ES2358125T3 - Procedimiento y aparato para un filtrado de antidispersión de una señal ensanchada de excitación de predicción de velocidad de ancho de banda. - Google Patents

Procedimiento y aparato para un filtrado de antidispersión de una señal ensanchada de excitación de predicción de velocidad de ancho de banda. Download PDF

Info

Publication number
ES2358125T3
ES2358125T3 ES06740357T ES06740357T ES2358125T3 ES 2358125 T3 ES2358125 T3 ES 2358125T3 ES 06740357 T ES06740357 T ES 06740357T ES 06740357 T ES06740357 T ES 06740357T ES 2358125 T3 ES2358125 T3 ES 2358125T3
Authority
ES
Spain
Prior art keywords
signal
high band
filter
spectrally
band excitation
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.)
Active
Application number
ES06740357T
Other languages
English (en)
Spanish (es)
Inventor
Koen Bernard Vos
Ananthapadmanabhan A. Kandhadai
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ES2358125T3 publication Critical patent/ES2358125T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Transmitters (AREA)
ES06740357T 2005-04-01 2006-04-03 Procedimiento y aparato para un filtrado de antidispersión de una señal ensanchada de excitación de predicción de velocidad de ancho de banda. Active ES2358125T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66790105P 2005-04-01 2005-04-01
US667901P 2005-04-01
US673965P 2005-04-22

Publications (1)

Publication Number Publication Date
ES2358125T3 true ES2358125T3 (es) 2011-05-05

Family

ID=39406063

Family Applications (3)

Application Number Title Priority Date Filing Date
ES06740351T Active ES2351935T3 (es) 2005-04-01 2006-04-03 Procedimiento y aparato para la cuantificación vectorial de una representación de envolvente espectral.
ES06740357T Active ES2358125T3 (es) 2005-04-01 2006-04-03 Procedimiento y aparato para un filtrado de antidispersión de una señal ensanchada de excitación de predicción de velocidad de ancho de banda.
ES06740355T Active ES2350494T3 (es) 2005-04-01 2006-04-03 Procedimiento y aparatos para codificar y decodificar una parte de banda alta de una señal de habla.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES06740351T Active ES2351935T3 (es) 2005-04-01 2006-04-03 Procedimiento y aparato para la cuantificación vectorial de una representación de envolvente espectral.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES06740355T Active ES2350494T3 (es) 2005-04-01 2006-04-03 Procedimiento y aparatos para codificar y decodificar una parte de banda alta de una señal de habla.

Country Status (3)

