CN115917634A - 一种像素电路及显示面板 - Google Patents

一种像素电路及显示面板 Download PDF

Info

Publication number
CN115917634A
CN115917634A CN202080002222.0A CN202080002222A CN115917634A CN 115917634 A CN115917634 A CN 115917634A CN 202080002222 A CN202080002222 A CN 202080002222A CN 115917634 A CN115917634 A CN 115917634A
Authority
CN
China
Prior art keywords
switching transistor
transistor
pole
reset signal
reset
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
CN202080002222.0A
Other languages
English (en)
Inventor
王林林
曹席磊
王本莲
黄炜赟
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.)
BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics 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 BOE Technology Group Co Ltd, Chengdu BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Publication of CN115917634A publication Critical patent/CN115917634A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
    • G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3266—Details of drivers for scan electrodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0404—Matrix technologies
    • G09G2300/0408—Integration of the drivers onto the display substrate
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0421—Structural details of the set of electrodes
    • G09G2300/0426—Layout of electrodes and connections
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0421—Structural details of the set of electrodes
    • G09G2300/043—Compensation electrodes or other additional electrodes in matrix displays related to distortions or compensation signals, e.g. for modifying TFT threshold voltage in column driver
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/0281—Arrangement of scan or data electrode driver circuits at the periphery of a panel not inherent to a split matrix structure
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/08—Details of timing specific for flat panels, other than clock recovery
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
    • G09G2320/0214—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display with crosstalk due to leakage current of pixel switch in active matrix panels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/043—Preventing or counteracting the effects of ageing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/043—Preventing or counteracting the effects of ageing
    • G09G2320/045—Compensation of drifts in the characteristics of light emitting or modulating elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/028—Generation of voltages supplied to electrode drivers in a matrix display other than LCD
    • 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
    • H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
    • H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
    • 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
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/131—Interconnections, e.g. wiring lines or terminals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of El Displays (AREA)

Abstract

一种像素电路(PIX)及显示面板，包括：第一复位模块(01)、第二复位模块(02)、驱动晶体管(T0)、第一发光控制模块(03)、写入补偿模块(04)和发光器件(oled)；其中：写入补偿模块(04)用于将数据信号通过驱动晶体管(T0)写入至发光器件(oled)，并对驱动晶体管(T0)的阈值电压(Vth)进行补偿；第一复位模块(01)用于在第一复位控制端(RET1)的控制下将第一复位信号端(i1)的信号提供给驱动晶体管(T0)的栅极；第二复位模块(02)用于在第二复位控制端(RET2)的控制下将第二复位信号端(i2)的信号提供给发光器件(oled)的阳极；第一发光控制模块(03)用于在第一发光控制端(EM)的控制下使驱动晶体管(T0)的漏极与发光器件(oled)的阳极连接；发光器件(oled)的阴极与第一电源电压端(VSS)连接；第一复位信号端(i1)的电位大于第二复位信号端(i2)的电位。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN202080002222.0A 2020-09-30 2020-09-30 一种像素电路及显示面板 Pending CN115917634A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/119453 WO2022067689A1 (zh) 2020-09-30 2020-09-30 一种像素电路及显示面板

Publications (1)

Publication Number Publication Date
CN115917634A true CN115917634A (zh) 2023-04-04

Family

ID=80949399

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080002222.0A Pending CN115917634A (zh) 2020-09-30 2020-09-30 一种像素电路及显示面板

Country Status (3)

