JP2003517157A5 - - Google Patents

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Publication number
JP2003517157A5
JP2003517157A5 JP2001511667A JP2001511667A JP2003517157A5 JP 2003517157 A5 JP2003517157 A5 JP 2003517157A5 JP 2001511667 A JP2001511667 A JP 2001511667A JP 2001511667 A JP2001511667 A JP 2001511667A JP 2003517157 A5 JP2003517157 A5 JP 2003517157A5
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JP
Japan
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.)
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JP2001511667A
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Japanese (ja)
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JP2003517157A (ja
JP4860859B2 (ja
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Priority claimed from US09/356,491 external-priority patent/US6397175B1/en
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Publication of JP2003517157A publication Critical patent/JP2003517157A/ja
Publication of JP2003517157A5 publication Critical patent/JP2003517157A5/ja
Application granted granted Critical
Publication of JP4860859B2 publication Critical patent/JP4860859B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2001511667A 1999-07-19 2000-07-18 位相スペクトル情報をサブサンプリングする方法および装置 Expired - Lifetime JP4860859B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/356,491 US6397175B1 (en) 1999-07-19 1999-07-19 Method and apparatus for subsampling phase spectrum information
US09/356,491 1999-07-19
PCT/US2000/019601 WO2001006492A1 (en) 1999-07-19 2000-07-18 Method and apparatus for subsampling phase spectrum information

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2007213061A Division JP4861271B2 (ja) 1999-07-19 2007-08-17 位相スペクトル情報をサブサンプリングする方法および装置

Publications (3)

Publication Number Publication Date
JP2003517157A JP2003517157A (ja) 2003-05-20
JP2003517157A5 true JP2003517157A5 (https=) 2007-10-04
JP4860859B2 JP4860859B2 (ja) 2012-01-25

Family

ID=23401657

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2001511667A Expired - Lifetime JP4860859B2 (ja) 1999-07-19 2000-07-18 位相スペクトル情報をサブサンプリングする方法および装置
JP2007213061A Expired - Lifetime JP4861271B2 (ja) 1999-07-19 2007-08-17 位相スペクトル情報をサブサンプリングする方法および装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2007213061A Expired - Lifetime JP4861271B2 (ja) 1999-07-19 2007-08-17 位相スペクトル情報をサブサンプリングする方法および装置

Country Status (12)

