WO2020001381A1 - Panneau d'affichage, son procédé de fabrication et terminal mobile - Google Patents

Panneau d'affichage, son procédé de fabrication et terminal mobile Download PDF

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Publication number
WO2020001381A1
WO2020001381A1 PCT/CN2019/092277 CN2019092277W WO2020001381A1 WO 2020001381 A1 WO2020001381 A1 WO 2020001381A1 CN 2019092277 W CN2019092277 W CN 2019092277W WO 2020001381 A1 WO2020001381 A1 WO 2020001381A1
Authority
WO
WIPO (PCT)
Prior art keywords
glass
cover glass
display panel
substrate glass
circuit board
Prior art date
Application number
PCT/CN2019/092277
Other languages
English (en)
Chinese (zh)
Inventor
黄凯
何宗文
朱华胜
Original Assignee
维沃移动通信有限公司
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 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2020001381A1 publication Critical patent/WO2020001381A1/fr

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    • 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
    • H10K59/40—OLEDs integrated with touch screens
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices

Definitions

  • the present disclosure relates to the field of display technology, and in particular, to a display panel, a manufacturing method thereof, and a mobile terminal.
  • the display is a very important device in the whole machine.
  • the thickness of the whole machine is obtained by stacking the display and camera. Therefore, the thickness of the whole machine is limited by the display. If the thickness of the display is reduced, the thickness of the whole machine can be correspondingly reduced. Thinning.
  • the thickness of the display module in the related technology is large, which is not conducive to the realization of thinness and thinness of the electronic device, and its function is relatively single.
  • the embodiments of the present disclosure provide a display panel, a method for manufacturing the same, and a mobile terminal, in order to solve the problem that the display panel is arranged in a related art to make the thickness of the display panel larger, which is not conducive to thinning and thinning the mobile terminal.
  • an embodiment of the present disclosure provides a display panel, including:
  • a touch sensing layer is disposed on a surface of the cover glass facing the substrate glass, and a polarizer is disposed on the touch sensing layer;
  • a plurality of organic light emitting pixel units are disposed on a surface of the substrate glass facing the cover glass, and the plurality of organic light emitting pixel units are covered with a cured optical glue, and the optical glue is connected to the polarizer.
  • An embodiment of the present disclosure further provides a method for manufacturing a display panel, including:
  • the optical glue covers the plurality of organic light emitting pixel units.
  • An embodiment of the present disclosure further provides a mobile terminal including the above display panel.
  • the cover glass and the substrate glass to set the touch sensing layer and the organic light-emitting pixel unit, the number of glass layers on the display panel is reduced, the thickness of the display panel is reduced, and the mobile terminal is thin and light.
  • FIG. 1 shows one of the main structural diagrams of an AMOLED display module in the related art
  • FIG. 2 shows the second schematic diagram of the main structure of the AMOLED display module in the related art
  • FIG. 3 is a schematic structural diagram of a display panel according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic flowchart of a method for manufacturing a display panel according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of a cover glass after the touch sensing layer, the polarizer, and the first flexible circuit board are disposed according to an embodiment of the present disclosure
  • FIG. 6 is a schematic structural diagram of a substrate glass after the organic light-emitting pixel unit, the first wiring, and the second flexible circuit board are disposed according to an embodiment of the present disclosure.
  • the structure of the Active Matrix / Organic Light Emitting Diode (AMOLED) display itself is shown in Figure 1.
  • the main structure of the AMOLED display module is: the top polarizer 11, the top glass 12, and the bottom glass 13
  • the upper glass 12 and the lower glass 13 are bonded by the surrounding edge sealant 14 to form an intermediate sealed hollow structure; the surface of the upper glass 12 is plated with a touch sensing layer 15 and then touched with the mobile phone main board 16 (FPC)
  • the control board is connected to realize the touch function.
  • the surface of the lower glass 13 is a pixel 17 (RGB) composed of organic light-emitting material and an inert gas.
  • the outer edge of the pixel is a display layer ITO (Indium Tin Oxide) trace 18, and then the display layer FPC trace 19 and the main The control board is connected to realize the display function.
  • ITO Indium Tin Oxide
  • the total thickness of the AMOLED display module is composed of the thickness of the cover glass 21, liquid optical adhesive 20, polarizer 11, upper glass 12, touch sensing layer 15, frame adhesive 14, and lower glass 13.
  • the cover glass mainly plays a protective role, making the thickness of the display module in the related technology larger, which is not conducive to the realization of thinner and lighter electronic equipment, and its function is relatively single.
  • the present disclosure is directed to a display panel installation method in the related art, which makes the display panel thicker and is not conducive to the problem of thinness and thinness of a mobile terminal, and provides a display panel, a manufacturing method thereof, and a mobile terminal.
  • an embodiment of the present disclosure provides a display panel including:
  • a touch sensing layer 101 is disposed on a surface of the cover glass 100 facing the substrate glass 200, and a polarizer 110 is disposed on the touch sensing layer 101;
  • a plurality of organic light emitting pixel units 201 are disposed on a surface of the substrate glass 200 facing the cover glass 100, and the plurality of organic light emitting pixel units 201 are covered with a cured optical glue 210.
  • the polarizer 110 is connected.
  • the substrate glass 200 in the embodiment of the present disclosure refers to the aforementioned lower glass
  • the cover glass 100 refers to the aforementioned glass layer that can protect the lower glass and the upper glass. After the panel is assembled into a mobile terminal, the cover glass 100 is located on an outer surface of the mobile terminal.
  • the cover glass 100 By using the cover glass 100 and the substrate glass 200 to set the touch sensing layer 101 and the organic light-emitting pixel unit 201, the cover glass 100 not only has the function of protecting the substrate glass 200, but also can set the touch sensing layer 101.
  • the cover glass 100 achieves the functions of protecting the substrate glass and replacing the upper glass at the same time, reducing the setting of a layer of glass, thereby reducing the thickness of the display panel.
