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1. WO2020107981 - PIXEL CIRCUIT, DISPLAY DEVICE AND DRIVE METHOD FOR PIXEL CIRCUIT

Publication Number WO/2020/107981
Publication Date 04.06.2020
International Application No. PCT/CN2019/103807
International Filing Date 30.08.2019
IPC
G09G 3/32 2016.01
GPHYSICS
09EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes
CPC
G09G 3/32
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes [LED]
G09G 3/3225
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes [LED]
3208organic, e.g. using organic light-emitting diodes [OLED]
3225using an active matrix
G09G 3/3266
GPHYSICS
09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
3Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
20for 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
22using controlled light sources
30using electroluminescent panels
32semiconductive, e.g. using light-emitting diodes [LED]
3208organic, e.g. using organic light-emitting diodes [OLED]
3266Details of drivers for scan electrodes
Applicants
  • 昆山工研院新型平板显示技术中心有限公司 KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD [CN]/[CN]
  • 昆山国显光电有限公司 KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD [CN]/[CN]
Inventors
  • 盖翠丽 GAI, Cuili
Agents
  • 上海晨皓知识产权代理事务所(普通合伙) SHANGHAI CHENHAO INTELLECTUAL PROPERTY LAW FIRM GENERAL PARTNERSHIP
Priority Data
201811446175.X29.11.2018CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) PIXEL CIRCUIT, DISPLAY DEVICE AND DRIVE METHOD FOR PIXEL CIRCUIT
(FR) CIRCUIT DE PIXEL, DISPOSITIF D'AFFICHAGE ET PROCÉDÉ DE PILOTAGE D'UN CIRCUIT DE PIXEL
(ZH) 一种像素电路、显示装置和像素电路的驱动方法
Abstract
(EN)
Some of the embodiments of the present application relate to the technical field of display, and disclosed therein are a pixel circuit, a display device and a drive method for the pixel circuit. The pixel circuit comprises: a first transistor (10), a second transistor (20), a third transistor (30), a storage component (40) and a light-emitting component (50). A control end of the first transistor (10) is connected to a first scan line, a first end of the first transistor (10) is connected to a data line, and a second end of the first transistor (10) is connected to an output node A. A first end of the storage component (40) is connected to the output node. A control end of the second transistor (20) is connected to the output node. A control end of the third transistor (30) is connected to a second scan line, a second end of the third transistor (30) is connected to an anode of the light-emitting component (50), and the cathode of the light-emitting component (50) is grounded.
(FR)
Certains des modes de réalisation de la présente invention se rapportent au domaine technique de l'affichage, et concernent un circuit de pixel, un dispositif d'affichage et un procédé de pilotage du circuit de pixel. Le circuit de pixel comprend : un premier transistor (10), un deuxième transistor (20), un troisième transistor (30), un composant de stockage (40) et un composant électroluminescent (50). Une extrémité de commande du premier transistor (10) est connectée à une première ligne de balayage, une première extrémité du premier transistor (10) est connectée à une ligne de données, et une seconde extrémité du premier transistor (10) est connectée à un nœud de sortie A. Une première extrémité du composant de stockage (40) est connectée au nœud de sortie. Une extrémité de commande du deuxième transistor (20) est connectée au nœud de sortie. Une extrémité de commande du troisième transistor (30) est connectée à une seconde ligne de balayage, une seconde extrémité du troisième transistor (30) est connectée à une anode du composant électroluminescent (50), et la cathode du composant électroluminescent (50) est mise à la terre.
(ZH)
本申请部分实施例涉及显示技术领域,公开了一种像素电路、显示装置和像素电路的驱动方法。像素电路包括:第一晶体管(10)、第二晶体管(20)、第三晶体管(30)、存储器件(40)和发光器件(50)。第一晶体管(10)的控制端与第一扫描线连接,第一晶体管(10)的第一端与数据线连接,第一晶体管(10)的第二端连接输出节点A。存储器件(40)的第一端与输出节点连接。第二晶体管(20)的控制端与输出节点连接。第三晶体管(30)的控制端与第二扫描线连接,第三晶体管(30)的第二端与发光器件(50)的阳极连接,发光器件(50)的阴极接地。
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