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EP 4 320 683 A1

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(43) Date of publication: 14.02.2024 Bulletin 2024/07 (21) Application number: 21729494.1 (22) Date of filing: 27.05.2021

(51) International Patent Classification (IPC):  H01Q 1/24(2006.01) H01Q 15/00(2006.01) H01Q 15/22(2006.01) (52) Cooperative Patent Classification (CPC): H01Q 1/243; H01Q 15/22; H01Q 15/0006 (86) International application number: PCT/EP2021/064286 (87) International publication number: WO 2022/248052 (01.12.2022 Gazette 2022/48)

(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: Huawei Technologies Co., Ltd. Shenzhen, Guangdong 518129 (CN)	(72) Inventors: ILVONEN, Janne 16440 Kista (SE) KHRIPKOV, Alexander 16440 Kista (SE) MONTOYA MORENO, Resti 16440 Kista (SE) (74) Representative: Körber, Martin Hans  Mitscherlich PartmbB Patent- und Rechtsanwälte Karlstraße 7 80333 München 80333 München (DE)