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EP 4 176 391 A1

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(43) Date of publication: 10.05.2023 Bulletin 2023/19 (21) Application number: 21833188.2 (22) Date of filing: 30.06.2021

(51) International Patent Classification (IPC):  G06N 10/00(2022.01) H01L 29/76(2006.01) H01L 27/18(2006.01) B82Y 10/00(2011.01) H01L 39/22(2006.01) H01L 29/66(2006.01) (52) Cooperative Patent Classification (CPC): B82Y 10/00; G06N 10/40; G06N 10/20; H10N 69/00; H10N 60/128 (86) International application number: PCT/FI2021/050504 (87) International publication number: WO 2022/003250 (06.01.2022 Gazette 2022/01)

(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: 01.07.2020 FI 20207114 (71) Applicant: Aalto University Foundation sr 00076 Aalto (FI)	(72) Inventors: TUOHINO, Sasu 00076 Aalto (FI) MÖTTÖNEN, Mikko 00076 Aalto (FI) KUNDU, Suman 00076 Aalto (FI) (74) Representative: Laine IP Oy  Porkkalankatu 24 00180 Helsinki 00180 Helsinki (FI)