(19)

(11)

EP 4 082 266 A1

(12)

(43) Date of publication: 02.11.2022 Bulletin 2022/44 (21) Application number: 20948262.9 (22) Date of filing: 07.08.2020

(51) International Patent Classification (IPC):  H04W 72/00(2009.01) H04L 1/00(2006.01) H04W 76/00(2018.01) (52) Cooperative Patent Classification (CPC): H04L 1/00; H04W 76/38; H04W 76/34; Y02D 30/70 (86) International application number: PCT/CN2020/107986 (87) International publication number: WO 2022/027668 (10.02.2022 Gazette 2022/06)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: ZTE Corporation Shenzhen, Guangdong 518057 (CN)	(72) Inventors: GOU, Wei Shenzhen, Guangdong 518057 (CN) ZHANG, Junfeng Shenzhen, Guangdong 518057 (CN) HAO, Peng Shenzhen, Guangdong 518057 (CN) HAN, Xianghui Shenzhen, Guangdong 518057 (CN) (74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB  Siebertstraße 3 81675 München 81675 München (DE)