130 is disposed on the back plate 120. The adhesive layer 110, the back plate 120 and the ultraviolet light adhesive layer 130 have first through holes 101. The first through hole 101 penetrates through the adhesive layer 110, the back plate 120 and the ultraviolet light adhesive layer 130.
The camera structure 200 is disposed in the first through hole 101.
The display panel 300 is disposed on the backplane structure 100. Specifically, the display panel 300 includes a substrate 310 and a light emitting layer 320. The material of the substrate 310 is polyimide. The light emitting layer 320 is an organic light emitting diode.
The light shielding layer 400 is disposed on the display panel 300 and around the first through hole 101.
In one embodiment, the light-shielding layer 400 is a hydrophobic light-shielding layer.
In one embodiment, the light-shielding layer 400 has a water vapor transmission rate of 10-15g/m2.day≤x≤10-5g/m2Day. In one embodiment, the light-shielding layer 400 is an insulating light-shielding layer.
In one embodiment, the dielectric constant of the light-shielding layer 400 is in a range of 2-8. Specifically, the dielectric constant of the light-shielding layer 600 may be 3, 5, 6, 7, or the like. The dielectric constant range of the shading layer is set to be 2-8 and is close to the passivation layer, and the electrical property is guaranteed to be free of abnormity.
Referring to fig. 2, fig. 2 is a cross-sectional view of a display panel and a light-shielding layer of a display module according to the present application. The display panel 300 includes a substrate 310, a light emitting layer 320, an array layer 330, a first inorganic layer 340, an organic layer 350, and a second inorganic layer 360. The array layer 330 is disposed on the substrate 310. The light emitting layer 320 is disposed on the array layer 330. The first inorganic layer 340 covers the array layer 330 and the light emitting layer 320. The first inorganic layer 340 includes a first region 341 and a second region 342. The first region 341 is located above the first via 101. The second region 342 is disposed around the first region 341. The organic layer 350 is providedIs disposed on the first region 341 of the first inorganic layer 340. The light-shielding layer 400 is located on the second region 342 of the first inorganic layer 340 and is close to the first region 341. The second inorganic layer 350 covers the light-shielding layer 400 and the organic layer 360. The first inorganic layer 340, the organic layer 350, and the second inorganic layer 360 form an encapsulation layer 366. In this embodiment, the light-shielding layer 400 is a hydrophobic light-shielding layer. The light-shielding layer 400 has a water vapor transmission rate of 10-15g/m2.day≤x≤10-5g/m2.day。
Referring to fig. 3, fig. 3 is a cross-sectional view of a second structure of a display panel and a light-shielding layer of a display module according to the present application. The display panel 300 further includes a substrate 310, a touch structure 370, and an encapsulation layer 366. The light emitting layer 320 is disposed on the substrate 310, the package layer 366 is disposed on the substrate 310 and the light emitting layer 320, and the touch structure 370 is disposed on the package layer 366. The touch structure 370 includes an insulating layer 371, a first metal layer 372, a passivation layer 373, and a second metal layer 374. The second metal layer 374 is disposed on the encapsulation layer 366. The insulating layer 371 covers the encapsulation layer 366 and the second metal layer 374. The insulating layer 371 includes a second via 3710. The second via 3710 penetrates the insulating layer 371 to expose the second metal layer 374. The second via 3710 is located above the first via 101. The first metal layer 372 is disposed on the insulating layer 371 and in the second via 3710, and is electrically connected to the second metal layer 374. The passivation layer 373 is disposed in the second via 3710 and on the first metal layer 372. The light-shielding layer 400 and the passivation layer 373 are disposed on the same layer. The light-shielding layer 400 is disposed on the first metal layer 372. The light shielding layer 400 is disposed around the second through hole 3710. In this embodiment, the light-shielding layer 400 is an insulating light-shielding layer. The dielectric constant of the light-shielding layer 400 is in the range of 2 to 8. Specifically, the dielectric constant of the light-shielding layer 400 may be 3, 5, 6, 7, or the like. The dielectric constant range of the shading layer is set to be 2-8 and is close to the passivation layer, and the electrical property is guaranteed to be free of abnormity.
Referring to fig. 4, fig. 4 is a cross-sectional view of a third structure of a display panel and a light-shielding layer of a display module provided in the present application. Fig. 4 is different from fig. 3 in that: the light-shielding layer 400 is not disposed on the same layer as the passivation layer 373. The light shielding layer 400 is disposed on the touch structure 370 and close to the second through hole 3710. Other structures are shown in fig. 3, and are not described herein.
In the application, the light shielding layer is arranged around the first through hole, so that the light emitting diode is prevented from entering from the side or leaking light from the display module, the display effect of the display module is further ensured, and the reliability of the display module is improved; the light shielding layer is set to be the hydrophobic light shielding layer, so that the invasion of external water vapor can be avoided, the structure in the display module is protected, the service life of the display module is prolonged, and the display effect and the reliability of the display module are improved; set up the light shield layer in the encapsulation layer, reduce the thickness of light shield layer, and then reduced the width of frame, and then be favorable to realizing narrow frame design, and then improved display module's reliability.
In one embodiment, the display module 10 further includes a polarizer 500. The polarizer 500 covers the display panel 300 and the light-shielding layer 400.
In an embodiment, the display module 10 further includes an optical adhesive 600. The optical adhesive 600 is disposed on the polarizer 500.
In one embodiment, the display module 10 further includes an upper substrate 700. The upper substrate 700 is disposed on the optical cement 600.
The application provides a display module assembly, including backplate structure, camera structure, display panel and light shield layer, the backplate structure includes first through-hole, first through-hole link up the backplate structure, camera structure set up in the first through-hole, display panel set up in on the backplate structure, including the luminescent layer in display panel the light shield layer set up in on the display panel, the light shield layer is located around the first through-hole. Through set up the light shield layer around first through-hole, avoid first through-hole edge light leak, and then reached the purpose of shading to reduce the width of frame, and then improved display module assembly's pleasing to the eye and reliability.
The foregoing provides a detailed description of embodiments of the present application, and the principles and embodiments of the present application have been described herein using specific examples, which are presented solely to aid in the understanding of the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (10)

