WO2020177187A1 - Écran d'affichage et module d'affichage - Google Patents

Écran d'affichage et module d'affichage Download PDF

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Publication number
WO2020177187A1
WO2020177187A1 PCT/CN2019/082966 CN2019082966W WO2020177187A1 WO 2020177187 A1 WO2020177187 A1 WO 2020177187A1 CN 2019082966 W CN2019082966 W CN 2019082966W WO 2020177187 A1 WO2020177187 A1 WO 2020177187A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
color
layer
color resistance
light
Prior art date
Application number
PCT/CN2019/082966
Other languages
English (en)
Chinese (zh)
Inventor
梁晓明
Original Assignee
深圳市华星光电半导体显示技术有限公司
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 深圳市华星光电半导体显示技术有限公司 filed Critical 深圳市华星光电半导体显示技术有限公司
Publication of WO2020177187A1 publication Critical patent/WO2020177187A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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

Definitions

  • This application relates to the display field, and in particular to a display panel and a display module.
  • OLED Organic Light-Emitting Diode
  • the OLED display panels currently on the market include white light OLED (WOLED) plus color filters (CF).
  • WOLED white light OLED
  • CF color filters
  • the present application provides a display panel and a manufacturing method to solve the technical problem of poor brightness uniformity of the existing OLED display panel.
  • the present application provides a display panel, which includes a substrate, a light-emitting layer on the substrate, and a color film layer on the light-emitting layer;
  • the color film layer includes a color resist layer and a photoluminescent layer located on part of the color resist layer, and the photoluminescent layer is filled with a photoluminescent material.
  • the light-emitting layer includes at least three light-emitting units
  • the color resistance layer includes at least three color resistance units
  • One of the light-emitting units corresponds to one of the color resistance units.
  • the photoluminescence zone layer includes at least one photoluminescence unit
  • One said photoluminescence unit corresponds to one said color resistance unit.
  • the color resist layer includes a first color resist unit, a second color resist unit, and a third color resist unit;
  • the first color resistance unit, the second color resistance unit, and the third color resistance unit are any one of a red color resistance unit, a green color resistance unit, and a blue color resistance unit;
  • the color resistance units corresponding to the first color resistance unit, the second color resistance unit and the third color resistance unit are different in color.
  • the photoluminescence unit is located on at least one of the first color resist unit and the second color resist unit.
  • the first color resistance unit is a red color resistance unit
  • the second color resistance unit is a green color resistance unit
  • the third color resistance unit is a blue color resistance unit.
  • the photoluminescent layer includes:
  • the volume of the first photoluminescence unit is larger than the volume of the second photoluminescence unit.
  • the light source emitted by the light-emitting unit is white light.
  • the photoluminescence layer is filled with one of fluorescent materials, phosphorescent materials or quantum dots.
  • the display panel further includes a reflective layer
  • the reflective layer is located between the substrate and the light-emitting layer.
  • This application also proposes a display module, wherein the display module includes a display panel, and the display module is further provided with a polarizer layer and a cover layer on the display panel;
  • the display panel includes a substrate, a light-emitting layer on the substrate, and a color film layer on the light-emitting layer;
  • the color film layer includes a color resist layer and a photoluminescent layer located on part of the color resist layer, and the photoluminescent layer is filled with a photoluminescent material.
  • the light-emitting layer includes at least three light-emitting units
  • the color resistance layer includes at least three color resistance units
  • One light-emitting unit corresponds to one color resistance unit.
  • the photoluminescence zone layer includes at least one photoluminescence unit
  • One said photoluminescence unit corresponds to one said color resistance unit.
  • the color resist layer includes a first color resist unit, a second color resist unit, and a third color resist unit;
  • the first color resistance unit, the second color resistance unit, and the third color resistance unit are any one of a red color resistance unit, a green color resistance unit, and a blue color resistance unit;
  • the color resistance units corresponding to the first color resistance unit, the second color resistance unit and the third color resistance unit are different in color.
  • the photoluminescence unit is located on at least one of the first color resist unit and the second color resist unit.
