EP2096629A4 - A classing method and device for sound signal - Google Patents
A classing method and device for sound signalInfo
- Publication number
- EP2096629A4 EP2096629A4 EP07855800A EP07855800A EP2096629A4 EP 2096629 A4 EP2096629 A4 EP 2096629A4 EP 07855800 A EP07855800 A EP 07855800A EP 07855800 A EP07855800 A EP 07855800A EP 2096629 A4 EP2096629 A4 EP 2096629A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- classing
- sound signal
- sound
- signal
- classing method
- 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.)
- Granted
Links
- 230000005236 sound signal Effects 0.000 title 1
Classifications
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
-
- 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
- G10L19/18—Vocoders using multiple modes
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610164456 CN100483509C (en) | 2006-12-05 | 2006-12-05 | Aural signal classification method and device |
| PCT/CN2007/003798 WO2008067735A1 (en) | 2006-12-05 | 2007-12-26 | A classing method and device for sound signal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP2096629A1 EP2096629A1 (en) | 2009-09-02 |
| EP2096629A4 true EP2096629A4 (en) | 2011-01-26 |
| EP2096629B1 EP2096629B1 (en) | 2012-10-24 |
Family
ID=39491665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07855800A Active EP2096629B1 (en) | 2006-12-05 | 2007-12-26 | Method and apparatus for classifying sound signals |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2096629B1 (en) |
| CN (1) | CN100483509C (en) |
| WO (1) | WO2008067735A1 (en) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5168162B2 (en) * | 2009-01-16 | 2013-03-21 | 沖電気工業株式会社 | SOUND SIGNAL ADJUSTMENT DEVICE, PROGRAM AND METHOD, AND TELEPHONE DEVICE |
| CN102714034B (en) * | 2009-10-15 | 2014-06-04 | 华为技术有限公司 | Signal processing method, device and system |
| CN102299693B (en) * | 2010-06-28 | 2017-05-03 | 瀚宇彩晶股份有限公司 | Message adjustment system and method |
| CA3160488C (en) | 2010-07-02 | 2023-09-05 | Dolby International Ab | Audio decoding with selective post filtering |
| CN102446506B (en) * | 2010-10-11 | 2013-06-05 | 华为技术有限公司 | Classification identifying method and equipment of audio signals |
| BR112013026333B1 (en) | 2011-04-28 | 2021-05-18 | Telefonaktiebolaget L M Ericsson (Publ) | frame-based audio signal classification method, audio classifier, audio communication device, and audio codec layout |
| US8990074B2 (en) * | 2011-05-24 | 2015-03-24 | Qualcomm Incorporated | Noise-robust speech coding mode classification |
| US9099098B2 (en) * | 2012-01-20 | 2015-08-04 | Qualcomm Incorporated | Voice activity detection in presence of background noise |
| US9173025B2 (en) | 2012-02-08 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Combined suppression of noise, echo, and out-of-location signals |
| US8712076B2 (en) | 2012-02-08 | 2014-04-29 | Dolby Laboratories Licensing Corporation | Post-processing including median filtering of noise suppression gains |
| EP3113184B1 (en) * | 2012-08-31 | 2017-12-06 | Telefonaktiebolaget LM Ericsson (publ) | Method and device for voice activity detection |
| CN102928713B (en) * | 2012-11-02 | 2017-09-19 | 北京美尔斯通科技发展股份有限公司 | A kind of background noise measuring method of magnetic field antenna |
| SG11201503788UA (en) * | 2012-11-13 | 2015-06-29 | Samsung Electronics Co Ltd | Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals |
| CN104347067B (en) | 2013-08-06 | 2017-04-12 | 华为技术有限公司 | Audio signal classification method and device |
