AU2001258470A1 - Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability - Google Patents
Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capabilityInfo
- Publication number
- AU2001258470A1 AU2001258470A1 AU2001258470A AU5847001A AU2001258470A1 AU 2001258470 A1 AU2001258470 A1 AU 2001258470A1 AU 2001258470 A AU2001258470 A AU 2001258470A AU 5847001 A AU5847001 A AU 5847001A AU 2001258470 A1 AU2001258470 A1 AU 2001258470A1
- Authority
- AU
- Australia
- Prior art keywords
- arrangement
- source signal
- bandwidth
- telecommunication connection
- changing source
- 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.)
- Abandoned
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
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)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20001070A FI115329B (fi) | 2000-05-08 | 2000-05-08 | Menetelmä ja järjestely lähdesignaalin kaistanleveyden vaihtamiseksi tietoliikenneyhteydessä, jossa on valmiudet useisiin kaistanleveyksiin |
FI20001070 | 2000-05-08 | ||
PCT/FI2001/000436 WO2001086635A1 (fr) | 2000-05-08 | 2001-05-08 | Procede et dispositif permettant de modifier la largeur de bande du signal source dans une connexion de telecommunication a largeurs de bande multiples |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001258470A1 true AU2001258470A1 (en) | 2001-11-20 |
Family
ID=8558346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001258470A Abandoned AU2001258470A1 (en) | 2000-05-08 | 2001-05-08 | Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability |
Country Status (8)
Country | Link |
---|---|
US (1) | US6782367B2 (fr) |
EP (1) | EP1290679B1 (fr) |
JP (1) | JP5255172B2 (fr) |
CN (1) | CN1244906C (fr) |
AU (1) | AU2001258470A1 (fr) |
DE (1) | DE60118553T2 (fr) |
FI (1) | FI115329B (fr) |
WO (1) | WO2001086635A1 (fr) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1239455A3 (fr) * | 2001-03-09 | 2004-01-21 | Alcatel | Méthode et dispositif pour la réalisation d'une transformation de Fourier adaptée à la fonction de transfert des organes sensoriels humains, et dispositifs pour la réduction de bruit et la reconnaissance de parole basés sur ces principes |
KR100439422B1 (ko) * | 2001-12-19 | 2004-07-09 | 한국전자통신연구원 | 이동통신 단말기용 보코더의 동작 방법 |
JP2004061646A (ja) * | 2002-07-25 | 2004-02-26 | Fujitsu Ltd | Tfo機能を有する音声符号化器および方法 |
US7698132B2 (en) * | 2002-12-17 | 2010-04-13 | Qualcomm Incorporated | Sub-sampled excitation waveform codebooks |
US7024358B2 (en) * | 2003-03-15 | 2006-04-04 | Mindspeed Technologies, Inc. | Recovering an erased voice frame with time warping |
WO2004090870A1 (fr) * | 2003-04-04 | 2004-10-21 | Kabushiki Kaisha Toshiba | Procede et dispositif pour le codage ou le decodage de signaux audio large bande |
JP4370802B2 (ja) * | 2003-04-22 | 2009-11-25 | 富士通株式会社 | データ処理方法およびデータ処理装置 |
ATE503246T1 (de) * | 2003-06-17 | 2011-04-15 | Panasonic Corp | Empfangsvorrichtung, sendevorrichtung und übertragungssystem |
GB0321093D0 (en) * | 2003-09-09 | 2003-10-08 | Nokia Corp | Multi-rate coding |
US20060034481A1 (en) * | 2003-11-03 | 2006-02-16 | Farhad Barzegar | Systems, methods, and devices for processing audio signals |
US8019449B2 (en) * | 2003-11-03 | 2011-09-13 | At&T Intellectual Property Ii, Lp | Systems, methods, and devices for processing audio signals |
US7450570B1 (en) | 2003-11-03 | 2008-11-11 | At&T Intellectual Property Ii, L.P. | System and method of providing a high-quality voice network architecture |
US20060034299A1 (en) * | 2003-11-03 | 2006-02-16 | Farhad Barzegar | Systems, methods, and devices for processing audio signals |
EP1683379B1 (fr) * | 2003-11-14 | 2011-07-27 | Spyder Navigations L.L.C. | Structure generique de trame de transcodeur trau |
FI119533B (fi) * | 2004-04-15 | 2008-12-15 | Nokia Corp | Audiosignaalien koodaus |
SE0402372D0 (sv) * | 2004-09-30 | 2004-09-30 | Ericsson Telefon Ab L M | Signal coding |
US8010353B2 (en) | 2005-01-14 | 2011-08-30 | Panasonic Corporation | Audio switching device and audio switching method that vary a degree of change in mixing ratio of mixing narrow-band speech signal and wide-band speech signal |
FR2888699A1 (fr) * | 2005-07-13 | 2007-01-19 | France Telecom | Dispositif de codage/decodage hierachique |