Country Link
CN (8) CN101185125B (zh)
ES (3) ES2351935T3 (zh)
UA (6) UA95776C2 (zh)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ562182A (en) 2005-04-01 2010-03-26 Qualcomm Inc Method and apparatus for anti-sparseness filtering of a bandwidth extended speech prediction excitation signal
CN101620854B (zh) * 2008-06-30 2012-04-04 华为技术有限公司 频带扩展的方法、系统和设备
CN101964690B (zh) * 2009-07-22 2012-07-04 联芯科技有限公司 一种harq合并译码方法、装置及系统
CN102044250B (zh) * 2009-10-23 2012-06-27 华为技术有限公司 频带扩展方法及装置
US9093068B2 (en) 2010-03-23 2015-07-28 Lg Electronics Inc. Method and apparatus for processing an audio signal
CN102610231B (zh) 2011-01-24 2013-10-09 华为技术有限公司 一种带宽扩展方法及装置
RU2599966C2 (ru) * 2011-02-18 2016-10-20 Нтт Докомо, Инк. Декодер речи, кодер речи, способ декодирования речи, способ кодирования речи, программа декодирования речи и программа кодирования речи
US9070361B2 (en) * 2011-06-10 2015-06-30 Google Technology Holdings LLC Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component
LT2774145T (lt) * 2011-11-03 2020-09-25 Voiceage Evs Llc Nekalbinio turinio gerinimas mažos spartos celp dekoderiui
CN102543091B (zh) * 2011-12-29 2014-12-24 深圳万兴信息科技股份有限公司 一种模拟音效的生成系统及方法
EP3288033B1 (en) * 2012-02-23 2019-04-10 Dolby International AB Methods and systems for efficient recovery of high frequency audio content
CN109147827B (zh) * 2012-05-23 2023-02-17 日本电信电话株式会社 编码方法、编码装置以及记录介质
CN103928031B (zh) * 2013-01-15 2016-03-30 华为技术有限公司 编码方法、解码方法、编码装置和解码装置
CN103971693B (zh) * 2013-01-29 2017-02-22 华为技术有限公司 高频带信号的预测方法、编/解码设备
US9728200B2 (en) * 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
US9601125B2 (en) * 2013-02-08 2017-03-21 Qualcomm Incorporated Systems and methods of performing noise modulation and gain adjustment
US9711156B2 (en) * 2013-02-08 2017-07-18 Qualcomm Incorporated Systems and methods of performing filtering for gain determination
EP2830061A1 (en) * 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
EP2830055A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Context-based entropy coding of sample values of a spectral envelope
US9620134B2 (en) * 2013-10-10 2017-04-11 Qualcomm Incorporated Gain shape estimation for improved tracking of high-band temporal characteristics
US10083708B2 (en) * 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
US9384746B2 (en) * 2013-10-14 2016-07-05 Qualcomm Incorporated Systems and methods of energy-scaled signal processing
US9293143B2 (en) * 2013-12-11 2016-03-22 Qualcomm Incorporated Bandwidth extension mode selection
US9524720B2 (en) * 2013-12-15 2016-12-20 Qualcomm Incorporated Systems and methods of blind bandwidth extension
US10163447B2 (en) * 2013-12-16 2018-12-25 Qualcomm Incorporated High-band signal modeling
CN103714822B (zh) * 2013-12-27 2017-01-11 广州华多网络科技有限公司 基于silk编解码器的子带编解码方法及装置
US9984699B2 (en) * 2014-06-26 2018-05-29 Qualcomm Incorporated High-band signal coding using mismatched frequency ranges
EP2980798A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Harmonicity-dependent controlling of a harmonic filter tool
CN104143335B (zh) 2014-07-28 2017-02-01 华为技术有限公司 音频编码方法及相关装置
US9595269B2 (en) * 2015-01-19 2017-03-14 Qualcomm Incorporated Scaling for gain shape circuitry
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
PT3696813T (pt) 2016-04-12 2022-12-23 Fraunhofer Ges Forschung Codificador de áudio para codificar um sinal de áudio, método para codificar um sinal de áudio e programa de computador sob consideração de uma região espectral de pico detetada numa banda de frequência superior
CN116343804A (zh) * 2016-12-16 2023-06-27 瑞典爱立信有限公司 用于处理包络表示系数的方法、编码器和解码器
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
US10431231B2 (en) * 2017-06-29 2019-10-01 Qualcomm Incorporated High-band residual prediction with time-domain inter-channel bandwidth extension
TWI723545B (zh) * 2019-09-17 2021-04-01 宏碁股份有限公司 語音處理方法及其裝置
CN115299016B (zh) * 2020-02-14 2024-06-25 华为技术有限公司 多速率波峰因子降低
CN111402907B (zh) * 2020-03-13 2023-04-18 大连理工大学 一种基于g.722.1的多描述语音编码方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805193A (en) * 1987-06-04 1989-02-14 Motorola, Inc. Protection of energy information in sub-band coding
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
EP0732687B2 (en) * 1995-03-13 2005-10-12 Matsushita Electric Industrial Co., Ltd. Apparatus for expanding speech bandwidth
US6097824A (en) * 1997-06-06 2000-08-01 Audiologic, Incorporated Continuous frequency dynamic range audio compressor
FI113571B (fi) * 1998-03-09 2004-05-14 Nokia Corp Puheenkoodaus
DE60024963T2 (de) * 1999-05-14 2006-09-28 Matsushita Electric Industrial Co., Ltd., Kadoma Verfahren und vorrichtung zur banderweiterung eines audiosignals
US6393394B1 (en) * 1999-07-19 2002-05-21 Qualcomm Incorporated Method and apparatus for interleaving line spectral information quantization methods in a speech coder
JP4792613B2 (ja) * 1999-09-29 2011-10-12 ソニー株式会社 情報処理装置および方法、並びに記録媒体
KR100675309B1 (ko) * 1999-11-16 2007-01-29 코닌클리케 필립스 일렉트로닉스 엔.브이. 광대역 오디오 송신 시스템, 송신기, 수신기, 코딩 디바이스, 디코딩 디바이스와, 송신 시스템에서 사용하기 위한 코딩 방법 및 디코딩 방법
US7167828B2 (en) * 2000-01-11 2007-01-23 Matsushita Electric Industrial Co., Ltd. Multimode speech coding apparatus and decoding apparatus
US6704711B2 (en) * 2000-01-28 2004-03-09 Telefonaktiebolaget Lm Ericsson (Publ) System and method for modifying speech signals
US6732070B1 (en) * 2000-02-16 2004-05-04 Nokia Mobile Phones, Ltd. Wideband speech codec using a higher sampling rate in analysis and synthesis filtering than in excitation searching
US6947888B1 (en) * 2000-10-17 2005-09-20 Qualcomm Incorporated Method and apparatus for high performance low bit-rate coding of unvoiced speech
US6615169B1 (en) * 2000-10-18 2003-09-02 Nokia Corporation High frequency enhancement layer coding in wideband speech codec
CN1272911C (zh) * 2001-07-13 2006-08-30 松下电器产业株式会社 音频信号解码装置及音频信号编码装置
US6988066B2 (en) * 2001-10-04 2006-01-17 At&T Corp. Method of bandwidth extension for narrow-band speech
EP1440432B1 (en) * 2001-11-02 2005-05-04 Matsushita Electric Industrial Co., Ltd. Audio encoding and decoding device
KR100935961B1 (ko) * 2001-11-14 2010-01-08 파나소닉 주식회사 부호화 장치 및 복호화 장치
WO2003042981A1 (en) * 2001-11-14 2003-05-22 Matsushita Electric Industrial Co., Ltd. Audio coding and decoding
DE60323331D1 (de) * 2002-01-30 2008-10-16 Matsushita Electric Ind Co Ltd Verfahren und vorrichtung zur audio-kodierung und -dekodierung
KR100446242B1 (ko) * 2002-04-30 2004-08-30 엘지전자 주식회사 음성 부호화기에서 하모닉 추정 방법 및 장치
EP1527442B1 (en) * 2002-08-01 2006-04-05 Matsushita Electric Industrial Co., Ltd. Audio decoding apparatus and audio decoding method based on spectral band replication
CN1186765C (zh) * 2002-12-19 2005-01-26 北京工业大学 2.3kb/s谐波激励线性预测语音编码方法
FI118550B (fi) * 2003-07-14 2007-12-14 Nokia Corp Parannettu eksitaatio ylemmän kaistan koodaukselle koodekissa, joka käyttää kaistojen jakoon perustuvia koodausmenetelmiä
CN1598926A (zh) * 2003-09-16 2005-03-23 株式会社东芝 具有噪声抑制的音频编码方法和设备

