(19)
(11) EP 2 320 660 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
09.09.2015 Bulletin 2015/37

(45) Mention of the grant of the patent:
05.08.2015 Bulletin 2015/32

(21) Application number: 10178488.2

(22) Date of filing: 29.11.2002
(51) International Patent Classification (IPC): 
H04N 19/117(2014.01)
H04N 19/159(2014.01)
H04N 19/182(2014.01)
H04N 19/86(2014.01)
H04N 19/137(2014.01)
H04N 19/176(2014.01)
H04N 19/82(2014.01)

(54)

Coding distortion removal method

Entfernungsverfahren für die Codierungsverzerrung

Procédé de retrait de distorsion de codage


(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

(30) Priority: 29.11.2001 US 333763 P
29.11.2001 US 333767 P
17.01.2002 JP 2002008859
12.04.2002 JP 2002110748
26.04.2002 JP 2002127101
09.07.2002 US 394312 P
03.10.2002 JP 2002291264

(43) Date of publication of application:
11.05.2011 Bulletin 2011/19

(60) Divisional application:
15163853.3

(62) Application number of the earlier application in accordance with Art. 76 EPC:
08157921.1 / 1978748
02783695.6 / 1452039

(73) Proprietor: Godo Kaisha IP Bridge 1
Tokyo 101-0051 (JP)

(72) Inventors:
  • Xue, Zhong
    Osaka 540-6207 (JP)
  • Shen, Sheng Mei
    Osaka 540-6207 (JP)
  • Foo, Teck Wee
    Osaka 540-6207 (JP)
  • Lee, Chak Joo
    Osaka 540-6207 (JP)
  • Kadono, Shinya
    Osaka 540-6207 (JP)

(74) Representative: Eisenführ Speiser 
Patentanwälte Rechtsanwälte PartGmbB Postfach 10 60 78
28060 Bremen
28060 Bremen (DE)


(56) References cited: : 
EP-A- 0 714 209
WO-A-03/047267
US-A1- 2001 036 320
EP-A- 1 146 748
WO-A1-98/41025
   
  • LEE Y L ET AL: "Loop-filtering and post-filtering for low bit-rates moving picture coding", IMAGE PROCESSING, 1999. ICIP 99. PROCEEDINGS. 1999 INTERNATIONAL CONFERENCE ON KOBE, JAPAN 24-28 OCT. 1999, PISCATAWAY, NJ, USA,IEEE, US, 24 October 1999 (1999-10-24), pages 94-98, XP010369215, ISBN: 0-7803-5467-2
  • MIN-CHEOL HONG: "An efficient loop/post filter to reduce annoying artifacts of H.26L video coder", 2000 DIGEST OF TECHNICAL PAPERS. INTERNATIONAL CONFERENCE ON CONSUMER ELECTRONICS. NINETEENTH IN THE SERIES (CAT. NO.00CH37102), 2000 DIGEST OF TECHNICAL PAPERS. INTERNATIONAL CONFERENCE ON CONSUMER ELECTRONICS. NINETEENTH IN THE SERIES, LOS ANGLES,, 2000, pages 240-241, XP002260317, 2000, Piscataway, NJ, USA, IEEE, USA ISBN: 0-7803-6301-9
  • HASKELL B G ET AL: "Digital Video: an introduction to MPEG-2", DIGITAL VIDEO: AN INTRODUCTION TO MPEG-2, DIGITAL MULTIMEDIA STANDARDS SERIES, BOSTON, MA: KLUWER ACADEMIC PUBL, US, 1997, page 146, XP002200614, ISBN: 0-412-08411-2
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).