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Title:
TOUCH DETECTION METHOD AND APPARATUS, TOUCHSCREEN AND ELECTRONIC TERMINAL
Document Type and Number:
WIPO Patent Application WO/2019/023882
Kind Code:
A1
Abstract:
A touch detection method and apparatus, a touchscreen and an electronic terminal, wherein the touch detection method comprises: acquiring a capacitance value of a capacitor node of a touchscreen at a first frame and a capacitance value at a second frame; determining, according to the capacitance value at the first frame and the capacitance value at the second frame, an alternative standard value for said touchscreen; determining whether said alternative standard value matches a pre-stored original standard value for said touchscreen; and if said alternative standard value matches the pre-stored original standard value, determining said alternative standard value as being a stable standard value of the touchscreen, wherein said stable standard value is a determining standard for touch detection. The touch detection method allows the determined stable standard value of the touchscreen to be more accurate.

Inventors:
JIANG HAIKUAN (CN)
PANG WINGHO (CN)
LIU SONGSONG (CN)
YANG WEI (CN)
Application Number:
PCT/CN2017/095267
Publication Date:
February 07, 2019
Filing Date:
July 31, 2017
Export Citation:
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Assignee:
SHENZHEN GOODIX TECH CO LTD (CN)
International Classes:
G06F3/044
Domestic Patent References:
WO2009000289A12008-12-31
Foreign References:
CN103488364A2014-01-01
CN101526872A2009-09-09
CN103677452A2014-03-26
CN103235672A2013-08-07
Attorney, Agent or Firm:
BEIJING HEADSTAY INTELLECTUAL PROPERTY AGENCY (CN)
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