MD3678134T2 - Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice - Google Patents
Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice Download PDFInfo
- Publication number
- MD3678134T2 MD3678134T2 MDE20210161T MDE20210161T MD3678134T2 MD 3678134 T2 MD3678134 T2 MD 3678134T2 MD E20210161 T MDE20210161 T MD E20210161T MD E20210161 T MDE20210161 T MD E20210161T MD 3678134 T2 MD3678134 T2 MD 3678134T2
- Authority
- MD
- Moldova
- Prior art keywords
- layer
- information
- layers
- enhancement
- representation
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 103
- 230000002708 enhancing effect Effects 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000010076 replication Effects 0.000 claims description 6
- 238000003786 synthesis reaction Methods 0.000 claims description 6
- 239000010410 layer Substances 0.000 description 461
- 230000001419 dependent effect Effects 0.000 description 36
- 230000006837 decompression Effects 0.000 description 32
- 230000005540 biological transmission Effects 0.000 description 22
- 230000000295 complement effect Effects 0.000 description 20
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 230000005236 sound signal Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- 238000007670 refining Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 239000012792 core layer Substances 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009877 rendering Methods 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
- G10L19/04—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
-
- 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
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
-
- 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)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15306590 | 2015-10-08 | ||
| US201662361809P | 2016-07-13 | 2016-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MD3678134T2 true MD3678134T2 (ro) | 2022-01-31 |
Family
ID=58487894
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDE20180796T MD3360135T2 (ro) | 2015-10-08 | 2016-10-07 | Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice |
| MDE20210161T MD3678134T2 (ro) | 2015-10-08 | 2016-10-07 | Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDE20180796T MD3360135T2 (ro) | 2015-10-08 | 2016-10-07 | Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice |
Country Status (21)
| Country | Link |
|---|---|
| US (5) | US10706860B2 (enExample) |
| EP (4) | EP3992963B1 (enExample) |
| JP (4) | JP6797197B2 (enExample) |
| KR (2) | KR20240058992A (enExample) |
| CN (6) | CN116052696A (enExample) |
| AR (4) | AR106308A1 (enExample) |
| AU (3) | AU2016335090B2 (enExample) |
| CA (2) | CA3000910C (enExample) |
| CL (1) | CL2018000888A1 (enExample) |
| EA (1) | EA035078B1 (enExample) |
| ES (3) | ES2900070T3 (enExample) |
| IL (4) | IL316067A (enExample) |
| MA (2) | MA45814B1 (enExample) |
| MD (2) | MD3360135T2 (enExample) |
| MX (3) | MX392462B (enExample) |
| MY (2) | MY189444A (enExample) |
| PH (1) | PH12018500703A1 (enExample) |
| SA (2) | SA521422416B1 (enExample) |
| SG (1) | SG10201908093SA (enExample) |
| WO (1) | WO2017060411A1 (enExample) |
| ZA (3) | ZA201802538B (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6243060B2 (ja) * | 2014-03-21 | 2017-12-06 | ドルビー・インターナショナル・アーベー | 高次アンビソニックス（ｈｏａ）信号を圧縮する方法、圧縮されたｈｏａ信号を圧縮解除する方法、ｈｏａ信号を圧縮する装置および圧縮されたｈｏａ信号を圧縮解除する装置 |
| 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 |
| WO2017060411A1 (en) * | 2015-10-08 | 2017-04-13 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
| JP7031121B2 (ja) * | 2017-02-03 | 2022-03-08 | 株式会社三洋物産 | 遊技機 |
| JP7039835B2 (ja) * | 2017-02-03 | 2022-03-23 | 株式会社三洋物産 | 遊技機 |
| AU2020210549B2 (en) * | 2019-01-21 | 2023-03-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs |
| GB202005054D0 (en) | 2020-04-06 | 2020-05-20 | Nemysis Ltd | Carboxylate Ligand Modified Ferric Iron Hydroxide Compositions for Use in the Treatment or Prevention of Iron Deficiency Associated with Liver Diseases |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2847376B1 (fr) | 2002-11-19 | 2005-02-04 | France Telecom | Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede |
| 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 |
