公开(公告)号：US20240312411A1

公开(公告)日：2024-09-19

申请号：US18665611

申请日：2024-05-16

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunsik IM ,  Shunhang ZHANG ,  Zhenyu ZHANG ,  Zhen ZHANG ,  Peirou LI ,  Dongni LIU ,  Lianfu YU

IPC: G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G09G3/2007 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2300/0861 ,  G09G2310/08

Abstract: A pixel drive circuit is configured to drive a light emitting device to emit light, the light emitting device includes a first electrode and a second electrode, the pixel drive circuit includes a current control sub-circuit and a duration control sub-circuit; the duration control sub-circuit is configured to provide control signal to a first node under control of signals of a first scan signal line, a first reset signal line, a first light emitting signal line, control signal line, a data signal line, an initial signal line, and a first power supply line; the current control sub-circuit is configured to provide a drive current to a first electrode of a light emitting device under control of signals of a first node, a second scan signal line, a second reset signal line, a second light emitting signal line, a Data signal line, and a second power supply line.