(19)

(11)

EP 4 817 245 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24838049.5 (22) Date of filing: 27.11.2024

(51) International Patent Classification (IPC):  H04L 9/40(2022.01) H04L 9/32(2006.01) H04L 9/00(2022.01) (52) Cooperative Patent Classification (CPC): H04L 63/0823; H04L 9/3247; H04L 63/0428; H04L 9/006; H04L 9/3268; H04L 9/3263 (86) International application number: PCT/US2024/057854 (87) International publication number: WO 2025/117818 (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 202363603395 P (71) Applicant: ARRIS Enterprises LLC Horsham, PA 19044 (US)	(72) Inventors: QIU, Xin Horsham, Pennsylvania 19044 (US) YIN, Yiqun Horsham, Pennsylvania 19044 (US) JIANG, Oscar Horsham, Pennsylvania 19044 (US) PASION, Jason A. Horsham, Pennsylvania 19044 (US) (74) Representative: Openshaw & Co.  8 Castle Street Farnham, Surrey GU9 7HR Farnham, Surrey GU9 7HR (GB)