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
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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
- 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 |
|---|---|---|---|
| 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 |
| 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 |
Family Applications Before (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) | EP2539893B1 (pl) |
| JP (2) | JP5456914B2 (pl) |
| KR (2) | KR101445294B1 (pl) |
| CN (2) | CN102884572B (pl) |
| AR (2) | AR084465A1 (pl) |
| AU (2) | AU2011226143B9 (pl) |
| BR (2) | BR112012022744B1 (pl) |
| CA (2) | CA2792504C (pl) |
| ES (2) | ES2461183T3 (pl) |
| MX (2) | MX2012010469A (pl) |
| PL (2) | PL2539893T3 (pl) |
| RU (2) | RU2586848C2 (pl) |
| TW (2) | TWI455113B (pl) |
| WO (2) | WO2011110591A1 (pl) |
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| US8924222B2 (en) | 2010-07-30 | 2014-12-30 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for coding of harmonic signals |
| 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 |
| US9980074B2 (en) | 2013-05-29 | 2018-05-22 | Qualcomm Incorporated | Quantization step sizes for compression of spatial components of a sound field |
| CA2964368C (en) | 2013-06-21 | 2020-03-31 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Jitter buffer control, audio decoder, method and computer program |
| SG10201708531PA (en) | 2013-06-21 | 2017-12-28 | Fraunhofer Ges Forschung | Time Scaler, Audio Decoder, Method and a Computer Program using a Quality Control |
| RU2638734C2 (ru) * | 2013-10-18 | 2017-12-15 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Кодирование спектральных коэффициентов спектра аудиосигнала |
| MY176776A (en) * | 2013-10-18 | 2020-08-21 | Ericsson Telefon Ab L M | Coding and decoding of spectral peak positions |
| 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 |
| EP4109445B1 (en) * | 2014-03-14 | 2024-10-30 | Telefonaktiebolaget LM Ericsson (publ) | Audio coding method and apparatus |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| US9620137B2 (en) | 2014-05-16 | 2017-04-11 | Qualcomm Incorporated | Determining between scalar and vector quantization in higher order ambisonic coefficients |
| US10770087B2 (en) * | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic 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 |
| KR102230727B1 (ko) * | 2016-01-22 | 2021-03-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 광대역 정렬 파라미터 및 복수의 협대역 정렬 파라미터들을 사용하여 다채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법 |
| EP3306609A1 (en) * | 2016-10-04 | 2018-04-11 | Fraunhofer Gesellschaft zur Förderung der Angewand | Apparatus and method for determining a pitch information |
| RU2744485C1 (ru) * | 2017-10-27 | 2021-03-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Ослабление шума в декодере |
| 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 |
| US11756530B2 (en) * | 2019-10-19 | 2023-09-12 | 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 |
| JP2023546850A (ja) | 2020-10-13 | 2023-11-08 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | ダウンミックス中に方向情報を使用して複数の音声オブジェクトをエンコードするための装置および方法、または最適化された共分散合成を使用してデコードするための装置および方法 |
| WO2022079049A2 (en) * | 2020-10-13 | 2022-04-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding a plurality of audio objects or apparatus and method for decoding using two or more relevant audio objects |
| 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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| 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 |
| ATE539433T1 (de) | 2008-07-11 | 2012-01-15 | Fraunhofer Ges Forschung | Bereitstellen eines zeitverzerrungsaktivierungssignals und codierung eines audiosignals damit |
| PL4376307T3 (pl) * | 2008-07-11 | 2025-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sposób dekodowania audio |
| MY154452A (en) * | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
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2011
- 2011-03-09 TW TW100107904A patent/TWI455113B/zh active
- 2011-03-09 KR KR1020127026461A patent/KR101445294B1/ko active Active
- 2011-03-09 BR BR112012022744-0A patent/BR112012022744B1/pt active IP Right Grant
- 2011-03-09 WO PCT/EP2011/053538 patent/WO2011110591A1/en not_active Ceased
- 2011-03-09 RU RU2012143340/08A patent/RU2586848C2/ru active
- 2011-03-09 ES ES11707415T patent/ES2461183T3/es active Active
- 2011-03-09 JP JP2012556505A patent/JP5456914B2/ja active Active
- 2011-03-09 CN CN201180021269.2A patent/CN102884572B/zh active Active
- 2011-03-09 PL PL11707415T patent/PL2539893T3/pl unknown
- 2011-03-09 RU RU2012143323A patent/RU2607264C2/ru not_active Application Discontinuation
- 2011-03-09 TW TW100107905A patent/TWI441170B/zh active
- 2011-03-09 CN CN201180023298.2A patent/CN102884573B/zh active Active
- 2011-03-09 AU AU2011226143A patent/AU2011226143B9/en active Active
- 2011-03-09 EP EP20110707415 patent/EP2539893B1/en active Active
- 2011-03-09 MX MX2012010469A patent/MX2012010469A/es active IP Right Grant
- 2011-03-09 CA CA2792504A patent/CA2792504C/en active Active
- 2011-03-09 CA CA2792500A patent/CA2792500C/en active Active
- 2011-03-09 EP EP20110707665 patent/EP2532001B1/en active Active
- 2011-03-09 PL PL11707665T patent/PL2532001T3/pl unknown
- 2011-03-09 JP JP2012556506A patent/JP5625076B2/ja active Active
- 2011-03-09 BR BR112012022741-6A patent/BR112012022741B1/pt active IP Right Grant
- 2011-03-09 AU AU2011226140A patent/AU2011226140B2/en active Active
- 2011-03-09 KR KR1020127026462A patent/KR101445296B1/ko active Active
- 2011-03-09 WO PCT/EP2011/053541 patent/WO2011110594A1/en not_active Ceased
- 2011-03-09 ES ES11707665T patent/ES2458354T3/es active Active
- 2011-03-09 MX MX2012010439A patent/MX2012010439A/es active IP Right Grant
- 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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