DE69029194D1 - Verfahren und Gerät zur Kontrolle des Übertrags in einer arithmetischen Entropie-Kodierung - Google Patents

Verfahren und Gerät zur Kontrolle des Übertrags in einer arithmetischen Entropie-Kodierung

Info

Publication number
DE69029194D1
DE69029194D1 DE69029194T DE69029194T DE69029194D1 DE 69029194 D1 DE69029194 D1 DE 69029194D1 DE 69029194 T DE69029194 T DE 69029194T DE 69029194 T DE69029194 T DE 69029194T DE 69029194 D1 DE69029194 D1 DE 69029194D1
Authority
DE
Germany
Prior art keywords
transfer
controlling
entropy coding
arithmetic entropy
arithmetic
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 - Lifetime
Application number
DE69029194T
Other languages
English (en)
Other versions
DE69029194T2 (de
Inventor
Christodoulos Chamzas
Donald L Duttweiler
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.)
AT&T Corp
Original Assignee
AT&T 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23899520&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69029194(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by AT&T Corp filed Critical AT&T Corp
Application granted granted Critical
Publication of DE69029194D1 publication Critical patent/DE69029194D1/de
Publication of DE69029194T2 publication Critical patent/DE69029194T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • H03M7/12—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word having two radices, e.g. binary-coded-decimal code
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69029194T 1990-02-12 1990-12-13 Verfahren und Gerät zur Kontrolle des Übertrags in einer arithmetischen Entropie-Kodierung Expired - Lifetime DE69029194T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/478,335 US4973961A (en) 1990-02-12 1990-02-12 Method and apparatus for carry-over control in arithmetic entropy coding

Publications (2)

Publication Number Publication Date
DE69029194D1 true DE69029194D1 (de) 1997-01-02
DE69029194T2 DE69029194T2 (de) 1997-03-20

Family

ID=23899520

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029194T Expired - Lifetime DE69029194T2 (de) 1990-02-12 1990-12-13 Verfahren und Gerät zur Kontrolle des Übertrags in einer arithmetischen Entropie-Kodierung

Country Status (6)

Country Link
US (1) US4973961A (de)
EP (1) EP0443255B1 (de)
JP (1) JPH07123228B2 (de)
KR (1) KR940003199B1 (de)
CA (1) CA2032127C (de)
DE (1) DE69029194T2 (de)

