UA91853C2 - Способ и устройство для векторного квантования спектрального представления огибающей - Google Patents
Способ и устройство для векторного квантования спектрального представления огибающейInfo
- Publication number
- UA91853C2 UA91853C2 UAA200712008A UAA200712008A UA91853C2 UA 91853 C2 UA91853 C2 UA 91853C2 UA A200712008 A UAA200712008 A UA A200712008A UA A200712008 A UAA200712008 A UA A200712008A UA 91853 C2 UA91853 C2 UA 91853C2
- Authority
- UA
- Ukraine
- Prior art keywords
- envelope
- vector quantization
- spectral representation
- value
- smoothed
- Prior art date
Links
Landscapes
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Transmitters (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Квантователь согласно варианту осуществления сконфигурирован для квантования сглаженного значения входного значения (такого, как вектор частот спектральных линий) для формирования соответствующего выходного значения, где сглаженное значение основано на масштабном коэффициенте и ошибке квантования предыдущего входного значения.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66790105P | 2005-04-01 | 2005-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
UA91853C2 true UA91853C2 (ru) | 2010-09-10 |
Family
ID=39406063
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UAA200712057A UA95776C2 (ru) | 2005-04-01 | 2006-04-03 | Система, способ и устройство генерирования возбуждения в диапазоне высоких частот |
UAA200712062A UA94041C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для фильтрации, устраняющей разреженность |
UAA200712061A UA93677C2 (ru) | 2005-04-01 | 2006-04-03 | Способы и устройства кодирования и декодирования части речевого сигнала диапазона высоких частот |
UAA200712008A UA91853C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для векторного квантования спектрального представления огибающей |
UAA200712011A UA92341C2 (ru) | 2005-04-01 | 2006-04-03 | Системы, способы и устройство широкополосного речевого кодирования |
UAA200712012A UA92742C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для кодирования речевых сигналов с расщеплением полосы |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UAA200712057A UA95776C2 (ru) | 2005-04-01 | 2006-04-03 | Система, способ и устройство генерирования возбуждения в диапазоне высоких частот |
UAA200712062A UA94041C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для фильтрации, устраняющей разреженность |
UAA200712061A UA93677C2 (ru) | 2005-04-01 | 2006-04-03 | Способы и устройства кодирования и декодирования части речевого сигнала диапазона высоких частот |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UAA200712011A UA92341C2 (ru) | 2005-04-01 | 2006-04-03 | Системы, способы и устройство широкополосного речевого кодирования |
UAA200712012A UA92742C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для кодирования речевых сигналов с расщеплением полосы |
Country Status (3)
Country | Link |
---|---|
CN (8) | CN101185125B (ru) |
ES (3) | ES2351935T3 (ru) |
UA (6) | UA95776C2 (ru) |
Families Citing this family (38)
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)
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 |
-
2006
- 2006-04-03 CN CN2006800183538A patent/CN101185125B/zh active Active
- 2006-04-03 UA UAA200712057A patent/UA95776C2/ru unknown
- 2006-04-03 CN CN200680018212.6A patent/CN101185126B/zh active Active
- 2006-04-03 ES ES06740351T patent/ES2351935T3/es active Active
- 2006-04-03 CN CN2006800183519A patent/CN101184979B/zh active Active
- 2006-04-03 CN CN2006800181496A patent/CN101180677B/zh active Active
- 2006-04-03 UA UAA200712062A patent/UA94041C2/ru unknown
- 2006-04-03 UA UAA200712061A patent/UA93677C2/ru unknown
- 2006-04-03 UA UAA200712008A patent/UA91853C2/ru unknown
- 2006-04-03 CN CN2006800181405A patent/CN101180676B/zh active Active
- 2006-04-03 UA UAA200712011A patent/UA92341C2/ru unknown
- 2006-04-03 ES ES06740357T patent/ES2358125T3/es active Active
- 2006-04-03 CN CN2006800182709A patent/CN101185124B/zh active Active
- 2006-04-03 CN CN200680018213.0A patent/CN101185127B/zh active Active
- 2006-04-03 UA UAA200712012A patent/UA92742C2/ru unknown
- 2006-04-03 ES ES06740355T patent/ES2350494T3/es active Active
- 2006-04-03 CN CN2006800182696A patent/CN101185120B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
UA92742C2 (ru) | 2010-12-10 |
CN101185125A (zh) | 2008-05-21 |
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 |
ES2358125T3 (es) | 2011-05-05 |
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 |
---|---|---|
UA91853C2 (ru) | Способ и устройство для векторного квантования спектрального представления огибающей | |
SG161223A1 (en) | Method and apparatus for vector quantizing of a spectral envelope representation | |
NO20075509L (no) | Vektorkvantisering av en spektralomhyllningsfremstilling | |
DK1736966T3 (da) | Fremgangsmåde til frembringelse af lydinformation | |
MX2013004342A (es) | Aparato y metodo para determinar funcion de ponderacion que tiene baja complejidad para cuantificacion de coeficientes de codificacion predictiva lineal. | |
DK1825461T3 (da) | Fremgangsmåde og indretning til kunstig udvidelse af båndbredden af talesignaler | |
TW200705830A (en) | Third order sigma-delta modulator | |
TW200713865A (en) | Background calibration of modulator | |
MY155785A (en) | Noise filler, noise filling parameter calculator encoded audio signal representation, methods and computer program | |
BRPI0515814A (pt) | dispositivo de codificação de banda larga, dispositivo de predição de lsp de banda larga, dispositivo de codificação de banda escalonável, método de codificação de banda larga | |
EP1853089A3 (de) | Verfahren zum Unterdrücken von Rückkopplungen und zur Spektralerweiterung bei Hörvorrichtungen | |
MX2022004026A (es) | Metodos y aparatos de codificacion residual y de coeficiente. | |
KR102512359B1 (ko) | 에너지 무손실 부호화방법 및 장치, 신호 부호화방법 및 장치, 에너지 무손실 복호화방법 및 장치, 및 신호 복호화방법 및 장치 | |
TW200631326A (en) | Method and related apparatus for digital/analogue conversion | |
WO2014161994A3 (en) | Advanced quantizer | |
MY180722A (en) | Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information | |
TW201617802A (zh) | 觸控偵測系統、差異積分調變器及其調變方法 | |
TW200603074A (en) | Audio coding device and method | |
WO2010101354A3 (en) | Quantization for audio encoding | |
DE602005014130D1 (de) | Verfahren zur reduktion von quantisierungsrauschen | |
MY135897A (en) | Apparatus and method to reduce quantization error | |
DE602004014415D1 (de) | Delta-sigma-modulator mit mehreren filtern | |
Brenden | Point to point wireless audio with limited bandwidth and processing | |
WO2005076152A3 (en) | Method, arrangement and system for outputting data | |
TW200625159A (en) | Multi-quantization encode/decode apparatus and method |