(19)

(11)

EP 3 743 857 A2

(12)

(88) Date of publication A3: 09.04.2020 (43) Date of publication: 02.12.2020 Bulletin 2020/49 (21) Application number: 19744289.0 (22) Date of filing: 22.01.2019

(51) International Patent Classification (IPC):  G06N 3/063(2006.01) G06N 3/06(2006.01) G06N 3/02(2006.01) G11C 11/54(2006.01) (86) International application number: PCT/US2019/014442 (87) International publication number: WO 2019/147522 (01.08.2019 Gazette 2019/31)

(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: 23.01.2018 US 201862620947 P 09.04.2018 US 201862655074 P 20.11.2018 US 201816196617 20.01.2019 US 201916252640 (71) Applicant: Anaflash Inc. San Jose, California 95134 (US)

(72) Inventors: SONG, Seung-Hwan Palo Alto CA 94303-3612 (US) HUR, Ji Hye San Jose, California 95120 (US) LEE, Sang-Soo Cupertino, California 95014 (US) (74) Representative: FRKelly  27 Clyde Road Dublin D04 F838 Dublin D04 F838 (IE)