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(11)

EP 4 552 232 A1

(12)

(43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 23742598.8 (22) Date of filing: 23.06.2023

(51) International Patent Classification (IPC):  H04B 7/0452(2017.01) H04B 7/024(2017.01) H04B 7/06(2006.01) (52) Cooperative Patent Classification (CPC): H04B 7/0452; H04B 7/0617; H04B 7/024 (86) International application number: PCT/US2023/069002 (87) International publication number: WO 2024/011031 (11.01.2024 Gazette 2024/02)

(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: 08.07.2022 US 202263367947 P 05.12.2022 US 202218061977 (71) Applicant: Cisco Technology, Inc. San Jose, California 95134-1706 (US)	(72) Inventors: BARTON, Robert, E. Richmond, British Columbia V7C 5R6 (CA) HENRY, Jerome Pittsboro, North Carolina 27312 (US) SILVERMAN, Matthew, A. Shaker Heights, Ohio 44122 (US) SWARTZ, John, M. Lithia, Florida 33547 (US) (74) Representative: Mathys & Squire  The Shard 32 London Bridge Street London SE1 9SG London SE1 9SG (GB)