| CN106328169B (en) * | 2015-06-26 | 2018-12-11 | 中兴通讯股份有限公司 | A kind of acquisition methods, activation sound detection method and the device of activation sound amendment frame number |
| CN106328152B (en) * | 2015-06-30 | 2020-01-31 | 芋头科技（杭州）有限公司 | automatic indoor noise pollution identification and monitoring system |
| CN105654944B (en) * | 2015-12-30 | 2019-11-01 | 中国科学院自动化研究所 | It is a kind of merged in short-term with it is long when feature modeling ambient sound recognition methods and device |
| CN107123419A (en) * | 2017-05-18 | 2017-09-01 | 北京大生在线科技有限公司 | The optimization method of background noise reduction in the identification of Sphinx word speeds |
| CN108257617B (en) * | 2018-01-11 | 2021-01-19 | 会听声学科技（北京）有限公司 | Noise scene recognition system and method |
| CN110992989B (en) * | 2019-12-06 | 2022-05-27 | 广州国音智能科技有限公司 | Voice acquisition method and device and computer readable storage medium |
| CN113257276B (en) * | 2021-05-07 | 2024-03-29 | 普联国际有限公司 | Audio scene detection method, device, equipment and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996005592A1 (en) * | 1994-08-10 | 1996-02-22 | Qualcomm Incorporated | Method and apparatus for selecting an encoding rate in a variable rate vocoder |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6691084B2 (en) * | 1998-12-21 | 2004-02-10 | Qualcomm Incorporated | Multiple mode variable rate speech coding |
| US6456964B2 (en) * | 1998-12-21 | 2002-09-24 | Qualcomm, Incorporated | Encoding of periodic speech using prototype waveforms |
| JP3454206B2 (en) * | 1999-11-10 | 2003-10-06 | 三菱電機株式会社 | Noise suppression device and noise suppression method |
| US6983242B1 (en) * | 2000-08-21 | 2006-01-03 | Mindspeed Technologies, Inc. | Method for robust classification in speech coding |
| CN1175398C (en) * | 2000-11-18 | 2004-11-10 | 中兴通讯股份有限公司 | Sound activation detection method for identifying speech and music from noise environment |
| US6694293B2 (en) * | 2001-02-13 | 2004-02-17 | Mindspeed Technologies, Inc. | Speech coding system with a music classifier |
| EP1376539B8 (en) * | 2001-03-28 | 2010-12-15 | Mitsubishi Denki Kabushiki Kaisha | Noise suppressor |
-
2006
- 2006-12-05 CN CN 200610164456 patent/CN100483509C/en active Active
-
2007
- 2007-12-26 WO PCT/CN2007/003798 patent/WO2008067735A1/en active Application Filing
- 2007-12-26 EP EP07855800A patent/EP2096629B1/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996005592A1 (en) * | 1994-08-10 | 1996-02-22 | Qualcomm Incorporated | Method and apparatus for selecting an encoding rate in a variable rate vocoder |
Non-Patent Citations (3)
| Title |
|---|
| "Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Audio codec processing functions; Extended Adaptive Multi-Rate - Wideband (AMR-WB+) codec; Transcoding functions (3GPP TS 26.290 version 6.3.0 Release 6); ETSI TS 126 290", ETSI STANDARDS, LIS, SOPHIA ANTIPOLIS CEDEX, FRANCE, vol. 3-SA4, no. V6.3.0, 1 June 2005 (2005-06-01), XP014030612, ISSN: 0000-0001 * |
| JELINEK M ET AL: "Robust signal/noise discrimination for wideband speech and audio coding", SPEECH CODING, 2000. PROCEEDINGS. 2000 IEEE WORKSHOP ON SEPTEMBER 17-20, 2000, PISCATAWAY, NJ, USA,IEEE, 17 September 2000 (2000-09-17), pages 151 - 153, XP010520072, ISBN: 978-0-7803-6416-5 * |
| See also references of WO2008067735A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2096629B1 (en) | 2012-10-24 |
| WO2008067735A1 (en) | 2008-06-12 |
| EP2096629A1 (en) | 2009-09-02 |
| CN101197135A (en) | 2008-06-11 |
| CN100483509C (en) | 2009-04-29 |
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