BRPI0916449A8 - aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz - Google Patents
aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e vozInfo
- Publication number
- BRPI0916449A8 BRPI0916449A8 BRPI0916449A BRPI0916449A BRPI0916449A8 BR PI0916449 A8 BRPI0916449 A8 BR PI0916449A8 BR PI0916449 A BRPI0916449 A BR PI0916449A BR PI0916449 A BRPI0916449 A BR PI0916449A BR PI0916449 A8 BRPI0916449 A8 BR PI0916449A8
- Authority
- BR
- Brazil
- Prior art keywords
- audio
- voice signal
- decoding
- encoding
- voice
- Prior art date
Links
Classifications
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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
- G10L19/02—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
- G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
-
- 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
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- G10L19/0204—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
-
- 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
- G10L19/04—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
-
- 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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080068377A KR101756834B1 (ko) | 2008-07-14 | 2008-07-14 | 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치 |
PCT/KR2009/003870 WO2010008185A2 (en) | 2008-07-14 | 2009-07-14 | Method and apparatus to encode and decode an audio/speech signal |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0916449A8 true BRPI0916449A8 (pt) | 2017-11-28 |
Family
ID=41505940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0916449A BRPI0916449A8 (pt) | 2008-07-14 | 2009-07-14 | aparelho para codificar um sinal de áudio/voz, aparelho para decodificar sinal de áudio/voz, aparelho de decodificação de sinal de áudio/voz, método de codificar um sinal de áudio/voz, método de decodificar sinal de áudio/voz, e método de decodificar sinais de áudio e voz |
Country Status (10)
Country | Link |
---|---|
US (3) | US8532982B2 (pt) |
EP (1) | EP2313888A4 (pt) |
JP (1) | JP2011528135A (pt) |
KR (1) | KR101756834B1 (pt) |
CN (3) | CN105913851B (pt) |
BR (1) | BRPI0916449A8 (pt) |
IL (1) | IL210664A (pt) |
MX (1) | MX2011000557A (pt) |
MY (1) | MY154100A (pt) |
WO (1) | WO2010008185A2 (pt) |
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US20090006081A1 (en) * | 2007-06-27 | 2009-01-01 | Samsung Electronics Co., Ltd. | Method, medium and apparatus for encoding and/or decoding signal |
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TWI433137B (zh) | 2009-09-10 | 2014-04-01 | Dolby Int Ab | 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法 |
US20110087494A1 (en) * | 2009-10-09 | 2011-04-14 | Samsung Electronics Co., Ltd. | Apparatus and method of encoding audio signal by switching frequency domain transformation scheme and time domain transformation scheme |
CA2793140C (en) | 2010-04-09 | 2016-05-31 | Dolby International Ab | Mdct-based complex prediction stereo coding |
BR112016004299B1 (pt) * | 2013-08-28 | 2022-05-17 | Dolby Laboratories Licensing Corporation | Método, aparelho e meio de armazenamento legível por computador para melhora de fala codificada paramétrica e codificada com forma de onda híbrida |
CN103473836B (zh) * | 2013-08-30 | 2015-11-25 | 福建星网锐捷通讯股份有限公司 | 一种面向安全的具有声音变调功能的室内机及其智能楼宇对讲系统 |
US9685166B2 (en) | 2014-07-26 | 2017-06-20 | Huawei Technologies Co., Ltd. | Classification between time-domain coding and frequency domain coding |
CN105957533B (zh) * | 2016-04-22 | 2020-11-10 | 杭州微纳科技股份有限公司 | 语音压缩方法、语音解压方法及音频编码器、音频解码器 |
US10141009B2 (en) | 2016-06-28 | 2018-11-27 | Pindrop Security, Inc. | System and method for cluster-based audio event detection |
US9824692B1 (en) | 2016-09-12 | 2017-11-21 | Pindrop Security, Inc. | End-to-end speaker recognition using deep neural network |
US10553218B2 (en) | 2016-09-19 | 2020-02-04 | Pindrop Security, Inc. | Dimensionality reduction of baum-welch statistics for speaker recognition |
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US10325601B2 (en) | 2016-09-19 | 2019-06-18 | Pindrop Security, Inc. | Speaker recognition in the call center |
US10397398B2 (en) | 2017-01-17 | 2019-08-27 | Pindrop Security, Inc. | Authentication using DTMF tones |
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 |
US11355103B2 (en) | 2019-01-28 | 2022-06-07 | Pindrop Security, Inc. | Unsupervised keyword spotting and word discovery for fraud analytics |
US11019201B2 (en) | 2019-02-06 | 2021-05-25 | Pindrop Security, Inc. | Systems and methods of gateway detection in a telephone network |
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US11646018B2 (en) | 2019-03-25 | 2023-05-09 | Pindrop Security, Inc. | Detection of calls from voice assistants |
US12015637B2 (en) | 2019-04-08 | 2024-06-18 | Pindrop Security, Inc. | Systems and methods for end-to-end architectures for voice spoofing detection |
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KR101756834B1 (ko) * | 2008-07-14 | 2017-07-12 | 삼성전자주식회사 | 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치 |
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2008
- 2008-07-14 KR KR1020080068377A patent/KR101756834B1/ko active IP Right Grant
-
2009
- 2009-07-14 MX MX2011000557A patent/MX2011000557A/es active IP Right Grant
- 2009-07-14 CN CN201610509620.7A patent/CN105913851B/zh active Active
- 2009-07-14 WO PCT/KR2009/003870 patent/WO2010008185A2/en active Application Filing
- 2009-07-14 EP EP09798088.2A patent/EP2313888A4/en not_active Withdrawn
- 2009-07-14 BR BRPI0916449A patent/BRPI0916449A8/pt not_active Application Discontinuation
- 2009-07-14 CN CN200980135987.5A patent/CN102150202B/zh active Active
- 2009-07-14 MY MYPI2011000202A patent/MY154100A/en unknown
- 2009-07-14 CN CN201610515415.1A patent/CN105957532B/zh active Active
- 2009-07-14 US US12/502,454 patent/US8532982B2/en active Active
- 2009-07-14 JP JP2011518646A patent/JP2011528135A/ja active Pending
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2011
- 2011-01-13 IL IL210664A patent/IL210664A/en active IP Right Grant
-
2013
- 2013-09-06 US US14/020,006 patent/US9355646B2/en active Active
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2016
- 2016-05-09 US US15/149,847 patent/US9728196B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
IL210664A0 (en) | 2011-03-31 |
US20160254005A1 (en) | 2016-09-01 |
US9728196B2 (en) | 2017-08-08 |
US9355646B2 (en) | 2016-05-31 |
US8532982B2 (en) | 2013-09-10 |
CN105957532B (zh) | 2020-04-17 |
CN102150202B (zh) | 2016-08-03 |
IL210664A (en) | 2014-07-31 |
MX2011000557A (es) | 2011-03-15 |
US20140012589A1 (en) | 2014-01-09 |
EP2313888A4 (en) | 2016-08-03 |
MY154100A (en) | 2015-04-30 |
KR20100007651A (ko) | 2010-01-22 |
CN105913851A (zh) | 2016-08-31 |
JP2011528135A (ja) | 2011-11-10 |
US20100010807A1 (en) | 2010-01-14 |
WO2010008185A2 (en) | 2010-01-21 |
CN105913851B (zh) | 2019-12-24 |
CN102150202A (zh) | 2011-08-10 |
EP2313888A2 (en) | 2011-04-27 |
CN105957532A (zh) | 2016-09-21 |
KR101756834B1 (ko) | 2017-07-12 |
WO2010008185A3 (en) | 2010-05-27 |
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