DE69029120T2 - Stimmenkodierer - Google Patents

Stimmenkodierer

Info

Publication number
DE69029120T2
DE69029120T2 DE69029120T DE69029120T DE69029120T2 DE 69029120 T2 DE69029120 T2 DE 69029120T2 DE 69029120 T DE69029120 T DE 69029120T DE 69029120 T DE69029120 T DE 69029120T DE 69029120 T2 DE69029120 T2 DE 69029120T2
Authority
DE
Germany
Prior art keywords
voice encoder
encoder
voice
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 - Lifetime
Application number
DE69029120T
Other languages
English (en)
Other versions
DE69029120D1 (de
Inventor
Masami Nakanocho Apart Akamine
Kimio Toshiba Yurigaoka Miseki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba 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
Priority claimed from JP1103398A external-priority patent/JP3017747B2/ja
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE69029120D1 publication Critical patent/DE69029120D1/de
Application granted granted Critical
Publication of DE69029120T2 publication Critical patent/DE69029120T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/113—Regular pulse excitation
DE69029120T 1989-04-25 1990-02-20 Stimmenkodierer Expired - Lifetime DE69029120T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1103398A JP3017747B2 (ja) 1989-04-25 1989-04-25 音声符号化装置
JP2583890 1990-02-05
PCT/JP1990/000199 WO1990013112A1 (en) 1989-04-25 1990-02-20 Voice encoder

Publications (2)

Publication Number Publication Date
DE69029120D1 DE69029120D1 (de) 1996-12-19
DE69029120T2 true DE69029120T2 (de) 1997-04-30

Family

ID=26363533

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029120T Expired - Lifetime DE69029120T2 (de) 1989-04-25 1990-02-20 Stimmenkodierer

Country Status (4)