1. A display module, comprising:
a backplane structure comprising a first through hole that passes through the backplane structure;
the camera structure is arranged in the first through hole;
the display panel is arranged on the back plate structure and comprises a light emitting layer; and
and the light shielding layer is arranged on the display panel and is positioned around the first through hole.
2. The display module of claim 1, wherein the display panel further comprises a substrate, a first inorganic layer, an organic layer, and a second inorganic layer, the light emitting layer is disposed on the substrate, the first inorganic layer covers the substrate and the light emitting layer, the first inorganic layer comprises a first region and a second region, the first region is located over the first through hole, the second region is disposed around the first region, the organic layer is disposed on the first region of the first inorganic layer, the light shielding layer is located on the second region of the first inorganic layer, the second inorganic layer covers the light shielding layer and the organic layer, and the first inorganic layer, the organic layer, and the second inorganic layer form an encapsulation layer.
3. The display module according to claim 2, wherein the light-shielding layer is a hydrophobic light-shielding layer.
4. The display module of claim 3, wherein the light-shielding layer has a water vapor transmission rate of 10-15g/m2.day≤x≤10-5g/m2.day。
5. The display module of claim 1, wherein the display panel further comprises a substrate, a touch structure, and an encapsulation layer, the light emitting layer is disposed on the substrate, the encapsulation layer is disposed on the substrate and the light emitting layer, the touch structure is disposed on the encapsulation layer, the touch structure comprises an insulating layer, a first metal layer, and a passivation layer, the insulating layer is disposed on the encapsulation layer, the insulating layer comprises a second via hole penetrating the insulating layer to expose the encapsulation layer, the second via hole is located over the first via hole, the first metal layer is disposed on the insulating layer, the passivation layer is disposed in the second via hole and on the first metal layer, the light shielding layer is disposed with the same-layer passivation layer, the light shielding layer is disposed on the first metal layer, the light shielding layer is arranged around the second through hole.
6. The display module of claim 5, wherein the touch structure further comprises a second metal layer disposed on the encapsulation layer, the insulating layer covers the second metal layer and the encapsulation layer, the second via exposes the second metal layer, and the second metal layer is electrically connected to the first metal layer.
7. The display module according to claim 5, wherein the light-shielding layer is an insulating light-shielding layer.
8. The display module according to claim 5, wherein the dielectric constant of the light-shielding layer is in a range of 2 to 8.
9. The display module of claim 1, further comprising a touch structure disposed on the display panel, wherein the light-shielding layer is disposed on the touch structure.
10. The display module of claim 1, further comprising a polarizer disposed on the display panel and the light-shielding layer.
CN202010805905.1A 2020-08-12 2020-08-12 Display module Pending CN112002224A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010805905.1A CN112002224A (en) 2020-08-12 2020-08-12 Display module
PCT/CN2020/110743 WO2022032717A1 (en) 2020-08-12 2020-08-24 Display module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010805905.1A CN112002224A (en) 2020-08-12 2020-08-12 Display module

Publications (1)

Publication Number Publication Date
CN112002224A true CN112002224A (en) 2020-11-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010805905.1A Pending CN112002224A (en) 2020-08-12 2020-08-12 Display module

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CN (1) CN112002224A (en)
WO (1) WO2022032717A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273492A (en) * 2018-08-30 2019-01-25 云谷（固安）科技有限公司 Display panel and display device
CN209728594U (en) * 2019-05-31 2019-12-03 维沃移动通信有限公司 Display module and terminal device
CN210324946U (en) * 2019-10-21 2020-04-14 江西合力泰科技有限公司 Display module
CN111430422A (en) * 2020-04-02 2020-07-17 合肥维信诺科技有限公司 Display panel, manufacturing method thereof and display device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108900672B (en) * 2018-07-06 2021-05-04 Oppo广东移动通信有限公司 Electronic device and manufacturing method thereof
CN110488526B (en) * 2019-08-13 2020-08-11 武汉华星光电技术有限公司 Display module and assembling method
CN110716340A (en) * 2019-09-23 2020-01-21 武汉华星光电技术有限公司 Display device, electronic equipment and manufacturing method of display device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109273492A (en) * 2018-08-30 2019-01-25 云谷（固安）科技有限公司 Display panel and display device
CN209728594U (en) * 2019-05-31 2019-12-03 维沃移动通信有限公司 Display module and terminal device
CN210324946U (en) * 2019-10-21 2020-04-14 江西合力泰科技有限公司 Display module
CN111430422A (en) * 2020-04-02 2020-07-17 合肥维信诺科技有限公司 Display panel, manufacturing method thereof and display device

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Application publication date: 20201127

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