SG11201607971TA - Signal classifying method and device, and audio encoding method and device using same - Google Patents
Signal classifying method and device, and audio encoding method and device using sameInfo
- Publication number
- SG11201607971TA SG11201607971TA SG11201607971TA SG11201607971TA SG11201607971TA SG 11201607971T A SG11201607971T A SG 11201607971TA SG 11201607971T A SG11201607971T A SG 11201607971TA SG 11201607971T A SG11201607971T A SG 11201607971TA SG 11201607971T A SG11201607971T A SG 11201607971TA
- Authority
- SG
- Singapore
- Prior art keywords
- same
- audio encoding
- signal classifying
- encoding method
- classifying method
- Prior art date
Links
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
- G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/02—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
- G10L19/0212—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 orthogonal transformation
-
- 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
- G10L19/02—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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
- G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]
-
- 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)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461943638P | 2014-02-24 | 2014-02-24 | |
| US201462029672P | 2014-07-28 | 2014-07-28 | |
| PCT/KR2015/001783 WO2015126228A1 (ko) | 2014-02-24 | 2015-02-24 | 신호 분류 방법 및 장치, 및 이를 이용한 오디오 부호화방법 및 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201607971TA true SG11201607971TA (en) | 2016-11-29 |
Family
ID=53878629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201607971TA SG11201607971TA (en) | 2014-02-24 | 2015-02-24 | Signal classifying method and device, and audio encoding method and device using same |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US10090004B2 (ko) |
| EP (1) | EP3109861B1 (ko) |
| JP (1) | JP6599368B2 (ko) |
| KR (3) | KR102552293B1 (ko) |
| CN (2) | CN106256001B (ko) |
| ES (1) | ES2702455T3 (ko) |
| SG (1) | SG11201607971TA (ko) |
| WO (1) | WO2015126228A1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO2780522T3 (ko) | 2014-05-15 | 2018-06-09 | ||
| CN111177454B (zh) * | 2019-12-11 | 2023-05-30 | 广州荔支网络技术有限公司 | 一种音频节目分类的修正方法 |
| US20240038258A1 (en) * | 2020-08-18 | 2024-02-01 | Dolby Laboratories Licensing Corporation | Audio content identification |
| CN115881138A (zh) * | 2021-09-29 | 2023-03-31 | 华为技术有限公司 | 解码方法、装置、设备、存储介质及计算机程序产品 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6453285B1 (en) * | 1998-08-21 | 2002-09-17 | Polycom, Inc. | Speech activity detector for use in noise reduction system, and methods therefor |
| JP3616307B2 (ja) * | 2000-05-22 | 2005-02-02 | 日本電信電話株式会社 | 音声・楽音信号符号化方法及びこの方法を実行するプログラムを記録した記録媒体 |
| CA2388439A1 (en) * | 2002-05-31 | 2003-11-30 | Voiceage Corporation | A method and device for efficient frame erasure concealment in linear predictive based speech codecs |
| ATE543179T1 (de) * | 2002-09-04 | 2012-02-15 | Microsoft Corp | Entropische kodierung mittels anpassung des kodierungsmodus zwischen niveau- und lauflängenniveau-modus |
| RU2426179C2 (ru) * | 2006-10-10 | 2011-08-10 | Квэлкомм Инкорпорейтед | Способ и устройство для кодирования и декодирования аудиосигналов |
| KR100883656B1 (ko) * | 2006-12-28 | 2009-02-18 | 삼성전자주식회사 | 오디오 신호의 분류 방법 및 장치와 이를 이용한 오디오신호의 부호화/복호화 방법 및 장치 |
| CN101025918B (zh) * | 2007-01-19 | 2011-06-29 | 清华大学 | 一种语音/音乐双模编解码无缝切换方法 |
| US9495971B2 (en) * | 2007-08-27 | 2016-11-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Transient detector and method for supporting encoding of an audio signal |
