CN113748455A - 像素电路及其驱动方法、显示装置及其驱动方法 - Google Patents
像素电路及其驱动方法、显示装置及其驱动方法 Download PDFInfo
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- CN113748455A CN113748455A CN202080000451.9A CN202080000451A CN113748455A CN 113748455 A CN113748455 A CN 113748455A CN 202080000451 A CN202080000451 A CN 202080000451A CN 113748455 A CN113748455 A CN 113748455A
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- 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
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- 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
- G09G3/3258—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 voltage across the light-emitting element
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Abstract
本公开实施例提供了一种像素电路,包括:布置成矩阵的多个像素单元,每个像素单元包括发光元件和用于驱动发光元件发光的像素驱动电路,像素驱动电路与发光元件电连接于第一节点;第一补偿子电路,电连接到多个像素单元中的每个像素驱动电路,第一补偿子电路配置为向像素驱动电路提供初始化信号,以及经由像素驱动电路获取发光元件发光时第一节点的电压并基于第一节点的电压生成补偿数据信号;以及第二补偿子电路,电连接到多个像素单元中的每个像素驱动电路,配置为使第一节点的电压始终保持在发光元件的设定的工作电压范围内;其中,像素驱动电路还被配置为基于初始化信号对第一节点进行初始化,以及利用补偿数据信号驱动发光元件发光。
Description
PCT国内申请,说明书已公开。
Claims (18)
- PCT国内申请,权利要求书已公开。
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PCT/CN2020/082569 WO2021196015A1 (zh) | 2020-03-31 | 2020-03-31 | 像素电路及其驱动方法、显示装置及其驱动方法 |
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US (1) | US11501707B2 (zh) |
EP (1) | EP4131238A4 (zh) |
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CN110827730B (zh) * | 2019-11-28 | 2022-12-13 | 京东方科技集团股份有限公司 | 一种检测ltpsamoled显示基板像素区晶体管特性的电路与方法 |
CN111583872B (zh) * | 2020-06-11 | 2021-03-12 | 京东方科技集团股份有限公司 | 像素补偿装置及像素补偿方法、显示装置 |
CN116420183A (zh) * | 2020-09-25 | 2023-07-11 | 京东方科技集团股份有限公司 | 像素电路、像素驱动方法、显示面板和显示装置 |
CN113990262B (zh) * | 2021-11-18 | 2023-03-21 | 武汉天马微电子有限公司 | 一种像素电路、显示面板及显示装置 |
CN114267297B (zh) * | 2021-12-16 | 2023-05-02 | Tcl华星光电技术有限公司 | 像素补偿电路、方法及显示面板 |
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2020
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US11501707B2 (en) | 2022-11-15 |
US20220108655A1 (en) | 2022-04-07 |
EP4131238A4 (en) | 2023-05-17 |
EP4131238A1 (en) | 2023-02-08 |
CN113748455B (zh) | 2023-11-03 |
WO2021196015A1 (zh) | 2021-10-07 |
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