  • the area of the polarizer 110 is smaller than the area of the substrate glass 200, and the area of the polarizer 110 is larger than the area occupied by the organic light-emitting pixel units 201 on the substrate glass 200. It is ensured that the polarizing plate 110 can completely cover the plurality of organic light emitting pixel units 101.
  • the polarizing plate 110 faces the organic light emitting pixel unit directly. Outside of the area occupied by 201, a polarizer 110 is also covered in a predetermined range around the area of the organic light-emitting pixel unit 201.
  • the optical adhesive 210 is used to directly face the area of the organic light-emitting pixel unit 201 and the substrate glass 200 with the optical adhesive 210.
  • the optical glue 210 is filled in the area to ensure that the polarizer 110 is completely covered with the optical glue 210 directly below the substrate glass 200, and the organic light-emitting pixel unit 201 is wrapped in the optical glue 210, thereby sealing the organic light-emitting pixel unit 201.
  • the cover glass 100 is disposed in parallel with the substrate glass 200, and a planar area of the cover glass 100 is larger than a planar area of the substrate glass 200.
  • a surface of the substrate glass 200 facing the cover glass 100 is further provided with a first trace 202, and the first trace 202 and the plurality of organic light emitting elements
  • the pixel unit 201 is electrically connected.
  • the first trace 202 in the embodiment of the present disclosure is disposed between one edge of a surface of the substrate glass 200 facing the cover glass 100 and a region where the plurality of organic light-emitting pixel units 201 are disposed.
  • the optical adhesive 210 located between one edge of the surface of the substrate glass 200 facing the cover glass 100 and the area provided by the plurality of organic light emitting pixel units 201 210 is disposed above the first trace 202.
  • the first trace 202 is an indium tin oxide (ITO) trace for display.
  • the display panel further includes:
  • the first side is a side of the substrate glass 200 facing the cover glass 100, and the second flexible circuit board 220 is located in a groove structure formed by bending the first flexible circuit board 120.
  • first flexible circuit board 120 is a flexible circuit board for touch routing
  • second flexible circuit board 220 is a flexible circuit board for displaying routing.
  • the touch sensing layer is plated on the lower surface of the cover glass 100, and the flexible wiring board for touch routing is also bound to the lower surface of the cover glass 100, and the polarizer 110 is attached to The lower surface of the cover glass 100 is adhered to the entire surface of the substrate glass 200 through the liquid optical adhesive 210 to ensure sealing and adhesion. Because the entire surface of the cover glass 100 and the substrate glass 200 is filled with liquid optical adhesive 210, after the optical adhesive 210 is cured, an absolutely sealed solid structure is formed between the two layers of glass, and the cover glass 100 and the substrate glass 200 are simultaneously formed.
  • an embodiment of the present disclosure further provides a method for manufacturing the display panel, which includes steps 401 to 404.
  • a touch sensing layer 101 is formed on a surface of the cover glass 100 facing the substrate glass 200.
  • the touch sensing layer 101 is plated on the lower surface of the cover glass 100.
  • Step 402 A polarizer 110 is disposed on the touch sensing layer 101.
  • the polarizing film 110 is covered on the touch sensing layer 101 to achieve a fixed connection between the polarizing film 110 and the cover glass 100.
  • step 403 a plurality of organic light-emitting pixel units 201 are manufactured on a surface of the substrate glass 200 facing the cover glass 100.
  • the organic light emitting pixel unit 201 (referring to RGB pixel points) has a plurality of, and has a predetermined regular distribution in a specific region of the substrate glass 200.
  • Step 404 Connect the substrate glass 200 and the polarizer 110 through an optical adhesive 210.
  • the optical glue 210 covers the organic light-emitting pixel units 201.
  • the cover glass 100 is disposed in parallel with the substrate glass 200, and a planar area of the cover glass 100 is larger than a planar area of the substrate glass 200.
  • the method further includes:
  • a first trace 202 is formed on a surface of the substrate glass 200 facing the cover glass 100 to be electrically connected to the organic light emitting pixel units 201.
  • step 402 the method further includes:
  • a first flexible circuit board 120 electrically connected to the touch sensing layer 101 is provided, and the first flexible circuit board 120 is bent from a first side of the substrate glass 200 to a distance away from the cover glass 100.
  • step 403 the method further includes:
  • a second flexible circuit board 220 electrically connected to the first wiring 202 is provided, and the second flexible circuit board 220 is bent from the first side of the substrate glass 200 to a distance away from the cover glass 100.
  • the first side is a side of the substrate glass 200 facing the cover glass 100, and the second flexible circuit board 220 is located in a groove structure formed by bending the first flexible circuit board 120.
  • the structure diagram of the cover glass 100 after the touch sensing layer 101, the polarizer 110, and the first flexible circuit board 120 are set is shown in FIG. 5; the organic light emitting pixel unit 201, the first wiring 202, and the first After the two flexible circuit boards 220 are installed, the structural diagram of the substrate glass 200 is shown in FIG. 6. After the cover glass 100 and the substrate glass 200 are respectively installed, the substrate glass 200 and the polarizer 110 are connected through the optical glue 210. A complete display panel is completed.
  • the method of fixing the entire surface by using optical glue is simpler than the process of filling inert gas between two layers of glass in the related art and absolutely sealing it, which simplifies the process.
  • the display panel saves the material cost of a layer of glass, while reducing the thickness of the display panel and improving the reliability of the display panel.
  • An embodiment of the present disclosure further provides a mobile terminal including the above display panel.
  • the cover glass is disposed on an outer surface of the mobile terminal.
  • the mobile terminal provided with the display panel can reduce the thickness of the mobile terminal, reduce the weight of the mobile terminal, facilitate the carrying of the user, and improve the user experience.
  • the mobile terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a car terminal, a wearable device, a pedometer, and the like.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

