PL2532001T3 - Dekoder sygnału audio, koder sygnału audio, sposoby i program komputerowy wykorzystujące zależne od częstotliwości próbkowania kodowanie krzywej dopasowania czasowego - Google Patents
Dekoder sygnału audio, koder sygnału audio, sposoby i program komputerowy wykorzystujące zależne od częstotliwości próbkowania kodowanie krzywej dopasowania czasowegoInfo
- Publication number
- PL2532001T3 PL2532001T3 PL11707665T PL11707665T PL2532001T3 PL 2532001 T3 PL2532001 T3 PL 2532001T3 PL 11707665 T PL11707665 T PL 11707665T PL 11707665 T PL11707665 T PL 11707665T PL 2532001 T3 PL2532001 T3 PL 2532001T3
- Authority
- PL
- Poland
- Prior art keywords
- audio signal
- methods
- computer program
- sampling rate
- rate dependent
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 2
- 238000004590 computer program Methods 0.000 title 1
- 230000001419 dependent effect Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000005070 sampling Methods 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/04—Time compression or expansion
-
- 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
-
- 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
- G10L19/02—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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
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)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31250310P | 2010-03-10 | 2010-03-10 | |
| PCT/EP2011/053538 WO2011110591A1 (en) | 2010-03-10 | 2011-03-09 | Audio signal decoder, audio signal encoder, methods and computer program using a sampling rate dependent time-warp contour encoding |
| EP20110707665 EP2532001B1 (en) | 2010-03-10 | 2011-03-09 | Audio signal decoder, audio signal encoder, methods and computer program using a sampling rate dependent time-warp contour encoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2532001T3 true PL2532001T3 (pl) | 2014-09-30 |
Family
ID=43829343
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL11707665T PL2532001T3 (pl) | 2010-03-10 | 2011-03-09 | Dekoder sygnału audio, koder sygnału audio, sposoby i program komputerowy wykorzystujące zależne od częstotliwości próbkowania kodowanie krzywej dopasowania czasowego |
| PL11707415T PL2539893T3 (pl) | 2010-03-10 | 2011-03-09 | Dekoder sygnału audio, koder sygnału audio, sposób dekodowania sygnału audio, sposób kodowania sygnału audio i program komputerowy, w których wykorzystywane jest dostosowywanie kontekstu kodowania w zależności od zmian wysokości tonu |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL11707415T PL2539893T3 (pl) | 2010-03-10 | 2011-03-09 | Dekoder sygnału audio, koder sygnału audio, sposób dekodowania sygnału audio, sposób kodowania sygnału audio i program komputerowy, w których wykorzystywane jest dostosowywanie kontekstu kodowania w zależności od zmian wysokości tonu |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US9129597B2 (pl) |
| EP (2) | EP2532001B1 (pl) |
| JP (2) | JP5625076B2 (pl) |
| KR (2) | KR101445294B1 (pl) |
| CN (2) | CN102884572B (pl) |
| AR (2) | AR084465A1 (pl) |
| AU (2) | AU2011226143B9 (pl) |
| BR (2) | BR112012022741B1 (pl) |
| CA (2) | CA2792500C (pl) |
| ES (2) | ES2461183T3 (pl) |
| MX (2) | MX2012010469A (pl) |
| PL (2) | PL2532001T3 (pl) |
| RU (2) | RU2607264C2 (pl) |
| TW (2) | TWI441170B (pl) |
| WO (2) | WO2011110591A1 (pl) |
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| EP2083418A1 (en) * | 2008-01-24 | 2009-07-29 | Deutsche Thomson OHG | Method and Apparatus for determining and using the sampling frequency for decoding watermark information embedded in a received signal sampled with an original sampling frequency at encoder side |
| US9236063B2 (en) | 2010-07-30 | 2016-01-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for dynamic bit allocation |
