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Patent Searching and Data


Title:
SHIFT REGISTER AND DRIVING METHOD THEREFOR, GATE DRIVING CIRCUIT, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/140195
Kind Code:
A1
Abstract:
A shift register and a driving method therefor, a gate driving circuit, and a display device. The shift register (10) can comprise a compensation selection circuit (100), a holding circuit (200) and N shift register circuits (300). The holding circuit can hold a blanking input signal. Each of the shift register circuits can comprise a blanking input circuit (310) and an output circuit (330). The blanking input circuit can provide a blanking pull-down signal to a first node (Q) according to the blanking input signal and a blanking control signal (CLKA). The output circuit can output a shift signal from a shift signal output end (CR) according to the voltage of the first node, and output a first driving signal from a first driving signal output end (OUT). The compensation selection circuit can provide the blanking input signal to the holding circuit and the N shift register circuits according to a compensation selection control signal (OE) and the shift signal outputted by one of the N shift register circuits.

Inventors:
FENG XUEHUAN (CN)
LI YONGQIAN (CN)
Application Number:
PCT/CN2019/070064
Publication Date:
July 09, 2020
Filing Date:
January 02, 2019
Export Citation:
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Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD (CN)
International Classes:
G11C19/28; G09G3/3266
Foreign References:
CN108806611A2018-11-13
CN108648716A2018-10-12
CN108877683A2018-11-23
US20120162170A12012-06-28
Other References:
See also references of EP 3907730A4
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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