Patent SG-11201901138X-A (SG)
Title: Facial recognition-based authentication
Inventor: LIN JUNSUI
IPC: G06V10/56
Filed: 2017-09-27
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111 0 1111111111111111 01110 1 0 011101100 1111101 010 11111110 1111 0111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\" WO 2018/064214 Al 05 April 2018 (05.04.2018) WIP0 I PCT (51) International Patent Classification: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, GOOK 9/00 (2006.01) DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, (21) International Application Number: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, PCT/US2017/053806 KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, (22) International Filing Date: OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 27 September 2017 (27.09.2017) SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (25) Filing Language: English (26) Publication Language: English (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (30) Priority Data: GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 201610873804.1 30 September 2016 (30.09.2016) CN UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, 15/716,056 26 September 2017 (26.09.2017) US TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FL FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, (71) Applicant: ALIBABA GROUP HOLDING LIMITED MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, [ /US]; Fourth Floor, One Capital Place, P.O. Box 847, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, George Town, Grand Cayman (KY). KM, ML, MR, NE, SN, TD, TG). (72) Inventor: LIN, Junsui; Alibaba Group Legal Department, 5/F, Building 3, No. 969 West Wen Yi Road, Yu Hang Dis- Published: _ trict, Hangzhou 311121 (CN). — with international search report (Art. 21(3)) Agent: SCHNEIDER, Daniel, M.; Van Pelt, Yi & James (74) = LLP, 10050 N. Foothill Blvd., Suite 200, Cupertino, CA 95014 (US). = Designated States (unless otherwise indicated, for every (81) — kind of national protection available): AE, AG, AL, AM, = AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, = Title: FACIAL RECOGNITION-BASED AUTHENTICATION (54) = = (57) : Facial recognition-based authentication comprises ob- taining a first image of a target object, updating projection informa- 10 tion associated with a display by a display device, obtaining a second = image of the target object, the second image being an image of the = OBTAIN FIRST IMAGE target object after the projection information is updated, obtaining an image difference data based at least in part on the first image and the = second image, and determining whether the target object is a virtual Y 2o object based at least in part on the image difference data. = = OBTAIN SECOND IMAGE = - = OBTAIN IMAGE DIFFERENCE DATA BASED ON FIRST IMAGE AND SECOND IMAGE x440 - - DETERMINE WH ETHER TARGET OBJECT IS A VIRTUAL OBJECT 11 71' 11 ( END ei ii- 0 --.... 1-1 FIG. 4 © ei C