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GB2371933B - Compression of motion vectors - Google Patents

Compression of motion vectors

Info

Publication number
GB2371933B
GB2371933B GB0101875A GB0101875A GB2371933B GB 2371933 B GB2371933 B GB 2371933B GB 0101875 A GB0101875 A GB 0101875A GB 0101875 A GB0101875 A GB 0101875A GB 2371933 B GB2371933 B GB 2371933B
Authority
GB
United Kingdom
Prior art keywords
compression
motion vectors
vectors
motion
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.)
Expired - Fee Related
Application number
GB0101875A
Other versions
GB0101875D0 (en
GB2371933A (en
Inventor
Michael James Knee
Violet Snell
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 GB0509287A priority Critical patent/GB2410643B/en
Priority to GB0101875A priority patent/GB2371933B/en
Publication of GB0101875D0 publication Critical patent/GB0101875D0/en
Priority to JP2002535399A priority patent/JP2004511978A/en
Priority to EP01974479A priority patent/EP1325636A2/en
Priority to PCT/GB2001/004517 priority patent/WO2002032143A2/en
Priority to AU2001293994A priority patent/AU2001293994B2/en
Priority to AU9399401A priority patent/AU9399401A/en
Priority to CA002424340A priority patent/CA2424340A1/en
Priority to US10/381,963 priority patent/US20040057518A1/en
Publication of GB2371933A publication Critical patent/GB2371933A/en
Application granted granted Critical
Publication of GB2371933B publication Critical patent/GB2371933B/en
Priority to JP2006351630A priority patent/JP2007143176A/en
Priority to AU2007202001A priority patent/AU2007202001A1/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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/93—Run-length coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/513—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB0101875A 2000-10-09 2001-01-24 Compression of motion vectors Expired - Fee Related GB2371933B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB0509287A GB2410643B (en) 2001-01-24 2001-01-24 Compression of motion vectors
GB0101875A GB2371933B (en) 2001-01-24 2001-01-24 Compression of motion vectors
AU9399401A AU9399401A (en) 2000-10-09 2001-10-09 Compression of motion vectors
EP01974479A EP1325636A2 (en) 2000-10-09 2001-10-09 Compression of motion vectors
PCT/GB2001/004517 WO2002032143A2 (en) 2000-10-09 2001-10-09 Compression of motion vectors
AU2001293994A AU2001293994B2 (en) 2000-10-09 2001-10-09 Compression of motion vectors
JP2002535399A JP2004511978A (en) 2000-10-09 2001-10-09 Motion vector compression
CA002424340A CA2424340A1 (en) 2000-10-09 2001-10-09 Compression of motion vectors
US10/381,963 US20040057518A1 (en) 2000-10-09 2001-10-09 Compression of motion vectors
JP2006351630A JP2007143176A (en) 2000-10-09 2006-12-27 Motion vector compression method
AU2007202001A AU2007202001A1 (en) 2000-10-09 2007-05-04 Compression of motion vectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0101875A GB2371933B (en) 2001-01-24 2001-01-24 Compression of motion vectors

Publications (3)

Publication Number Publication Date
GB0101875D0 GB0101875D0 (en) 2001-03-07
GB2371933A GB2371933A (en) 2002-08-07
GB2371933B true GB2371933B (en) 2005-07-06

Family

ID=9907446

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0101875A Expired - Fee Related GB2371933B (en) 2000-10-09 2001-01-24 Compression of motion vectors
GB0509287A Expired - Fee Related GB2410643B (en) 2001-01-24 2001-01-24 Compression of motion vectors

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0509287A Expired - Fee Related GB2410643B (en) 2001-01-24 2001-01-24 Compression of motion vectors

Country Status (1)

Country Link
GB (2) GB2371933B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102778859B (en) * 2012-07-24 2014-12-10 上海交通大学 Numerical control machining cutter path generation method based on double helix space filling curves

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0856995A2 (en) * 1997-01-31 1998-08-05 Victor Company Of Japan, Ltd. Video coding and decoding apparatus with motion compensation
GB2333656A (en) * 1998-01-22 1999-07-28 British Broadcasting Corp Video compression
GB2351865A (en) * 1999-07-02 2001-01-10 Snell & Wilcox Ltd Video compression

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0856995A2 (en) * 1997-01-31 1998-08-05 Victor Company Of Japan, Ltd. Video coding and decoding apparatus with motion compensation
GB2333656A (en) * 1998-01-22 1999-07-28 British Broadcasting Corp Video compression
GB2351865A (en) * 1999-07-02 2001-01-10 Snell & Wilcox Ltd Video compression

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A codec for HDTV NETRAVALI et al IEEE transactions on consumer electronics, IEEE Inc. New York. Vol. 38, no.2 XP 000311862 (01.08.1992) *

Also Published As

Publication number Publication date
GB0509287D0 (en) 2005-06-15
GB0101875D0 (en) 2001-03-07
GB2410643A (en) 2005-08-03
GB2371933A (en) 2002-08-07
GB2410643B (en) 2005-09-21

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Legal Events

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

Effective date: 20100124