(19)
(11) EP 3 620 975 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
published in accordance with Art. 153(4) EPC

(15) Correction information:
Corrected version no 1 (W1 A1)

(48) Corrigendum issued on:
29.07.2020 Bulletin 2020/31

(43) Date of publication:
11.03.2020 Bulletin 2020/11

(21) Application number: 19809370.0

(22) Date of filing: 14.05.2019
(51) International Patent Classification (IPC): 
G06K 9/22(2006.01)
 G06K 9/00(2006.01)
(86) International application number:
PCT/CN2019/086886
(87) International publication number:
WO 2019/237872 (19.12.2019 Gazette 2019/51)
(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: 15.06.2018 WO PCT/CN2018/091641

(71) Applicant: SHENZHEN GOODIX TECHNOLOGY CO., LTD.
Shenzhen, Guangdong 518045 (CN)

(72) Inventors:
  • LI, Mengping
    Shenzhen, Guangdong 518045 (CN)
  • DU, Canhong
    Shenzhen, Guangdong 518045 (CN)
  • ZHONG, Songjin
    Shenzhen, Guangdong 518045 (CN)

(74) Representative: Herrero & Asociados, S.L. 
Cedaceros, 1
28014 Madrid
28014 Madrid (ES)


(56) References cited: : 
   
       


    (54) FINGERPRINT IDENTIFICATION APPARATUS AND ELECTRONIC DEVICE


    (57) A fingerprint identification apparatus and an electronic device applicable to an electronic device having a display screen, including: an optical function layer, disposed between the display screen and a middle frame of the electronic device, wherein the optical function layer includes a quarter-wave plate and a polarizer, and the polarizer is disposed under the quarter-wave plate; and an optical fingerprint module, disposed under the optical function layer, and configured to receive a fingerprint optical signal transmitted through the quarter-wave plate and the polarizer, wherein the fingerprint detecting signal is used for detecting fingerprint information of a finger.