(19)
(11) EP 4 520 020 A1

(12)

(43) Date of publication:
12.03.2025 Bulletin 2025/11

(21) Application number: 22728170.6

(22) Date of filing: 06.05.2022
(51) International Patent Classification (IPC): 
H04L 41/0859(2022.01)
H04L 41/14(2022.01)
H04L 41/342(2022.01)
 H04L 41/0895(2022.01)
H04L 41/16(2022.01)
H04L 43/20(2022.01)
(52) Cooperative Patent Classification (CPC):
H04L 41/0863; H04L 41/0895; H04L 41/14; H04L 41/16; H04L 41/342; H04L 43/20
(86) International application number:
PCT/EP2022/062361
(87) International publication number:
WO 2023/213413 (09.11.2023 Gazette 2023/45)
(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: Huawei Technologies Co., Ltd.
Shenzhen, Guangdong 518129 (CN)

(72) Inventors:
  • MARQUEZAN, Clarissa
    80992 Munich (DE)
  • TRIVISONNO, Riccardo
    80992 Munich (DE)
  • KOUSARIDAS, Apostolos
    80992 Munich (DE)

(74) Representative: Roth, Sebastian 
Mitscherlich PartmbB Patent- und Rechtsanwälte Karlstraße 7
80333 München
80333 München (DE)

   


(54) TRACING AND ROLLBACK CONTINUITY UNDER ANALYTICS ID TRANSFER AND UE MOBILITY