(19)

(11)

EP 4 094 416 A1

(12)

(43) Date of publication: 30.11.2022 Bulletin 2022/48 (21) Application number: 20915164.6 (22) Date of filing: 24.08.2020

(51) International Patent Classification (IPC):  H04L 29/06(2006.01) (52) Cooperative Patent Classification (CPC): H04L 63/1458; H04W 12/63; H04W 12/12; H04W 12/104 (86) International application number: PCT/US2020/047570 (87) International publication number: WO 2021/150273 (29.07.2021 Gazette 2021/30)

(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: 21.01.2020 US 202062963986 P 25.02.2020 US 202016800607 (71) Applicant: Sensys Networks, Inc. Berkeley, CA 94710 (US)	(72) Inventors: KAVALER, Robert Kensington, CA 94708 (US) HAOUI, Sophia Berkeley, CA 94708 (US) STIERS, Todd Berkeley, CA 94703 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)