La présente invention concerne un panneau d'affichage et son procédé de fabrication, et un terminal mobile. Le panneau d'affichage comprend : une plaque de couverture en verre et un substrat en verre disposés à l'opposé l'un de l'autre ; une surface de la plaque de couverture en verre faisant face au substrat en verre comprenant une couche de détection tactile, et un polariseur étant disposé sur la couche de détection tactile ; une surface du substrat en verre tournée vers la plaque de couverture en verre comprend une pluralité d'unités de pixels électroluminescents organiques, la pluralité d'unités de pixels électroluminescents organiques est recouverte d'un ciment optique durci sur celle-ci, et le ciment optique est connecté au polariseur.
PCT/CN2019/092277 2018-06-27 2019-06-21 Panneau d'affichage, son procédé de fabrication et terminal mobile WO2020001381A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810677730.3 2018-06-27
CN201810677730.3A CN108831917A (zh) 2018-06-27 2018-06-27 一种显示面板及其制作方法、移动终端

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Publication Number Publication Date
WO2020001381A1 true WO2020001381A1 (fr) 2020-01-02

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WO (1) WO2020001381A1 (fr)

Cited By (2)

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CN112256151A (zh) * 2020-10-28 2021-01-22 上海天马有机发光显示技术有限公司 触控显示装置
CN113138625A (zh) * 2020-01-17 2021-07-20 北京小米移动软件有限公司 贴合装置及显示模组的组装方法

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CN108831917A (zh) * 2018-06-27 2018-11-16 维沃移动通信有限公司 一种显示面板及其制作方法、移动终端
CN110277435B (zh) * 2019-06-29 2022-03-18 武汉天马微电子有限公司 一种显示装置及其制备方法
CN110299086A (zh) * 2019-07-04 2019-10-01 信利（惠州）智能显示有限公司 显示屏、盖板及盖板制作方法
CN110262701B (zh) 2019-07-30 2021-12-10 昆山国显光电有限公司 一种显示面板及显示装置
CN110660328A (zh) * 2019-09-27 2020-01-07 京东方科技集团股份有限公司 一种显示装置及其制备方法
CN111509017B (zh) * 2020-04-28 2024-04-16 京东方科技集团股份有限公司 柔性显示基板及其制备方法、柔性显示面板
CN112905057B (zh) * 2021-03-15 2023-03-31 西安易朴通讯技术有限公司 一种显示装置及显示终端
CN115509004A (zh) * 2021-06-22 2022-12-23 华为技术有限公司 显示模组及显示设备

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CN207380687U (zh) * 2017-10-20 2018-05-18 南昌欧菲多媒体新技术有限公司 显示模组、触摸屏及移动终端
CN108831917A (zh) * 2018-06-27 2018-11-16 维沃移动通信有限公司 一种显示面板及其制作方法、移动终端

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CN106990864A (zh) * 2017-03-20 2017-07-28 昆山维信诺科技有限公司 一种oled触控面板及其制作方法、显示装置

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CN207380687U (zh) * 2017-10-20 2018-05-18 南昌欧菲多媒体新技术有限公司 显示模组、触摸屏及移动终端
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113138625A (zh) * 2020-01-17 2021-07-20 北京小米移动软件有限公司 贴合装置及显示模组的组装方法
CN112256151A (zh) * 2020-10-28 2021-01-22 上海天马有机发光显示技术有限公司 触控显示装置
CN112256151B (zh) * 2020-10-28 2024-02-13 武汉天马微电子有限公司 触控显示装置

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