WO2019104657A1 - Dispositif d'affichage souple, procédé de fabrication pour dispositif d'affichage souple et dispositif électronique - Google Patents

Dispositif d'affichage souple, procédé de fabrication pour dispositif d'affichage souple et dispositif électronique Download PDF

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Publication number
WO2019104657A1
WO2019104657A1 PCT/CN2017/113989 CN2017113989W WO2019104657A1 WO 2019104657 A1 WO2019104657 A1 WO 2019104657A1 CN 2017113989 W CN2017113989 W CN 2017113989W WO 2019104657 A1 WO2019104657 A1 WO 2019104657A1
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WO
WIPO (PCT)
Prior art keywords
flexible
display device
display
area
electronic component
Prior art date
Application number
PCT/CN2017/113989
Other languages
English (en)
Chinese (zh)
Inventor
邬强
谭小平
周锦杰
Original Assignee
深圳市柔宇科技有限公司
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 深圳市柔宇科技有限公司 filed Critical 深圳市柔宇科技有限公司
Priority to CN201780092180.2A priority Critical patent/CN110785800A/zh
Priority to PCT/CN2017/113989 priority patent/WO2019104657A1/fr
Publication of WO2019104657A1 publication Critical patent/WO2019104657A1/fr

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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

Definitions

  • the present invention relates to a display device, and more particularly to a flexible display device, a method of manufacturing the flexible display device, and an electronic device.
  • a plurality of substrates such as a substrate of a display panel, a substrate for mounting a driving integrated circuit, and a substrate of an electronic component are connected by a bonding process, since the joint is difficult to bend or bend It is easy to break, thus limiting the bendability of the flexible display device.
  • Embodiments of the present invention provide a flexible display device, a method of manufacturing the flexible display device, and an electronic device.
  • the present invention provides a flexible display device including a display panel, a driving integrated circuit, an electronic component module, and a connector, the display panel including a flexible substrate, the flexible substrate including an adjacent display screen area and an electrical extension area,
  • the display area includes a display area capable of displaying an image frame, and the driver integrated circuit, the electronic component module, and the connector are both disposed on the electrical extension.
  • the invention provides an electronic device comprising:
  • the flexible display device is mounted on the housing.
  • the present invention provides a method of manufacturing a flexible display device, the method of manufacturing comprising:
  • a display panel on a flexible substrate comprising an adjacent display screen area and an electrical extension area, the display screen area including a display area capable of displaying an image frame;
  • a driver integrated circuit, an electronic component module, and a connector are attached to the electrical extension to form the flexible display device.
  • a flexible display device, a method of manufacturing a flexible display device, and an electronic device according to an embodiment of the present invention solve a plurality of flexible substrates by disposing a driving integrated circuit, an electronic component module, and a connector on an electrical extension region of a flexible substrate of a display panel The connection caused by the connection is difficult to bend, thereby improving the bendability of the flexible display device.
  • FIG. 1 is a schematic structural view of a flexible display device according to an embodiment of the present invention.
  • FIG. 2 is a schematic flow chart of a method of manufacturing a flexible display device according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of an electronic device according to an embodiment of the present invention.
  • FIG. 4 is another schematic flow chart of a method of manufacturing a flexible display device according to an embodiment of the present invention.
  • FIG. 5 is another schematic structural view of a flexible display device according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural view of a display panel according to an embodiment of the present invention.
  • FIG. 7 is another schematic structural view of a display panel according to an embodiment of the present invention.
  • the electronic device 1000, the flexible display device 100, the display panel 20, the flexible substrate 21, the display screen area 212, the display area 2122, the non-display area 2124, the electrical extension area 214, the mounting sub-area 2142, the electrical connection sub-area 2144, and the organic light-emitting diode The layer 22, the flexible encapsulation film layer 23, the polarizer 24, the display layer 25, the touch layer 26, the driver integrated circuit 40, the electronic component module 60, the connector 80, and the housing 900.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include one or more of the described features either explicitly or implicitly.
  • the meaning of "a plurality” is two or more unless specifically and specifically defined otherwise.
  • connection In the description of the present invention, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or connected in one piece. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium, which can be the internal communication of two elements or the interaction of two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • a flexible display device 100 includes a display panel 20, a driver IC 40, an electronic component module 60, and a connector 80.
  • the display panel 20 includes a flexible substrate 21.
