公开(公告)号：US20170018229A1

公开(公告)日：2017-01-19

申请号：US15168886

申请日：2016-05-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Yuting ZHANG ,  Feng LIAO ,  Zhongyuan WU ,  Pan XU

IPC: G09G3/3258 ,  G09G3/3266

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2300/0866

Abstract: The present invention provides a pixel driving circuit, a driving method thereof, and a display device. The pixel driving circuit of the present invention comprises a data writing unit, a threshold compensation unit, a driving unit, a light-emitting unit, and a voltage stabilizing unit; the data writing unit is connected with a first node, a scan signal line and a data signal line; the first node is a connection node between the data writing unit and the driving unit; the threshold compensation unit is connected with the first node, a first control signal line, a first voltage terminal and the driving unit; the driving unit is connected with the light-emitting unit; and the voltage stabilizing unit is connected with the data writing unit, a second control signal line and the first voltage terminal.

Abstract translation: 本发明提供一种像素驱动电路及其驱动方法和显示装置。 本发明的像素驱动电路包括数据写入单元，阈值补偿单元，驱动单元，发光单元和稳压单元; 数据写入单元与第一节点，扫描信号线和数据信号线连接; 第一节点是数据写入单元和驱动单元之间的连接节点; 阈值补偿单元与第一节点，第一控制信号线，第一电压端子和驱动单元连接; 所述驱动单元与所述发光单元连接; 并且电压稳定单元与数据写入单元，第二控制信号线和第一电压端连接。