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EP 4 508 718 A1

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(43) Date of publication: 19.02.2025 Bulletin 2025/08 (21) Application number: 22727919.7 (22) Date of filing: 06.05.2022

(51) International Patent Classification (IPC):  H01Q 3/20(2006.01) H01Q 15/10(2006.01) H01Q 19/19(2006.01) H01Q 3/26(2006.01) H01Q 19/06(2006.01) (52) Cooperative Patent Classification (CPC): H01Q 3/20; H01Q 3/2658; H01Q 19/19; H01Q 19/192; H01Q 19/062; H01Q 15/10 (86) International application number: PCT/EP2022/062302 (87) International publication number: WO 2023/213409 (09.11.2023 Gazette 2023/45)

(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) Inventor: GIUSTO, Roberto 80992 Munich (DE) (74) Representative: Roth, Sebastian  Mitscherlich PartmbB Patent- und Rechtsanwälte Karlstraße 7 80333 München 80333 München (DE)