| US9208792B2 (en) | 2010-08-17 | 2015-12-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for noise injection |
| CN103035249B (zh) * | 2012-11-14 | 2015-04-08 | 北京理工大学 | 一种基于时频平面上下文的音频算术编码方法 |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| US9502044B2 (en) | 2013-05-29 | 2016-11-22 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
| MY171256A (en) | 2013-06-21 | 2019-10-07 | Fraunhofer Ges Forschung | Time scaler, audio decoder, method and a computer program using a quality control |
| SG11201510459YA (en) | 2013-06-21 | 2016-01-28 | Fraunhofer Ges Forschung | Jitter buffer control, audio decoder, method and computer program |
| EP3058567B1 (en) | 2013-10-18 | 2017-06-07 | Telefonaktiebolaget LM Ericsson (publ) | Coding of spectral peak positions |
| AU2014336097B2 (en) * | 2013-10-18 | 2017-01-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Coding of spectral coefficients of a spectrum of an audio signal |
| FR3015754A1 (fr) * | 2013-12-20 | 2015-06-26 | Orange | Re-echantillonnage d'un signal audio cadence a une frequence d'echantillonnage variable selon la trame |
| US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| CN110808056B (zh) * | 2014-03-14 | 2023-10-17 | 瑞典爱立信有限公司 | 音频编码方法和装置 |
| US10770087B2 (en) * | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| WO2016142002A1 (en) * | 2015-03-09 | 2016-09-15 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal |
| CN105070292B (zh) * | 2015-07-10 | 2018-11-16 | 珠海市杰理科技股份有限公司 | 音频文件数据重排序的方法和系统 |
| PL3503097T3 (pl) * | 2016-01-22 | 2024-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Urządzenie oraz sposób do enkodowania lub dekodowania sygnału wielokanałowego z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
| EP3306609A1 (en) | 2016-10-04 | 2018-04-11 | Fraunhofer Gesellschaft zur Förderung der Angewand | Apparatus and method for determining a pitch information |
| KR102383195B1 (ko) | 2017-10-27 | 2022-04-08 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 디코더에서의 노이즈 감쇠 |
| WO2020207593A1 (en) | 2019-04-11 | 2020-10-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, apparatus for determining a set of values defining characteristics of a filter, methods for providing a decoded audio representation, methods for determining a set of values defining characteristics of a filter and computer program |
| WO2021076297A1 (en) * | 2019-10-19 | 2021-04-22 | Google Llc | Self-supervised pitch estimation |
| US12148120B2 (en) * | 2019-12-18 | 2024-11-19 | Ati Technologies Ulc | Frame reprojection for virtual reality and augmented reality |
| US11776562B2 (en) * | 2020-05-29 | 2023-10-03 | Qualcomm Incorporated | Context-aware hardware-based voice activity detection |
| TWI809523B (zh) | 2020-10-06 | 2023-07-21 | 弗勞恩霍夫爾協會 | 對一序列資訊值進行算術編碼之算術編碼器與進行算數解碼之算數解碼器及用以算術編碼與解碼一序列資訊值之方法及實行該等方法之電腦程式 |
| AU2021359779B2 (en) | 2020-10-13 | 2025-05-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding a plurality of audio objects and apparatus and method for decoding using two or more relevant audio objects |
| EP4229630A1 (en) | 2020-10-13 | 2023-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding a plurality of audio objects using direction information during a downmixing or apparatus and method for decoding using an optimized covariance synthesis |
| CN114488105B (zh) * | 2022-04-15 | 2022-08-23 | 四川锐明智通科技有限公司 | 一种基于运动特征及方向模板滤波的雷达目标检测方法 |
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| JP4196235B2 (ja) * | 1999-01-19 | 2008-12-17 | ソニー株式会社 | オーディオデータ処理装置 |
| CN1227646C (zh) * | 1999-05-26 | 2005-11-16 | 皇家菲利浦电子有限公司 | 音频信号传输系统 |
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| JP4364544B2 (ja) * | 2003-04-09 | 2009-11-18 | 株式会社神戸製鋼所 | 音声信号処理装置及びその方法 |
