CA3217921A1 - Layered coding for compressed sound or sound field representations - Google Patents
Layered coding for compressed sound or sound field representationsInfo
- Publication number
- CA3217921A1 CA3217921A1 CA3217921A CA3217921A CA3217921A1 CA 3217921 A1 CA3217921 A1 CA 3217921A1 CA 3217921 A CA3217921 A CA 3217921A CA 3217921 A CA3217921 A CA 3217921A CA 3217921 A1 CA3217921 A1 CA 3217921A1
- Authority
- CA
- Canada
- Prior art keywords
- side information
- layer
- basic
- sound
- representation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 claims abstract description 102
- 230000001419 dependent effect Effects 0.000 claims description 39
- 230000010076 replication Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 457
- 230000006837 decompression Effects 0.000 description 36
- 230000005540 biological transmission Effects 0.000 description 24
- 230000000295 complement effect Effects 0.000 description 20
- 230000002708 enhancing effect Effects 0.000 description 12
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000005236 sound signal Effects 0.000 description 6
- 230000003595 spectral effect Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 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
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- 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 |
|---|---|---|---|
| EP15306589.1 | 2015-10-08 | ||
| EP15306589 | 2015-10-08 | ||
| EP15306653 | 2015-10-15 | ||
| EP15306653.5 | 2015-10-15 | ||
| US201662361416P | 2016-07-12 | 2016-07-12 | |
| US201662361461P | 2016-07-12 | 2016-07-12 | |
| US62/361,416 | 2016-07-12 | ||
| US62/361,461 | 2016-07-12 | ||
| CA3000905A CA3000905C (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3000905A Division CA3000905C (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3217921A1 true CA3217921A1 (en) | 2017-04-13 |
Family
ID=58487849
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3217921A Pending CA3217921A1 (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
| CA3000905A Active CA3000905C (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
| CA3217926A Active CA3217926C (en) | 2015-10-08 | 2016-10-07 | LAYER CODING FOR COMPRESSED REPRESENTATIONS OF A SOUND OR SOUNDFIELD |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3000905A Active CA3000905C (en) | 2015-10-08 | 2016-10-07 | Layered coding for compressed sound or sound field representations |
| CA3217926A Active CA3217926C (en) | 2015-10-08 | 2016-10-07 | LAYER CODING FOR COMPRESSED REPRESENTATIONS OF A SOUND OR SOUNDFIELD |
Country Status (19)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| KR102201961B1 (ko) * | 2014-03-21 | 2021-01-12 | 돌비 인터네셔널 에이비 | 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치 |
| JP6797198B2 (ja) * | 2015-10-08 | 2020-12-09 | ドルビー・インターナショナル・アーベー | 圧縮された音または音場表現のための層構成の符号化 |
| US10264386B1 (en) * | 2018-02-09 | 2019-04-16 | Google Llc | Directional emphasis in ambisonics |
| CN115605952A (zh) | 2020-05-08 | 2023-01-13 | 纽奥斯通讯有限公司（Us） | 用于多麦克风信号处理的数据增强的系统和方法 |
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 |
| US8321230B2 (en) | 2006-02-06 | 2012-11-27 | France Telecom | Method and device for the hierarchical coding of a source audio signal and corresponding decoding method and device, programs and signals |
| WO2007096808A1 (en) | 2006-02-21 | 2007-08-30 | Koninklijke Philips Electronics N.V. | Audio encoding and decoding |
| CN101884065B (zh) | 2007-10-03 | 2013-07-10 | 创新科技有限公司 | 用于双耳再现和格式转换的空间音频分析和合成的方法 |
| WO2010103854A2 (ja) * | 2009-03-13 | 2010-09-16 | パナソニック株式会社 | 音声符号化装置、音声復号装置、音声符号化方法及び音声復号方法 |
| 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 |
| KR102201713B1 (ko) * | 2012-07-19 | 2021-01-12 | 돌비 인터네셔널 에이비 | 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스 |
| US9479886B2 (en) * | 2012-07-20 | 2016-10-25 | Qualcomm Incorporated | Scalable downmix design with feedback for object-based surround codec |
| WO2014046916A1 (en) | 2012-09-21 | 2014-03-27 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| US9558785B2 (en) | 2013-04-05 | 2017-01-31 | Dts, Inc. | Layered audio coding and transmission |
| EP3503096B1 (en) | 2013-06-05 | 2021-08-04 | Dolby International AB | Apparatus for decoding audio signals and method for decoding audio signals |
| US9489955B2 (en) * | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| KR102201961B1 (ko) | 2014-03-21 | 2021-01-12 | 돌비 인터네셔널 에이비 | 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치 |