  • the first color resistance unit is a red color resistance unit
  • the second color resistance unit is a green color resistance unit
  • the third color resistance unit is a blue color resistance unit.
  • the photoluminescent layer includes:
  • the volume of the first photoluminescence unit is larger than the volume of the second photoluminescence unit.
  • the light source emitted by the light-emitting unit is white light.
  • the photoluminescence layer is filled with one of fluorescent materials, phosphorescent materials or quantum dots.
  • the display panel further includes a reflective layer
  • the reflective layer is located between the substrate and the light-emitting layer.
  • the blue light with higher energy excites the red light and the red light radiated by the photoluminescence units corresponding to the red color resistance unit and the green color resistance unit.
  • the green light makes full use of the blue light in the WOLED panel, reduces the power consumption of the display panel, and improves the performance of the display panel.
  • FIG. 1 is a diagram of the first film structure of the display panel of this application.
  • FIG. 2 is a diagram of the second film layer structure of the display panel of this application.
  • FIG. 3 is a diagram of the third film layer structure of the display panel of this application.
  • FIG. 1 is a diagram of the first film structure of the display panel of the present application.
  • the display panel 100 includes an array substrate 200, a light emitting device layer 300 on the array substrate 200, and a color filter layer 400 on the light emitting device layer 300.
  • the array substrate 200 includes a substrate 10 and a thin film transistor layer 20 on the substrate 10.
  • the raw material of the substrate 10 may be one of a glass substrate, a quartz substrate, and a resin substrate.
  • the substrate 10 may also be a flexible substrate.
  • the material of the flexible substrate may be PI (polyimide).
  • the thin film transistor layer 20 may include an etch stop layer type, a back channel etch type or a top gate thin film transistor type structure, which is not specifically limited. This application takes the top-gate thin film transistor type as an example for description.
  • the thin film transistor layer 20 may include a light shielding layer, a buffer layer, an active layer, a gate insulating layer, a gate electrode, an inter-insulating layer, a source and drain electrode, a passivation layer, and a flat layer.
  • the light emitting device layer 300 includes an anode layer (not shown), a light emitting layer 30, and a cathode layer (not shown) formed on the array substrate 200;
  • the anode layer is formed on the flat layer.
  • the anode layer is mainly used to provide holes that absorb electrons.
  • a top-emission OLED device is taken as an example for description, so the anode layer may be a non-transparent or transparent metal electrode.
  • the light emitting layer 30 is formed on the anode layer.
  • the light-emitting layer 30 is divided into at least three light-emitting units 301 by the pixel definition layer.
  • the light source emitted by the light-emitting unit is white light.
  • the cathode layer is formed on the light-emitting layer 30.
  • the cathode layer is a transparent material.
  • the light-emitting device layer 300 electrically connects the anode layer and the source and drain through via holes.
  • the light generated by the light-emitting layer 30 is projected away from the substrate 10 through the anode layer.
  • FIG. 2 is a diagram of the second film layer structure of the display panel of the present application.
  • a reflective layer 60 may be provided on the opposite side of the anode layer, so that the light passing through the anode layer is projected in a direction away from the substrate 10.
  • the arrangement of the reflective layer 60 enables the white light source emitted by the light-emitting layer 30 to be fully utilized.
  • the reflective layer 60 is located between the substrate 10 and the light-emitting layer 30.
  • the reflective layer 60 may also be located on the hypotenuse of the opening area in the pixel definition layer.
  • the color film layer 400 is located on the light emitting device layer 300.
  • the color film layer 400 includes a color resist layer 40.
  • the color resistance layer 40 includes at least three color resistance units.
  • one of the color resist units corresponds to one of the light-emitting units.
  • the color resist layer 40 includes a first color resist unit 401, a second color resist unit 402, and a third color resist unit 403.
  • the first color resistance unit 401, the second color resistance unit, and the third color resistance unit are any one of a red color resistance unit, a green color resistance unit, and a blue color resistance unit.
  • the colors of the color resist units corresponding to the first color resist unit 401, the second color resist unit 402, and the third color resist unit 403 are different.
