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(11)

EP 4 487 546 A1

(12)

(43) Date of publication: 08.01.2025 Bulletin 2025/02 (21) Application number: 22843503.8 (22) Date of filing: 29.11.2022

(51) International Patent Classification (IPC):  H04L 45/64(2022.01) H04L 47/25(2022.01) H04L 47/70(2022.01) H04L 47/10(2022.01) H04L 47/78(2022.01) (52) Cooperative Patent Classification (CPC): H04L 47/25; H04L 45/64; H04L 47/781; H04L 47/822; H04L 47/18 (86) International application number: PCT/US2022/051117 (87) International publication number: WO 2023/163776 (31.08.2023 Gazette 2023/35)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 28.02.2022 IN 202241010686 20.05.2022 US 202217749901 (71) Applicant: Microsoft Technology Licensing, LLC Redmond, WA 98052-6399 (US)	(72) Inventor: GANDHI, Rohan Redmond, Washington 98052-6399 (US) (74) Representative: CMS Cameron McKenna Nabarro Olswang LLP  Cannon Place 78 Cannon Street London EC4N 6AF London EC4N 6AF (GB)