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(11)

EP 3 938 806 A1

(12)

(43) Date of publication: 19.01.2022 Bulletin 2022/03 (21) Application number: 19918774.1 (22) Date of filing: 11.03.2019

(51) International Patent Classification (IPC):  G01S 13/89(2006.01) G06N 20/00(2019.01) G01S 13/50(2006.01) (52) Cooperative Patent Classification (CPC): G06N 3/084; G01S 7/417; G01S 13/89; G06N 3/0454; G06N 3/126; G06N 3/0445; G01S 13/50 (86) International application number: PCT/US2019/021672 (87) International publication number: WO 2020/185209 (17.09.2020 Gazette 2020/38)

(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 (71) Applicant: PLATO SYSTEMS, INC. San Mateo, California 94401 (US)	(72) Inventors: MADHOW, Upamanyu Santa Barbara, California 93110 (US) ARBABIAN, Mohammad Amin San Francisco, California 94131 (US) MAMANDIPOOR, Babak Burlingame, California 94010 (US) NAN, Hao San Mateo, California 94402 (US) (74) Representative: Schwegman Lundberg Woessner Limited  Hillington Park Innovation Centre 1 Ainslie Road Glasgow G52 4RU Glasgow G52 4RU (GB)