MX378436B - Mètodo y aparato para generar, a partir de una representaciòn de dominio de coeficiente de señales hoa, una representaciòn de dominio mixto espacial/coeficiente de dichas señales hoa. - Google Patents
Mètodo y aparato para generar, a partir de una representaciòn de dominio de coeficiente de señales hoa, una representaciòn de dominio mixto espacial/coeficiente de dichas señales hoa.Info
- Publication number
- MX378436B MX378436B MX2018002256A MX2018002256A MX378436B MX 378436 B MX378436 B MX 378436B MX 2018002256 A MX2018002256 A MX 2018002256A MX 2018002256 A MX2018002256 A MX 2018002256A MX 378436 B MX378436 B MX 378436B
- Authority
- MX
- Mexico
- Prior art keywords
- coefficient domain
- vector
- domain representation
- signals
- hoa
- Prior art date
Links
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Stereophonic System (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Image Processing (AREA)
- Radio Relay Systems (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20130305986 EP2824661A1 (en) | 2013-07-11 | 2013-07-11 | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
| PCT/EP2014/063306 WO2015003900A1 (en) | 2013-07-11 | 2014-06-24 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX378436B true MX378436B (es) | 2025-03-10 |
Family
ID=48915948
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2018002256A MX378436B (es) | 2013-07-11 | 2014-06-24 | Mètodo y aparato para generar, a partir de una representaciòn de dominio de coeficiente de señales hoa, una representaciòn de dominio mixto espacial/coeficiente de dichas señales hoa. |
| MX2016000003A MX354300B (es) | 2013-07-11 | 2014-06-24 | Metodo y aparato para generar, a partir de una representacion de dominio de coeficiente de señales hoa, una representacion de dominio mixto espacial/coeficiente de dichas señales hoa. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2016000003A MX354300B (es) | 2013-07-11 | 2014-06-24 | Metodo y aparato para generar, a partir de una representacion de dominio de coeficiente de señales hoa, una representacion de dominio mixto espacial/coeficiente de dichas señales hoa. |
Country Status (14)
| Country | Link |
|---|---|
| US (9) | US9668079B2 (enExample) |
| EP (5) | EP2824661A1 (enExample) |
| JP (5) | JP6490068B2 (enExample) |
| KR (5) | KR102534163B1 (enExample) |
| CN (9) | CN116564321A (enExample) |
| AU (4) | AU2014289527B2 (enExample) |
| BR (3) | BR122017013717B1 (enExample) |
| CA (4) | CA3131690C (enExample) |
| MX (2) | MX378436B (enExample) |
| MY (3) | MY199036A (enExample) |
| RU (1) | RU2670797C9 (enExample) |
| TW (6) | TW202516945A (enExample) |
| WO (1) | WO2015003900A1 (enExample) |
| ZA (8) | ZA201508710B (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2665208A1 (en) | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| EP2824661A1 (en) | 2013-07-11 | 2015-01-14 | Thomson Licensing | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
| US9922657B2 (en) | 2014-06-27 | 2018-03-20 | Dolby Laboratories Licensing Corporation | Method for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| KR102816984B1 (ko) | 2014-06-27 | 2025-06-09 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 장치 |
| EP2960903A1 (en) | 2014-06-27 | 2015-12-30 | Thomson Licensing | Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values |
| KR102606212B1 (ko) | 2014-06-27 | 2023-11-29 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현 |
| EP2963949A1 (en) | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation |
| EP2963948A1 (en) | 2014-07-02 | 2016-01-06 | Thomson Licensing | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation |
| WO2016001355A1 (en) | 2014-07-02 | 2016-01-07 | Thomson Licensing | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation |
| EP3164866A1 (en) | 2014-07-02 | 2017-05-10 | Dolby International AB | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation |
| EP3164868A1 (en) | 2014-07-02 | 2017-05-10 | Dolby International AB | Method and apparatus for decoding a compressed hoa representation, and method and apparatus for encoding a compressed hoa representation |
