EP0444839 - Video signal transmission system and method for coding a video signal [Right-click to bookmark this link] | |||
Former [1991/36] | Video signal transmission system and method and apparatus for coding a video signal | ||
[1998/36] | Status | No opposition filed within time limit Status updated on 09.07.1999 Database last updated on 12.07.2024 | Most recent event Tooltip | 09.07.1999 | No opposition filed within time limit | published on 25.08.1999 [1999/34] | Applicant(s) | For all designated states Sony Corporation 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | [N/P] |
Former [1991/36] | For all designated states SONY CORPORATION 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | Inventor(s) | 01 /
Tahara, Katsumi c/o Sony Corporation, 7-35 Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | 02 /
Emoto, Seiichi c/o Sony Corporation, 7-35 Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | [1991/36] | Representative(s) | Ayers, Martyn Lewis Stanley, et al J A Kemp 14 South Square Gray's Inn London WC1R 5JJ / GB | [N/P] |
Former [1991/36] | Ayers, Martyn Lewis Stanley, et al J.A. KEMP & CO. 14 South Square Gray's Inn London WC1R 5LX / GB | Application number, filing date | 91301467.6 | 25.02.1991 | [1991/36] | Priority number, date | JP19900044846 | 26.02.1990 Original published format: JP 4484690 | JP19900047521 | 28.02.1990 Original published format: JP 4752190 | JP19900047531 | 28.02.1990 Original published format: JP 4753190 | [1991/36] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0444839 | Date: | 04.09.1991 | Language: | EN | [1991/36] | Type: | A3 Search report | No.: | EP0444839 | Date: | 09.02.1994 | Language: | EN | [1994/06] | Type: | B1 Patent specification | No.: | EP0444839 | Date: | 02.09.1998 | Language: | EN | [1998/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.12.1993 | Classification | IPC: | H04N7/32, H04N7/30, H03H17/02 | [1998/36] | CPC: |
H04N19/587 (EP,US);
H04N19/112 (EP,US);
H04N19/126 (EP,US);
H04N19/132 (EP,US);
H04N19/159 (EP,US);
H04N19/172 (EP,US);
H04N19/176 (EP,US);
H04N19/60 (EP,US);
H04N19/61 (EP,US);
H04N19/80 (EP,US);
H04N19/82 (EP,US);
H04N19/124 (EP,US);
H04N19/13 (EP,US);
H04N19/146 (EP,US);
H04N19/149 (EP,US);
H04N19/15 (EP,US);
H04N19/152 (EP,US);
H04N19/50 (EP,US);
H04N19/91 (EP,US)
(-)
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Former IPC [1994/04] | H04N7/137, H04N7/133, H03H17/02 | ||
Former IPC [1993/32] | H04N7/137, H04N7/133 | ||
Former IPC [1991/36] | H04N7/137 | Designated contracting states | DE, FR, GB [1991/36] | Title | German: | Videosignalübertragungssystem und -verfahren zur Kodierung von Videosignalen | [1998/36] | English: | Video signal transmission system and method for coding a video signal | [1998/36] | French: | Système de transmission d'un signal vidéo et méthode pour coder un signal vidéo | [1998/36] |
Former [1991/36] | Videosignalübertragungssystem, Verfahren und Einrichtung zur Kodierung von Videosignalen | ||
Former [1991/36] | Video signal transmission system and method and apparatus for coding a video signal | ||
Former [1991/36] | Système de transmission d'un signal vidéo, méthode et dispositif pour coder un signal vidéo | Miscellaneous | EPB 1998/36: (deleted) | EPB 1998/36: (deleted) | EPB 1998/36: (deleted) | EPB 1996/38: Teilanmeldung 96110475.9 eingereicht am 28/06/96 | EPB 1996/38: Divisional application 96110475.9 filed on 28/06/96 | EPB 1996/38: Demande divisionnaire 96110475.9 déposée le 28/06/96 | Examination procedure | 12.07.1994 | Examination requested [1994/36] | 07.03.1996 | Despatch of a communication from the examining division (Time limit: M04) | 28.06.1996 | Reply to a communication from the examining division | 19.09.1996 | Despatch of a communication from the examining division (Time limit: M04) | 16.01.1997 | Reply to a communication from the examining division | 22.05.1997 | Despatch of a communication from the examining division (Time limit: M04) | 09.07.1997 | Reply to a communication from the examining division | 10.11.1997 | Despatch of communication of intention to grant (Approval: Yes) | 03.03.1998 | Communication of intention to grant the patent | 28.05.1998 | Fee for grant paid | 28.05.1998 | Fee for publishing/printing paid | Divisional application(s) | EP96110475.9 / EP0739142 | EP96110477.5 / EP0739143 | Opposition(s) | 03.06.1999 | No opposition filed within time limit [1999/34] | Fees paid | Renewal fee | 08.02.1993 | Renewal fee patent year 03 | 08.02.1994 | Renewal fee patent year 04 | 10.02.1995 | Renewal fee patent year 05 | 08.02.1996 | Renewal fee patent year 06 | 10.02.1997 | Renewal fee patent year 07 | 11.02.1998 | Renewal fee patent year 08 |
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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 | DE3437182 [ ] (TELEFUNKEN FERNSEH & RUNDFUNK [DE]); | EP0197446 [ ] (SIEMENS AG [DE]); | US4731664 [ ] (NISHIWAKI MITSUO [JP], et al); | EP0323362 [ ] (THOMSON GRAND PUBLIC [FR]) | [ ] - SIGNAL PROCESSING OF HDTV, II , 30 AUGUST- 1 SEPTEMBER 1989 TURIN (IT) pages 131 - 137 ZIEGLER 'Hierarchical motion estimation using the phase correlation method in 140 Mbit/s HDTV-coding' | [ ] - IEEE TRANSACTIONS ON COMMUNICATIONS vol. 24, no. 10, October 1976, NEW YORK US pages 1175 - 1180 YASUDA ET AL. '1.544-Mbits/s Transmission of TV Signals by interframe Coding System' | [ ] - IEEE/IEICE GLOBAL TELECOMMUNICATIONS CONFERENCE vol. 1, 18 November 1987, TOKYO (JP) pages 2.4.1 - 2.4.5 WATANABE ET AL. 'A 64 kb/s Video Coding Equipment' | [ ] - CCITT SGXV WORKING PARTY XV/1 DOCUMENT 141 12 September 1986, pages 2 - 15 'SPECIFICATIONS FOR REFERENCE MODEL VERSION 2 (RM2)' | [ ] - IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS vol. SAC5, no. 7, August 1987, pages 1090 - 1099 YOICHI KATO ET AL. 'A MOTION PICTURE CODING ALGORITHM USING ADAPTIVE DCT ENCODING BASED ON COEFFICIENT POWER DISTRIBUTION CLASSIFICATION' | Examination | US4328425 | GB2218873 |