(19)
(11) EP 4 740 464 A1

(12)

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

(21) Application number: 24762098.2

(22) Date of filing: 06.08.2024
(51) International Patent Classification (IPC): 
H04N 19/117(2014.01)
H04N 19/122(2014.01)
H04N 19/176(2014.01)
H04N 19/192(2014.01)
H04N 19/12(2014.01)
H04N 19/147(2014.01)
H04N 19/82(2014.01)
(52) Cooperative Patent Classification (CPC):
H04N 19/12; H04N 19/122; H04N 19/82; H04N 19/117; H04N 19/176; H04N 19/147; H04N 19/192
(86) International application number:
PCT/US2024/041067
(87) International publication number:
WO 2025/034724 (13.02.2025 Gazette 2025/07)
(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: 08.08.2023 US 202363531397 P

(71) Applicant: Google LLC
Mountain View, CA 94043 (US)

(72) Inventors:
  • GULERYUZ, Onur
    Mountain View, California 94043 (US)
  • CHEN, Jianle
    Mountain View, California 94043 (US)
  • MUKHERJEE, Debargha
    Mountain View, California 94043 (US)
  • LU, Lester
    Mountain View, California 94043 (US)

(74) Representative: Marks & Clerk GST 
1 New York Street
Manchester M1 4HD
Manchester M1 4HD (GB)

   


(54) NONLINEAR INVERSE TRANSFORMS FOR VIDEO COMPRESSION