IL158970A0 - Method for digital quantization - Google Patents

Method for digital quantization

Info

Publication number
IL158970A0
IL158970A0 IL15897002A IL15897002A IL158970A0 IL 158970 A0 IL158970 A0 IL 158970A0 IL 15897002 A IL15897002 A IL 15897002A IL 15897002 A IL15897002 A IL 15897002A IL 158970 A0 IL158970 A0 IL 158970A0
Authority
IL
Israel
Prior art keywords
digital quantization
quantization
digital
Prior art date
Application number
IL15897002A
Other languages
English (en)
Original Assignee
Soliton Holdings Corp
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 Soliton Holdings Corp filed Critical Soliton Holdings Corp
Publication of IL158970A0 publication Critical patent/IL158970A0/xx

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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IL15897002A 2001-05-22 2002-05-21 Method for digital quantization IL158970A0 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29257301P 2001-05-22 2001-05-22
US35118902P 2002-01-23 2002-01-23
PCT/IL2002/000396 WO2002096007A2 (en) 2001-05-22 2002-05-21 Method for digital quantization

Publications (1)

Publication Number Publication Date
IL158970A0 true IL158970A0 (en) 2004-05-12

Family

ID=26967424

Family Applications (1)

Application Number Title Priority Date Filing Date
IL15897002A IL158970A0 (en) 2001-05-22 2002-05-21 Method for digital quantization

Country Status (6)

Country Link
US (1) US7313287B2 (xx)
EP (1) EP1405252A4 (xx)
JP (1) JP2005515653A (xx)
AU (1) AU2002309206A1 (xx)
IL (1) IL158970A0 (xx)
WO (1) WO2002096007A2 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7487438B1 (en) * 2005-03-08 2009-02-03 Pegasus Imaging Corporation Method and apparatus for recognizing a digitized form, extracting information from a filled-in form, and generating a corrected filled-in form
KR20060123939A (ko) * 2005-05-30 2006-12-05 삼성전자주식회사 영상의 복부호화 방법 및 장치
EP1995967A4 (en) 2006-03-16 2009-11-11 Huawei Tech Co Ltd METHOD AND APPARATUS FOR ADAPTIVE QUANTIFICATION IN AN ENCODING PROCEDURE

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0329564A (ja) * 1989-06-27 1991-02-07 Matsushita Electric Ind Co Ltd 画像の符号化方法
JPH04269084A (ja) * 1991-02-25 1992-09-25 Konica Corp 画像変換装置
US5936673A (en) * 1995-05-26 1999-08-10 Intel Corporation Temporal tile staggering for block based video compression
EP0857392B1 (en) * 1995-10-25 2004-08-11 Sarnoff Corporation Overlapping block zerotree wavelet image coder
US5689587A (en) * 1996-02-09 1997-11-18 Massachusetts Institute Of Technology Method and apparatus for data hiding in images
KR100235064B1 (ko) * 1996-05-23 1999-12-15 전주범 재배열된 블록 기반 부호화 기법을 이용하여 비디오 신호의 물체영역을 부호화하기 위한 장치
US6728413B2 (en) * 1998-01-19 2004-04-27 Canon Kabushiki Kaisha Lattice vector quantization in image compression and decompression
US6148283A (en) * 1998-09-23 2000-11-14 Qualcomm Inc. Method and apparatus using multi-path multi-stage vector quantizer
US6516297B1 (en) * 1998-12-23 2003-02-04 At&T Corp. Multiple description lattice vector quantization
US6594627B1 (en) * 2000-03-23 2003-07-15 Lucent Technologies Inc. Methods and apparatus for lattice-structured multiple description vector quantization coding
US6748116B1 (en) * 2000-08-22 2004-06-08 Airzip, Inc. Apparatus and method for compressing and decompressing image files
CA2388358A1 (en) * 2002-05-31 2003-11-30 Voiceage Corporation A method and device for multi-rate lattice vector quantization

Also Published As

Publication number Publication date
JP2005515653A (ja) 2005-05-26
EP1405252A2 (en) 2004-04-07
US7313287B2 (en) 2007-12-25
AU2002309206A1 (en) 2002-12-03
US20040179595A1 (en) 2004-09-16
EP1405252A4 (en) 2006-09-13
WO2002096007A3 (en) 2003-05-08
WO2002096007A2 (en) 2002-11-28

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