FI115329B - Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder - Google Patents

Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder Download PDF

Info

Publication number
FI115329B
FI115329B FI20001070A FI20001070A FI115329B FI 115329 B FI115329 B FI 115329B FI 20001070 A FI20001070 A FI 20001070A FI 20001070 A FI20001070 A FI 20001070A FI 115329 B FI115329 B FI 115329B
Authority
FI
Finland
Prior art keywords
för
speech
bandwidth
att
andra
Prior art date
Application number
FI20001070A
Other languages
English (en)
Finnish (fi)
Other versions
FI20001070A (sv
Inventor
Janne Vainio
Jani Rotola-Pukkila
Hannu J Mikkola
Original Assignee
Nokia 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=8558346&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI115329(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Corp filed Critical Nokia Corp
Priority to FI20001070A priority Critical patent/FI115329B/sv
Priority to AU2001258470A priority patent/AU2001258470A1/en
Priority to CNB01809127XA priority patent/CN1244906C/zh
Priority to US09/850,889 priority patent/US6782367B2/en
Priority to DE60118553T priority patent/DE60118553T2/de
Priority to JP2001583502A priority patent/JP5255172B2/ja
Priority to PCT/FI2001/000436 priority patent/WO2001086635A1/en
Priority to EP01931767A priority patent/EP1290679B1/en
Publication of FI20001070A publication Critical patent/FI20001070A/sv
Publication of FI115329B publication Critical patent/FI115329B/sv
Application granted granted Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
FI20001070A 2000-05-08 2000-05-08 Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder FI115329B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI20001070A FI115329B (sv) 2000-05-08 2000-05-08 Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder
DE60118553T DE60118553T2 (de) 2000-05-08 2001-05-08 Verfahren und anordnung zur änderung der signalquellenbandbreite in einer telekommunikationsverbindung mit mehrfach-bandbreitenfähigkeit
CNB01809127XA CN1244906C (zh) 2000-05-08 2001-05-08 改变语音信号带宽的方法以及语音编码装置和解码装置
US09/850,889 US6782367B2 (en) 2000-05-08 2001-05-08 Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability
AU2001258470A AU2001258470A1 (en) 2000-05-08 2001-05-08 Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability
JP2001583502A JP5255172B2 (ja) 2000-05-08 2001-05-08 多重帯域能力を有する通信接続においてソース信号帯域の変更を行う方法及び構成
PCT/FI2001/000436 WO2001086635A1 (en) 2000-05-08 2001-05-08 Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability
EP01931767A EP1290679B1 (en) 2000-05-08 2001-05-08 Method and arrangement for changing source signal bandwidth in a telecommunication connection with multiple bandwidth capability

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20001070A FI115329B (sv) 2000-05-08 2000-05-08 Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder
FI20001070 2000-05-08

Publications (2)

Publication Number Publication Date
FI20001070A FI20001070A (sv) 2001-11-09
FI115329B true FI115329B (sv) 2005-04-15

Family

ID=8558346

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20001070A FI115329B (sv) 2000-05-08 2000-05-08 Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder

Country Status (8)

