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EP 4 573 703 A1

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(43) Date of publication: 25.06.2025 Bulletin 2025/26 (21) Application number: 22765512.3 (22) Date of filing: 15.08.2022

(51) International Patent Classification (IPC):  H04L 12/14(2024.01) H04M 15/00(2024.01) H04W 72/52(2023.01) H04W 4/24(2024.01) H04L 41/00(2022.01) (52) Cooperative Patent Classification (CPC): H04L 12/1407; H04M 15/66; H04M 15/58; H04M 15/62; H04W 4/24; H04M 15/61; H04M 15/7655; H04M 15/765; H04M 15/8083; H04M 15/8088; H04M 15/72; H04L 43/0876; H04L 41/0896; H04L 43/20; H04L 41/0895; H04L 41/0806 (86) International application number: PCT/EP2022/072769 (87) International publication number: WO 2024/037705 (22.02.2024 Gazette 2024/08)

(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: Telefonaktiebolaget LM Ericsson (publ) 164 83 Stockholm (SE)	(72) Inventors: VERMA, Mitu Athlone (IE) TÖRNKVIST, Robert 371 23 Karlskrona (SE) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)