CN1735927B - 用于高质量语音编码转换的方法和装置 - Google Patents
用于高质量语音编码转换的方法和装置 Download PDFInfo
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- CN1735927B CN1735927B CN2004800020527A CN200480002052A CN1735927B CN 1735927 B CN1735927 B CN 1735927B CN 2004800020527 A CN2004800020527 A CN 2004800020527A CN 200480002052 A CN200480002052 A CN 200480002052A CN 1735927 B CN1735927 B CN 1735927B
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
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- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
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- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (29)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US43942003P | 2003-01-09 | 2003-01-09 | |
US60/439,420 | 2003-01-09 | ||
PCT/AU2004/000014 WO2004064041A1 (en) | 2003-01-09 | 2004-01-09 | Method and apparatus for improved quality voice transcoding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1735927A CN1735927A (zh) | 2006-02-15 |
CN1735927B true CN1735927B (zh) | 2011-08-31 |
Family
ID=32713478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2004800020527A Expired - Fee Related CN1735927B (zh) | 2003-01-09 | 2004-01-09 | 用于高质量语音编码转换的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (3) | US7263481B2 (zh) |
EP (1) | EP1579427A4 (zh) |
KR (1) | KR100837451B1 (zh) |
CN (1) | CN1735927B (zh) |
WO (1) | WO2004064041A1 (zh) |
Families Citing this family (42)
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JP4108317B2 (ja) * | 2001-11-13 | 2008-06-25 | 日本電気株式会社 | 符号変換方法及び装置とプログラム並びに記憶媒体 |
US6829579B2 (en) * | 2002-01-08 | 2004-12-07 | Dilithium Networks, Inc. | Transcoding method and system between CELP-based speech codes |
KR100841096B1 (ko) * | 2002-10-14 | 2008-06-25 | 리얼네트웍스아시아퍼시픽 주식회사 | 음성 코덱에 대한 디지털 오디오 신호의 전처리 방법 |
US7257130B2 (en) * | 2003-06-30 | 2007-08-14 | Texas Instruments Incorporated | Asymmetric companion codecs |
KR100546758B1 (ko) * | 2003-06-30 | 2006-01-26 | 한국전자통신연구원 | 음성의 상호부호화시 전송률 결정 장치 및 방법 |
KR100554164B1 (ko) * | 2003-07-11 | 2006-02-22 | 학교법인연세대학교 | 서로 다른 celp 방식의 음성 코덱 간의 상호부호화장치 및 그 방법 |
US7433815B2 (en) * | 2003-09-10 | 2008-10-07 | Dilithium Networks Pty Ltd. | Method and apparatus for voice transcoding between variable rate coders |
FR2867649A1 (fr) * | 2003-12-10 | 2005-09-16 | France Telecom | Procede de codage multiple optimise |
KR20070074546A (ko) * | 2004-08-31 | 2007-07-12 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 트랜스코딩을 위한 방법 및 디바이스 |
GB2418818B (en) * | 2004-10-01 | 2007-05-02 | Siemens Ag | A method and an arrangement to provide a common platform for tencoder and decoder of various CELP codecs |
US20060095261A1 (en) * | 2004-10-30 | 2006-05-04 | Ibm Corporation | Voice packet identification based on celp compression parameters |
EP1829027A1 (en) * | 2004-12-15 | 2007-09-05 | Telefonaktiebolaget LM Ericsson (publ) | Method and device for encoding mode changing of encoded data streams |
EP2127230A4 (en) * | 2007-02-09 | 2014-12-31 | Onmobile Global Ltd | METHOD AND APPARATUS FOR ADAPTING MULTIMEDIA CONTENT IN TELECOMMUNICATIONS NETWORKS |
EP2118769A2 (en) * | 2007-02-09 | 2009-11-18 | Dilithium Networks Pty Ltd. | Method and apparatus for a multimedia value added service delivery system |
JP5596341B2 (ja) * | 2007-03-02 | 2014-09-24 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 音声符号化装置および音声符号化方法 |
US8300849B2 (en) * | 2007-11-06 | 2012-10-30 | Microsoft Corporation | Perceptually weighted digital audio level compression |
CN101572093B (zh) * | 2008-04-30 | 2012-04-25 | 北京工业大学 | 一种转码方法和装置 |
WO2010009660A1 (zh) * | 2008-07-25 | 2010-01-28 | 华为技术有限公司 | 一种数据帧的转换方法及装置 |
CN102172020B (zh) * | 2008-09-09 | 2014-09-03 | 爱移通全球有限公司 | 用于发送视频的方法和设备 |
US8838824B2 (en) * | 2009-03-16 | 2014-09-16 | Onmobile Global Limited | Method and apparatus for delivery of adapted media |
US9838784B2 (en) | 2009-12-02 | 2017-12-05 | Knowles Electronics, Llc | Directional audio capture |
