RU2676041C1 - Аудиокодер и аудиодекодер - Google Patents
Аудиокодер и аудиодекодер Download PDFInfo
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- RU2676041C1 RU2676041C1 RU2018101246A RU2018101246A RU2676041C1 RU 2676041 C1 RU2676041 C1 RU 2676041C1 RU 2018101246 A RU2018101246 A RU 2018101246A RU 2018101246 A RU2018101246 A RU 2018101246A RU 2676041 C1 RU2676041 C1 RU 2676041C1
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- 239000013598 vector Substances 0.000 claims abstract description 204
- 239000011159 matrix material Substances 0.000 claims abstract description 137
- 238000000034 method Methods 0.000 claims abstract description 82
- 238000012545 processing Methods 0.000 claims abstract description 9
- 239000012634 fragment Substances 0.000 claims description 26
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- 238000013459 approach Methods 0.000 description 21
- 238000009826 distribution Methods 0.000 description 15
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- 238000013139 quantization Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
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Images
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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| US61/827,264 | 2013-05-24 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2015155311A Division RU2643489C2 (ru) | 2013-05-24 | 2014-05-23 | Аудиокодер и аудиодекодер |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2018144368A Division RU2710909C1 (ru) | 2013-05-24 | 2018-12-14 | Аудиокодер и аудиодекодер |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2676041C1 true RU2676041C1 (ru) | 2018-12-25 |
Family
ID=50771514
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2018101246A RU2676041C1 (ru) | 2013-05-24 | 2014-05-23 | Аудиокодер и аудиодекодер |
| RU2015155311A RU2643489C2 (ru) | 2013-05-24 | 2014-05-23 | Аудиокодер и аудиодекодер |
| RU2018144368A RU2710909C1 (ru) | 2013-05-24 | 2018-12-14 | Аудиокодер и аудиодекодер |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2015155311A RU2643489C2 (ru) | 2013-05-24 | 2014-05-23 | Аудиокодер и аудиодекодер |
| RU2018144368A RU2710909C1 (ru) | 2013-05-24 | 2018-12-14 | Аудиокодер и аудиодекодер |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (https=) |
| EP (6) | EP3605532B1 (https=) |
| JP (7) | JP6105159B2 (https=) |
| KR (10) | KR102384348B1 (https=) |
| CN (2) | CN110085238B (https=) |
| AU (1) | AU2014270301B2 (https=) |
| BR (1) | BR112015029031B1 (https=) |
| CA (5) | CA2990261C (https=) |
| DK (1) | DK3005350T3 (https=) |
| ES (4) | ES2629025T3 (https=) |
| IL (1) | IL242410B (https=) |
| MX (3) | MX375380B (https=) |
| MY (2) | MY199032A (https=) |
| PL (1) | PL3005350T3 (https=) |
| RU (3) | RU2676041C1 (https=) |
| SG (2) | SG10201710019SA (https=) |
| UA (1) | UA112833C2 (https=) |
| WO (1) | WO2014187988A2 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105229731B (zh) | 2013-05-24 | 2017-03-15 | 杜比国际公司 | 根据下混的音频场景的重构 |
| SG10201710019SA (en) * | 2013-05-24 | 2018-01-30 | Dolby Int Ab | Audio Encoder And Decoder |
| RU2630754C2 (ru) | 2013-05-24 | 2017-09-12 | Долби Интернешнл Аб | Эффективное кодирование звуковых сцен, содержащих звуковые объекты |
| BR112015029113B1 (pt) | 2013-05-24 | 2022-03-22 | Dolby International Ab | Método para a codificação de objetos de áudio como um fluxo de dados, método para a reconstrução de objetos de áudio com base em um fluxo de dados e decodificador para reconstruir objetos de áudio com base em um fluxo de dados |
| MY204539A (en) | 2013-05-24 | 2024-09-03 | Dolby Int Ab | Coding of audio scenes |
| JP6396452B2 (ja) | 2013-10-21 | 2018-09-26 | ドルビー・インターナショナル・アーベー | オーディオ・エンコーダおよびデコーダ |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| GB2528460B (en) | 2014-07-21 | 2018-05-30 | Gurulogic Microsystems Oy | Encoder, decoder and method |
| JP2018526669A (ja) * | 2015-07-06 | 2018-09-13 | ノキア テクノロジーズ オサケユイチア | オーディオ信号デコーダのためのビット・エラー検出器 |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| US9961475B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from object-based audio to HOA |
| KR102546098B1 (ko) * | 2016-03-21 | 2023-06-22 | 한국전자통신연구원 | 블록 기반의 오디오 부호화/복호화 장치 및 그 방법 |
| CN107886960B (zh) * | 2016-09-30 | 2020-12-01 | 华为技术有限公司 | 一种音频信号重建方法及装置 |
| EP4202921B1 (en) | 2020-09-28 | 2026-04-08 | Samsung Electronics Co., Ltd. | Audio encoding apparatus and audio decoding apparatus |
| US12259827B2 (en) * | 2023-01-31 | 2025-03-25 | Avago Technologies International Sales Pte. Limited | Systems and methods for address scrambling |
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| US20050053242A1 (en) * | 2001-07-10 | 2005-03-10 | Fredrik Henn | Efficient and scalable parametric stereo coding for low bitrate applications |
| US20090030678A1 (en) * | 2006-02-24 | 2009-01-29 | France Telecom | Method for Binary Coding of Quantization Indices of a Signal Envelope, Method for Decoding a Signal Envelope and Corresponding Coding and Decoding Modules |
| WO2010086216A1 (en) * | 2009-01-28 | 2010-08-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| US20110022402A1 (en) * | 2006-10-16 | 2011-01-27 | Dolby Sweden Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| WO2011142566A2 (en) * | 2010-05-10 | 2011-11-17 | Samsung Electronics Co., Ltd. | Method and apparatus for processing video frame by using difference between pixel values |
| RU2010138572A (ru) * | 2008-03-19 | 2012-03-27 | Панасоник Корпорэйшн (Jp) | Устройство кодирования стереофонических сигналов, устройство декодирования стереофонических сигналов и реализуемые ими способы |
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| JP6096789B2 (ja) * | 2011-11-01 | 2017-03-15 | コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． | オーディオオブジェクトのエンコーディング及びデコーディング |
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2014
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active Active
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active Active
- 2014-05-23 CA CA3251568A patent/CA3251568A1/en active Pending
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Active
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
- 2014-05-23 EP EP25213259.2A patent/EP4700767A3/en active Pending
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Active
- 2014-05-23 KR KR1020237028826A patent/KR102715092B1/ko active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
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- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 MY MYPI2019003013A patent/MY199032A/en unknown
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active Active
- 2014-05-23 EP EP23205287.8A patent/EP4290510B1/en active Active
- 2014-05-23 ES ES23205287T patent/ES3057878T3/es active Active
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 KR KR1020247033073A patent/KR20240151867A/ko active Pending
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Active
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en not_active Ceased
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active Active
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active Active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 MX MX2017010953A patent/MX375380B/es unknown
- 2014-05-23 CA CA3163664A patent/CA3163664C/en active Active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
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2015
- 2015-11-02 IL IL242410A patent/IL242410B/en active IP Right Grant
- 2015-11-19 MX MX2020010038A patent/MX2020010038A/es unknown
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2017
- 2017-03-01 JP JP2017038524A patent/JP6573640B2/ja active Active
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