| 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 |
| US10140996B2 (en) * | 2014-10-10 | 2018-11-27 | Qualcomm Incorporated | Signaling layers for scalable coding of higher order ambisonic audio data |
| JP6797198B2 (ja) * | 2015-10-08 | 2020-12-09 | ドルビー・インターナショナル・アーベー | 圧縮された音または音場表現のための層構成の符号化 |
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2016
- 2016-10-07 JP JP2018517569A patent/JP6797198B2/ja active Active
- 2016-10-07 WO PCT/EP2016/073969 patent/WO2017060410A1/en not_active Ceased
- 2016-10-07 EP EP25156389.6A patent/EP4571737A3/en active Pending
- 2016-10-07 BR BR112018007172-2A patent/BR112018007172B1/pt active IP Right Grant
- 2016-10-07 CA CA3217921A patent/CA3217921A1/en active Pending
- 2016-10-07 US US15/763,820 patent/US10529343B2/en active Active
- 2016-10-07 EA EA201890843A patent/EA033756B1/ru unknown
- 2016-10-07 MX MX2018004163A patent/MX374441B/es active IP Right Grant
- 2016-10-07 CA CA3000905A patent/CA3000905C/en active Active
- 2016-10-07 BR BR122022025393-8A patent/BR122022025393B1/pt active IP Right Grant
- 2016-10-07 CN CN202310248975.5A patent/CN116259326A/zh active Pending
- 2016-10-07 AU AU2016336258A patent/AU2016336258B2/en active Active
- 2016-10-07 MY MYPI2018701313A patent/MY193124A/en unknown
- 2016-10-07 BR BR122019020650-3A patent/BR122019020650B1/pt active IP Right Grant
- 2016-10-07 KR KR1020247033258A patent/KR20240152407A/ko active Pending
- 2016-10-07 IL IL300036A patent/IL300036B2/en unknown
- 2016-10-07 CN CN202310235159.0A patent/CN116206617A/zh active Pending
- 2016-10-07 CN CN201680058435.9A patent/CN108140392B/zh active Active
- 2016-10-07 EP EP22169941.6A patent/EP4068283B1/en active Active
- 2016-10-07 EP EP16778365.3A patent/EP3360133B8/en active Active
- 2016-10-07 IL IL320151A patent/IL320151A/en unknown
- 2016-10-07 BR BR122021007299-0A patent/BR122021007299B1/pt active IP Right Grant
- 2016-10-07 IL IL308605A patent/IL308605B2/en unknown
- 2016-10-07 TW TW113100047A patent/TWI887948B/zh active
- 2016-10-07 ES ES16778365T patent/ES2918523T3/es active Active
- 2016-10-07 KR KR1020187012716A patent/KR102715677B1/ko active Active
- 2016-10-07 CN CN202310226982.5A patent/CN116259324A/zh active Pending
- 2016-10-07 BR BR122022025396-2A patent/BR122022025396B1/pt active IP Right Grant
- 2016-10-07 CA CA3217926A patent/CA3217926C/en active Active
- 2016-10-07 TW TW105132570A patent/TWI703558B/zh active
- 2016-10-07 CN CN202310227225.XA patent/CN116189692A/zh active Pending
- 2016-10-07 CN CN202310225811.0A patent/CN116259323A/zh active Pending
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2018
- 2018-03-26 IL IL258360A patent/IL258360B/en active IP Right Grant
- 2018-03-28 PH PH12018500702A patent/PH12018500702B1/en unknown
- 2018-04-01 SA SA518391259A patent/SA518391259B1/ar unknown
- 2018-04-01 SA SA520412522A patent/SA520412522B1/ar unknown
- 2018-04-01 SA SA521430003A patent/SA521430003B1/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
- 2020-05-04 ZA ZA2020/01983A patent/ZA202001983B/en unknown
- 2020-07-24 US US16/938,024 patent/US11232801B2/en active Active
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2021
- 2021-08-26 AU AU2021221861A patent/AU2021221861B2/en active Active
- 2021-12-23 US US17/561,262 patent/US11626119B2/en active Active
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2022
- 2022-04-13 ZA ZA2022/04176A patent/ZA202204176B/en unknown
- 2022-05-09 IL IL292854A patent/IL292854B2/en unknown
- 2022-08-08 JP JP2022126230A patent/JP7582624B2/ja active Active
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2023
- 2023-03-13 US US18/182,883 patent/US11948587B2/en active Active
- 2023-04-06 ZA ZA2023/04207A patent/ZA202304207B/en unknown
- 2023-09-29 AU AU2023237179A patent/AU2023237179B2/en active Active
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2024
- 2024-03-15 US US18/606,908 patent/US12236963B2/en active Active
- 2024-04-04 ZA ZA2024/02611A patent/ZA202402611B/en unknown
- 2024-10-23 JP JP2024186313A patent/JP2025016548A/ja active Pending
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2025
- 2025-01-28 US US19/038,711 patent/US20250239265A1/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20231026 |
|
| EEER | Examination request |
Effective date: 20231026 |
|
| EEER | Examination request |
Effective date: 20231026 |