(19)
(11) EP 4 740 335 A1

(12)

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

(21) Application number: 24743623.1

(22) Date of filing: 01.07.2024
(51) International Patent Classification (IPC): 
H04L 1/00(2006.01)
G06N 3/082(2023.01)
H04L 5/00(2006.01)
G06N 3/0455(2023.01)
H04B 7/06(2006.01)
(52) Cooperative Patent Classification (CPC):
H04L 1/0026; H04L 5/0053; G06N 3/0455; G06N 3/082; H04L 1/001; H04L 1/003; G06N 3/045
(86) International application number:
PCT/US2024/036339
(87) International publication number:
WO 2025/014678 (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 202363525413 P

(71) Applicant: InterDigital Patent Holdings, Inc.
Wilmington, DE 19809 (US)

(72) Inventors:
  • MALHOTRA, Akshay
    Los Altos, California 94022 (US)
  • NARAYANAN THANGARAJ, Yugeswar Deenoo
    Conshohocken, Pennsylvania 19428 (US)
  • IBRAHIM, Mohamed Salah
    Conshohocken, Pennsylvania 19428 (US)
  • HAMIDI-RAD, Shahab
    Los Altos, California 94022 (US)
  • DINESHA, Ujwal
    College Station, Texas 77840 (US)

(74) Representative: Interdigital 
Immeuble ZEN 2 845 A, avenue des Champs Blancs
35510 Cesson-Sévigné
35510 Cesson-Sévigné (FR)

   


(54) METHODS AND APPARATUSES FOR VARIABLE LENGTH CHANNEL STATE INFORMATION FEEDBACK OBTAINED THROUGH COMPRESSION WITH AN ENCODER AND OUTPUT MASKS