UA92341C2 - Системы, способы и устройство широкополосного речевого кодирования - Google Patents
Системы, способы и устройство широкополосного речевого кодированияInfo
- Publication number
- UA92341C2 UA92341C2 UAA200712011A UAA200712011A UA92341C2 UA 92341 C2 UA92341 C2 UA 92341C2 UA A200712011 A UAA200712011 A UA A200712011A UA A200712011 A UAA200712011 A UA A200712011A UA 92341 C2 UA92341 C2 UA 92341C2
- Authority
- UA
- Ukraine
- Prior art keywords
- highband
- encoder
- wideband speech
- signal
- narrowband
- Prior art date
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)
Abstract
Широкополосный речевой кодер, согласно с одним вариантом осуществления, включает в себя узкополосный кодер и кодер полосы верхних частот. Узкополосный кодер кодирует узкополосную часть широкополосного речевого сигнала как набор параметров фильтра и соответственный кодированный сигнал возбуждения. Кодер полосы верхних частот кодирует, согласно с сигналом возбуждения полосы верхних частот, часть полосы верхних частот широкополосного речевого сигнала для получения набора параметров фильтра Кодер полосы верхних частот генерирует сигнал возбуждения полосы верхних частот путем применения нелинейной функции к сигналу, основанного на кодированном узкополосном сигнале возбуждения, для генерации спектрально расширенного сигнала.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66790105P | 2005-04-01 | 2005-04-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
UA92341C2 true UA92341C2 (ru) | 2010-10-25 |
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 |
UAA200712011A UA92341C2 (ru) | 2005-04-01 | 2006-04-03 | Системы, способы и устройство широкополосного речевого кодирования |
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 |
UAA200712062A UA94041C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для фильтрации, устраняющей разреженность |
UAA200712012A UA92742C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для кодирования речевых сигналов с расщеплением полосы |
Family Applications Before (1)
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 |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
UAA200712062A UA94041C2 (ru) | 2005-04-01 | 2006-04-03 | Способ и устройство для фильтрации, устраняющей разреженность |
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) | CN101185126B (ru) |
ES (3) | ES2350494T3 (ru) |
UA (6) | UA95776C2 (ru) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2603246C (en) | 2005-04-01 | 2012-07-17 | Qualcomm Incorporated | Systems, methods, and apparatus for anti-sparseness filtering |
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 |
CN102812512B (zh) * | 2010-03-23 | 2014-06-25 | Lg电子株式会社 | 处理音频信号的方法和装置 |
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 |
DK3407352T3 (da) * | 2011-02-18 | 2022-06-07 | Ntt Docomo Inc | Taleafkoder, talekoder, taleafkodningsfremgangsmåde, talekodningsfremgangsmåde, taleafkodningsprogram og talekodningsprogram |
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 |
ES2805308T3 (es) * | 2011-11-03 | 2021-02-11 | Voiceage Evs Llc | Mejora del contenido insonoro para decodificador CELP de tasa baja |
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 |
RU2601188C2 (ru) * | 2012-02-23 | 2016-10-27 | Долби Интернэшнл Аб | Способы и системы для эффективного восстановления высокочастотного аудиоконтента |
PL2830057T3 (pl) * | 2012-05-23 | 2019-01-31 | Nippon Telegraph And Telephone Corporation | Kodowanie sygnału audio |
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 |
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 |
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 |
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 |
EP2830064A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection |
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 |
US20150170655A1 (en) * | 2013-12-15 | 2015-06-18 | 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 |
CN106448688B (zh) | 2014-07-28 | 2019-11-05 | 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 |
