(19)
(11) EP 4 681 165 A1

(12)

(43) Date of publication:
21.01.2026 Bulletin 2026/04

(21) Application number: 24717329.7

(22) Date of filing: 03.04.2024
(51) International Patent Classification (IPC): 
G06T 9/00(2006.01)
(52) Cooperative Patent Classification (CPC):
G06T 9/00; G06T 9/001
(86) International application number:
PCT/IB2024/053208
(87) International publication number:
WO 2024/218600 (24.10.2024 Gazette 2024/43)
(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: 19.04.2023 US 202363496969 P
29.09.2023 US 202318374848

(71) Applicants:
  • Sony Group Corporation
    Tokyo 108-0075 (JP)
  • Sony Corporation of America
    New York, NY 10010 (US)

(72) Inventors:
  • ZAGHETTO, Alexandre
    San Diego, California 92127 (US)
  • GRAZIOSI, Danillo
    San Diego, California 92127 (US)
  • TABATABAI, Ali
    San Diego, California 92127 (US)

(74) Representative: D Young & Co LLP 
3 Noble Street
London EC2V 7BQ
London EC2V 7BQ (GB)

   


(54) INTER-FRAME ATTRIBUTE CODING IN GEOMETRY-BASED DYNAMIC POINT CLOUDS COMPRESSION