(19)
(11) EP 4 817 347 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 25825940.7

(22) Date of filing: 25.06.2025
(51) International Patent Classification (IPC): 
H04W 74/02(2009.01)
(52) Cooperative Patent Classification (CPC):
H04W 74/0816; H04W 76/15; H04W 74/002; H04W 84/12
(86) International application number:
PCT/CN2025/103318
(87) International publication number:
WO 2026/002008 (02.01.2026 Gazette 2026/01)
(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 LA MA MD TN

(30) Priority: 28.06.2024 US 202463665512 P

(71) Applicant: MEDIATEK INC.
Hsinchu City 30078 (TW)

(72) Inventors:
  • HSU, Chien-Fang
    Hsinchu City, Taiwan 30078 (TW)
  • KANG, Hao-Hua
    Hsinchu City, Taiwan 30078 (TW)
  • YEE, James Chih-Shi
    San Jose, California 95134 (US)

(74) Representative: Pfenning, Meinig & Partner mbB 
Patent- und Rechtsanwälte Joachimsthaler Straße 10-12
10719 Berlin
10719 Berlin (DE)

   


(54) WIRELESS COMMUNICATION METHOD FOR INDICATING STATUS OF NON-PRIMARY CHANNEL ACCESS OPERATION MODE AND RELATED WIRELESS COMMUNICATION DEVICE