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KR950013404B1 (ko) * 1991-11-15 1995-11-08 미쯔비시덴끼 가부시끼가이샤 부호전송장치
CA2077271C (en) * 1991-12-13 1998-07-28 David J. Craft Method and apparatus for compressing data
US5396228A (en) * 1992-01-16 1995-03-07 Mobile Telecommunications Technologies Methods and apparatus for compressing and decompressing paging data
DE69320147T2 (de) * 1992-11-13 1999-01-14 Canon K.K., Tokio/Tokyo Vorrichtung zur Bildkodierung
US5357250A (en) * 1992-11-20 1994-10-18 International Business Machines Corporation Adaptive computation of symbol probabilities in n-ary strings
JPH06197084A (ja) * 1992-12-25 1994-07-15 Takayama:Kk 音声転送方法
JPH06202694A (ja) * 1992-12-25 1994-07-22 Takayama:Kk 音声圧縮方法
US5583500A (en) * 1993-02-10 1996-12-10 Ricoh Corporation Method and apparatus for parallel encoding and decoding of data
US5717394A (en) * 1993-02-10 1998-02-10 Ricoh Company Ltd. Method and apparatus for encoding and decoding data
US5381145A (en) * 1993-02-10 1995-01-10 Ricoh Corporation Method and apparatus for parallel decoding and encoding of data
US5533051A (en) * 1993-03-12 1996-07-02 The James Group Method for data compression
US5563595A (en) * 1993-12-23 1996-10-08 International Business Machines Corporation Method and apparatus for compressing data
US5471207A (en) * 1994-02-23 1995-11-28 Ricoh Company Ltd. Compression of palettized images and binarization for bitwise coding of M-ary alphabets therefor
JP3302229B2 (ja) 1994-09-20 2002-07-15 株式会社リコー 符号化方法、符号化／復号方法及び復号方法
US6873734B1 (en) 1994-09-21 2005-03-29 Ricoh Company Ltd Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
US6229927B1 (en) 1994-09-21 2001-05-08 Ricoh Company, Ltd. Reversible embedded wavelet system implementation
US5881176A (en) 1994-09-21 1999-03-09 Ricoh Corporation Compression and decompression with wavelet style and binary style including quantization by device-dependent parser
US6549666B1 (en) 1994-09-21 2003-04-15 Ricoh Company, Ltd Reversible embedded wavelet system implementation
JP3409552B2 (ja) * 1995-12-27 2003-05-26 三菱電機株式会社 ディジタル情報符号化装置、ディジタル情報復号化装置、及びディジタル情報符号化・復号化装置
US5818369A (en) * 1996-03-07 1998-10-06 Pegasus Imaging Corporation Rapid entropy coding for data compression or decompression
JPH09298668A (ja) * 1996-05-07 1997-11-18 Mitsubishi Electric Corp ディジタル情報符号化装置、ディジタル情報復号化装置、ディジタル情報符号化・復号化装置、ディジタル情報符号化方法、及びディジタル情報復号化方法
JP3621512B2 (ja) * 1996-06-19 2005-02-16 株式会社ルネサステクノロジ ディジタル情報符号化装置、ディジタル情報復号化装置、ディジタル情報符号化・復号化装置、ディジタル情報符号化方法、及びディジタル情報復号化方法
US6055338A (en) * 1996-08-22 2000-04-25 Sumitomo Metal Industries Limited Bi-level adaptive coding using a dual port memory and a context comparator
US6058216A (en) * 1996-09-03 2000-05-02 Sumitomo Metal Industries Limited Apparatus for encoding image data
KR100316783B1 (ko) * 1996-11-09 2002-01-12 윤종용 산술부호화 비트스트림 분할방법 및 부호화 방식 혼용 비트스트림 생성방법
US5955977A (en) * 1997-03-31 1999-09-21 Sharp Laboratories Of America, Inc. System for avoiding start code emulation and long carry-over propagation
CN1249473A (zh) 1998-09-30 2000-04-05 朗迅科技公司 无乘法的算术编码
JP2002064715A (ja) 2000-08-14 2002-02-28 Canon Inc データ処理装置および方法
CN100459489C (zh) * 2000-11-29 2009-02-04 朗迅科技公司 可变大小的密钥以及使用该密钥的方法和装置
KR100405819B1 (ko) * 2001-01-15 2003-11-14 한국과학기술원 이진 영상의 데이터 압축 및 복원방법
US6898323B2 (en) 2001-02-15 2005-05-24 Ricoh Company, Ltd. Memory usage scheme for performing wavelet processing
US7006697B1 (en) 2001-03-30 2006-02-28 Ricoh Co., Ltd. Parallel block MQ arithmetic image compression of wavelet transform coefficients
US7062101B2 (en) 2001-03-30 2006-06-13 Ricoh Co., Ltd. Method and apparatus for storing bitplanes of coefficients in a reduced size memory
US6895120B2 (en) 2001-03-30 2005-05-17 Ricoh Co., Ltd. 5,3 wavelet filter having three high pair and low pair filter elements with two pairs of cascaded delays
US6859563B2 (en) 2001-03-30 2005-02-22 Ricoh Co., Ltd. Method and apparatus for decoding information using late contexts
US6950558B2 (en) * 2001-03-30 2005-09-27 Ricoh Co., Ltd. Method and apparatus for block sequential processing
US7581027B2 (en) 2001-06-27 2009-08-25 Ricoh Co., Ltd. JPEG 2000 for efficent imaging in a client/server environment
US7280252B1 (en) 2001-12-19 2007-10-09 Ricoh Co., Ltd. Error diffusion of multiresolutional representations
US7095907B1 (en) 2002-01-10 2006-08-22 Ricoh Co., Ltd. Content and display device dependent creation of smaller representation of images
US7120305B2 (en) 2002-04-16 2006-10-10 Ricoh, Co., Ltd. Adaptive nonlinear image enlargement using wavelet transform coefficients
US6714145B1 (en) 2002-09-26 2004-03-30 Richard Marques Method and apparatus for integer-based encoding and decoding of bits
US8176155B2 (en) * 2003-11-26 2012-05-08 Riip, Inc. Remote network management system
US7161507B2 (en) * 2004-08-20 2007-01-09 1St Works Corporation Fast, practically optimal entropy coding
US7265691B2 (en) * 2005-06-23 2007-09-04 1Stworks Corporation Modeling for enumerative encoding
CN109194967B (zh) 2012-01-20 2021-09-07 韩国电子通信研究院 使用量化矩阵的视频编解码装置
US8779950B2 (en) 2012-03-05 2014-07-15 Dcba, Llc Command encoded data compression
US9543980B2 (en) 2014-10-10 2017-01-10 Massachusettes Institute Of Technology Systems and methods for model-free compression and model-based decompression

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463342A (en) * 1979-06-14 1984-07-31 International Business Machines Corporation Method and means for carry-over control in the high order to low order pairwise combining of digits of a decodable set of relatively shifted finite number strings
US4437087A (en) * 1982-01-27 1984-03-13 Bell Telephone Laboratories, Incorporated Adaptive differential PCM coding
US4549304A (en) * 1983-11-28 1985-10-22 Northern Telecom Limited ADPCM Encoder/decoder with signalling bit insertion

Also Published As

Publication number Publication date
KR910016155A (ko) 1991-09-30
JPH04227337A (ja) 1992-08-17
JPH07123228B2 (ja) 1995-12-25
DE69029194T2 (de) 1997-03-20
CA2032127C (en) 1995-04-18
EP0443255A2 (de) 1991-08-28
EP0443255A3 (de) 1994-01-19
KR940003199B1 (ko) 1994-04-15
EP0443255B1 (de) 1996-11-20
US4973961A (en) 1990-11-27

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