| CN101167125B (zh) * | 2005-03-11 | 2012-02-29 | 高通股份有限公司 | 用于对声码器内的帧进行相位匹配的方法及设备 |
| US8364494B2 (en) * | 2005-04-01 | 2013-01-29 | Qualcomm Incorporated | Systems, methods, and apparatus for split-band filtering and encoding of a wideband signal |
| US7720677B2 (en) * | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
| CN101361113B (zh) * | 2006-08-15 | 2011-11-30 | 美国博通公司 | 丢包后的约束和受控解码 |
| US8024192B2 (en) | 2006-08-15 | 2011-09-20 | Broadcom Corporation | Time-warping of decoded audio signal after packet loss |
| US8239190B2 (en) * | 2006-08-22 | 2012-08-07 | Qualcomm Incorporated | Time-warping frames of wideband vocoder |
| US9653088B2 (en) * | 2007-06-13 | 2017-05-16 | Qualcomm Incorporated | Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding |
| EP2015293A1 (en) | 2007-06-14 | 2009-01-14 | Deutsche Thomson OHG | Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain |
| EP2107556A1 (en) * | 2008-04-04 | 2009-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio transform coding using pitch correction |
| PL4376306T3 (pl) * | 2008-07-11 | 2025-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Enkoder audio oraz dekoder audio |
| PL2311033T3 (pl) | 2008-07-11 | 2012-05-31 | Fraunhofer Ges Forschung | Dostarczanie sygnału aktywującego dopasowanie czasowe i kodowanie sygnału audio z jego użyciem |
| MY154452A (en) * | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| US8600737B2 (en) | 2010-06-01 | 2013-12-03 | Qualcomm Incorporated | Systems, methods, apparatus, and computer program products for wideband speech coding |
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2011
- 2011-03-09 PL PL11707665T patent/PL2532001T3/pl unknown
- 2011-03-09 CA CA2792500A patent/CA2792500C/en active Active
- 2011-03-09 MX MX2012010469A patent/MX2012010469A/es active IP Right Grant
- 2011-03-09 TW TW100107905A patent/TWI441170B/zh active
- 2011-03-09 EP EP20110707665 patent/EP2532001B1/en active Active
- 2011-03-09 AU AU2011226143A patent/AU2011226143B9/en active Active
- 2011-03-09 RU RU2012143323A patent/RU2607264C2/ru not_active Application Discontinuation
- 2011-03-09 TW TW100107904A patent/TWI455113B/zh active
- 2011-03-09 WO PCT/EP2011/053538 patent/WO2011110591A1/en not_active Ceased
- 2011-03-09 WO PCT/EP2011/053541 patent/WO2011110594A1/en not_active Ceased
- 2011-03-09 KR KR1020127026461A patent/KR101445294B1/ko active Active
- 2011-03-09 CN CN201180021269.2A patent/CN102884572B/zh active Active
- 2011-03-09 BR BR112012022741-6A patent/BR112012022741B1/pt active IP Right Grant
- 2011-03-09 JP JP2012556506A patent/JP5625076B2/ja active Active
- 2011-03-09 KR KR1020127026462A patent/KR101445296B1/ko active Active
- 2011-03-09 RU RU2012143340/08A patent/RU2586848C2/ru active
- 2011-03-09 ES ES11707415T patent/ES2461183T3/es active Active
- 2011-03-09 CN CN201180023298.2A patent/CN102884573B/zh active Active
- 2011-03-09 BR BR112012022744-0A patent/BR112012022744B1/pt active IP Right Grant
- 2011-03-09 PL PL11707415T patent/PL2539893T3/pl unknown
- 2011-03-09 MX MX2012010439A patent/MX2012010439A/es active IP Right Grant
- 2011-03-09 AU AU2011226140A patent/AU2011226140B2/en active Active
- 2011-03-09 CA CA2792504A patent/CA2792504C/en active Active
- 2011-03-09 ES ES11707665T patent/ES2458354T3/es active Active
- 2011-03-09 EP EP20110707415 patent/EP2539893B1/en active Active
- 2011-03-09 JP JP2012556505A patent/JP5456914B2/ja active Active
- 2011-03-10 AR ARP110100748 patent/AR084465A1/es active IP Right Grant
- 2011-03-10 AR ARP110100746 patent/AR080396A1/es active IP Right Grant
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2012
- 2012-09-06 US US13/604,869 patent/US9129597B2/en active Active
- 2012-09-10 US US13/608,980 patent/US9524726B2/en active Active
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