(19)

(11)

EP 4 681 399 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24792033.3 (22) Date of filing: 17.04.2024

(51) International Patent Classification (IPC):  H04L 27/26(2006.01) (52) Cooperative Patent Classification (CPC): H04L 27/26132; H04L 27/2621; H04L 27/2636; H04L 5/0048 (86) International application number: PCT/CN2024/088277 (87) International publication number: WO 2024/217448 (24.10.2024 Gazette 2024/43)

(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: 21.04.2023 US 202363497476 P (71) Applicant: MediaTek Inc. Hsin-Chu City, Taiwan 300 (CN)	(72) Inventors: ZHANG, Rui San Jose California 95134 (US) TSAI, Shiauhe Shawn San Jose California 95134 (US) CHOU, Tzu-Han San Jose California 95134 (US) (74) Representative: Haseltine Lake Kempner LLP  Cheapside House 138 Cheapside London EC2V 6BJ London EC2V 6BJ (GB)