ATE490454T1 (de) * | 2005-07-22 | 2010-12-15 | France Telecom | Verfahren zum umschalten der raten- und bandbreitenskalierbaren audiodecodierungsrate |
US8260609B2 (en) | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
US8532984B2 (en) | 2006-07-31 | 2013-09-10 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of active frames |
US8209187B2 (en) * | 2006-12-05 | 2012-06-26 | Nokia Corporation | Speech coding arrangement for communication networks |
EP2207166B1 (fr) * | 2007-11-02 | 2013-06-19 | Huawei Technologies Co., Ltd. | Procédé et dispositif de décodage audio |
FR2938688A1 (fr) * | 2008-11-18 | 2010-05-21 | France Telecom | Codage avec mise en forme du bruit dans un codeur hierarchique |
KR101377702B1 (ko) | 2008-12-11 | 2014-03-25 | 한국전자통신연구원 | 가변 대역 코덱 및 그 제어 방법 |
GB2476041B (en) * | 2009-12-08 | 2017-03-01 | Skype | Encoding and decoding speech signals |
US8326607B2 (en) * | 2010-01-11 | 2012-12-04 | Sony Ericsson Mobile Communications Ab | Method and arrangement for enhancing speech quality |
CN101964189B (zh) * | 2010-04-28 | 2012-08-08 | 华为技术有限公司 | 语音频信号切换方法及装置 |
JP5986565B2 (ja) * | 2011-06-09 | 2016-09-06 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 音声符号化装置、音声復号装置、音声符号化方法及び音声復号方法 |
CN103209442B (zh) * | 2012-01-16 | 2017-12-15 | 华为终端有限公司 | 一种动态设置语音业务传输参数的方法及终端 |
US9544076B2 (en) * | 2012-05-04 | 2017-01-10 | Maxlinear, Inc. | Method and system for tunable upstream bandwidth utilizing an integrated multiplexing device |
CN103516440B (zh) * | 2012-06-29 | 2015-07-08 | 华为技术有限公司 | 语音频信号处理方法和编码装置 |
JP6127708B2 (ja) * | 2013-05-16 | 2017-05-17 | 富士通株式会社 | コンテンツ再生装置、コンテンツ再生プログラム及びコンテンツ再生方法 |
PL3011557T3 (pl) | 2013-06-21 | 2017-10-31 | Fraunhofer Ges Forschung | Urządzenie i sposób do udoskonalonego stopniowego zmniejszania sygnału w przełączanych układach kodowania sygnału audio podczas ukrywania błędów |
KR101864122B1 (ko) * | 2014-02-20 | 2018-06-05 | 삼성전자주식회사 | 전자 장치 및 전자 장치의 제어 방법 |
US9831844B2 (en) * | 2014-09-19 | 2017-11-28 | Knowles Electronics, Llc | Digital microphone with adjustable gain control |
CN105632505B (zh) * | 2014-11-28 | 2019-12-20 | 北京天籁传音数字技术有限公司 | 主成分分析pca映射模型的编解码方法及装置 |
US10405288B2 (en) * | 2016-02-25 | 2019-09-03 | Lg Electronics Inc. | Supporting various bandwidth |
GB201620317D0 (en) * | 2016-11-30 | 2017-01-11 | Microsoft Technology Licensing Llc | Audio signal processing |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0588932B1 (fr) | 1991-06-11 | 2001-11-14 | QUALCOMM Incorporated | Vocodeur a vitesse variable |
JP3186412B2 (ja) * | 1994-04-01 | 2001-07-11 | ソニー株式会社 | 情報符号化方法、情報復号化方法、及び情報伝送方法 |
IT1281001B1 (it) | 1995-10-27 | 1998-02-11 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio. |
JP2669417B2 (ja) * | 1996-06-17 | 1997-10-27 | 株式会社日立製作所 | Adpcm復号器 |
JP3282661B2 (ja) * | 1997-05-16 | 2002-05-20 | ソニー株式会社 | 信号処理装置および方法 |
JP2000206996A (ja) * | 1999-01-13 | 2000-07-28 | Sony Corp | 受信装置及び方法、通信装置及び方法 |
US6496794B1 (en) * | 1999-11-22 | 2002-12-17 | Motorola, Inc. | Method and apparatus for seamless multi-rate speech coding |
US7113522B2 (en) | 2001-01-24 | 2006-09-26 | Qualcomm, Incorporated | Enhanced conversion of wideband signals to narrowband signals |
-
2000
- 2000-05-08 FI FI20001070A patent/FI115329B/fi not_active IP Right Cessation
-
2001
- 2001-05-08 AU AU2001258470A patent/AU2001258470A1/en not_active Abandoned
- 2001-05-08 CN CNB01809127XA patent/CN1244906C/zh not_active Expired - Lifetime
- 2001-05-08 JP JP2001583502A patent/JP5255172B2/ja not_active Expired - Lifetime
- 2001-05-08 EP EP01931767A patent/EP1290679B1/fr not_active Expired - Lifetime
- 2001-05-08 US US09/850,889 patent/US6782367B2/en not_active Expired - Lifetime
- 2001-05-08 WO PCT/FI2001/000436 patent/WO2001086635A1/fr active IP Right Grant
- 2001-05-08 DE DE60118553T patent/DE60118553T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2001086635A1 (fr) | 2001-11-15 |
DE60118553D1 (de) | 2006-05-18 |
FI20001070A (fi) | 2001-11-09 |
DE60118553T2 (de) | 2006-08-24 |
US6782367B2 (en) | 2004-08-24 |
CN1244906C (zh) | 2006-03-08 |
EP1290679B1 (fr) | 2006-04-05 |
JP5255172B2 (ja) | 2013-08-07 |
EP1290679A1 (fr) | 2003-03-12 |
FI115329B (fi) | 2005-04-15 |
US20010044712A1 (en) | 2001-11-22 |
JP2003533717A (ja) | 2003-11-11 |
CN1427989A (zh) | 2003-07-02 |
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