GB0109264D0 - Video signal processing - Google Patents

Video signal processing

Info

Publication number
GB0109264D0
GB0109264D0 GB0109264A GB0109264A GB0109264D0 GB 0109264 D0 GB0109264 D0 GB 0109264D0 GB 0109264 A GB0109264 A GB 0109264A GB 0109264 A GB0109264 A GB 0109264A GB 0109264 D0 GB0109264 D0 GB 0109264D0
Authority
GB
United Kingdom
Prior art keywords
signal processing
video signal
video
processing
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB0109264A
Other versions
GB2374479A (en
GB2374479B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Snell Advanced Media Ltd
Original Assignee
Snell and Wilcox Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Snell and Wilcox Ltd filed Critical Snell and Wilcox Ltd
Priority to GB0109264A priority Critical patent/GB2374479B/en
Publication of GB0109264D0 publication Critical patent/GB0109264D0/en
Priority to PCT/GB2002/001729 priority patent/WO2002085025A1/en
Publication of GB2374479A publication Critical patent/GB2374479A/en
Application granted granted Critical
Publication of GB2374479B publication Critical patent/GB2374479B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB0109264A 2001-04-12 2001-04-12 Video signal processing Expired - Fee Related GB2374479B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0109264A GB2374479B (en) 2001-04-12 2001-04-12 Video signal processing
PCT/GB2002/001729 WO2002085025A1 (en) 2001-04-12 2002-04-12 Video signal processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0109264A GB2374479B (en) 2001-04-12 2001-04-12 Video signal processing

Publications (3)

Publication Number Publication Date
GB0109264D0 true GB0109264D0 (en) 2001-05-30
GB2374479A GB2374479A (en) 2002-10-16
GB2374479B GB2374479B (en) 2005-05-04

Family

ID=9912813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0109264A Expired - Fee Related GB2374479B (en) 2001-04-12 2001-04-12 Video signal processing

Country Status (2)

Country Link
GB (1) GB2374479B (en)
WO (1) WO2002085025A1 (en)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575756A (en) * 1983-07-26 1986-03-11 Nec Corporation Decoder for a frame or field skipped TV signal with a representative movement vector used for individual vectors
WO1994022269A1 (en) * 1993-03-24 1994-09-29 Sony Corporation Method and apparatus for coding/decoding motion vector, and method and apparatus for coding/decoding image signal
DE69529579D1 (en) * 1994-06-17 2003-03-13 Snell & Wilcox Ltd Compression of a signal combined from compression-encoded video signals after their partial decoding
FR2725577B1 (en) * 1994-10-10 1996-11-29 Thomson Consumer Electronics CODING OR DECODING METHOD OF MOTION VECTORS AND CODING OR DECODING DEVICE USING THE SAME
DE69630643T2 (en) * 1995-08-29 2004-10-07 Sharp Kk The video coding apparatus
JP3351705B2 (en) * 1997-04-25 2002-12-03 日本ビクター株式会社 Motion compensation coding apparatus, motion compensation coding method, and recording method on recording medium
DE69838281T2 (en) * 1997-06-25 2008-05-15 Nippon Telegraph And Telephone Corp. MOVEMENT-SPECIFIC PICTURE CODING METHOD AND STORAGE MEDIUM FOR STORING THE APPROPRIATE PROGRAM
FR2773038B1 (en) * 1997-12-24 2000-02-25 Thomson Multimedia Sa METHOD AND DEVICE FOR INTERPOLATING IMAGES FROM MPEG-ENCODED VIDEO DATA
GB2333657B (en) * 1998-01-22 2002-08-21 Snell & Wilcox Ltd Video signal compression
GB2333656B (en) * 1998-01-22 2002-08-14 British Broadcasting Corp Compressed signals
GB2343319B (en) * 1998-10-27 2003-02-26 Nokia Mobile Phones Ltd Video coding
WO2001011892A1 (en) * 1999-08-11 2001-02-15 Nokia Corporation Adaptive motion vector field coding

Also Published As

Publication number Publication date
GB2374479A (en) 2002-10-16
WO2002085025A1 (en) 2002-10-24
GB2374479B (en) 2005-05-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100412