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EP 4 097 582 A1

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(43) Date of publication: 07.12.2022 Bulletin 2022/49 (21) Application number: 20704090.8 (22) Date of filing: 31.01.2020

(51) International Patent Classification (IPC):  G06F 8/20(2018.01) G06F 9/50(2006.01) H04L 12/701(2013.01) H04L 12/00(2006.01) (52) Cooperative Patent Classification (CPC): G06F 8/20; H04L 12/40045; H04L 45/64; G06F 9/5011; G06F 2209/509 (86) International application number: PCT/IB2020/050813 (87) International publication number: WO 2021/152354 (05.08.2021 Gazette 2021/31)

(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) Inventor: JULIEN, Martin Montreal, Québec H1Y 0B3 (CA) (74) Representative: Ericsson  Patent Development Torshamnsgatan 21-23 164 80 Stockholm 164 80 Stockholm (SE)