DE69510662D1 - Kompakte Quellencodierungstabellen für Codierungs-/Decodierungssystem - Google Patents
Kompakte Quellencodierungstabellen für Codierungs-/DecodierungssystemInfo
- Publication number
- DE69510662D1 DE69510662D1 DE69510662T DE69510662T DE69510662D1 DE 69510662 D1 DE69510662 D1 DE 69510662D1 DE 69510662 T DE69510662 T DE 69510662T DE 69510662 T DE69510662 T DE 69510662T DE 69510662 D1 DE69510662 D1 DE 69510662D1
- Authority
- DE
- Germany
- Prior art keywords
- coding
- tables
- code word
- decoding systems
- compact
- 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
Links
- 238000000034 method Methods 0.000 abstract 3
- 238000013144 data compression Methods 0.000 abstract 1
- 230000006837 decompression Effects 0.000 abstract 1
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
- H03M7/30—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
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/234,871 US5550541A (en) | 1994-04-01 | 1994-04-01 | Compact source coding tables for encoder/decoder system |
PCT/US1995/004021 WO1995027337A1 (en) | 1994-04-01 | 1995-03-31 | Compact source coding tables for encoder/decoder system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69510662D1 true DE69510662D1 (de) | 1999-08-12 |
DE69510662T2 DE69510662T2 (de) | 2000-01-13 |
Family
ID=22883165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69510662T Expired - Fee Related DE69510662T2 (de) | 1994-04-01 | 1995-03-31 | Kompakte Quellencodierungstabellen für Codierungs-/Decodierungssystem |
Country Status (10)
Country | Link |
---|---|
US (1) | US5550541A (de) |
EP (1) | EP0754374B1 (de) |
JP (1) | JPH09511372A (de) |
KR (1) | KR100349447B1 (de) |
CN (1) | CN1119868C (de) |
AT (1) | ATE182041T1 (de) |
AU (1) | AU684013B2 (de) |
CA (1) | CA2183352A1 (de) |
DE (1) | DE69510662T2 (de) |
WO (1) | WO1995027337A1 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2305829B (en) * | 1994-09-20 | 1997-10-22 | Ricoh Kk | A coder |
US5872599A (en) * | 1995-03-08 | 1999-02-16 | Lucent Technologies Inc. | Method and apparatus for selectively discarding data when required in order to achieve a desired Huffman coding rate |
US5850260A (en) * | 1995-03-08 | 1998-12-15 | Lucent Technologies Inc. | Methods and apparatus for determining a coding rate to transmit a set of symbols |
JP3520670B2 (ja) * | 1996-06-28 | 2004-04-19 | ソニー株式会社 | 可変長符号処理装置および画像処理装置 |
US6983018B1 (en) | 1998-11-30 | 2006-01-03 | Microsoft Corporation | Efficient motion vector coding for video compression |
US6563953B2 (en) * | 1998-11-30 | 2003-05-13 | Microsoft Corporation | Predictive image compression using a single variable length code for both the luminance and chrominance blocks for each macroblock |
US6404931B1 (en) | 1998-12-14 | 2002-06-11 | Microsoft Corporation | Code book construction for variable to variable length entropy encoding |
US6377930B1 (en) | 1998-12-14 | 2002-04-23 | Microsoft Corporation | Variable to variable length entropy encoding |
US6223162B1 (en) | 1998-12-14 | 2001-04-24 | Microsoft Corporation | Multi-level run length coding for frequency-domain audio coding |
US6300888B1 (en) | 1998-12-14 | 2001-10-09 | Microsoft Corporation | Entrophy code mode switching for frequency-domain audio coding |
JP3493574B2 (ja) * | 1999-03-11 | 2004-02-03 | Necエレクトロニクス株式会社 | 逆量子化装置及び逆量子化方法 |
US7543148B1 (en) * | 1999-07-13 | 2009-06-02 | Microsoft Corporation | Audio watermarking with covert channel and permutations |
US6373412B1 (en) * | 2000-12-15 | 2002-04-16 | International Business Machines Corporation | Fast JPEG huffman encoding and decoding |
EP1263236A2 (de) * | 2001-05-28 | 2002-12-04 | Canon Research Centre France S.A. | Verfahren und Gerät zur Verarbeitung von digitalen Signalen |
US7164369B2 (en) * | 2001-06-19 | 2007-01-16 | Sharp Laboratories Of America, Inc. | System for improving storage efficiency of digital files |
AU2002351389A1 (en) * | 2001-12-17 | 2003-06-30 | Microsoft Corporation | Skip macroblock coding |
US20050013498A1 (en) | 2003-07-18 | 2005-01-20 | Microsoft Corporation | Coding of motion vector information |
US7499495B2 (en) | 2003-07-18 | 2009-03-03 | Microsoft Corporation | Extended range motion vectors |
US7317839B2 (en) | 2003-09-07 | 2008-01-08 | Microsoft Corporation | Chroma motion vector derivation for interlaced forward-predicted fields |
US7577200B2 (en) | 2003-09-07 | 2009-08-18 | Microsoft Corporation | Extended range variable length coding/decoding of differential motion vector information |
US7606308B2 (en) * | 2003-09-07 | 2009-10-20 | Microsoft Corporation | Signaling macroblock mode information for macroblocks of interlaced forward-predicted fields |
US7724827B2 (en) | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
