(19)
(11) EP 4 740 683 A1

(12)

(43) Date of publication:
13.05.2026 Bulletin 2026/20

(21) Application number: 24746556.0

(22) Date of filing: 03.07.2024
(51) International Patent Classification (IPC): 
H04W 76/12(2018.01)
H04W 88/14(2009.01)
H04W 76/11(2018.01)
(52) Cooperative Patent Classification (CPC):
H04W 76/12; H04W 76/11; H04W 88/14
(86) International application number:
PCT/US2024/036810
(87) International publication number:
WO 2025/014781 (16.01.2025 Gazette 2025/03)
(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 MA MD TN

(30) Priority: 07.07.2023 US 202363525599 P

(71) Applicant: Interdigital Patent Holdings, Inc.
Wilmington, DE 19809-3727 (US)

(72) Inventors:
  • DE FOY, Xavier
    Montreal, Quebec H3A 3G4 (CA)
  • FERDI, Samir
    Montreal, Quebec H3A 3G4 (CA)
  • GUDUMASU, Srinivas
    Montreal, Quebec H3A 3G4 (CA)
  • STARSINIC, Michael
    Conshohocken, PA 19428 (US)
  • METHENNI, Achref
    Montreal, Quebec H3A 3G4 (CA)
  • ROY, Michel
    Montreal, Quebec H3A 3G4 (CA)
  • DI GIROLAMO, Rocco
    Montreal, Quebec H3A 3G4 (CA)
  • SARATHCHANDRA, Magurawalage Chathura Madhusanka
    London EC2A 3QR (GB)
  • DI LALLO, Kevin
    Montreal, Quebec H3A 3G4 (CA)

(74) Representative: AWA Sweden AB 
Box 5117
200 71 Malmö
200 71 Malmö (SE)

   


(54) APPARATUS AND METHOD FOR USER PLANE FUNCTION (UPF) BASED PDU SET HANDLING DATA CHANNEL (PDC) OPERATION