(19)
(11) EP 4 771 808 A1

(12)

(43) Date of publication:
08.07.2026 Bulletin 2026/28

(21) Application number: 24773221.7

(22) Date of filing: 28.08.2024
(51) International Patent Classification (IPC): 
H04L 12/18(2006.01)
H04B 7/185(2006.01)
(52) Cooperative Patent Classification (CPC):
H04L 12/185; H04L 12/1886; H04L 12/1836; H04L 12/189
(86) International application number:
PCT/US2024/044114
(87) International publication number:
WO 2025/049526 (06.03.2025 Gazette 2025/10)
(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: 29.08.2023 US 202363579459 P
28.09.2023 US 202363541148 P
21.08.2024 US 202418811433

(71) Applicant: Hughes Network Systems, LLC
Germantown, MD 20876 (US)

(72) Inventors:
  • RAVISHANKAR, Channasandra
    Germantown, Maryland 20876 (US)
  • JONG, James Jehong
    Germantown, Maryland 20876 (US)
  • BENAMMAR, Nassir
    Germantown, Maryland 20876 (US)
  • ARUR, Deepak
    Germantown, Maryland 20876 (US)
  • KRISHNA, Subramanya
    Germantown, Maryland 20876 (US)
  • ZAKARIA, Gaguk
    Germantown, Maryland 20876 (US)
  • RAMACHANDRAN, Ganeshan
    Germantown, Maryland 20876 (US)
  • SUBRAMANIAN, Bala
    Germantown, Maryland 20876 (US)

(74) Representative: Reddie & Grose LLP 
The White Chapel Building 10 Whitechapel High Street
London E1 8QS
London E1 8QS (GB)

   


(54) RESOURCE-EFFICIENT MULTICAST IN NON-TERRESTRIAL NETWORKS WITH NON-TRANSPARENT SATELLITES