WO2008100385A3 - Embedded silence and background noise compression - Google Patents
Embedded silence and background noise compression Download PDFInfo
- Publication number
- WO2008100385A3 WO2008100385A3 PCT/US2008/001356 US2008001356W WO2008100385A3 WO 2008100385 A3 WO2008100385 A3 WO 2008100385A3 US 2008001356 W US2008001356 W US 2008001356W WO 2008100385 A3 WO2008100385 A3 WO 2008100385A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- inactive speech
- speech signal
- narrowband
- signal
- inactive
- Prior art date
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Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/012—Comfort noise or silence coding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—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 spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
- G10L19/0208—Subband vocoders
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT08725056T ATE484053T1 (en) | 2007-02-14 | 2008-02-01 | EMBEDDED COMPRESSION FOR QUIET AND BACKGROUND NOISE |
JP2009549588A JP5096498B2 (en) | 2007-02-14 | 2008-02-01 | Embedded silence and background noise compression |
CN2008800047744A CN101606196B (en) | 2007-02-14 | 2008-02-01 | Embedded silence and background noise compression |
EP08725056A EP2118891B1 (en) | 2007-02-14 | 2008-02-01 | Embedded silence and background noise compression |
DE602008002902T DE602008002902D1 (en) | 2007-02-14 | 2008-02-01 | EMBEDDED COMPRESSION FOR CALM AND BACKGROUND RUSH |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90119107P | 2007-02-14 | 2007-02-14 | |
US60/901,191 | 2007-02-14 | ||
US12/002,131 US8032359B2 (en) | 2007-02-14 | 2007-12-14 | Embedded silence and background noise compression |
US12/002,131 | 2007-12-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2008100385A2 WO2008100385A2 (en) | 2008-08-21 |
WO2008100385A3 true WO2008100385A3 (en) | 2009-04-23 |
WO2008100385A4 WO2008100385A4 (en) | 2009-06-11 |
Family
ID=39686599
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2008/001356 WO2008100385A2 (en) | 2007-02-14 | 2008-02-01 | Embedded silence and background noise compression |
Country Status (7)
Country | Link |
---|---|
US (2) | US8032359B2 (en) |
EP (2) | EP2118891B1 (en) |
JP (1) | JP5096498B2 (en) |
CN (2) | CN102592600B (en) |
AT (2) | ATE533148T1 (en) |
DE (1) | DE602008002902D1 (en) |
WO (1) | WO2008100385A2 (en) |
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DE102008009719A1 (en) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Method and means for encoding background noise information |
DE102008009718A1 (en) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Method and means for encoding background noise information |
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CN101483495B (en) | 2008-03-20 | 2012-02-15 | 华为技术有限公司 | Background noise generation method and noise processing apparatus |
CN101335000B (en) | 2008-03-26 | 2010-04-21 | 华为技术有限公司 | Method and apparatus for encoding |
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US8532983B2 (en) * | 2008-09-06 | 2013-09-10 | Huawei Technologies Co., Ltd. | Adaptive frequency prediction for encoding or decoding an audio signal |
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WO2010031003A1 (en) | 2008-09-15 | 2010-03-18 | Huawei Technologies Co., Ltd. | Adding second enhancement layer to celp based core layer |
WO2010031049A1 (en) * | 2008-09-15 | 2010-03-18 | GH Innovation, Inc. | Improving celp post-processing for music signals |
US7889721B2 (en) * | 2008-10-13 | 2011-02-15 | General Instrument Corporation | Selecting an adaptor mode and communicating data based on the selected adaptor mode |
KR101539268B1 (en) * | 2008-12-22 | 2015-07-24 | 삼성전자주식회사 | Apparatus and method for noise suppress in a receiver |
EP2237269B1 (en) | 2009-04-01 | 2013-02-20 | Motorola Mobility LLC | Apparatus and method for processing an encoded audio data signal |
JP5223786B2 (en) * | 2009-06-10 | 2013-06-26 | 富士通株式会社 | Voice band extending apparatus, voice band extending method, voice band extending computer program, and telephone |
FR2947944A1 (en) * | 2009-07-07 | 2011-01-14 | France Telecom | PERFECTED CODING / DECODING OF AUDIONUMERIC SIGNALS |
FR2947945A1 (en) * | 2009-07-07 | 2011-01-14 | France Telecom | BIT ALLOCATION IN ENCODING / DECODING ENHANCEMENT OF HIERARCHICAL CODING / DECODING OF AUDIONUMERIC SIGNALS |