Country Link
US (2) US5265167A (de)
EP (1) EP0422232B1 (de)
DE (1) DE69029120T2 (de)
WO (1) WO1990013112A1 (de)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6006174A (en) 1990-10-03 1999-12-21 Interdigital Technology Coporation Multiple impulse excitation speech encoder and decoder
US5630011A (en) * 1990-12-05 1997-05-13 Digital Voice Systems, Inc. Quantization of harmonic amplitudes representing speech
FI95085C (fi) * 1992-05-11 1995-12-11 Nokia Mobile Phones Ltd Menetelmä puhesignaalin digitaaliseksi koodaamiseksi sekä puhekooderi menetelmän suorittamiseksi
FI95086C (fi) * 1992-11-26 1995-12-11 Nokia Mobile Phones Ltd Menetelmä puhesignaalin tehokkaaksi koodaamiseksi
US5517511A (en) * 1992-11-30 1996-05-14 Digital Voice Systems, Inc. Digital transmission of acoustic signals over a noisy communication channel
IT1257431B (it) * 1992-12-04 1996-01-16 Sip Procedimento e dispositivo per la quantizzazione dei guadagni dell'eccitazione in codificatori della voce basati su tecniche di analisi per sintesi
FI96248C (fi) * 1993-05-06 1996-05-27 Nokia Mobile Phones Ltd Menetelmä pitkän aikavälin synteesisuodattimen toteuttamiseksi sekä synteesisuodatin puhekoodereihin
DE4315319C2 (de) * 1993-05-07 2002-11-14 Bosch Gmbh Robert Verfahren zur Aufbereitung von Daten, insbesondere von codierten Sprachsignalparametern
JP2616549B2 (ja) * 1993-12-10 1997-06-04 日本電気株式会社 音声復号装置
DE69426860T2 (de) * 1993-12-10 2001-07-19 Nec Corp Sprachcodierer und Verfahren zum Suchen von Codebüchern
US5715365A (en) * 1994-04-04 1998-02-03 Digital Voice Systems, Inc. Estimation of excitation parameters
US5568588A (en) * 1994-04-29 1996-10-22 Audiocodes Ltd. Multi-pulse analysis speech processing System and method
GB9419388D0 (en) * 1994-09-26 1994-11-09 Canon Kk Speech analysis
FR2729245B1 (fr) * 1995-01-06 1997-04-11 Lamblin Claude Procede de codage de parole a prediction lineaire et excitation par codes algebriques
AU696092B2 (en) * 1995-01-12 1998-09-03 Digital Voice Systems, Inc. Estimation of excitation parameters
US5754974A (en) * 1995-02-22 1998-05-19 Digital Voice Systems, Inc Spectral magnitude representation for multi-band excitation speech coders
US5701390A (en) * 1995-02-22 1997-12-23 Digital Voice Systems, Inc. Synthesis of MBE-based coded speech using regenerated phase information
FR2734389B1 (fr) * 1995-05-17 1997-07-18 Proust Stephane Procede d'adaptation du niveau de masquage du bruit dans un codeur de parole a analyse par synthese utilisant un filtre de ponderation perceptuelle a court terme
US6393391B1 (en) * 1998-04-15 2002-05-21 Nec Corporation Speech coder for high quality at low bit rates
US6240384B1 (en) * 1995-12-04 2001-05-29 Kabushiki Kaisha Toshiba Speech synthesis method
TW317051B (de) * 1996-02-15 1997-10-01 Philips Electronics Nv
US5819224A (en) * 1996-04-01 1998-10-06 The Victoria University Of Manchester Split matrix quantization
JP3094908B2 (ja) * 1996-04-17 2000-10-03 日本電気株式会社 音声符号化装置
US5708757A (en) * 1996-04-22 1998-01-13 France Telecom Method of determining parameters of a pitch synthesis filter in a speech coder, and speech coder implementing such method
KR100389895B1 (ko) * 1996-05-25 2003-11-28 삼성전자주식회사 음성 부호화 및 복호화방법 및 그 장치
CN1163870C (zh) * 1996-08-02 2004-08-25 松下电器产业株式会社 声音编码装置和方法，声音译码装置，以及声音译码方法
DE19641619C1 (de) * 1996-10-09 1997-06-26 Nokia Mobile Phones Ltd Verfahren zur Synthese eines Rahmens eines Sprachsignals
DE69721595T2 (de) * 1996-11-07 2003-11-27 Matsushita Electric Ind Co Ltd Verfahren zur Erzeugung eines Vektorquantisierungs-Codebuchs
FI964975A (fi) * 1996-12-12 1998-06-13 Nokia Mobile Phones Ltd Menetelmä ja laite puheen koodaamiseksi
US6161089A (en) * 1997-03-14 2000-12-12 Digital Voice Systems, Inc. Multi-subframe quantization of spectral parameters
US6131084A (en) * 1997-03-14 2000-10-10 Digital Voice Systems, Inc. Dual subframe quantization of spectral magnitudes
FR2762464B1 (fr) * 1997-04-16 1999-06-25 France Telecom Procede et dispositif de codage d'un signal audiofrequence par analyse lpc "avant" et "arriere"
US6128417A (en) * 1997-06-09 2000-10-03 Ausbeck, Jr.; Paul J. Image partition moment operators
US6199037B1 (en) 1997-12-04 2001-03-06 Digital Voice Systems, Inc. Joint quantization of speech subframe voicing metrics and fundamental frequencies
JP3166697B2 (ja) * 1998-01-14 2001-05-14 日本電気株式会社 音声符号化・復号装置及びシステム
SE519563C2 (sv) * 1998-09-16 2003-03-11 Ericsson Telefon Ab L M Förfarande och kodare för linjär prediktiv analys-genom- synteskodning
