SE0003285D0 - Kodare - Google Patents

Kodare

Info

Publication number
SE0003285D0
SE0003285D0 SE0003285A SE0003285A SE0003285D0 SE 0003285 D0 SE0003285 D0 SE 0003285D0 SE 0003285 A SE0003285 A SE 0003285A SE 0003285 A SE0003285 A SE 0003285A SE 0003285 D0 SE0003285 D0 SE 0003285D0
Authority
SE
Sweden
Prior art keywords
correlation
channel
encoders
inter
select
Prior art date
Application number
SE0003285A
Other languages
English (en)
Other versions
SE519981C2 (sv
SE0003285L (sv
Inventor
Tor Bjoern Minde
Arne Steinarson
Jonas Svedberg
Tomas Lundberg
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE0003285A priority Critical patent/SE519981C2/sv
Publication of SE0003285D0 publication Critical patent/SE0003285D0/sv
Priority to US10/380,423 priority patent/US7283957B2/en
Priority to AT01963659T priority patent/ATE363710T1/de
Priority to JP2002527492A priority patent/JP4485123B2/ja
Priority to AU2001284588A priority patent/AU2001284588A1/en
Priority to DE60128711T priority patent/DE60128711T2/de
Priority to EP01963659A priority patent/EP1320849B1/en
Priority to PCT/SE2001/001885 priority patent/WO2002023528A1/en
Publication of SE0003285L publication Critical patent/SE0003285L/sv
Publication of SE519981C2 publication Critical patent/SE519981C2/sv

Links

Classifications

    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Error Detection And Correction (AREA)
SE0003285A 2000-09-15 2000-09-15 Kodning och avkodning av signaler från flera kanaler SE519981C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE0003285A SE519981C2 (sv) 2000-09-15 2000-09-15 Kodning och avkodning av signaler från flera kanaler
US10/380,423 US7283957B2 (en) 2000-09-15 2001-09-05 Multi-channel signal encoding and decoding
AT01963659T ATE363710T1 (de) 2000-09-15 2001-09-05 Mehrkanal-signalcodierung und -decodierung
JP2002527492A JP4485123B2 (ja) 2000-09-15 2001-09-05 複数チャネル信号の符号化及び復号化
AU2001284588A AU2001284588A1 (en) 2000-09-15 2001-09-05 Multi-channel signal encoding and decoding
DE60128711T DE60128711T2 (de) 2000-09-15 2001-09-05 Mehrkanal-signalcodierung und -decodierung
EP01963659A EP1320849B1 (en) 2000-09-15 2001-09-05 Multi-channel signal encoding and decoding
PCT/SE2001/001885 WO2002023528A1 (en) 2000-09-15 2001-09-05 Multi-channel signal encoding and decoding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0003285A SE519981C2 (sv) 2000-09-15 2000-09-15 Kodning och avkodning av signaler från flera kanaler

Publications (3)

Publication Number Publication Date
SE0003285D0 true SE0003285D0 (sv) 2000-09-15
SE0003285L SE0003285L (sv) 2002-03-16
SE519981C2 SE519981C2 (sv) 2003-05-06

Family

ID=20281032

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0003285A SE519981C2 (sv) 2000-09-15 2000-09-15 Kodning och avkodning av signaler från flera kanaler

Country Status (8)

Country Link
US (1) US7283957B2 (sv)
EP (1) EP1320849B1 (sv)
JP (1) JP4485123B2 (sv)
AT (1) ATE363710T1 (sv)
AU (1) AU2001284588A1 (sv)
DE (1) DE60128711T2 (sv)
SE (1) SE519981C2 (sv)
WO (1) WO2002023528A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112614496A (zh) * 2015-03-09 2021-04-06 弗劳恩霍夫应用研究促进协会 用于编码的音频编码器及用于解码的音频解码器

Families Citing this family (30)