ES2706061T3 (en) | 2010-01-13 | 2019-03-27 | Voiceage Corp | Audio decoding with direct cancellation of distortion by spectral refolding in the time domain using linear predictive filtering |
EP2540133B1 (en) * | 2010-02-25 | 2014-08-27 | Telefonaktiebolaget LM Ericsson (publ) | Switching off dtx for music |
CN102893330B (en) * | 2010-05-11 | 2015-04-15 | 瑞典爱立信有限公司 | Method and arrangement for processing of audio signals |
US9047875B2 (en) | 2010-07-19 | 2015-06-02 | Futurewei Technologies, Inc. | Spectrum flatness control for bandwidth extension |
US8560330B2 (en) | 2010-07-19 | 2013-10-15 | Futurewei Technologies, Inc. | Energy envelope perceptual correction for high band coding |
KR101826331B1 (en) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | Apparatus and method for encoding and decoding for high frequency bandwidth extension |
EP2657933B1 (en) * | 2010-12-29 | 2016-03-02 | Samsung Electronics Co., Ltd | Coding apparatus and decoding apparatus with bandwidth extension |
CN102332264A (en) * | 2011-09-21 | 2012-01-25 | 哈尔滨工业大学 | Robust mobile speech detecting method |
CN103187065B (en) * | 2011-12-30 | 2015-12-16 | 华为技术有限公司 | The disposal route of voice data, device and system |
US8953724B2 (en) * | 2012-06-27 | 2015-02-10 | Andrew Llc | Canceling narrowband interfering signals in a distributed antenna system |
JP2014074782A (en) * | 2012-10-03 | 2014-04-24 | Sony Corp | Audio transmission device, audio transmission method, audio receiving device and audio receiving method |
US9418671B2 (en) * | 2013-08-15 | 2016-08-16 | Huawei Technologies Co., Ltd. | Adaptive high-pass post-filter |
CN103457703B (en) * | 2013-08-27 | 2017-03-01 | 大连理工大学 | A kind of code-transferring method G.729 arriving AMR12.2 speed |
EP2980790A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for comfort noise generation mode selection |
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CN104378474A (en) * | 2014-11-20 | 2015-02-25 | 惠州Tcl移动通信有限公司 | Mobile terminal and method for lowering communication input noise |
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CN112530454A (en) * | 2020-11-30 | 2021-03-19 | 厦门亿联网络技术股份有限公司 | Method, device and system for detecting narrow-band voice signal and readable storage medium |
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2007
- 2007-12-14 US US12/002,131 patent/US8032359B2/en active Active
-
2008
- 2008-02-01 JP JP2009549588A patent/JP5096498B2/en active Active
- 2008-02-01 CN CN201210022645.6A patent/CN102592600B/en active Active
- 2008-02-01 EP EP08725056A patent/EP2118891B1/en active Active
- 2008-02-01 AT AT10004737T patent/ATE533148T1/en active
- 2008-02-01 WO PCT/US2008/001356 patent/WO2008100385A2/en active Search and Examination
- 2008-02-01 AT AT08725056T patent/ATE484053T1/en not_active IP Right Cessation
- 2008-02-01 DE DE602008002902T patent/DE602008002902D1/en active Active
- 2008-02-01 EP EP10004737A patent/EP2224429B1/en active Active
- 2008-02-01 CN CN2008800047744A patent/CN101606196B/en active Active
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2011
- 2011-09-08 US US13/199,794 patent/US8195450B2/en active Active
Non-Patent Citations (3)
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BENYASSINE A ET AL: "ITU-T RECOMMENDATION G.729 ANNEX B: A SILENCE COMPRESSION SCHEME FOR USE WITH G.729 OPTIMIZED FOR V.70 DIGITAL SIMULTANEOUS VOICE AND DATA APPLICATIONS", IEEE COMMUNICATIONS MAGAZINE, IEEE SERVICE CENTER, PISCATAWAY, US, vol. 35, no. 9, 1 September 1997 (1997-09-01), pages 64 - 73, XP000704425, ISSN: 0163-6804 * |
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Also Published As
Publication number | Publication date |
---|---|
EP2118891A2 (en) | 2009-11-18 |
JP2010518453A (en) | 2010-05-27 |
US8032359B2 (en) | 2011-10-04 |
JP5096498B2 (en) | 2012-12-12 |
CN101606196A (en) | 2009-12-16 |
EP2224429A3 (en) | 2010-09-22 |
EP2224429B1 (en) | 2011-11-09 |
US8195450B2 (en) | 2012-06-05 |
US20080195383A1 (en) | 2008-08-14 |
WO2008100385A2 (en) | 2008-08-21 |
WO2008100385A4 (en) | 2009-06-11 |
CN102592600A (en) | 2012-07-18 |
EP2224429A2 (en) | 2010-09-01 |
CN102592600B (en) | 2016-08-24 |
DE602008002902D1 (en) | 2010-11-18 |
EP2118891B1 (en) | 2010-10-06 |
ATE484053T1 (en) | 2010-10-15 |
CN101606196B (en) | 2012-04-04 |
ATE533148T1 (en) | 2011-11-15 |
US20110320194A1 (en) | 2011-12-29 |
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