Also Published As

Publication number Publication date
UA92742C2 (ru) 2010-12-10
CN101185125A (zh) 2008-05-21
UA91853C2 (ru) 2010-09-10
CN101180676B (zh) 2011-12-14
CN101185127A (zh) 2008-05-21
CN101184979A (zh) 2008-05-21
CN101180677A (zh) 2008-05-14
UA92341C2 (ru) 2010-10-25
UA94041C2 (ru) 2011-04-11
CN101180677B (zh) 2011-02-09
CN101185126A (zh) 2008-05-21
CN101185125B (zh) 2012-01-11
UA93677C2 (ru) 2011-03-10
CN101185120A (zh) 2008-05-21
CN101185120B (zh) 2012-05-30
ES2350494T3 (es) 2011-01-24
UA95776C2 (ru) 2011-09-12
CN101180676A (zh) 2008-05-14
ES2351935T3 (es) 2011-02-14
CN101185124B (zh) 2012-01-11
CN101185127B (zh) 2014-04-23
CN101185126B (zh) 2014-08-06
CN101184979B (zh) 2012-04-25
CN101185124A (zh) 2008-05-21

Similar Documents

Publication Publication Date Title
ES2358125T3 (es) Procedimiento y aparato para un filtrado de antidispersión de una señal ensanchada de excitación de predicción de velocidad de ancho de banda.
ES2340608T3 (es) Aparato y procedimiento para codificar mediante banda dividida una señal de voz.