WO2003030374A1 - Coding method, apparatus, decoding method, and apparatus - Google Patents
Coding method, apparatus, decoding method, and apparatus Download PDFInfo
- Publication number
- WO2003030374A1 WO2003030374A1 PCT/JP2002/009973 JP0209973W WO03030374A1 WO 2003030374 A1 WO2003030374 A1 WO 2003030374A1 JP 0209973 W JP0209973 W JP 0209973W WO 03030374 A1 WO03030374 A1 WO 03030374A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- difference
- value
- coding
- significant
- code book
- Prior art date
Links
- 238000013139 quantization Methods 0.000 abstract 2
- 230000000873 masking effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
-
- 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
-
- 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
- G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/1205—Multiplexed conversion systems
- H03M1/121—Interleaved, i.e. using multiple converters or converter parts for one channel
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
- G06F2207/3804—Details
- G06F2207/3808—Details concerning the type of numbers or the way they are handled
- G06F2207/3832—Less usual number representations
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0004—Design or structure of the codebook
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Computing Systems (AREA)
- Computational Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/432,924 US6995699B2 (en) | 2001-09-28 | 2002-09-26 | Encoding method, and encoding apparatus, and decoding method and decoding apparatus |
KR1020037007160A KR100952065B1 (ko) | 2001-09-28 | 2002-09-26 | 부호화 방법 및 장치, 및 복호 방법 및 장치 |
EP02768090A EP1345332A4 (en) | 2001-09-28 | 2002-09-26 | CODING METHOD AND APPARATUS, DECODING METHOD AND APPARATUS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001303546A JP2003110429A (ja) | 2001-09-28 | 2001-09-28 | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
JP2001/303546 | 2001-09-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003030374A1 true WO2003030374A1 (en) | 2003-04-10 |
Family
ID=19123615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/009973 WO2003030374A1 (en) | 2001-09-28 | 2002-09-26 | Coding method, apparatus, decoding method, and apparatus |
Country Status (6)
Country | Link |
---|---|
US (1) | US6995699B2 (ja) |
EP (1) | EP1345332A4 (ja) |
JP (1) | JP2003110429A (ja) |
KR (1) | KR100952065B1 (ja) |
CN (1) | CN100574114C (ja) |
WO (1) | WO2003030374A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8352248B2 (en) * | 2003-01-03 | 2013-01-08 | Marvell International Ltd. | Speech compression method and apparatus |
US7519520B2 (en) * | 2003-10-13 | 2009-04-14 | Realnetworks, Inc. | Compact signal coding method and apparatus |
EP1676263B1 (en) * | 2003-10-13 | 2009-12-16 | Koninklijke Philips Electronics N.V. | Audio encoding |
KR20070085573A (ko) * | 2004-11-30 | 2007-08-27 | 마츠시타 덴끼 산교 가부시키가이샤 | 송신 제어 프레임 생성 장치, 송신 제어 프레임 처리 장치,송신 제어 프레임 생성 방법 및 송신 제어 프레임 처리방법 |
US7418394B2 (en) * | 2005-04-28 | 2008-08-26 | Dolby Laboratories Licensing Corporation | Method and system for operating audio encoders utilizing data from overlapping audio segments |
CN101753147B (zh) * | 2008-11-28 | 2013-10-30 | 义守大学 | 二次剩余码的解码演算法 |
JP5320508B2 (ja) * | 2010-07-16 | 2013-10-23 | 日本電信電話株式会社 | 符号化装置、復号装置、これらの方法、プログラム及び記録媒体 |
ES2805308T3 (es) * | 2011-11-03 | 2021-02-11 | Voiceage Evs Llc | Mejora del contenido insonoro para decodificador CELP de tasa baja |
EP3961622B1 (en) * | 2013-05-24 | 2023-11-01 | Dolby International AB | Audio encoder |
CN106688229B (zh) * | 2014-05-30 | 2019-09-03 | 陈仕东 | 基于变换域传输高清视频的方法 |
CN108404410A (zh) * | 2018-02-09 | 2018-08-17 | 腾讯科技(深圳)有限公司 | 对象的控制方法和装置、存储介质、电子装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03263925A (ja) * | 1990-03-14 | 1991-11-25 | Sony Corp | デイジタルデータの高能率符号化方法 |