| US7177804B2 (en) | 2005-05-31 | 2007-02-13 | Microsoft Corporation | Sub-band voice codec with multi-stage codebooks and redundant coding |
| 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 |
| US7835904B2 (en) * | 2006-03-03 | 2010-11-16 | Microsoft Corp. | Perceptual, scalable audio compression |
| US20080004883A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Scalable audio coding |
| US8209190B2 (en) | 2007-10-25 | 2012-06-26 | Motorola Mobility, Inc. | Method and apparatus for generating an enhancement layer within an audio coding system |
| PL4407613T3 (pl) | 2008-07-11 | 2025-09-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder audio |
| CA2871268C (en) | 2008-07-11 | 2015-11-03 | Nikolaus Rettelbach | Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program |
| EP2146343A1 (en) * | 2008-07-16 | 2010-01-20 | Deutsche Thomson OHG | Method and apparatus for synchronizing highly compressed enhancement layer data |
| EP2374123B1 (fr) | 2008-12-15 | 2019-04-10 | Orange | Codage perfectionne de signaux audionumeriques multicanaux |
| EP2205007B1 (en) | 2008-12-30 | 2019-01-09 | Dolby International AB | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
| 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 |
| BR112012017258B1 (pt) | 2010-01-12 | 2020-12-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V | codificador de áudio, decodificador de áudio, método de codificação e decodificação de uma informação de áudio, para obtenção de um valor de sub-região de contexto com base em uma norma de valores espectrais previamente decodificados |
| 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 |
| EP2469741A1 (en) | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
| EP2665208A1 (en) * | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| TWI505262B (zh) | 2012-05-15 | 2015-10-21 | Dolby Int Ab | 具多重子流之多通道音頻信號的有效編碼與解碼 |
| US9288603B2 (en) | 2012-07-15 | 2016-03-15 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding |
| US9479886B2 (en) * | 2012-07-20 | 2016-10-25 | Qualcomm Incorporated | Scalable downmix design with feedback for object-based surround codec |
| US9460729B2 (en) * | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
| US9613660B2 (en) | 2013-04-05 | 2017-04-04 | Dts, Inc. | Layered audio reconstruction system |
| US11146903B2 (en) | 2013-05-29 | 2021-10-12 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
| JP6377730B2 (ja) * | 2013-06-05 | 2018-08-22 | ドルビー・インターナショナル・アーベー | オーディオ信号を符号化する方法及び装置並びにオーディオ信号を復号する方法及び装置 |
| EP2830045A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for audio encoding and decoding for audio channels and audio objects |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| KR102201726B1 (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 |
| JP6243060B2 (ja) * | 2014-03-21 | 2017-12-06 | ドルビー・インターナショナル・アーベー | 高次アンビソニックス（ｈｏａ）信号を圧縮する方法、圧縮されたｈｏａ信号を圧縮解除する方法、ｈｏａ信号を圧縮する装置および圧縮されたｈｏａ信号を圧縮解除する装置 |
| CN116913291A (zh) | 2015-10-08 | 2023-10-20 | 杜比国际公司 | 声音或声场的压缩hoa表示的解码方法和装置 |
| WO2017060411A1 (en) * | 2015-10-08 | 2017-04-13 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
-
2016
- 2016-10-07 WO PCT/EP2016/073970 patent/WO2017060411A1/en not_active Ceased
- 2016-10-07 MA MA45814A patent/MA45814B1/fr unknown
- 2016-10-07 JP JP2018517514A patent/JP6797197B2/ja active Active
- 2016-10-07 MD MDE20180796T patent/MD3360135T2/ro not_active IP Right Cessation
- 2016-10-07 CN CN202310030730.5A patent/CN116052696A/zh active Pending
- 2016-10-07 IL IL316067A patent/IL316067A/en unknown
- 2016-10-07 IL IL301645A patent/IL301645B2/en unknown
- 2016-10-07 CN CN202211624366.7A patent/CN116189691A/zh active Pending
- 2016-10-07 CA CA3000910A patent/CA3000910C/en active Active
- 2016-10-07 ES ES20154536T patent/ES2900070T3/es active Active
- 2016-10-07 EP EP21201640.6A patent/EP3992963B1/en active Active
- 2016-10-07 MY MYPI2018701315A patent/MY189444A/en unknown
- 2016-10-07 EP EP23156614.2A patent/EP4216212A1/en active Pending
- 2016-10-07 CN CN202211624146.4A patent/CN116168710A/zh active Pending
- 2016-10-07 CA CA3199796A patent/CA3199796A1/en active Pending
- 2016-10-07 IL IL276591A patent/IL276591B2/en unknown
- 2016-10-07 MX MX2020011754A patent/MX392462B/es unknown
- 2016-10-07 EA EA201890844A patent/EA035078B1/ru not_active IP Right Cessation