* Cited by examiner, † Cited by third party
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SE519976C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
SE519981C2 (sv) 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US7111102B2 (en) * 2003-10-06 2006-09-19 Cisco Technology, Inc. Port adapter for high-bandwidth bus
FR2867649A1 (fr) * 2003-12-10 2005-09-16 France Telecom Procede de codage multiple optimise
WO2006022308A1 (ja) * 2004-08-26 2006-03-02 Matsushita Electric Industrial Co., Ltd. マルチチャネル信号符号化装置およびマルチチャネル信号復号装置
US20080255832A1 (en) * 2004-09-28 2008-10-16 Matsushita Electric Industrial Co., Ltd. Scalable Encoding Apparatus and Scalable Encoding Method
WO2006070757A1 (ja) 2004-12-28 2006-07-06 Matsushita Electric Industrial Co., Ltd. 音声符号化装置および音声符号化方法
ATE521143T1 (de) * 2005-02-23 2011-09-15 Ericsson Telefon Ab L M Adaptive bitzuweisung für die mehrkanal- audiokodierung
US9626973B2 (en) 2005-02-23 2017-04-18 Telefonaktiebolaget L M Ericsson (Publ) Adaptive bit allocation for multi-channel audio encoding
US8000967B2 (en) * 2005-03-09 2011-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Low-complexity code excited linear prediction encoding
CN101167126B (zh) * 2005-04-28 2011-09-21 松下电器产业株式会社 语音编码装置和语音编码方法
KR101259203B1 (ko) * 2005-04-28 2013-04-29 파나소닉 주식회사 음성 부호화 장치와 음성 부호화 방법, 무선 통신 이동국 장치 및 무선 통신 기지국 장치
US9058812B2 (en) * 2005-07-27 2015-06-16 Google Technology Holdings LLC Method and system for coding an information signal using pitch delay contour adjustment
EP1771021A1 (en) * 2005-09-29 2007-04-04 Telefonaktiebolaget LM Ericsson (publ) A method and apparatus for allocation of radio resources
KR100667852B1 (ko) * 2006-01-13 2007-01-11 삼성전자주식회사 휴대용 레코더 기기의 잡음 제거 장치 및 그 방법
ATE423433T1 (de) * 2006-04-18 2009-03-15 Harman Becker Automotive Sys System und verfahren zur mehrkanal- echokompensation
WO2008045846A1 (en) * 2006-10-10 2008-04-17 Qualcomm Incorporated Method and apparatus for encoding and decoding audio signals
KR101398836B1 (ko) * 2007-08-02 2014-05-26 삼성전자주식회사 스피치 코덱들의 고정 코드북들을 공통 모듈로 구현하는방법 및 장치
US8218775B2 (en) 2007-09-19 2012-07-10 Telefonaktiebolaget L M Ericsson (Publ) Joint enhancement of multi-channel audio
GB2470059A (en) 2009-05-08 2010-11-10 Nokia Corp Multi-channel audio processing using an inter-channel prediction model to form an inter-channel parameter
US8620660B2 (en) * 2010-10-29 2013-12-31 The United States Of America, As Represented By The Secretary Of The Navy Very low bit rate signal coder and decoder
JP5737077B2 (ja) * 2011-08-30 2015-06-17 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
US9460729B2 (en) 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
CN106104684A (zh) * 2014-01-13 2016-11-09 诺基亚技术有限公司 多通道音频信号分类器
EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
RU2765565C2 (ru) * 2015-09-25 2022-02-01 Войсэйдж Корпорейшн Способ и система для кодирования стереофонического звукового сигнала с использованием параметров кодирования первичного канала для кодирования вторичного канала
US9978381B2 (en) * 2016-02-12 2018-05-22 Qualcomm Incorporated Encoding of multiple audio signals
US10475457B2 (en) * 2017-07-03 2019-11-12 Qualcomm Incorporated Time-domain inter-channel prediction
CN110718237B (zh) * 2018-07-12 2023-08-18 阿里巴巴集团控股有限公司 串音数据检测方法和电子设备
CN115410584A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 多声道音频信号的编码方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8913758D0 (en) * 1989-06-15 1989-08-02 British Telecomm Polyphonic coding
JP3343962B2 (ja) * 1992-11-11 2002-11-11 ソニー株式会社 高能率符号化方法及び装置
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
US6345246B1 (en) 1997-02-05 2002-02-05 Nippon Telegraph And Telephone Corporation Apparatus and method for efficiently coding plural channels of an acoustic signal at low bit rates
TW384434B (en) * 1997-03-31 2000-03-11 Sony Corp Encoding method, device therefor, decoding method, device therefor and recording medium
DE19829284C2 (de) * 1998-05-15 2000-03-16 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Verarbeiten eines zeitlichen Stereosignals und Verfahren und Vorrichtung zum Decodieren eines unter Verwendung einer Prädiktion über der Frequenz codierten Audiobitstroms
SE519552C2 (sv) * 1998-09-30 2003-03-11 Ericsson Telefon Ab L M Flerkanalig signalkodning och -avkodning
SE519981C2 (sv) 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112614496A (zh) * 2015-03-09 2021-04-06 弗劳恩霍夫应用研究促进协会 用于编码的音频编码器及用于解码的音频解码器
CN112634913A (zh) * 2015-03-09 2021-04-09 弗劳恩霍夫应用研究促进协会 用于编码的音频编码器及用于解码的音频解码器
CN112634913B (zh) * 2015-03-09 2024-04-09 弗劳恩霍夫应用研究促进协会 用于编码的音频编码器及用于解码的音频解码器
CN112614496B (zh) * 2015-03-09 2024-04-09 弗劳恩霍夫应用研究促进协会 用于编码的音频编码器及用于解码的音频解码器

Also Published As

Publication number Publication date
DE60128711T2 (de) 2008-02-07
EP1320849A1 (en) 2003-06-25
ATE363710T1 (de) 2007-06-15
US20040109471A1 (en) 2004-06-10
EP1320849B1 (en) 2007-05-30
SE519981C2 (sv) 2003-05-06
JP4485123B2 (ja) 2010-06-16
WO2002023528A1 (en) 2002-03-21
DE60128711D1 (de) 2007-07-12
AU2001284588A1 (en) 2002-03-26
JP2004509366A (ja) 2004-03-25
SE0003285L (sv) 2002-03-16
US7283957B2 (en) 2007-10-16

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