Country Link
US (2) US11790845B2 (zh)
CN (1) CN115917634A (zh)
WO (1) WO2022067689A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114743507B (zh) * 2022-04-28 2024-02-09 云谷（固安）科技有限公司 显示面板及其驱动方法、显示装置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8390545B2 (en) * 2005-10-25 2013-03-05 Samsung Lcd Netherlands R&D Center B.V. Reset circuit for display devices
KR20100009219A (ko) 2008-07-18 2010-01-27 삼성모바일디스플레이주식회사 화소 및 이를 이용한 유기전계발광 표시장치
KR102048562B1 (ko) 2013-05-13 2019-11-26 삼성디스플레이 주식회사 유기전계발광 표시장치 및 그의 구동방법
CN204680360U (zh) 2015-02-02 2015-09-30 信利（惠州）智能显示有限公司 一种像素电路及显示装置
KR102334248B1 (ko) * 2015-10-27 2021-12-03 삼성디스플레이 주식회사 유기 발광 표시 장치
CN105427806B (zh) 2016-01-06 2018-10-23 京东方科技集团股份有限公司 像素电路、显示基板及显示装置、驱动显示基板的方法
KR102579142B1 (ko) 2016-06-17 2023-09-19 삼성디스플레이 주식회사 화소와 이를 이용한 유기전계발광 표시장치 및 그의 구동방법
CN205920745U (zh) 2016-08-22 2017-02-01 京东方科技集团股份有限公司 像素电路、显示面板及显示设备
KR102556883B1 (ko) * 2016-08-23 2023-07-20 삼성디스플레이 주식회사 유기 전계 발광 표시 장치
CN106782329B (zh) * 2016-12-02 2019-09-10 上海天马微电子有限公司 一种有机发光显示面板及其驱动方法
CN106527002B (zh) 2016-12-29 2019-09-17 深圳市华星光电技术有限公司 一种能够提高goa信赖性的阵列基板
CN107068066A (zh) 2017-06-22 2017-08-18 京东方科技集团股份有限公司 像素补偿电路及显示装置、驱动方法
CN107610640A (zh) 2017-09-28 2018-01-19 京东方科技集团股份有限公司 一种阵列基板及驱动方法、显示面板和显示设备
KR102527793B1 (ko) 2017-10-16 2023-05-04 삼성디스플레이 주식회사 표시 장치 및 그 구동 방법
KR102563660B1 (ko) * 2018-01-15 2023-08-08 삼성디스플레이 주식회사 화소 및 이를 갖는 유기발광 표시장치
CN108364982B (zh) 2018-02-01 2020-12-22 武汉华星光电半导体显示技术有限公司 Oled显示装置
CN108492782A (zh) 2018-03-30 2018-09-04 武汉华星光电半导体显示技术有限公司 一种像素驱动电路及显示装置
US10615244B2 (en) * 2018-04-20 2020-04-07 Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. OLED display panel having reset signal lines to reset pixel units and display device with the same
KR20200016425A (ko) 2018-08-06 2020-02-17 삼성디스플레이 주식회사 유기발광 표시 장치
CN110047432B (zh) 2019-05-30 2020-07-28 京东方科技集团股份有限公司 一种像素电路、其驱动方法、显示面板及显示装置
CN111341257B (zh) * 2020-03-24 2021-06-15 武汉天马微电子有限公司 显示面板及其驱动方法、显示装置
CN111833816B (zh) * 2020-08-21 2021-09-07 上海视涯技术有限公司 一种有机发光显示面板以及驱动方法

Also Published As

Publication number Publication date
WO2022067689A1 (zh) 2022-04-07
US20240005864A1 (en) 2024-01-04
US11790845B2 (en) 2023-10-17
US20220319416A1 (en) 2022-10-06

Similar Documents

Publication Publication Date Title
US11881176B2 (en) Pixel circuit, display panel, display device, and driving method
CN108206008B (zh) 像素电路、驱动方法、电致发光显示面板及显示装置
CN110660360B (zh) 像素电路及其驱动方法、显示面板
US12002414B2 (en) Display panel and display device
US11189228B2 (en) Pixel circuit, method for driving pixel circuit, and display device
US10297195B2 (en) Pixel circuit and driving method thereof, array substrate, display panel and display device
CN107346654B (zh) 一种像素电路及其驱动方法、显示装置
US10984711B2 (en) Pixel driving circuit, display panel and driving method
CN110136650A (zh) 像素电路、其驱动方法、阵列基板及显示装置
CN115691421A (zh) 像素电路及其驱动方法、阵列基板和显示装置
CN112352274B (zh) 像素补偿电路、显示面板、驱动方法及显示装置
US11798473B2 (en) Pixel driving circuit and display panel
US11462168B2 (en) Pixel circuit and driving method thereof, light-emitting control circuit, display panel, and display device
CN110010076B (zh) 像素电路及其驱动方法、显示基板、显示装置
JP2016099505A (ja) 表示装置
CN114093319A (zh) 像素补偿电路、像素驱动方法及显示装置
CN111354315B (zh) 显示面板及显示装置、像素驱动方法
CN114093320A (zh) 像素电路、像素驱动方法及显示装置
CN114974111A (zh) 像素电路、显示面板及显示装置
CN114627817A (zh) 像素电路、像素驱动方法及显示装置
CN113724654B (zh) 像素驱动电路及其驱动方法、显示装置
US20240005864A1 (en) Display panel
CN114078441B (zh) 像素电路、显示面板及显示装置
CN115376456A (zh) 像素电路及其驱动方法、显示面板、显示装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination