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Extract from the Register of European Patents

EP About this file: EP4131971

EP4131971 - IMAGE CODING METHOD BASED ON CHROMA DEBLOCKING PARAMETER INFORMATION FOR MONOCHROME COLOR FORMAT IN VIDEO OR IMAGE CODING SYSTEM [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  06.01.2023
Database last updated on 25.09.2024
FormerThe international publication has been made
Status updated on  09.10.2021
Most recent event   Tooltip28.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
LG Electronics, Inc.
128, Yeoui-daero
Yeongdeungpo-gu
Seoul 07336 / KR
[2023/06]
Inventor(s)01 / CHOI, Jangwon
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
02 / CHOI, Jungah
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
03 / HEO, Jin
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
04 / YOO, Sunmi
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
 [2023/06]
Representative(s)Mooser, Sebastian Thomas
Wuesthoff & Wuesthoff
Patentanwälte und Rechtsanwalt PartG mbB
Schweigerstraße 2
81541 München / DE
[N/P]
Former [2023/06]Mooser, Sebastian Thomas
Wuesthoff & Wuesthoff
Patentanwälte PartG mbB
Schweigerstraße 2
81541 München / DE
Application number, filing date21778729.030.03.2021
[2023/06]
WO2021KR03896
Priority number, dateUS202063004434P02.04.2020         Original published format: US 202063004434 P
[2023/06]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021201551
Date:07.10.2021
Language:KO
[2021/40]
Type: A1 Application with search report 
No.:EP4131971
Date:08.02.2023
Language:EN
[2023/06]
Search report(s)International search report - published on:KR07.10.2021
(Supplementary) European search report - dispatched on:EP19.03.2024
ClassificationIPC:H04N19/86, H04N19/186, H04N19/70, H04N19/82
[2023/06]
CPC:
H04N19/186 (EP,KR,US); H04N19/86 (EP,KR); H04N19/117 (US);
H04N19/132 (KR,US); H04N19/176 (US); H04N19/46 (US);
H04N19/70 (EP,KR); H04N19/82 (EP,KR,US) (-)
Designated contracting statesAL,   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 [2023/06]
TitleGerman:BILDCODIERUNGSVERFAHREN AUF BASIS VON CHROMA-ENTBLOCKUNGSPARAMETERINFORMATIONEN FÜR EINFARBIGES FARBFORMAT IN EINEM VIDEO- ODER BILDCODIERUNGSSYSTEM[2023/06]
English:IMAGE CODING METHOD BASED ON CHROMA DEBLOCKING PARAMETER INFORMATION FOR MONOCHROME COLOR FORMAT IN VIDEO OR IMAGE CODING SYSTEM[2023/06]
French:PROCÉDÉ DE CODAGE D'IMAGE BASÉ SUR DES INFORMATIONS DE PARAMÈTRES DE DÉBLOCAGE DE CHROMINANCE POUR UN FORMAT COULEUR MONOCHROME DANS UN SYSTÈME DE CODAGE DE VIDÉO OU D'IMAGE[2023/06]
Entry into regional phase26.10.2022Translation filed 
26.10.2022National basic fee paid 
26.10.2022Search fee paid 
26.10.2022Designation fee(s) paid 
26.10.2022Examination fee paid 
Examination procedure26.10.2022Amendment by applicant (claims and/or description)
26.10.2022Examination requested  [2023/06]
Fees paidRenewal fee
23.03.2023Renewal fee patent year 03
27.03.2024Renewal fee patent year 04
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XI]US2017295369  (NAKAGAMI OHJI [JP]);
 [E]WO2021155834  (BEIJING BYTEDANCE NETWORK TECH CO LTD [CN], et al);
 [E]WO2021155740  (HUAWEI TECH CO LTD [CN]);
 [E]WO2021170036  (MEDIATEK INC [CN]);
International search[A]KR20140120346  (QUALCOMM INC [US]) [A] 1-15* See paragraphs [0031] and [0048]-[0051]; and claim 1. *;
 [A]KR20160055771  (KT CORP [KR]) [A] 1-15 * See claims 1-3. *;
 [YA]KR20160068288  (UNIV SUNGKYUNKWAN RES & BUS [KR]) [Y] 1-4,9-12,14-15 * See claims 1 and 3. * [A] 5-8,13;
 [Y]  - Benjamin Bross , Jianle Chen , Shan Liu , Ye-Kui Wang, "Versatile Video Coding (Draft 8)", 17. JVET meeting; 20200107 - 20200117; Brussels; (the Joint Video Exploration Team of ISO/IEC JTC1/SC29/WG11 and ITU-T SG.16 ), (20200312), no. JVET-Q2001-vE, pages 1 - 510, XP030285390 [Y] 1-4,9-12,14-15 * See pages 45-50, 61, 100 and 116-117. *
 [A]  - L. Li (Tencent), X. Li, C. Auyeung, B. Choi, S. Wenger, S. Liu (Tencent), "AHG12: Signaling of chroma presence in PPS and APS", 17. JVET meeting; 20200107 - 20200117; Brussels; (the Joint Video Exploration Team of ISO/IEC JTC1/SC29/WG11 and ITU-T SG.16 ), (20200101), XP030223458 [A] 1-15 * See pages 1-3. *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.