  • the flexible substrate 21 includes a display screen area 212 and an electrical extension area 214 that are connected to each other.
  • the display screen area 212 includes a display area 2122 capable of displaying an image of the image.
  • Driver integrated circuit 40, electronic component module 60, and connector 80 are all disposed on electrical extension region 214.
  • a method for manufacturing a flexible display device 100 includes:
  • Step 02 manufacturing a display panel 20 on the flexible substrate 21, the flexible substrate 21 includes a display screen area 212 and an electrical extension area 214, and the display screen area 212 includes a display area 2122 capable of displaying an image screen;
  • Step 04 The driver integrated circuit 40, the electronic component module 60, and the connector 80 are attached to the electrical extension region 214 to form the flexible display device 100.
  • the flexible substrate 21 is a single flexible substrate, and the flexible substrate 21 is integrally formed.
  • the manufacturing method of the embodiment of the present invention can be used to manufacture the flexible display device 100 of the embodiment of the present invention.
  • the flexible display device 100 of the embodiment of the present invention may be applied to the electronic device 1000 of the embodiment of the present invention, or the electronic device 1000 of the embodiment of the present invention includes the flexible display device 100 of the embodiment of the present invention.
  • the electronic device 1000 of the embodiment of the present invention further includes a housing 900 on which the flexible display device 100 can be mounted.
  • the flexible display device 100 of the embodiment of the present invention, the manufacturing method of the flexible display device 100, and the electronic device 1000 are disposed on the electrical extension region 214 of the flexible substrate 21 of the display panel 20 by disposing the driving integrated circuit 40, the electronic component module 60, and the connector 80. Therefore, the problem that the joints are difficult to be bent due to the interconnection of the plurality of flexible substrates is solved, thereby improving the bendability of the flexible display device 100.
  • the electronic device 1000 includes a mobile phone, a tablet, a smart bracelet, a smart watch, and the like.
  • the mobile phone in FIG. 3 includes a flexible display device 100 and a housing 900 on which the flexible display device 100 is mounted.
  • the connector 80 includes solder joints, connecting wires, plugs, sockets, etc.
  • the electronic component module 60 can be connected through the connector 80 and other electronic devices of the electronic device 1000, such as electronic components.
  • the module 60 is connected to the main board of the electronic device 1000 through the connector 80.
  • the material used for the flexible substrate 21 includes polyimide (PI).
  • polyimide can be used for a long period of time in the temperature range of -200 degrees Celsius - 300 degrees Celsius, high temperature resistance up to 400 degrees Celsius, high insulation performance, and high bendability, so polyimide can be used as A material for manufacturing the flexible substrate 21.
  • the flexible substrate 21 uses polyimide as a substrate.
  • the flexible substrate 21 may also be made of other materials such as a polyester material, and is not specifically limited herein.
  • step 04 includes:
  • Step 042 The driver integrated circuit 40, the electronic component module 60, and the connector 80 are formed on the electrical extension region 214 by a COP (chip on PI) package.
  • COP chip on PI
  • the screen ratio of the electronic device 1000 provided with the flexible display device 100 can be increased.
  • COP refers to disposing the driving integrated circuit 40, the electronic component module 60, and the connector 80 on the back side of the display panel 20, thereby increasing the screen ratio of the electronic device 1000.
  • the flexible extension substrate 21 can be bent, the electrical extension region 214 and the display screen region 212 are oppositely disposed, and the driving integrated circuit 40, the electronic component module 60, and the connector 80 are electrically extended. Area 214.
  • the display screen area 212 and the electrical extension area 214 can be disposed in the same plane, that is, the flexible substrate 21 is in a flattened state, so that the thickness of the flexible substrate 21 can be reduced, and the flexible substrate 21 can be bent.
  • the folding property further increases the bendability of the flexible display device 100.
  • display screen area 212 also includes a non-display area 2124 that surrounds display area 2122.
  • the display panel 20 can be routed through the non-display area 2124.
  • the display panel 20 generally needs to be connected to the driving integrated circuit 40.
  • the display panel 20 is connected to the driving integrated circuit 40 through a connecting line.
  • the display screen area 212 generally includes a non-display area 2124 in addition to the display area 2122.
  • a connection line may be disposed on the non-display area 2124 to connect the display panel 20 with the driving integrated circuit 40.
  • the area occupied by the non-display area 2124 may be reduced by reasonably arranging the connection lines or the non-display area 2124 may be bent to the back side of the display area 2122 to increase the screen ratio. Make specific limits.
  • the driver integrated circuit 40 is used to drive the display panel 20 to output a display screen.
  • the display panel 20 can be controlled to output a preset display screen by the driver integrated circuit 40.