  • the first color resistance unit 401 is a red color resistance unit
  • the second color resistance unit 402 is a green color resistance unit
  • the third color resistance unit 403 is a blue color resistance unit.
  • the color film layer 400 further includes a photoluminescence layer 50 on the color resist layer 40.
  • the photoluminescent layer 50 is filled with photoluminescent material.
  • the photoluminescent material may be one of fluorescent material, phosphorescent material or quantum dot.
  • the photoluminescence layer 50 includes a plurality of photoluminescence units.
  • One said photoluminescence unit corresponds to one said color resistance unit.
  • the photoluminescence unit is located on at least one of the first color resist unit 401 and the second color resist unit 402.
  • the number of the photoluminescence units is less than the number of the color resist units.
  • the photoluminescence layer 50 includes a first photoluminescence unit 501 and a second photoluminescence unit 502.
  • the first photoluminescence unit 501 is located on the first color resist unit 401
  • the second photoluminescence unit 502 is located on the second color resist unit 402.
  • the third color resistance unit 403 is a blue color resistance unit. Therefore, the white light emits blue light after passing through the third color resist unit 403. Compared with red light and green light, blue light has greater light intensity energy, and red light and green light have lower light intensity energy.
  • the blue light is not fully utilized.
  • the photoluminescence unit is provided on the red color resistance unit and the green color resistance unit.
  • the unused blue light radiates to the photoluminescence unit corresponding to the red color resistance unit and the green color resistance unit, thereby generating corresponding red light and green light.
  • the blue light can be fully utilized, the power consumption of the display panel 100 is reduced, and the display uniformity of the display panel 100 is improved.
  • FIG. 3 is a diagram of the third film layer structure of the display panel of this application.
  • the volume of the light-emitting unit corresponding to the red color resistance unit is larger than the volume of the light-emitting unit corresponding to the green color resistance unit, and the volume of the light-emitting unit corresponding to the green color resistance unit is larger than that of the blue color resistance unit Light-emitting unit volume.
  • the display panel 100 further includes an encapsulation layer on the light emitting device layer 300.
  • the encapsulation layer may be located on the color filter layer 400 or between the color filter layer 400 and the light emitting device layer 300.
  • the application also proposes a display module, which includes a display panel and a polarizer layer and a cover layer on the display panel.
  • the encapsulation layer is bonded to the polarizer layer through a first optical adhesive layer, and the polarizer layer is bonded to the cover layer through a second optical adhesive layer.
  • the working principle of the display module is similar to the working principle of the display panel.
  • the working principle of the display module please refer to the working principle of the display panel, which will not be repeated here.
  • the present application proposes a display panel and a manufacturing method.
  • the display panel includes a substrate, a light-emitting layer on the substrate, and a color film layer on the light-emitting layer; the color film layer includes a color resist layer And a photoluminescent layer located on part of the color resist layer, and the photoluminescent layer is filled with a photoluminescent material.
  • the blue light with higher energy excites the red light and the red light radiated by the photoluminescence units corresponding to the red color resistance unit and the green color resistance unit.
  • the green light makes full use of the blue light in the WOLED panel, reduces the power consumption of the display panel, and improves the performance of the display panel.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention concerne un écran d'affichage (100) et son procédé de fabrication, l'écran d'affichage (100) comprenant un substrat (10), une couche électroluminescente (50) située sur le substrat (10), et une couche de film coloré (400) située sur la couche électroluminescente (50) ; la couche de film coloré (400) comprend une couche de réserve colorée (40) et une couche photoluminescente (50) qui est située sur une partie de la couche de réserve colorée (40), et la couche photoluminescente (50) est remplie d'un matériau photoluminescent.
PCT/CN2019/082966 2019-03-07 2019-04-17 Écran d'affichage et module d'affichage WO2020177187A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910170919.8 2019-03-07
CN201910170919.8A CN109859644B (zh) 2019-03-07 2019-03-07 显示面板及显示模组

