BR112018007172B1 - Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro - Google Patents
Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro Download PDFInfo
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- BR112018007172B1 BR112018007172B1 BR112018007172-2A BR112018007172A BR112018007172B1 BR 112018007172 B1 BR112018007172 B1 BR 112018007172B1 BR 112018007172 A BR112018007172 A BR 112018007172A BR 112018007172 B1 BR112018007172 B1 BR 112018007172B1
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- 238000000034 method Methods 0.000 title claims abstract description 100
- 230000001419 dependent effect Effects 0.000 claims description 38
- 230000006872 improvement Effects 0.000 claims description 14
- 230000010076 replication Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- 230000002708 enhancing effect Effects 0.000 abstract description 13
- 239000010410 layer Substances 0.000 description 432
- 230000006837 decompression Effects 0.000 description 31
- 230000005540 biological transmission Effects 0.000 description 20
- 230000000295 complement effect Effects 0.000 description 13
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000005236 sound signal Effects 0.000 description 6
- 230000003595 spectral effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
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- 230000004075 alteration Effects 0.000 description 1
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- 230000002950 deficient Effects 0.000 description 1
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- 239000002356 single layer Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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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
- G10L19/02—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
- G10L19/04—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
- G10L19/16—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
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- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15306589 | 2015-10-08 | ||
| EP15306589.1 | 2015-10-08 | ||
| EP15306653 | 2015-10-15 | ||
| EP15306653.5 | 2015-10-15 | ||
| US201662361461P | 2016-07-12 | 2016-07-12 | |
| US201662361416P | 2016-07-12 | 2016-07-12 | |
| US62/361.416 | 2016-07-12 | ||
| US62/361.461 | 2016-07-12 | ||
| PCT/EP2016/073969 WO2017060410A1 (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112018007172A2 BR112018007172A2 (pt) | 2018-10-16 |
| BR112018007172B1 true BR112018007172B1 (pt) | 2023-05-16 |
Family
ID=58487849
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR122021007299-0A BR122021007299B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro |
| BR122022025396-2A BR122022025396B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
| BR112018007172-2A BR112018007172B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro |
| BR122022025393-8A BR122022025393B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
| BR122019020650-3A BR122019020650B1 (pt) | 2015-10-08 | 2016-10-07 | Método e aparelho para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR122021007299-0A BR122021007299B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro |
| BR122022025396-2A BR122022025396B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR122022025393-8A BR122022025393B1 (pt) | 2015-10-08 | 2016-10-07 | Método para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
| BR122019020650-3A BR122019020650B1 (pt) | 2015-10-08 | 2016-10-07 | Método e aparelho para decodificar uma representação de som ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro, e meio legível por computador |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US10529343B2 (enExample) |
| EP (3) | EP3360133B8 (enExample) |
| JP (3) | JP6797198B2 (enExample) |
| KR (2) | KR102715677B1 (enExample) |
| CN (6) | CN116206617A (enExample) |
| AU (3) | AU2016336258B2 (enExample) |
| BR (5) | BR122021007299B1 (enExample) |
| CA (3) | CA3217921A1 (enExample) |
| CL (1) | CL2018000889A1 (enExample) |
| EA (1) | EA033756B1 (enExample) |
| ES (1) | ES2918523T3 (enExample) |
| IL (5) | IL300036B2 (enExample) |
| MX (2) | MX374441B (enExample) |
| MY (1) | MY193124A (enExample) |
| PH (1) | PH12018500702B1 (enExample) |
| SA (3) | SA521430003B1 (enExample) |
| TW (2) | TWI703558B (enExample) |
| WO (1) | WO2017060410A1 (enExample) |
| ZA (4) | ZA202001983B (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9818413B2 (en) * | 2014-03-21 | 2017-11-14 | Dolby Laboratories Licensing Corporation | Method for compressing a higher order ambisonics signal, method for decompressing (HOA) a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| EP2922057A1 (en) | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| CN116206617A (zh) * | 2015-10-08 | 2023-06-02 | 杜比国际公司 | 用于压缩声音或声场表示的分层编解码 |
