(19)

(11)

EP 4 555 654 A1

(12)

(43) Date of publication: 21.05.2025 Bulletin 2025/21 (21) Application number: 23755050.4 (22) Date of filing: 08.08.2023

(51) International Patent Classification (IPC):  H04L 1/1607(2023.01) H04L 1/1829(2023.01) H04L 5/00(2006.01) (52) Cooperative Patent Classification (CPC): H04L 1/1685; H04L 1/1854; H04L 5/0055; H04L 1/1671; H04L 5/0057 (86) International application number: PCT/EP2023/071979 (87) International publication number: WO 2024/033383 (15.02.2024 Gazette 2024/07)

(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: 09.08.2022 GB 202211588 (71) Applicant: Nordic Semiconductor ASA 7052 Trondheim (NO)	(72) Inventors: SCHOBER, Karol 90230 Oulu (FI) NISSILÄ, Mauri 90230 Oulu (FI) (74) Representative: Dehns  10 Old Bailey London EC4M 7NG London EC4M 7NG (GB)