Publications (1)

Publication Number Publication Date
WO2020177187A1 true WO2020177187A1 (fr) 2020-09-10

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WO (1) WO2020177187A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111223892B (zh) * 2019-11-11 2022-08-23 深圳市华星光电半导体显示技术有限公司 显示面板及显示终端
CN111028704A (zh) * 2019-12-10 2020-04-17 深圳市华星光电半导体显示技术有限公司 一种显示面板及其制备方法
CN111063269A (zh) * 2019-12-17 2020-04-24 深圳市华星光电半导体显示技术有限公司 显示面板
CN114023899A (zh) * 2021-10-25 2022-02-08 深圳市华星光电半导体显示技术有限公司 显示面板及其制备方法
CN117596918A (zh) * 2021-12-15 2024-02-23 武汉华星光电半导体显示技术有限公司 一种显示面板

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104991374A (zh) * 2015-07-23 2015-10-21 京东方科技集团股份有限公司 显示面板及其制作方法以及显示装置
CN105242448A (zh) * 2015-11-11 2016-01-13 深圳市华星光电技术有限公司 彩色滤光基板的制作方法及彩色滤光基板
CN105242449A (zh) * 2015-11-13 2016-01-13 深圳市华星光电技术有限公司 量子点彩膜基板的制备方法及量子点彩膜基板
US20170146859A1 (en) * 2015-11-20 2017-05-25 A. U. Vista, Inc. Quantum-dot embedded polarizer component and display device using same
CN107799572A (zh) * 2017-10-20 2018-03-13 武汉华星光电半导体显示技术有限公司 一种有机发光二极管显示器
CN107918229A (zh) * 2018-01-03 2018-04-17 京东方科技集团股份有限公司 液晶显示面板、显示装置和显示方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9470826B2 (en) * 2003-02-12 2016-10-18 Hon Hai Precision Industry Co., Ltd. Color filter and display panel using same
CN102095184A (zh) * 2011-01-10 2011-06-15 西安明泰半导体科技有限公司 提高低色温冷白光led矩阵光源显色指数及色温的方法
DE102012022894A1 (de) * 2012-11-23 2014-05-28 Gabriele Lisa Trinkel Verfahren und System zur Personalisierung und Energieversorgung von Geschosse und Geschossabgabesysteme
CN104154468B (zh) * 2014-09-01 2016-08-31 深圳市华星光电技术有限公司 背光模组
KR102373200B1 (ko) * 2015-07-14 2022-03-17 삼성전자주식회사 디스플레이 패널 및 상기 디스플레이 패널을 이용하는 디스플레이 장치
CN105093682B (zh) * 2015-09-08 2018-03-06 深圳市华星光电技术有限公司 液晶显示器
CN106410049A (zh) * 2016-06-02 2017-02-15 深圳市华星光电技术有限公司 Oled器件与oled显示器
US10818652B2 (en) * 2016-07-15 2020-10-27 Samsung Display Co., Ltd. Display device and manufacturing method thereof
KR20180052805A (ko) * 2016-11-10 2018-05-21 삼성디스플레이 주식회사 표시 장치
US10312228B2 (en) * 2017-01-25 2019-06-04 Innolux Corporation Display device
KR102062587B1 (ko) * 2017-02-08 2020-01-13 삼성디스플레이 주식회사 표시 장치
CN106908985B (zh) * 2017-03-31 2020-02-07 厦门天马微电子有限公司 一种显示装置
CN107221605A (zh) * 2017-06-13 2017-09-29 上海天马有机发光显示技术有限公司 有机发光结构以及显示装置
US20180374904A1 (en) * 2017-06-21 2018-12-27 Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. Oled display device and manufacturing method thereof
CN107731862B (zh) * 2017-09-12 2020-12-01 上海天马微电子有限公司 一种显示面板、显示装置及显示面板的制作方法
CN207966991U (zh) * 2018-02-08 2018-10-12 深圳柔宇显示技术有限公司 一种偏振光致发光面板及电子器件
CN108388045A (zh) * 2018-03-27 2018-08-10 京东方科技集团股份有限公司 一种显示装置
CN108666349B (zh) * 2018-05-09 2020-04-07 深圳市华星光电技术有限公司 彩色滤光基板及其制作方法与woled显示器
CN108828897B (zh) * 2018-05-21 2020-09-29 深圳市华星光电技术有限公司 彩色滤光片与woled显示器
CN108717241A (zh) * 2018-07-09 2018-10-30 青岛海信电器股份有限公司 一种彩色滤光片、显示面板及显示装置
CN108922906A (zh) * 2018-07-20 2018-11-30 深圳市华星光电半导体显示技术有限公司 Oled显示器
CN109411522A (zh) * 2018-11-06 2019-03-01 京东方科技集团股份有限公司 一种透明显示面板及其制备方法、显示装置
CN109390500A (zh) * 2018-12-03 2019-02-26 武汉华星光电半导体显示技术有限公司 显示模组及其制作方法、电子装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104991374A (zh) * 2015-07-23 2015-10-21 京东方科技集团股份有限公司 显示面板及其制作方法以及显示装置
CN105242448A (zh) * 2015-11-11 2016-01-13 深圳市华星光电技术有限公司 彩色滤光基板的制作方法及彩色滤光基板
CN105242449A (zh) * 2015-11-13 2016-01-13 深圳市华星光电技术有限公司 量子点彩膜基板的制备方法及量子点彩膜基板
US20170146859A1 (en) * 2015-11-20 2017-05-25 A. U. Vista, Inc. Quantum-dot embedded polarizer component and display device using same
CN107799572A (zh) * 2017-10-20 2018-03-13 武汉华星光电半导体显示技术有限公司 一种有机发光二极管显示器
CN107918229A (zh) * 2018-01-03 2018-04-17 京东方科技集团股份有限公司 液晶显示面板、显示装置和显示方法

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CN109859644A (zh) 2019-06-07
CN109859644B (zh) 2020-11-24

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