(19)

(11)

EP 4 817 362 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24802081.0 (22) Date of filing: 21.10.2024

(51) International Patent Classification (IPC):  H05K 1/02(2006.01) H04B 3/32(2006.01) (52) Cooperative Patent Classification (CPC): H05K 1/0245; H05K 1/0228; H04B 3/32 (86) International application number: PCT/US2024/052289 (87) International publication number: WO 2025/117088 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 28.11.2023 US 202318521474 (71) Applicant: Microsoft Technology Licensing, LLC Redmond, Washington 98052-6399 (US)	(72) Inventors: OUYANG, Gong Redmond, Washington 98052-6399 (US) JOOSHESH, Afshin Redmond, Washington 98052-6399 (US) PHARES, Charles Caldwell 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)