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(11)

EP 4 229 438 A1

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(43) Date of publication: 23.08.2023 Bulletin 2023/34 (21) Application number: 21881130.5 (22) Date of filing: 14.10.2021

(51) International Patent Classification (IPC):  G01S 7/497(2006.01) G01S 7/484(2006.01) G01S 17/18(2020.01) G01S 7/4861(2020.01) G01S 17/87(2020.01) (52) Cooperative Patent Classification (CPC): G01S 17/18; G01S 17/003; G01S 7/4816 (86) International application number: PCT/US2021/055083 (87) International publication number: WO 2022/081910 (21.04.2022 Gazette 2022/16)

(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: 14.10.2020 US 202017070414 14.10.2020 US 202017070765 (71) Applicant: LG Innotek Co., Ltd. Seoul 07796 (KR)	(72) Inventors: BENNINGTON, Dane P. Pittsburgh, Pennsylvania 15222 (US) DAVIS, Ryan T. Pittsburgh, Pennsylvania 15222 (US) LAVERNE, Michel H. J. Pittsburgh, Pennsylvania 15222 (US) (74) Representative: Plasseraud IP  66, rue de la Chaussée d'Antin 75440 Paris Cedex 09 75440 Paris Cedex 09 (FR)