  • the display panel 20 generally includes a plurality of rows and columns of pixels, and the driving integrated circuit 40 can be connected to the pixels through a connection line, for example, including scan lines and data lines, and the driving integrated circuit 40 controls a certain line through the scan lines.
  • the (row drive) or a column (column drive) pixel operates, and the drive integrated circuit 40 controls the display brightness of the corresponding pixel point through the data line, thereby causing the display panel 20 to output a preset display screen.
  • the electronic component module 60 is formed from a plurality of electronic component packages.
  • the size of the electronic component module 60 is generally greatly reduced relative to the total size of the plurality of electronic components, so that the space occupied by the electronic component module 60 can be reduced, and the electronic component The module 60 is packaged as a device without peripheral components, and the wiring is easier and simpler, thereby preventing the scattered electronic components from affecting the bendability of the flexible display device 100.
  • the plurality of electronic components include electronic components such as capacitors, resistors, inductors, and control chips, which are not specifically limited herein.
  • the display panel 20 is an Organic Light-Emitting Diode (OLED) display screen.
  • the display panel 20 includes a flexible substrate 21 in sequence along the light emitting direction of the display panel 20 .
  • the display panel 20 can display an image screen in the display area 2122.
  • the display panel 20 is formed with a flexible substrate 21 as a substrate on which an organic light emitting diode layer 22 is formed, wherein the organic light emitting diode layer 22 can be formed by vaporizing a light emitting material on the flexible substrate 21, in order to form a full color display panel 20
  • the luminescent material may include a red luminescent material, a green luminescent material, and a blue luminescent material.
  • a flexible encapsulation film layer 23 is formed on the organic light emitting diode 22, and the organic light emitting diode layer 22 is protected by the flexible substrate 21 and the flexible encapsulation film layer 23 to prevent the organic light emitting diode layer 22 from being easily damaged.
  • the polarizer 24 is a polarizing element, and the light emitted from the organic light emitting diode layer 22 can be corrected by the polarizer 24, thereby improving the look and feel of the image screen displayed by the user on the display panel 20.
  • the display panel 20 includes a display layer 25 for outputting a display screen and a touch layer 26 for sensing a user's touch to form a touch signal.
  • the display panel 20 can be a touch display panel
  • the flexible display device 100 can be a flexible touch display device.
  • the display layer 25 may include, for example, an organic light emitting diode layer 22, a flexible packaging film layer 23, and a polarizer 24, and the display layer 25 may be disposed between the flexible substrate 21 and the touch layer 26.
  • Touch layer 26 can be, for example, a capacitive touch layer or a resistive touch layer.
  • the display layer 25 and the touch layer 26 are laminated and disposed such that the display panel 20 can output a display image by using the display layer 25, and the touch layer 26 is used to sense a user's touch to form a touch signal, thereby The touch signal controls the electronic device 1000.
  • the electrical extension region 214 includes a mounting sub-region 2142 and an electrical connection sub-region 2144.
  • the mounting sub-region 2142 is located between the electrical connection sub-region 2144 and the display panel region 212, and the driving integrated circuit 40
  • the electronic component module 60 is mounted to the mounting sub-area 2142, and the connector 80 is mounted to the electrical connection sub-area 2144.
  • the display panel 20 and the driver integrated circuit 40 can be conveniently connected, and the connector 80 can be easily connected to other electronic devices of the electronic device 1000.
  • the mounting sub-area 2124 is located between the electrical connection sub-area 2144 and the display screen area 212. Therefore, mounting the driving integrated circuit 40 on the mounting sub-area 2142 can cause the driving integrated circuit to be disposed close to the display panel 20, thereby facilitating connection of the driving integrated circuit. 40 and display panel 20.
  • the electronic component module 60 can also be mounted to the mounting sub-area 2142 to coordinate operation with the driver integrated circuit 40.
  • mounting the connector 80 in the electrical connection sub-area 2144 can facilitate the connector 80 and other electronic devices of the electronic device 1000 to be connected, thereby preventing the connector 80 and the other electronic devices of the electronic device 1000 from being connected to affect the driving integrated circuit 40 or
  • the electronic component module 60 operates normally.
  • the first feature "on” or “under” the second feature may include direct contact of the first and second features, and may also include first and second features, unless otherwise specifically defined and defined. It is not in direct contact but through additional features between them.
  • the first feature "above”, “above” and “above” the second feature includes the first feature directly above and above the second feature, or merely indicating that the first feature level is higher than the second feature.
  • the first feature “below”, “below” and “below” the second feature includes the first feature directly below and below the second feature, or merely the first feature level being less than the second feature.