Country Link
US (3) US6397175B1 (https=)
EP (2) EP1617416B1 (https=)
JP (2) JP4860859B2 (https=)
KR (2) KR100754580B1 (https=)
CN (2) CN1279510C (https=)
AT (2) ATE309600T1 (https=)
AU (1) AU6221600A (https=)
BR (1) BRPI0012537B1 (https=)
DE (2) DE60037286T2 (https=)
ES (2) ES2297578T3 (https=)
HK (1) HK1047816B (https=)
WO (1) WO2001006492A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE420432T1 (de) * 2000-04-24 2009-01-15 Qualcomm Inc Verfahren und vorrichtung zur prädiktiven quantisierung von stimmhaften sprachsignalen
JP4178319B2 (ja) * 2002-09-13 2008-11-12 インターナショナル・ビジネス・マシーンズ・コーポレーション 音声処理におけるフェーズ・アライメント
US6789058B2 (en) * 2002-10-15 2004-09-07 Mindspeed Technologies, Inc. Complexity resource manager for multi-channel speech processing
US7376553B2 (en) * 2003-07-08 2008-05-20 Robert Patel Quinn Fractal harmonic overtone mapping of speech and musical sounds
DE602004004950T2 (de) * 2003-07-09 2007-10-31 Samsung Electronics Co., Ltd., Suwon Vorrichtung und Verfahren zum bitraten-skalierbaren Sprachkodieren und -dekodieren
KR101135726B1 (ko) * 2004-04-05 2012-04-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 인코더, 디코더, 인코딩 방법, 디코딩 방법 및 기록 매체
JP4207902B2 (ja) * 2005-02-02 2009-01-14 ヤマハ株式会社 音声合成装置およびプログラム
WO2007120308A2 (en) * 2005-12-02 2007-10-25 Qualcomm Incorporated Systems, methods, and apparatus for frequency-domain waveform alignment
US8346544B2 (en) * 2006-01-20 2013-01-01 Qualcomm Incorporated Selection of encoding modes and/or encoding rates for speech compression with closed loop re-decision
US8090573B2 (en) * 2006-01-20 2012-01-03 Qualcomm Incorporated Selection of encoding modes and/or encoding rates for speech compression with open loop re-decision
US8032369B2 (en) * 2006-01-20 2011-10-04 Qualcomm Incorporated Arbitrary average data rates for variable rate coders
RU2426179C2 (ru) * 2006-10-10 2011-08-10 Квэлкомм Инкорпорейтед Способ и устройство для кодирования и декодирования аудиосигналов
KR20090122143A (ko) * 2008-05-23 2009-11-26 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
EP2631906A1 (en) * 2012-02-27 2013-08-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Phase coherence control for harmonic signals in perceptual audio codecs
EP2954517B1 (en) * 2013-02-05 2016-07-27 Telefonaktiebolaget LM Ericsson (publ) Audio frame loss concealment
US12125492B2 (en) 2015-09-25 2024-10-22 Voiceage Coproration Method and system for decoding left and right channels of a stereo sound signal
ES2949991T3 (es) 2015-09-25 2023-10-04 Voiceage Corp Método y sistema para la mezcla en el dominio del tiempo de una señal de sonido estéreo en canales primario y secundario mediante el uso de la detección de un estado de desfase de los canales izquierdo y derecho
CN107424616B (zh) * 2017-08-21 2020-09-11 广东工业大学 一种相位谱去除掩模的方法与装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067158A (en) * 1985-06-11 1991-11-19 Texas Instruments Incorporated Linear predictive residual representation via non-iterative spectral reconstruction
US4901307A (en) 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
US5263119A (en) * 1989-06-29 1993-11-16 Fujitsu Limited Gain-shape vector quantization method and apparatus
JPH0332228A (ja) * 1989-06-29 1991-02-12 Fujitsu Ltd ゲイン―シェイプ・ベクトル量子化方式
US5388181A (en) * 1990-05-29 1995-02-07 Anderson; David J. Digital audio compression system
US5103459B1 (en) 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
DE69233794D1 (de) 1991-06-11 2010-09-23 Qualcomm Inc Vocoder mit veränderlicher Bitrate
US5884253A (en) 1992-04-09 1999-03-16 Lucent Technologies, Inc. Prototype waveform speech coding with interpolation of pitch, pitch-period waveforms, and synthesis filter
JPH0793000A (ja) * 1993-09-27 1995-04-07 Mitsubishi Electric Corp 音声符号化装置
US5517595A (en) 1994-02-08 1996-05-14 At&T Corp. Decomposition in noise and periodic signal waveforms in waveform interpolation
US5784532A (en) 1994-02-16 1998-07-21 Qualcomm Incorporated Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system
TW271524B (https=) 1994-08-05 1996-03-01 Qualcomm Inc
JPH08123494A (ja) * 1994-10-28 1996-05-17 Mitsubishi Electric Corp 音声符号化装置、音声復号化装置、音声符号化復号化方法およびこれらに使用可能な位相振幅特性導出装置
US5692098A (en) * 1995-03-30 1997-11-25 Harris Real-time Mozer phase recoding using a neural-network for speech compression
IT1277194B1 (it) 1995-06-28 1997-11-05 Alcatel Italia Metodo e relativi apparati di codifica e di decodifica di un segnale vocale campionato
US5701391A (en) * 1995-10-31 1997-12-23 Motorola, Inc. Method and system for compressing a speech signal using envelope modulation
EP0917709B1 (en) * 1996-07-30 2000-06-07 BRITISH TELECOMMUNICATIONS public limited company Speech coding
US5903866A (en) * 1997-03-10 1999-05-11 Lucent Technologies Inc. Waveform interpolation speech coding using splines
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法
EP0987680B1 (en) * 1998-09-17 2008-07-16 BRITISH TELECOMMUNICATIONS public limited company Audio signal processing
US6266644B1 (en) * 1998-09-26 2001-07-24 Liquid Audio, Inc. Audio encoding apparatus and methods
US6754630B2 (en) 1998-11-13 2004-06-22 Qualcomm, Inc. Synthesis of speech from pitch prototype waveforms by time-synchronous waveform interpolation
US6449592B1 (en) * 1999-02-26 2002-09-10 Qualcomm Incorporated Method and apparatus for tracking the phase of a quasi-periodic signal
US6640209B1 (en) * 1999-02-26 2003-10-28 Qualcomm Incorporated Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
US6138089A (en) * 1999-03-10 2000-10-24 Infolio, Inc. Apparatus system and method for speech compression and decompression
US6493664B1 (en) * 1999-04-05 2002-12-10 Hughes Electronics Corporation Spectral magnitude modeling and quantization in a frequency domain interpolative speech codec system

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