| CN101393741A (zh) * | 2007-09-19 | 2009-03-25 | 中兴通讯股份有限公司 | 一种宽带音频编解码器中的音频信号分类装置及分类方法 |
| KR101221919B1 (ko) * | 2008-03-03 | 2013-01-15 | 연세대학교 산학협력단 | 오디오 신호 처리 방법 및 장치 |
| AU2009220341B2 (en) | 2008-03-04 | 2011-09-22 | Lg Electronics Inc. | Method and apparatus for processing an audio signal |
| WO2010001393A1 (en) * | 2008-06-30 | 2010-01-07 | Waves Audio Ltd. | Apparatus and method for classification and segmentation of audio content, based on the audio signal |
| CA2730196C (en) * | 2008-07-11 | 2014-10-21 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and discriminator for classifying different segments of a signal |
| EP2304723B1 (en) * | 2008-07-11 | 2012-10-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | An apparatus and a method for decoding an encoded audio signal |
| KR101230183B1 (ko) | 2008-07-14 | 2013-02-15 | 광운대학교 산학협력단 | 오디오 신호의 상태결정 장치 |
| KR101261677B1 (ko) * | 2008-07-14 | 2013-05-06 | 광운대학교 산학협력단 | 음성/음악 통합 신호의 부호화/복호화 장치 |
| WO2010008173A2 (ko) * | 2008-07-14 | 2010-01-21 | 한국전자통신연구원 | 오디오 신호의 상태결정 장치 |
| KR101381513B1 (ko) | 2008-07-14 | 2014-04-07 | 광운대학교 산학협력단 | 음성/음악 통합 신호의 부호화/복호화 장치 |
| KR101073934B1 (ko) * | 2008-12-22 | 2011-10-17 | 한국전자통신연구원 | 음성/음악 판별장치 및 방법 |
| CN102044244B (zh) | 2009-10-15 | 2011-11-16 | 华为技术有限公司 | 信号分类方法和装置 |
| CN102237085B (zh) * | 2010-04-26 | 2013-08-14 | 华为技术有限公司 | 音频信号的分类方法及装置 |
| RU2010152225A (ru) * | 2010-12-20 | 2012-06-27 | ЭлЭсАй Корпорейшн (US) | Обнаружение музыки с использованием анализа спектральных пиков |
| CN102543079A (zh) * | 2011-12-21 | 2012-07-04 | 南京大学 | 一种实时的音频信号分类方法及设备 |
| US9111531B2 (en) * | 2012-01-13 | 2015-08-18 | Qualcomm Incorporated | Multiple coding mode signal classification |
| WO2014010175A1 (ja) * | 2012-07-09 | 2014-01-16 | パナソニック株式会社 | 符号化装置及び符号化方法 |
| CN108074579B (zh) | 2012-11-13 | 2022-06-24 | 三星电子株式会社 | 用于确定编码模式的方法以及音频编码方法 |
-
2015
- 2015-02-24 WO PCT/KR2015/001783 patent/WO2015126228A1/ko active Application Filing
- 2015-02-24 CN CN201580021378.2A patent/CN106256001B/zh active Active
- 2015-02-24 US US15/121,257 patent/US10090004B2/en active Active
- 2015-02-24 KR KR1020227036099A patent/KR102552293B1/ko active IP Right Grant
- 2015-02-24 KR KR1020167023217A patent/KR102354331B1/ko active IP Right Grant
- 2015-02-24 EP EP15751981.0A patent/EP3109861B1/en active Active
- 2015-02-24 JP JP2016570753A patent/JP6599368B2/ja active Active
- 2015-02-24 SG SG11201607971TA patent/SG11201607971TA/en unknown
- 2015-02-24 KR KR1020227001823A patent/KR102457290B1/ko active IP Right Grant
- 2015-02-24 ES ES15751981T patent/ES2702455T3/es active Active
- 2015-02-24 CN CN201911345336.0A patent/CN110992965A/zh active Pending
-
2018
- 2018-10-01 US US16/148,708 patent/US10504540B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR102552293B1 (ko) | 2023-07-06 |
| EP3109861A1 (en) | 2016-12-28 |
| CN106256001B (zh) | 2020-01-21 |
| KR20220013009A (ko) | 2022-02-04 |
| KR20220148302A (ko) | 2022-11-04 |
| US20190103129A1 (en) | 2019-04-04 |
| CN106256001A (zh) | 2016-12-21 |
| CN110992965A (zh) | 2020-04-10 |
| EP3109861A4 (en) | 2017-11-01 |
| WO2015126228A1 (ko) | 2015-08-27 |
| US20170011754A1 (en) | 2017-01-12 |
| JP2017511905A (ja) | 2017-04-27 |
| KR102457290B1 (ko) | 2022-10-20 |
| ES2702455T3 (es) | 2019-03-01 |
| JP6599368B2 (ja) | 2019-10-30 |
| US10504540B2 (en) | 2019-12-10 |
| EP3109861B1 (en) | 2018-12-12 |
| KR102354331B1 (ko) | 2022-01-21 |
| US10090004B2 (en) | 2018-10-02 |
| KR20160125397A (ko) | 2016-10-31 |
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