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

Abstract

La présente invention concerne un dispositif d'affichage souple (100), un procédé de fabrication du dispositif d'affichage souple (100) et un dispositif électronique (1000), le dispositif d'affichage souple (100) comprenant : un dispositif d'affichage (20), un circuit intégré d'attaque (40), un module de composant électronique (60) et un connecteur (80). Le panneau d'affichage (20) comprend un substrat souple (21). Le substrat souple (21) comprend une zone d'écran d'affichage (212) et une zone d'extension électrique (214) qui sont connectées l'une à l'autre, la zone d'écran d'affichage comprenant une zone d'affichage (2122) qui peut afficher une trame d'image. Le circuit intégré d'attaque (40), le module de composant électronique (60) et le connecteur (80) sont tous disposés sur la zone d'extension électrique (214).
PCT/CN2017/113989 2017-11-30 2017-11-30 Dispositif d'affichage souple, procédé de fabrication pour dispositif d'affichage souple et dispositif électronique WO2019104657A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780092180.2A CN110785800A (zh) 2017-11-30 2017-11-30 柔性显示装置、柔性显示装置的制造方法和电子装置
PCT/CN2017/113989 WO2019104657A1 (fr) 2017-11-30 2017-11-30 Dispositif d'affichage souple, procédé de fabrication pour dispositif d'affichage souple et dispositif électronique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/113989 WO2019104657A1 (fr) 2017-11-30 2017-11-30 Dispositif d'affichage souple, procédé de fabrication pour dispositif d'affichage souple et dispositif électronique

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WO2019104657A1 true WO2019104657A1 (fr) 2019-06-06

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WO (1) WO2019104657A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11675094B2 (en) 2020-09-11 2023-06-13 Innocare Optoelectronics Corporation X-ray device

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CN204884440U (zh) * 2015-08-27 2015-12-16 京东方科技集团股份有限公司 柔性显示面板和柔性显示装置
CN105518765A (zh) * 2014-12-31 2016-04-20 深圳市柔宇科技有限公司 柔性显示装置以及电子设备
US20160293870A1 (en) * 2015-03-30 2016-10-06 Japan Display Inc. Display device
CN106449699A (zh) * 2015-08-13 2017-02-22 乐金显示有限公司 柔性显示装置
CN106449695A (zh) * 2015-08-06 2017-02-22 三星显示有限公司 柔性显示装置
CN206003771U (zh) * 2016-07-28 2017-03-08 上海天马微电子有限公司 一种柔性显示装置

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Publication number Priority date Publication date Assignee Title
CN105518766B (zh) * 2014-12-31 2018-09-14 深圳市柔宇科技有限公司 柔性显示装置以及电子装置
CN105867696B (zh) * 2016-06-03 2020-11-17 京东方科技集团股份有限公司 一种触控显示面板、柔性显示面板以及显示装置

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Publication number Priority date Publication date Assignee Title
CN105518765A (zh) * 2014-12-31 2016-04-20 深圳市柔宇科技有限公司 柔性显示装置以及电子设备
US20160293870A1 (en) * 2015-03-30 2016-10-06 Japan Display Inc. Display device
CN106449695A (zh) * 2015-08-06 2017-02-22 三星显示有限公司 柔性显示装置
CN106449699A (zh) * 2015-08-13 2017-02-22 乐金显示有限公司 柔性显示装置
CN204884440U (zh) * 2015-08-27 2015-12-16 京东方科技集团股份有限公司 柔性显示面板和柔性显示装置
CN206003771U (zh) * 2016-07-28 2017-03-08 上海天马微电子有限公司 一种柔性显示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11675094B2 (en) 2020-09-11 2023-06-13 Innocare Optoelectronics Corporation X-ray device

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