US6381330B1 (en) * 1998-12-22 2002-04-30 Agere Systems Guardian Corp. False tone detect suppression using multiple frame sweeping harmonic analysis
FI116992B (fi) * 1999-07-05 2006-04-28 Nokia Corp Menetelmät, järjestelmä ja laitteet audiosignaalin koodauksen ja siirron tehostamiseksi
US6397175B1 (en) * 1999-07-19 2002-05-28 Qualcomm Incorporated Method and apparatus for subsampling phase spectrum information
US6377916B1 (en) 1999-11-29 2002-04-23 Digital Voice Systems, Inc. Multiband harmonic transform coder
AU2547201A (en) * 2000-01-11 2001-07-24 Matsushita Electric Industrial Co., Ltd. Multi-mode voice encoding device and decoding device
US6760276B1 (en) * 2000-02-11 2004-07-06 Gerald S. Karr Acoustic signaling system
US7136810B2 (en) * 2000-05-22 2006-11-14 Texas Instruments Incorporated Wideband speech coding system and method
US7330814B2 (en) * 2000-05-22 2008-02-12 Texas Instruments Incorporated Wideband speech coding with modulated noise highband excitation system and method
US7133823B2 (en) * 2000-09-15 2006-11-07 Mindspeed Technologies, Inc. System for an adaptive excitation pattern for speech coding
JP3469567B2 (ja) * 2001-09-03 2003-11-25 三菱電機株式会社 音響符号化装置、音響復号化装置、音響符号化方法及び音響復号化方法
US6662154B2 (en) * 2001-12-12 2003-12-09 Motorola, Inc. Method and system for information signal coding using combinatorial and huffman codes
US6934677B2 (en) 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
US7240001B2 (en) * 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US20030135374A1 (en) * 2002-01-16 2003-07-17 Hardwick John C. Speech synthesizer
JP4676140B2 (ja) * 2002-09-04 2011-04-27 マイクロソフト コーポレーション オーディオの量子化および逆量子化
US7299190B2 (en) * 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
US20040064308A1 (en) * 2002-09-30 2004-04-01 Intel Corporation Method and apparatus for speech packet loss recovery
US20040176950A1 (en) * 2003-03-04 2004-09-09 Docomo Communications Laboratories Usa, Inc. Methods and apparatuses for variable dimension vector quantization
US20040208169A1 (en) * 2003-04-18 2004-10-21 Reznik Yuriy A. Digital audio signal compression method and apparatus
US7742926B2 (en) 2003-04-18 2010-06-22 Realnetworks, Inc. Digital audio signal compression method and apparatus
US20050065787A1 (en) * 2003-09-23 2005-03-24 Jacek Stachurski Hybrid speech coding and system
CN1886783A (zh) * 2003-12-01 2006-12-27 皇家飞利浦电子股份有限公司 音频编码
JP4789430B2 (ja) * 2004-06-25 2011-10-12 パナソニック株式会社 音声符号化装置、音声復号化装置、およびこれらの方法
US7539612B2 (en) * 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information
US9830920B2 (en) 2012-08-19 2017-11-28 The Regents Of The University Of California Method and apparatus for polyphonic audio signal prediction in coding and networking systems
US9406307B2 (en) * 2012-08-19 2016-08-02 The Regents Of The University Of California Method and apparatus for polyphonic audio signal prediction in coding and networking systems
PT2904612T (pt) 2012-10-05 2018-12-17 Fraunhofer Ges Forschung Um aparelho para codificar um sinal de discurso que emprega acelp no domínio de autocorrelação
EP2980799A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Verarbeitung eines Audiosignals mit Verwendung einer harmonischen Nachfilterung
US10847170B2 (en) 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
US9837089B2 (en) * 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8302985A (nl) * 1983-08-26 1985-03-18 Philips Nv Multipulse excitatie lineair predictieve spraakcodeerder.
JPS60116000A (ja) * 1983-11-28 1985-06-22 ケイディディ株式会社 音声符号化装置
CA1223365A (en) * 1984-02-02 1987-06-23 Shigeru Ono Method and apparatus for speech coding
NL8500843A (nl) * 1985-03-22 1986-10-16 Koninkl Philips Electronics Nv Multipuls-excitatie lineair-predictieve spraakcoder.
US4944013A (en) * 1985-04-03 1990-07-24 British Telecommunications Public Limited Company Multi-pulse speech coder
JPS62194296A (ja) * 1986-02-21 1987-08-26 株式会社日立製作所 音声符号化方式
GB8621932D0 (en) * 1986-09-11 1986-10-15 British Telecomm Speech coding
DE3783905T2 (de) * 1987-03-05 1993-08-19 Ibm Verfahren zur grundfrequenzbestimmung und sprachkodierer unter verwendung dieses verfahrens.
JPH06119000A (ja) * 1992-10-05 1994-04-28 Sharp Corp 音声合成ｌｓｉ

Also Published As

Publication number Publication date
US5265167A (en) 1993-11-23
DE69029120D1 (de) 1996-12-19
USRE36721E (en) 2000-05-30
WO1990013112A1 (en) 1990-11-01
EP0422232A4 (en) 1992-03-04
EP0422232B1 (de) 1996-11-13
EP0422232A1 (de) 1991-04-17

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