Country Link
US (1) US6782367B2 (sv)
EP (1) EP1290679B1 (sv)
JP (1) JP5255172B2 (sv)
CN (1) CN1244906C (sv)
AU (1) AU2001258470A1 (sv)
DE (1) DE60118553T2 (sv)
FI (1) FI115329B (sv)
WO (1) WO2001086635A1 (sv)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1239455A3 (de) * 2001-03-09 2004-01-21 Alcatel Verfahren und Anordnung zur Durchführung einer an die Übertragungsfunktion menschilcher Sinnesorgane angepassten Fourier Transformation sowie darauf basierende Vorrichtungen zur Geräuschreduktion und Spracherkennung
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
WO2004084467A2 (en) * 2003-03-15 2004-09-30 Mindspeed Technologies, Inc. Recovering an erased voice frame with time warping
WO2004090870A1 (ja) * 2003-04-04 2004-10-21 Kabushiki Kaisha Toshiba 広帯域音声を符号化または復号化するための方法及び装置
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
WO2004112021A2 (en) * 2003-06-17 2004-12-23 Matsushita Electric Industrial Co., Ltd. Receiving apparatus, sending apparatus and transmission system
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
US20060034299A1 (en) * 2003-11-03 2006-02-16 Farhad Barzegar 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
US8019449B2 (en) * 2003-11-03 2011-09-13 At&T Intellectual Property Ii, Lp Systems, methods, and devices for processing audio signals
US7961675B2 (en) * 2003-11-14 2011-06-14 Spyder Navigations L.L.C. Generic trau frame structure
FI119533B (sv) * 2004-04-15 2008-12-15 Nokia Corp Kodning av audiosignaler
SE0402372D0 (sv) * 2004-09-30 2004-09-30 Ericsson Telefon Ab L M Signal coding
EP2107557A3 (en) * 2005-01-14 2010-08-25 Panasonic Corporation Scalable decoding apparatus and method
FR2888699A1 (fr) * 2005-07-13 2007-01-19 France Telecom Dispositif de codage/decodage hierachique
CN101263554B (zh) * 2005-07-22 2011-12-28 法国电信公司 在比特率分级和带宽分级的音频解码中的比特率切换方法
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
BRPI0818927A2 (pt) 2007-11-02 2015-06-16 Huawei Tech Co Ltd Método e aparelho para a decodificação de áudio
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
EP2709103B1 (en) * 2011-06-09 2015-10-07 Panasonic Intellectual Property Corporation of America Voice coding device, voice decoding device, voice coding method and voice decoding method
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
BR112015031180B1 (pt) 2013-06-21 2022-04-05 Fraunhofer- Gesellschaft Zur Förderung Der Angewandten Forschung E.V Aparelho e método para gerar um formato espectral adaptativo de ruído de conforto
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69233794D1 (de) * 1991-06-11 2010-09-23 Qualcomm Inc Vocoder mit veränderlicher Bitrate
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

Also Published As

Publication number Publication date
JP2003533717A (ja) 2003-11-11
US6782367B2 (en) 2004-08-24
DE60118553T2 (de) 2006-08-24
EP1290679B1 (en) 2006-04-05
AU2001258470A1 (en) 2001-11-20
DE60118553D1 (de) 2006-05-18
JP5255172B2 (ja) 2013-08-07
WO2001086635A1 (en) 2001-11-15
EP1290679A1 (en) 2003-03-12
CN1244906C (zh) 2006-03-08
FI20001070A (sv) 2001-11-09
US20010044712A1 (en) 2001-11-22
CN1427989A (zh) 2003-07-02

Similar Documents

Publication Publication Date Title
FI115329B (sv) Förfarande och arrangemang för att växla källsignalens bandbredd i en kommunikationsförbindelse som är utrustad för många bandbredder
US5995923A (en) Method and apparatus for improving the voice quality of tandemed vocoders
US7343282B2 (en) Method for transcoding audio signals, transcoder, network element, wireless communications network and communications system
US6678654B2 (en) TDVC-to-MELP transcoder
FI119533B (sv) Kodning av audiosignaler
JP5129201B2 (ja) 広帯域信号の狭帯域信号への強化された変換
US7362811B2 (en) Audio enhancement communication techniques
US20100010812A1 (en) Speech codecs
JP2001318694A (ja) 信号処理装置、信号処理方法および記録媒体
US20040243404A1 (en) Method and apparatus for improving voice quality of encoded speech signals in a network
EP1190494A1 (en) Coded domain adaptive level control of compressed speech
AU6533799A (en) Method for transmitting data in wireless speech channels
Choudhary et al. Study and performance of amr codecs for gsm
Miet Evolution of Speech Coding for Wireless Communications: A system standard: the AMR (Adaptive Multi Rate codec)
Miet 24 EVOLUTION OF SPEECH CODING FOR WIRELESS

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 115329

Country of ref document: FI

MM Patent lapsed