US8064520B2 (en) | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
US7620106B2 (en) | 2003-09-07 | 2009-11-17 | Microsoft Corporation | Joint coding and decoding of a reference field selection and differential motion vector information |
US7599438B2 (en) | 2003-09-07 | 2009-10-06 | Microsoft Corporation | Motion vector block pattern coding and decoding |
US7623574B2 (en) | 2003-09-07 | 2009-11-24 | Microsoft Corporation | Selecting between dominant and non-dominant motion vector predictor polarities |
US7616692B2 (en) | 2003-09-07 | 2009-11-10 | Microsoft Corporation | Hybrid motion vector prediction for interlaced forward-predicted fields |
US7567617B2 (en) | 2003-09-07 | 2009-07-28 | Microsoft Corporation | Predicting motion vectors for fields of forward-predicted interlaced video frames |
US7660475B2 (en) * | 2004-12-22 | 2010-02-09 | Ntt Docomo, Inc. | Method and apparatus for coding positions of coefficients |
US20060235683A1 (en) * | 2005-04-13 | 2006-10-19 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Lossless encoding of information with guaranteed maximum bitrate |
US7788106B2 (en) * | 2005-04-13 | 2010-08-31 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Entropy coding with compact codebooks |
US7991610B2 (en) * | 2005-04-13 | 2011-08-02 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Adaptive grouping of parameters for enhanced coding efficiency |
JP2009500656A (ja) | 2005-06-30 | 2009-01-08 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号をエンコーディング及びデコーディングするための装置とその方法 |
US9077960B2 (en) * | 2005-08-12 | 2015-07-07 | Microsoft Corporation | Non-zero coefficient block pattern coding |
EP1946062A4 (de) * | 2005-10-05 | 2009-09-09 | Lg Electronics Inc | Verfahren und vorrichtung zur signalverarbeitung und codierungs- und decodierungsverfahren und vorrichtung dafür |
US20070092086A1 (en) | 2005-10-24 | 2007-04-26 | Pang Hee S | Removing time delays in signal paths |
US20070096956A1 (en) * | 2005-10-31 | 2007-05-03 | Fujifilm Microdisks Usa Inc. | Static defined word compressor for embedded applications |
US8878041B2 (en) * | 2009-05-27 | 2014-11-04 | Microsoft Corporation | Detecting beat information using a diverse set of correlations |
US9122398B2 (en) * | 2012-10-31 | 2015-09-01 | International Business Machines Corporation | Generalized storage allocation for multiple architectures |
CN103905054B (zh) * | 2012-12-25 | 2017-05-24 | 展讯通信(上海)有限公司 | 构建码表的方法和装置,编码、解码方法和装置 |
RU2667034C2 (ru) * | 2014-05-28 | 2018-09-13 | Конинклейке Филипс Н.В. | Способы и устройства для кодирования hdr-изображений и способы и устройства для использования таких кодированных изображений |
CN107783990B (zh) * | 2016-08-26 | 2021-11-19 | 华为技术有限公司 | 一种数据压缩方法及终端 |
CN108599897B (zh) * | 2018-04-09 | 2020-08-11 | 珠海格力电器股份有限公司 | 设备的数据处理方法和装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4486784A (en) * | 1982-12-27 | 1984-12-04 | International Business Machines Corporation | Image compression systems |
FR2554995B1 (fr) * | 1983-11-15 | 1989-05-05 | Thomson Cgr | Procede de compression d'une succession d'informations numeriques et dispositif mettant en oeuvre ce procede |
US5227789A (en) * | 1991-09-30 | 1993-07-13 | Eastman Kodak Company | Modified huffman encode/decode system with simplified decoding for imaging systems |
US5325091A (en) * | 1992-08-13 | 1994-06-28 | Xerox Corporation | Text-compression technique using frequency-ordered array of word-number mappers |
-
1994
- 1994-04-01 US US08/234,871 patent/US5550541A/en not_active Expired - Lifetime
-
1995
- 1995-03-31 DE DE69510662T patent/DE69510662T2/de not_active Expired - Fee Related
- 1995-03-31 WO PCT/US1995/004021 patent/WO1995027337A1/en active IP Right Grant
- 1995-03-31 CN CN95192240A patent/CN1119868C/zh not_active Expired - Lifetime
- 1995-03-31 AT AT95914991T patent/ATE182041T1/de not_active IP Right Cessation
- 1995-03-31 KR KR1019960703994A patent/KR100349447B1/ko not_active IP Right Cessation
- 1995-03-31 AU AU22036/95A patent/AU684013B2/en not_active Ceased
- 1995-03-31 CA CA002183352A patent/CA2183352A1/en not_active Abandoned
- 1995-03-31 EP EP95914991A patent/EP0754374B1/de not_active Expired - Lifetime
- 1995-03-31 JP JP7525868A patent/JPH09511372A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU684013B2 (en) | 1997-11-27 |
CN1144583A (zh) | 1997-03-05 |
ATE182041T1 (de) | 1999-07-15 |
JPH09511372A (ja) | 1997-11-11 |
CN1119868C (zh) | 2003-08-27 |
AU2203695A (en) | 1995-10-23 |
US5550541A (en) | 1996-08-27 |
KR100349447B1 (ko) | 2002-12-26 |
DE69510662T2 (de) | 2000-01-13 |
EP0754374A1 (de) | 1997-01-22 |
CA2183352A1 (en) | 1995-10-12 |
EP0754374B1 (de) | 1999-07-07 |
KR970700957A (ko) | 1997-02-12 |
WO1995027337A1 (en) | 1995-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |