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EP 3 619 645 A1

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(43) Date of publication: 11.03.2020 Bulletin 2020/11 (21) Application number: 19797540.2 (22) Date of filing: 23.07.2019

(51) International Patent Classification (IPC):  G06K 9/00(2006.01) G06F 21/32(2013.01) G06F 3/041(2006.01) (86) International application number: PCT/CN2019/097262 (87) International publication number: WO 2020/020143 (30.01.2020 Gazette 2020/05)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.07.2018 US 201862703432 P 14.01.2019 US 201916246549 (71) Applicant: SHENZHEN GOODIX TECHNOLOGY CO., LTD. Shenzhen, Guangdong 518045 (CN)	(72) Inventors: HE, Yi Shenzhen, Guangdong 518045 (CN) PI, Bo Shenzhen, Guangdong 518045 (CN) (74) Representative: J A Kemp LLP  14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)