(19)
(11) EP 4 512 092 A1

(12)

(43) Date of publication:
26.02.2025 Bulletin 2025/09

(21) Application number: 23792452.7

(22) Date of filing: 18.04.2023
(51) International Patent Classification (IPC): 
H04N 19/527(2014.01)
H04N 19/139(2014.01)
H04N 19/423(2014.01)
 H04N 19/52(2014.01)
H04N 19/129(2014.01)
H04N 19/176(2014.01)
(52) Cooperative Patent Classification (CPC):
H04N 19/139; H04N 19/129; H04N 19/52; H04N 19/176; H04N 19/55; H04N 19/119
(86) International application number:
PCT/US2023/019002
(87) International publication number:
WO 2023/205185 (26.10.2023 Gazette 2023/43)
(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:
KH MA MD TN

(30) Priority: 18.04.2022 US 202263332244 P

(71) Applicant: Beijing Dajia Internet Information Technology Co., Ltd.
Beijing 100085 (CN)

(72) Inventors:
  • CHEN, Wei
    San Diego, CA 92122 (US)
  • XIU, Xiaoyu
    San Diego, CA 92122 (US)
  • CHEN, Yi-Wen
    San Diego, California 92122 (US)
  • JHU, Hong-Jheng
    San Diego, California 92122 (US)
  • KUO, Che-Wei
    San Diego, CA 92122 (US)
  • YAN, Ning
    San Diego, CA 92122 (US)
  • WANG, Xianglin
    San Diego, California 92122 (US)
  • YU, Bing
    Beijing 100085 (CN)

(74) Representative: Michalski Hüttermann & Partner Patentanwälte mbB 
Kaistraße 16A
40221 Düsseldorf
40221 Düsseldorf (DE)

   


(54) METHODS AND DEVICES FOR CANDIDATE DERIVATION FOR AFFINE MERGE MODE IN VIDEO CODING