JPH04104617A (ja) * | 1990-08-24 | 1992-04-07 | Sony Corp | ディジタル信号符号化装置 |
US5381360A (en) | 1993-09-27 | 1995-01-10 | Hitachi America, Ltd. | Modulo arithmetic addressing circuit |
JPH0846518A (ja) * | 1994-07-28 | 1996-02-16 | Sony Corp | 情報符号化方法及び復号化方法、情報符号化装置及び復号化装置、並びに情報記録媒体 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4158748A (en) * | 1977-06-27 | 1979-06-19 | Motorola, Inc. | Apparatus for digital data synchronization |
US5189636A (en) * | 1987-11-16 | 1993-02-23 | Intel Corporation | Dual mode combining circuitry |
JP2794842B2 (ja) * | 1988-11-11 | 1998-09-10 | 松下電器産業株式会社 | 符号化方法とその復号化方法 |
US5115240A (en) * | 1989-09-26 | 1992-05-19 | Sony Corporation | Method and apparatus for encoding voice signals divided into a plurality of frequency bands |
JP3134338B2 (ja) * | 1991-03-30 | 2001-02-13 | ソニー株式会社 | ディジタル音声信号符号化方法 |
US5260693A (en) * | 1991-10-11 | 1993-11-09 | Spacelabs Medical, Inc. | Method and system for lossless and adaptive data compression and decompression |
JP3153933B2 (ja) * | 1992-06-16 | 2001-04-09 | ソニー株式会社 | データ符号化装置及び方法並びにデータ復号化装置及び方法 |
JP3186290B2 (ja) * | 1993-01-20 | 2001-07-11 | ソニー株式会社 | 符号化方法、符号化装置、復号化装置及び記録媒体 |
US5731767A (en) * | 1994-02-04 | 1998-03-24 | Sony Corporation | Information encoding method and apparatus, information decoding method and apparatus, information recording medium, and information transmission method |
US5608713A (en) * | 1994-02-09 | 1997-03-04 | Sony Corporation | Bit allocation of digital audio signal blocks by non-linear processing |
JPH09160593A (ja) * | 1995-10-05 | 1997-06-20 | Sony Corp | 信号符号化方法及び装置 |
US5835782A (en) * | 1996-03-04 | 1998-11-10 | Intel Corporation | Packed/add and packed subtract operations |
JP4223577B2 (ja) * | 1996-11-06 | 2009-02-12 | ソニー株式会社 | 画像符号化装置とその方法、および、画像復号化装置とその方法 |
CN1067833C (zh) * | 1996-11-08 | 2001-06-27 | 明碁电脑股份有限公司 | 数字影像数据的压缩/解压缩方法 |
US6256347B1 (en) * | 1996-12-17 | 2001-07-03 | Thomson Licensing S.A. | Pixel block compression apparatus in an image processing system |
US5924925A (en) * | 1998-08-05 | 1999-07-20 | Metal Works Inc. | Roof ventilating system for frame construction building |
JP4193243B2 (ja) * | 1998-10-07 | 2008-12-10 | ソニー株式会社 | 音響信号符号化方法及び装置、音響信号復号化方法及び装置並びに記録媒体 |
-
2001
- 2001-09-28 JP JP2001303546A patent/JP2003110429A/ja active Pending
-
2002
- 2002-09-26 CN CNB028030567A patent/CN100574114C/zh not_active Expired - Fee Related
- 2002-09-26 KR KR1020037007160A patent/KR100952065B1/ko not_active IP Right Cessation
- 2002-09-26 US US10/432,924 patent/US6995699B2/en not_active Expired - Lifetime
- 2002-09-26 WO PCT/JP2002/009973 patent/WO2003030374A1/ja active Application Filing
- 2002-09-26 EP EP02768090A patent/EP1345332A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03263925A (ja) * | 1990-03-14 | 1991-11-25 | Sony Corp | デイジタルデータの高能率符号化方法 |
JPH04104617A (ja) * | 1990-08-24 | 1992-04-07 | Sony Corp | ディジタル信号符号化装置 |
US5381360A (en) | 1993-09-27 | 1995-01-10 | Hitachi America, Ltd. | Modulo arithmetic addressing circuit |
JPH0846518A (ja) * | 1994-07-28 | 1996-02-16 | Sony Corp | 情報符号化方法及び復号化方法、情報符号化装置及び復号化装置、並びに情報記録媒体 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1345332A4 * |
Also Published As
Publication number | Publication date |
---|---|
US6995699B2 (en) | 2006-02-07 |
US20040039568A1 (en) | 2004-02-26 |
KR100952065B1 (ko) | 2010-04-13 |
EP1345332A4 (en) | 2007-07-11 |
CN1476673A (zh) | 2004-02-18 |
KR20040044389A (ko) | 2004-05-28 |
EP1345332A1 (en) | 2003-09-17 |
JP2003110429A (ja) | 2003-04-11 |
EP1345332A8 (en) | 2003-12-17 |
CN100574114C (zh) | 2009-12-23 |
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