KR20110068792A (ko) * | 2009-12-16 | 2011-06-22 | 한국전자통신연구원 | 적응적 영상 부호화 장치 및 방법 |
US20110300874A1 (en) * | 2010-06-04 | 2011-12-08 | Apple Inc. | System and method for removing tdma audio noise |
US8831937B2 (en) * | 2010-11-12 | 2014-09-09 | Audience, Inc. | Post-noise suppression processing to improve voice quality |
CN102143185B (zh) * | 2011-03-31 | 2015-11-25 | 北京经纬恒润科技有限公司 | 数据传输方法和数据传输装置 |
US9185152B2 (en) * | 2011-08-25 | 2015-11-10 | Ustream, Inc. | Bidirectional communication on live multimedia broadcasts |
JP6113294B2 (ja) * | 2012-11-07 | 2017-04-12 | ドルビー・インターナショナル・アーベー | 軽減された計算量の変換器snr計算 |
US9536540B2 (en) | 2013-07-19 | 2017-01-03 | Knowles Electronics, Llc | Speech signal separation and synthesis based on auditory scene analysis and speech modeling |
US9418671B2 (en) * | 2013-08-15 | 2016-08-16 | Huawei Technologies Co., Ltd. | Adaptive high-pass post-filter |
KR102271852B1 (ko) * | 2013-11-02 | 2021-07-01 | 삼성전자주식회사 | 광대역 신호 생성방법 및 장치와 이를 채용하는 기기 |
US10037202B2 (en) | 2014-06-03 | 2018-07-31 | Microsoft Technology Licensing, Llc | Techniques to isolating a portion of an online computing service |
US9510125B2 (en) * | 2014-06-20 | 2016-11-29 | Microsoft Technology Licensing, Llc | Parametric wave field coding for real-time sound propagation for dynamic sources |
WO2016024853A1 (ko) * | 2014-08-15 | 2016-02-18 | 삼성전자 주식회사 | 음질 향상 방법 및 장치, 음성 복호화방법 및 장치와 이를 채용한 멀티미디어 기기 |
US9953660B2 (en) * | 2014-08-19 | 2018-04-24 | Nuance Communications, Inc. | System and method for reducing tandeming effects in a communication system |
CN107112025A (zh) | 2014-09-12 | 2017-08-29 | 美商楼氏电子有限公司 | 用于恢复语音分量的系统和方法 |
WO2016103222A2 (en) * | 2014-12-23 | 2016-06-30 | Dolby Laboratories Licensing Corporation | Methods and devices for improvements relating to voice quality estimation |
US9820042B1 (en) | 2016-05-02 | 2017-11-14 | Knowles Electronics, Llc | Stereo separation and directional suppression with omni-directional microphones |
CN107979378B (zh) * | 2017-12-14 | 2022-09-02 | 深圳Tcl新技术有限公司 | 惯性数据压缩方法、服务器及计算机可读存储介质 |
CN108768587B (zh) * | 2018-05-11 | 2021-04-27 | Tcl华星光电技术有限公司 | 编码方法、设备及可读存储介质 |
US10602298B2 (en) | 2018-05-15 | 2020-03-24 | Microsoft Technology Licensing, Llc | Directional propagation |
US10932081B1 (en) | 2019-08-22 | 2021-02-23 | Microsoft Technology Licensing, Llc | Bidirectional propagation of sound |
CN112565254B (zh) * | 2020-12-04 | 2023-03-31 | 深圳前海微众银行股份有限公司 | 数据传输方法、装置、设备与计算机可读存储介质 |
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2004
- 2004-01-09 WO PCT/AU2004/000014 patent/WO2004064041A1/en not_active Application Discontinuation
- 2004-01-09 US US10/754,468 patent/US7263481B2/en not_active Expired - Fee Related
- 2004-01-09 KR KR1020057012846A patent/KR100837451B1/ko not_active IP Right Cessation
- 2004-01-09 EP EP04700933A patent/EP1579427A4/en not_active Withdrawn
- 2004-01-09 CN CN2004800020527A patent/CN1735927B/zh not_active Expired - Fee Related
-
2007
- 2007-08-02 US US11/890,283 patent/US7962333B2/en not_active Expired - Fee Related
-
2011
- 2011-04-29 US US13/097,300 patent/US8150685B2/en not_active Expired - Fee Related
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EP1202251A2 (en) * | 2000-10-30 | 2002-05-02 | Fujitsu Limited | Transcoder for prevention of tandem coding of speech |
Non-Patent Citations (2)
Title |
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Also Published As
Publication number | Publication date |
---|---|
KR100837451B1 (ko) | 2008-06-12 |
US8150685B2 (en) | 2012-04-03 |
EP1579427A1 (en) | 2005-09-28 |
CN1735927A (zh) | 2006-02-15 |
US7962333B2 (en) | 2011-06-14 |
US7263481B2 (en) | 2007-08-28 |
EP1579427A4 (en) | 2007-05-16 |
US20080195384A1 (en) | 2008-08-14 |
US20040158463A1 (en) | 2004-08-12 |
KR20050091082A (ko) | 2005-09-14 |
WO2004064041A1 (en) | 2004-07-29 |
US20110264448A1 (en) | 2011-10-27 |
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