(19)

(11)

EP 4 817 194 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 23937322.8 (22) Date of filing: 20.12.2023

(51) International Patent Classification (IPC):  H04B 7/0456(2017.01) (52) Cooperative Patent Classification (CPC): H04B 7/0478 (86) International application number: PCT/CN2023/140327 (87) International publication number: WO 2024/234651 (21.11.2024 Gazette 2024/47)

(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 (71) Applicant: ZTE Corporation Shenzhen, Guangdong 518057 (CN)	(72) Inventors: ZHANG, Shujuan Shenzhen, Guangdong 518057 (CN) CHEN, Yijian Shenzhen, Guangdong 518057 (CN) YANG, Jun Shenzhen, Guangdong 518057 (CN) LU, Guangyan Shenzhen, Guangdong 518057 (CN) SI, Yuan Shenzhen, Guangdong 518057 (CN) (74) Representative: Savi, Massimiliano et al Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30 20149 Milano 20149 Milano (IT)