FI3696813T3 (fi) | 2016-04-12 | 2023-01-31 | Audiokooderi audiosignaalin koodaamiseksi, menetelmä audiosignaalin koodaamiseksi ja tietokoneohjelma havaitulla huippuspektrialeella tarkastettuna ylemmällä taajuuskaistalla | |
PL3555885T3 (pl) * | 2016-12-16 | 2021-01-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Sposób i koder do obsługi współczynników reprezentacji obwiedni |
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 |
US11956111B2 (en) * | 2020-02-14 | 2024-04-09 | Huawei Technologies Co., Ltd. | Multi-rate crest factor reduction |
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 |
JP3696091B2 (ja) * | 1999-05-14 | 2005-09-14 | 松下電器産業株式会社 | オーディオ信号の帯域を拡張するための方法及び装置 |
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 |
EP1147514B1 (en) * | 1999-11-16 | 2005-04-06 | Koninklijke Philips Electronics N.V. | Wideband audio transmission system |
WO2001052241A1 (en) * | 2000-01-11 | 2001-07-19 | Matsushita Electric Industrial Co., Ltd. | Multi-mode voice encoding device and decoding device |
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 |
WO2003038812A1 (en) * | 2001-11-02 | 2003-05-08 | Matsushita Electric Industrial Co., Ltd. | Audio encoding and decoding device |
DE60214027T2 (de) * | 2001-11-14 | 2007-02-15 | Matsushita Electric Industrial Co., Ltd., Kadoma | Kodiervorrichtung und dekodiervorrichtung |
MXPA03005133A (es) * | 2001-11-14 | 2004-04-02 | Matsushita Electric Ind Co Ltd | Dispositivo de codificacion, dispositivo de decodificacion y sistema de los mismos. |
WO2003065353A1 (en) * | 2002-01-30 | 2003-08-07 | Matsushita Electric Industrial Co., Ltd. | Audio encoding and decoding device and methods thereof |
KR100446242B1 (ko) * | 2002-04-30 | 2004-08-30 | 엘지전자 주식회사 | 음성 부호화기에서 하모닉 추정 방법 및 장치 |
BRPI0305710B1 (pt) * | 2002-08-01 | 2017-11-07 | Panasonic Corporation | "apparatus and method of decoding of audio" |
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 UA UAA200712057A patent/UA95776C2/ru unknown
- 2006-04-03 CN CN200680018212.6A patent/CN101185126B/zh active Active
- 2006-04-03 ES ES06740355T patent/ES2350494T3/es active Active
- 2006-04-03 CN CN2006800181405A patent/CN101180676B/zh active Active
- 2006-04-03 ES ES06740357T patent/ES2358125T3/es active Active
- 2006-04-03 CN CN2006800181496A patent/CN101180677B/zh active Active
- 2006-04-03 UA UAA200712011A patent/UA92341C2/ru unknown
- 2006-04-03 CN CN2006800183538A patent/CN101185125B/zh active Active
- 2006-04-03 CN CN2006800182696A patent/CN101185120B/zh active Active
- 2006-04-03 UA UAA200712061A patent/UA93677C2/ru unknown
- 2006-04-03 ES ES06740351T patent/ES2351935T3/es active Active
- 2006-04-03 CN CN200680018213.0A patent/CN101185127B/zh active Active
- 2006-04-03 UA UAA200712008A patent/UA91853C2/ru unknown
- 2006-04-03 UA UAA200712062A patent/UA94041C2/ru unknown
- 2006-04-03 CN CN2006800183519A patent/CN101184979B/zh active Active
- 2006-04-03 UA UAA200712012A patent/UA92742C2/ru unknown
- 2006-04-03 CN CN2006800182709A patent/CN101185124B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN101180677A (zh) | 2008-05-14 |
CN101185125A (zh) | 2008-05-21 |
CN101180677B (zh) | 2011-02-09 |
CN101185124A (zh) | 2008-05-21 |
CN101185127A (zh) | 2008-05-21 |
CN101180676A (zh) | 2008-05-14 |
UA91853C2 (ru) | 2010-09-10 |
CN101184979B (zh) | 2012-04-25 |
UA92742C2 (ru) | 2010-12-10 |
UA93677C2 (ru) | 2011-03-10 |
CN101185120B (zh) | 2012-05-30 |
CN101185126A (zh) | 2008-05-21 |
UA94041C2 (ru) | 2011-04-11 |
CN101185126B (zh) | 2014-08-06 |
UA95776C2 (ru) | 2011-09-12 |
CN101185125B (zh) | 2012-01-11 |
CN101185120A (zh) | 2008-05-21 |
CN101180676B (zh) | 2011-12-14 |
ES2351935T3 (es) | 2011-02-14 |
CN101185127B (zh) | 2014-04-23 |
CN101184979A (zh) | 2008-05-21 |
ES2358125T3 (es) | 2011-05-05 |
CN101185124B (zh) | 2012-01-11 |
ES2350494T3 (es) | 2011-01-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
UA92341C2 (ru) | Системы, способы и устройство широкополосного речевого кодирования | |
TWI316225B (en) | Wideband speech encoder |