Global Patent Index - EP 3981148 A4

EP 3981148 A4 20220810 - SAMPLE IDENTIFICATION FOR INTRA BLOCK COPY IN VIDEO CODING

Title (en)

SAMPLE IDENTIFICATION FOR INTRA BLOCK COPY IN VIDEO CODING

Title (de)

PROBENIDENTIFIZIERUNG FÜR INTRABLOCKKOPIE IN DER VIDEOCODIERUNG

Title (fr)

IDENTIFICATION D'ÉCHANTILLON POUR COPIE DE INTRA-BLOC EN CODAGE VIDÉO

Publication

EP 3981148 A4 20220810 (EN)

Application

EP 20837885 A 20200709

Priority

  • CN 2019095504 W 20190710
  • CN 2019095656 W 20190711
  • CN 2020100992 W 20200709

IPC 8 full level

H04N 19/105 (2014.01); H04N 19/174 (2014.01); H04N 19/176 (2014.01); H04N 19/423 (2014.01)

CPC (source: EP)

H04N 19/105 (2014.11); H04N 19/174 (2014.11); H04N 19/176 (2014.11); H04N 19/423 (2014.11); H04N 19/117 (2014.11); H04N 19/61 (2014.11); H04N 19/82 (2014.11)

Citation (search report)

  • [XI] LI (PANASONIC) J ET AL: "CE8-related: IBC modifications", no. JVET-O0127 ; m48218, 5 July 2019 (2019-07-05), XP030218695, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0127-v3.zip JVET-O0127-v3/JVET-O0127-v3.docx> [retrieved on 20190705]
  • [XI] XU J ET AL: "An implementation of JVET-O0568 based on the IBC buffer design of JVET-O0127", no. m49852, 9 July 2019 (2019-07-09), XP030208449, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/127_Gothenburg/wg11/m49852-JVET-O1161-v1-JVET-O1161.zip JVET-O1161.docx> [retrieved on 20190709]
  • [XI] GAO (HUAWEI) H ET AL: "CE8-related: Dedicated IBC reference buffer without bitstream restrictions", no. JVET-O0248 ; m48358, 24 June 2019 (2019-06-24), XP030218955, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/15_Gothenburg/wg11/JVET-O0248-v1.zip JVET-O0248_v1.docx> [retrieved on 20190624]
  • [XI] XU (TENCENT) X ET AL: "CE8-related: CPR mode with local search range optimization", no. JVET-L0297, 25 September 2018 (2018-09-25), XP030193828, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0297-v1.zip JVET-L0297_v1.docx> [retrieved on 20180925]
  • [A] XU XIAOZHONG ET AL: "Intra Block Copy in HEVC Screen Content Coding Extensions", IEEE JOURNAL ON EMERGING AND SELECTED TOPICS IN CIRCUITS AND SYSTEMS, IEEE, PISCATAWAY, NJ, USA, vol. 6, no. 4, 1 December 2016 (2016-12-01), pages 409 - 419, XP011636923, ISSN: 2156-3357, [retrieved on 20161212], DOI: 10.1109/JETCAS.2016.2597645
  • [A] BROSS B ET AL: "Versatile Video Coding (Draft 5)", no. JVET-N1001, 2 July 2019 (2019-07-02), pages 1 - 406, XP030220731, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N1001-v10.zip JVET-N1001-v10.docx> [retrieved on 20190702]
  • [XP] XU J ET AL: "Bitstream conformance with a virtual IBC buffer concept", no. JVET-O1170, 10 July 2019 (2019-07-10), XP030293917, Retrieved from the Internet <URL:https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O1170-v1.zip JVET-O1170.docx> [retrieved on 20190710]
  • [XP] GAO (HUAWEI) H ET AL: "Bitstream conformance with a virtual IBC buffer concept", no. JVET-O1171, 10 July 2019 (2019-07-10), XP030293919, Retrieved from the Internet <URL:https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O1171-v1.zip JVET-O1171_d1.docx> [retrieved on 20190710]
  • [XP] HANNUKSELA (NOKIA) M M ET AL: "Versatile Video Coding (Draft 6)", no. JVET-O2001-vE; JVET-P1024 ; m51478, 12 July 2019 (2019-07-12), pages 1 - 454, XP030218429, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/16_Geneva/wg11/JVET-P1024-v1.zip JVET-P1024-spec.docx>
  • See references of WO 2021004495A1

Designated contracting state (EPC)

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3981148 A1 20220413; EP 3981148 A4 20220810

DOCDB simple family (application)

EP 20837885 A 20200709