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(11)

EP 3 756 186 A2

(12)

(43) Date of publication: 30.12.2020 Bulletin 2020/53 (21) Application number: 19888248.2 (22) Date of filing: 06.09.2019

(51) International Patent Classification (IPC):  G11C 11/56(2006.01) (86) International application number: PCT/US2019/050105 (87) International publication number: WO 2020/117348 (11.06.2020 Gazette 2020/24)

(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: 06.12.2018 US 201816212586 06.12.2018 US 201816212596 (60) Divisional application: 20178429.5 (71) Applicant: Western Digital Technologies Inc. San Jose, California 95119 (US)

(72) Inventors: ROM, Rami San Jose, CA 95119 (US) PELE, Ofir San Jose, CA 95119 (US) BAZARSKY, Alexander San Jose, CA 95119 (US) ELIASH, Tomer, Tzvi San Jose, CA 95119 (US) ZAMIR, Ran San Jose, CA 95119 (US) INBAR, Karin San Jose, CA 95119 (US) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)