(19)
(11) EP 4 406 284 A1

(12)

(43) Date of publication:
31.07.2024 Bulletin 2024/31

(21) Application number: 21957758.2

(22) Date of filing: 22.09.2021
(51) International Patent Classification (IPC): 
H04W 36/00(2009.01)
(52) Cooperative Patent Classification (CPC):
H04W 76/19; H04W 76/12
(86) International application number:
PCT/CN2021/119695
(87) International publication number:
WO 2023/044616 (30.03.2023 Gazette 2023/13)
(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:
  • LI, Zhijun
    Shenzhen, Guangdong 518057 (CN)
  • ZHU, Jinguo
    Shenzhen, Guangdong 518057 (CN)
  • YU, Yang
    Shenzhen, Guangdong 518057 (CN)

(74) Representative: Savi, Massimiliano et al
Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30
20149 Milano
20149 Milano (IT)

   


(54) INTERMEDIATE SESSION MANAGEMENT FUNCTION FAILURE AND RESTORATION