- 2016-10-07 US US15/763,827 patent/US10706860B2/en active Active
- 2016-10-07 MX MX2018004167A patent/MX377070B/es active IP Right Grant
- 2016-10-07 MA MA52653A patent/MA52653B1/fr unknown
- 2016-10-07 SG SG10201908093S patent/SG10201908093SA/en unknown
- 2016-10-07 EP EP16787751.3A patent/EP3360135B1/en active Active
- 2016-10-07 CN CN201680058151.XA patent/CN108140391B/zh active Active
- 2016-10-07 CN CN202310030741.3A patent/CN116052697A/zh active Pending
- 2016-10-07 ES ES16787751T patent/ES2784752T3/es active Active
- 2016-10-07 MD MDE20210161T patent/MD3678134T2/ro unknown
- 2016-10-07 CN CN202211626506.4A patent/CN116206615A/zh active Pending
- 2016-10-07 KR KR1020247013786A patent/KR20240058992A/ko active Pending
- 2016-10-07 EP EP20154536.5A patent/EP3678134B1/en active Active
- 2016-10-07 ES ES21201640T patent/ES2943553T3/es active Active
- 2016-10-07 KR KR1020187012718A patent/KR102661914B1/ko active Active
- 2016-10-07 AR ARP160103090A patent/AR106308A1/es active IP Right Grant
- 2016-10-07 AU AU2016335090A patent/AU2016335090B2/en active Active
-
2018
- 2018-03-26 IL IL258361A patent/IL258361B/en active IP Right Grant
- 2018-03-28 PH PH12018500703A patent/PH12018500703A1/en unknown
- 2018-04-05 SA SA521422416A patent/SA521422416B1/ar unknown
- 2018-04-05 SA SA518391290A patent/SA518391290B1/ar unknown
- 2018-04-05 CL CL2018000888A patent/CL2018000888A1/es unknown
- 2018-04-05 MX MX2022005781A patent/MX2022005781A/es unknown
- 2018-04-17 ZA ZA2018/02538A patent/ZA201802538B/en unknown
-
2020
- 2020-05-04 ZA ZA2020/01986A patent/ZA202001986B/en unknown
- 2020-07-01 US US16/917,907 patent/US11373660B2/en active Active
-
2021
- 2021-05-06 AR ARP210101245A patent/AR122469A2/es active IP Right Grant
- 2021-05-06 AR ARP210101246A patent/AR122470A2/es active IP Right Grant
- 2021-05-06 AR ARP210101244A patent/AR122468A2/es active IP Right Grant
- 2021-09-20 MY MYPI2021005498A patent/MY207004A/en unknown
- 2021-09-27 AU AU2021240111A patent/AU2021240111B2/en active Active
-
2022
- 2022-05-03 ZA ZA2022/04845A patent/ZA202204845B/en unknown
- 2022-05-23 US US17/751,492 patent/US12020714B2/en active Active
- 2022-07-20 JP JP2022115600A patent/JP7346676B2/ja active Active
-
2023
- 2023-09-06 JP JP2023144104A patent/JP7690530B2/ja active Active
-
2024
- 2024-01-11 AU AU2024200167A patent/AU2024200167A1/en active Pending
- 2024-03-12 US US18/602,632 patent/US12347443B2/en active Active
-
2025
- 2025-05-29 JP JP2025089515A patent/JP2025128202A/ja active Pending
- 2025-06-16 US US19/239,679 patent/US20250378835A1/en active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MD3678134T2 (ro) | Codificare ierarhică pentru reprezentări comprimate de sunet sau câmpuri acustice | |
| JP7582624B2 (ja) | 圧縮された音または音場表現のための層構成の符号化 | |
| HK40063973B (en) | Layered coding for compressed sound or sound field representations | |
| HK40063973A (en) | Layered coding for compressed sound or sound field representations | |
| HK40090154A (en) | Layered coding for compressed sound or sound field represententations | |
| HK40022500B (en) | Layered coding for compressed sound or sound field representations | |
| HK40022500A (en) | Layered coding for compressed sound or sound field representations | |
| IL281195B (en) | Layered coding for compressed sound or sound field representations | |
| HK1253682B (en) | Layered hoa coding for compressed sound or sound field representations | |
| EA046935B1 (ru) | Многоуровневое кодирование сжатых представлений звука или звукового поля | |
| HK1253681B (en) | Layered coding for compressed sound or sound field representations | |
| EA043574B1 (ru) | Многоуровневое декодирование сжатых представлений звука или звукового поля | |
| BR122019018964B1 (pt) | Método, aparelho e meio legível por computador não transitório para decodificar uma representação de ambissônica de ordem superior (hoa) compactada de um som ou campo sonoro |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TC4A | Change of name of proprietor (patent for invention) |
Owner name: DOLBY INTERNATIONAL AB77 SIR JOHN ROGERSON'S QUAY, BLOCK C, GRAND CANAL DOCKLANDS, DUBLIN, D02 VK60, IRLANDA Free format text: PREVIOUS NAME OF PROPRIETOR: DOLBY INTERNATIONAL ABAPOLLO BUILDING, 3E HERIKERBERGWEG 1-35, 1101 CN AMSTERDAM ZUIDOOST, OLANDA |