| US10264386B1 (en) * | 2018-02-09 | 2019-04-16 | Google Llc | Directional emphasis in ambisonics |
| EP4147230B1 (en) | 2020-05-08 | 2024-11-13 | Microsoft Technology Licensing, LLC | System and method for data augmentation for multi-microphone signal processing |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4771674B2 (ja) * | 2004-09-02 | 2011-09-14 | パナソニック株式会社 | 音声符号化装置、音声復号化装置及びこれらの方法 |
| US7903824B2 (en) | 2005-01-10 | 2011-03-08 | Agere Systems Inc. | Compact side information for parametric coding of spatial audio |
| DE602007002385D1 (de) | 2006-02-06 | 2009-10-22 | France Telecom | Verfahren und vorrichtung zur hierarchischen kodiecodierverfahren und gerät, programme und signal |
| PL1989920T3 (pl) | 2006-02-21 | 2010-07-30 | Koninl Philips Electronics Nv | Kodowanie i dekodowanie dźwięku |
| GB2467668B (en) | 2007-10-03 | 2011-12-07 | Creative Tech Ltd | Spatial audio analysis and synthesis for binaural reproduction and format conversion |
| EP2407964A2 (en) * | 2009-03-13 | 2012-01-18 | Panasonic Corporation | Speech encoding device, speech decoding device, speech encoding method, and speech decoding method |
| EP2395505A1 (en) * | 2010-06-11 | 2011-12-14 | Thomson Licensing | Method and apparatus for searching in a layered hierarchical bit stream followed by replay, said bit stream including a base layer and at least one enhancement layer |
| EP2665208A1 (en) | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| US9288603B2 (en) | 2012-07-15 | 2016-03-15 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding |
| US9589571B2 (en) * | 2012-07-19 | 2017-03-07 | Dolby Laboratories Licensing Corporation | Method and device for improving the rendering of multi-channel audio signals |
| US9516446B2 (en) * | 2012-07-20 | 2016-12-06 | Qualcomm Incorporated | Scalable downmix design for object-based surround codec with cluster analysis by synthesis |
| US9460729B2 (en) | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| US9613660B2 (en) | 2013-04-05 | 2017-04-04 | Dts, Inc. | Layered audio reconstruction system |
| EP3005354B1 (en) | 2013-06-05 | 2019-07-03 | Dolby International AB | Method for encoding audio signals, apparatus for encoding audio signals, method for decoding audio signals and apparatus for decoding audio signals |
| US9489955B2 (en) * | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| EP2922057A1 (en) | 2014-03-21 | 2015-09-23 | Thomson Licensing | Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| US9818413B2 (en) | 2014-03-21 | 2017-11-14 | Dolby Laboratories Licensing Corporation | Method for compressing a higher order ambisonics signal, method for decompressing (HOA) a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal |
| US10140996B2 (en) * | 2014-10-10 | 2018-11-27 | Qualcomm Incorporated | Signaling layers for scalable coding of higher order ambisonic audio data |
| CN116206617A (zh) * | 2015-10-08 | 2023-06-02 | 杜比国际公司 | 用于压缩声音或声场表示的分层编解码 |
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2016
- 2016-10-07 CN CN202310235159.0A patent/CN116206617A/zh active Pending
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- 2016-10-07 WO PCT/EP2016/073969 patent/WO2017060410A1/en not_active Ceased
- 2016-10-07 EP EP16778365.3A patent/EP3360133B8/en active Active
- 2016-10-07 CN CN201680058435.9A patent/CN108140392B/zh active Active
- 2016-10-07 KR KR1020187012716A patent/KR102715677B1/ko active Active
- 2016-10-07 CA CA3217926A patent/CA3217926C/en active Active
- 2016-10-07 BR BR122021007299-0A patent/BR122021007299B1/pt active IP Right Grant
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- 2016-10-07 TW TW105132570A patent/TWI703558B/zh active
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- 2016-10-07 CN CN202310248975.5A patent/CN116259326A/zh active Pending
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- 2016-10-07 MX MX2018004163A patent/MX374441B/es active IP Right Grant
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2018
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- 2018-03-28 PH PH12018500702A patent/PH12018500702B1/en unknown
- 2018-04-01 SA SA521430003A patent/SA521430003B1/ar unknown
- 2018-04-01 SA SA518391259A patent/SA518391259B1/ar unknown
- 2018-04-01 SA SA520412522A patent/SA520412522B1/ar unknown
- 2018-04-05 MX MX2020008983A patent/MX2020008983A/es unknown
- 2018-04-05 CL CL2018000889A patent/CL2018000889A1/es unknown
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2019
- 2019-11-26 US US16/695,741 patent/US20200098377A1/en not_active Abandoned
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2020
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2023
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