(19)
(11) EP 4 497 244 A1

(12)

(43) Date of publication:
29.01.2025 Bulletin 2025/05

(21) Application number: 23742405.6

(22) Date of filing: 31.05.2023
(51) International Patent Classification (IPC): 
H04N 21/458(2011.01)
H04N 21/433(2011.01)
H04N 21/81(2011.01)
 H04N 21/435(2011.01)
H04N 21/44(2011.01)
H04N 21/8543(2011.01)
(52) Cooperative Patent Classification (CPC):
H04N 21/458; H04N 21/435; H04N 21/4331; H04N 21/4353; H04N 21/44016; H04N 21/812; H04N 21/8543
(86) International application number:
PCT/IB2023/055596
(87) International publication number:
WO 2023/242663 (21.12.2023 Gazette 2023/51)
(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:
KH MA MD TN

(30) Priority: 16.06.2022 US 202263366527 P
23.09.2022 US 202217935076

(71) Applicant: Sony Group Corporation
Tokyo 108-0075 (JP)

(72) Inventors:
  • CLIFT, Graham
    San Diego, California 92127 (US)
  • FAY, Luke
    San Diego, California 92127 (US)

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

   


(54) OBFUSCATING REPLACEABLE CONTENT IN ADVANCED TELEVISION SYSTEMS COMMITTEE (ATSC) 3.0 SYSTEM