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Title:
DRIVING VOLTAGE CONTROL SYSTEM AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/062605
Kind Code:
A1
Abstract:
A driving voltage control system, comprising a timing control chip (10) and a gamma voltage chip (20); wherein the timing control chip (10) is configured to detect the current charging area of a display panel (102); the gamma voltage chip (20) is connected to the timing control chip (10), and the timing control chip (10) is further configured to transmit a voltage difference data code corresponding to the current charging area to the gamma voltage chip (20); and the gamma voltage chip (20) is configured to output a gamma voltage according to the voltage difference data code and a reference voltage data code, so as to charge the display panel (102).

Inventors:
WANG MINGLIANG (CN)
Application Number:
PCT/CN2018/120850
Publication Date:
April 02, 2020
Filing Date:
December 13, 2018
Export Citation:
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Assignee:
HKC CORP LTD (CN)
CHONGQING HKC OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
G09G3/36
Foreign References:
CN102930844A2013-02-13
CN106297706A2017-01-04
CN1452151A2003-10-29
CN103413533A2013-11-27
CN105590609A2016-05-18
US20040001039A12004-01-01
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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