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EP 4 512 052 A1

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(43) Date of publication: 26.02.2025 Bulletin 2025/09 (21) Application number: 22786309.9 (22) Date of filing: 12.09.2022

(51) International Patent Classification (IPC):  H04L 41/5019(2022.01) H04L 67/10(2022.01) H04L 67/00(2022.01) H04L 41/0823(2022.01) H04L 41/5051(2022.01) H04W 24/02(2009.01) H04L 67/50(2022.01) H04L 43/08(2022.01) (52) Cooperative Patent Classification (CPC): H04L 43/08; H04L 41/5019; H04L 41/0823; H04L 41/5051; H04L 67/535; H04L 67/10 (86) International application number: PCT/EP2022/075288 (87) International publication number: WO 2023/217399 (16.11.2023 Gazette 2023/46)

(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: 13.05.2022 WO PCT/EP2022/063085 (71) Applicant: Huawei Technologies Co., Ltd. Shenzhen, Guangdong 518129 (CN)	(72) Inventors: HECKER, Artur 80992 Munich (DE) QUEVEDO, José 3810 - 193 Aveiro (PT) CORUJO, Daniel 3810 - 193 Aveiro (PT) MORAIS SILVA, Rui Miguel 3810 - 193 Aveiro (PT) ABBOUD, Osama 80992 Munich (DE) (74) Representative: Gill Jennings & Every LLP  The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)