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(11)

EP 4 349 121 A1

(12)

(43) Date of publication: 10.04.2024 Bulletin 2024/15 (21) Application number: 22731843.3 (22) Date of filing: 10.05.2022

(51) International Patent Classification (IPC):  H04W 76/12(2018.01) H04W 8/26(2009.01) (52) Cooperative Patent Classification (CPC): H04W 8/26; H04L 61/5007; H04L 61/5069; H04L 69/40 (86) International application number: PCT/US2022/028404 (87) International publication number: WO 2022/256140 (08.12.2022 Gazette 2022/49)

(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: 03.06.2021 IN 202141024811 15.02.2022 US 202217672519 (71) Applicant: Microsoft Technology Licensing, LLC Redmond, WA 98052-6399 (US)

(72) Inventors: EADALA, Dhananjaya Reddy Redmond, Washington 98052-6399 (US) LIBBY, Mark Gordon Redmond, Washington 98052-6399 (US) KAPPLA, Srinivas Redmond, Washington 98052-6399 (US) PARKER, Ronald Mark Redmond, Washington 98052-6399 (US) SURANA, Neeraj Redmond, Washington 98052-6399 (US) RAGHAVAN, Anupama Redmond, Washington 98052-6399 (US) ASHRAFI, Bashir 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)