| US9847088B2 (en) | 2014-08-29 | 2017-12-19 | Qualcomm Incorporated | Intermediate compression for higher order ambisonic audio data |
| US9875745B2 (en) * | 2014-10-07 | 2018-01-23 | Qualcomm Incorporated | Normalization of ambient higher order ambisonic audio data |
| US10468037B2 (en) | 2015-07-30 | 2019-11-05 | Dolby Laboratories Licensing Corporation | Method and apparatus for generating from an HOA signal representation a mezzanine HOA signal representation |
| US12087311B2 (en) | 2015-07-30 | 2024-09-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding an HOA representation |
| US12183352B2 (en) * | 2022-09-15 | 2024-12-31 | Sony Interactive Entertainment Inc. | Multi-order optimized Ambisonics decoding |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19526366A1 (de) * | 1995-07-20 | 1997-01-23 | Bosch Gmbh Robert | Verfahren zur Redundanzreduktion bei der Codierung von mehrkanaligen Signalen und Vorrichtung zur Dekodierung von redundanzreduzierten, mehrkanaligen Signalen |
| US5754733A (en) * | 1995-08-01 | 1998-05-19 | Qualcomm Incorporated | Method and apparatus for generating and encoding line spectral square roots |
| CN1222996A (zh) * | 1997-02-10 | 1999-07-14 | 皇家菲利浦电子有限公司 | 用于传输语音信号的传输系统 |
| TW348684U (en) | 1997-10-20 | 1998-12-21 | Han An Shr | Folding connection for tilting connecting rods |
| US8605911B2 (en) * | 2001-07-10 | 2013-12-10 | Dolby International Ab | Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
| 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 |
| TWI360361B (en) * | 2004-04-13 | 2012-03-11 | Qualcomm Inc | Multimedia communication using co-located care of |
| US7930176B2 (en) * | 2005-05-20 | 2011-04-19 | Broadcom Corporation | Packet loss concealment for block-independent speech codecs |
| WO2006126115A2 (en) * | 2005-05-25 | 2006-11-30 | Koninklijke Philips Electronics N.V. | Predictive encoding of a multi channel signal |
| US7831434B2 (en) * | 2006-01-20 | 2010-11-09 | Microsoft Corporation | Complex-transform channel coding with extended-band frequency coding |
| CN101136905B (zh) * | 2006-08-31 | 2010-09-08 | 华为技术有限公司 | 移动IPv6中的绑定更新方法及移动IPv6通讯系统 |
| EP2306452B1 (en) * | 2008-07-29 | 2017-08-30 | Panasonic Intellectual Property Management Co., Ltd. | Sound coding / decoding apparatus, method and program |
| EP2154910A1 (en) * | 2008-08-13 | 2010-02-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus for merging spatial audio streams |
| EP2205007B1 (en) * | 2008-12-30 | 2019-01-09 | Dolby International AB | Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction |
| WO2010086342A1 (en) | 2009-01-28 | 2010-08-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, method for encoding an input audio information, method for decoding an input audio information and computer program using improved coding tables |
| CN102081926B (zh) * | 2009-11-27 | 2013-06-05 | 中兴通讯股份有限公司 | 格型矢量量化音频编解码方法和系统 |
| BR112012024528B1 (pt) * | 2010-03-26 | 2021-05-11 | Dolby International Ab | método e dispositivo para decodificar uma representação para campo de som de áudio para reprodução de áudio e meio legível por computador |
| US8879771B2 (en) * | 2010-04-08 | 2014-11-04 | Nokia Corporation | Apparatus and method for sound reproduction |
| EP3799043B8 (en) * | 2010-04-09 | 2022-12-14 | Dolby International AB | Mdct-based complex prediction stereo decoding |
| NZ587483A (en) * | 2010-08-20 | 2012-12-21 | Ind Res Ltd | Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions |
| EP2450880A1 (en) * | 2010-11-05 | 2012-05-09 | Thomson Licensing | Data structure for Higher Order Ambisonics audio data |
| 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 |
| US20120321816A1 (en) | 2011-06-14 | 2012-12-20 | Xerox Corporation | Systems and methods for leveling inks |
| EP2541547A1 (en) * | 2011-06-30 | 2013-01-02 | Thomson Licensing | Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation |
| JP2013050663A (ja) * | 2011-08-31 | 2013-03-14 | Nippon Hoso Kyokai <Nhk> | 多チャネル音響符号化装置およびそのプログラム |
| JP2013133366A (ja) | 2011-12-26 | 2013-07-08 | Sekisui Film Kk | 接着性フィルム、並びにこれを用いてなる太陽電池用封止フィルム、合わせガラス用中間フィルム、太陽電池及び合わせガラス |
| EP2743922A1 (en) | 2012-12-12 | 2014-06-18 | Thomson Licensing | Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field |
| CN102982805B (zh) * | 2012-12-27 | 2014-11-19 | 北京理工大学 | 一种基于张量分解的多声道音频信号压缩方法 |
| EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
| EP2824661A1 (en) * | 2013-07-11 | 2015-01-14 | Thomson Licensing | Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals |
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2013
- 2013-07-11 EP EP20130305986 patent/EP2824661A1/en not_active Withdrawn
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2014
- 2014-06-24 CA CA3131690A patent/CA3131690C/en active Active
- 2014-06-24 BR BR122017013717-4A patent/BR122017013717B1/pt active IP Right Grant
- 2014-06-24 CN CN202310731179.7A patent/CN116564321A/zh active Pending
- 2014-06-24 KR KR1020227011971A patent/KR102534163B1/ko active Active
- 2014-06-24 MY MYPI2019002673A patent/MY199036A/en unknown
- 2014-06-24 CN CN201910918531.1A patent/CN110491397B/zh active Active
- 2014-06-24 KR KR1020167000562A patent/KR102226620B1/ko active Active
- 2014-06-24 CN CN201480038940.8A patent/CN105378833B/zh active Active
- 2014-06-24 MX MX2018002256A patent/MX378436B/es unknown
- 2014-06-24 CA CA3131695A patent/CA3131695C/en active Active
- 2014-06-24 CN CN201910919535.1A patent/CN110648675B/zh active Active
- 2014-06-24 KR KR1020247012405A patent/KR20240055139A/ko active Pending
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- 2014-06-24 EP EP24190333.5A patent/EP4456567A3/en active Pending
- 2014-06-24 CN CN202311075024.9A patent/CN117116273A/zh active Pending
- 2014-06-24 CA CA3209871A patent/CA3209871A1/en active Pending
- 2014-06-24 WO PCT/EP2014/063306 patent/WO2015003900A1/en not_active Ceased
- 2014-06-24 BR BR122020017865-5A patent/BR122020017865B1/pt active IP Right Grant
- 2014-06-24 CN CN202311075476.7A patent/CN116884421A/zh active Pending
- 2014-06-24 RU RU2016104403A patent/RU2670797C9/ru active
- 2014-06-24 MX MX2016000003A patent/MX354300B/es active IP Right Grant
- 2014-06-24 KR KR1020237016461A patent/KR102658702B1/ko active Active
- 2014-06-24 CA CA2914904A patent/CA2914904C/en active Active
- 2014-06-24 EP EP14732876.9A patent/EP3020041B1/en active Active
- 2014-06-24 EP EP18205365.2A patent/EP3518235B1/en active Active
- 2014-06-24 MY MYPI2015704551A patent/MY174125A/en unknown
- 2014-06-24 EP EP21216783.7A patent/EP4012704B1/en active Active
- 2014-06-24 MY MYPI2019002672A patent/MY192149A/en unknown
- 2014-06-24 CN CN201910918525.6A patent/CN110459230B/zh active Active
- 2014-06-24 US US14/904,406 patent/US9668079B2/en active Active
- 2014-06-24 AU AU2014289527A patent/AU2014289527B2/en active Active
- 2014-06-24 BR BR112016000245-8A patent/BR112016000245B1/pt active IP Right Grant
- 2014-06-24 KR KR1020217006813A patent/KR102386726B1/ko active Active
- 2014-07-04 TW TW113149457A patent/TW202516945A/zh unknown
- 2014-07-04 TW TW103123079A patent/TWI633539B/zh active
- 2014-07-04 TW TW107115309A patent/TWI669706B/zh active
- 2014-07-04 TW TW111133302A patent/TWI871529B/zh active
- 2014-07-04 TW TW108127251A patent/TWI712034B/zh active
- 2014-07-04 TW TW109137943A patent/TWI779381B/zh active
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2015
- 2015-11-26 ZA ZA2015/08710A patent/ZA201508710B/en unknown
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- 2017-05-05 US US15/588,320 patent/US9900721B2/en active Active
- 2017-10-23 US US15/790,375 patent/US10382876B2/en active Active
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- 2018-11-23 ZA ZA2018/07916A patent/ZA201807916B/en unknown
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2019
- 2019-02-26 JP JP2019032748A patent/JP6792011B2/ja active Active
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