MY176454A - Method and apparatus for compressing and decompressing a higher order ambisonics representation - Google Patents
Method and apparatus for compressing and decompressing a higher order ambisonics representationInfo
- Publication number
- MY176454A MY176454A MYPI2015703265A MYPI2015703265A MY176454A MY 176454 A MY176454 A MY 176454A MY PI2015703265 A MYPI2015703265 A MY PI2015703265A MY PI2015703265 A MYPI2015703265 A MY PI2015703265A MY 176454 A MY176454 A MY 176454A
- Authority
- MY
- Malaysia
- Prior art keywords
- higher order
- order ambisonics
- hoa
- ambient
- decompressing
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
Classifications
-
- 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
-
- 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
- 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
-
- 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
-
- 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
- H04S2420/13—Application of wave-field synthesis in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Stereophonic System (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13305558.2A EP2800401A1 (en) | 2013-04-29 | 2013-04-29 | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MY176454A true MY176454A (en) | 2020-08-10 |
Family
ID=48607176
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI2015703265A MY176454A (en) | 2013-04-29 | 2014-04-24 | Method and apparatus for compressing and decompressing a higher order ambisonics representation |
| MYPI2019000036A MY195690A (en) | 2013-04-29 | 2019-01-11 | Method and Apparatus for Compressing and Decompressing a Higher Order Ambisonics Representation |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI2019000036A MY195690A (en) | 2013-04-29 | 2019-01-11 | Method and Apparatus for Compressing and Decompressing a Higher Order Ambisonics Representation |
Country Status (10)
| Country | Link |
|---|---|
| US (10) | US9736607B2 (enExample) |
| EP (6) | EP2800401A1 (enExample) |
| JP (8) | JP6395811B2 (enExample) |
| KR (6) | KR102672762B1 (enExample) |
| CN (5) | CN105144752B (enExample) |
| CA (8) | CA3168906C (enExample) |
| MX (6) | MX347283B (enExample) |
| MY (2) | MY176454A (enExample) |
| RU (1) | RU2668060C2 (enExample) |
| WO (1) | WO2014177455A1 (enExample) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9674587B2 (en) * | 2012-06-26 | 2017-06-06 | Sonos, Inc. | Systems and methods for networked music playback including remote add to queue |
| 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 |
| US9412385B2 (en) * | 2013-05-28 | 2016-08-09 | Qualcomm Incorporated | Performing spatial masking with respect to spherical harmonic coefficients |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| US9502044B2 (en) | 2013-05-29 | 2016-11-22 | Qualcomm Incorporated | Compression of decomposed representations of a sound field |
| 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 |
| CN111028849B (zh) * | 2014-01-08 | 2024-03-01 | 杜比国际公司 | 包括编码hoa表示的位流的解码方法和装置、以及介质 |
| US9489955B2 (en) | 2014-01-30 | 2016-11-08 | Qualcomm Incorporated | Indicating frame parameter reusability for coding vectors |
| US9922656B2 (en) * | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient higher-order ambisonic coefficients |
| KR101884419B1 (ko) | 2014-03-21 | 2018-08-02 | 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 |
| CN117198304A (zh) | 2014-03-21 | 2023-12-08 | 杜比国际公司 | 用于对压缩的hoa信号进行解码的方法、装置和存储介质 |
| 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 |
| US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| US9852737B2 (en) | 2014-05-16 | 2017-12-26 | Qualcomm Incorporated | Coding vectors decomposed from higher-order ambisonics audio signals |
| 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 |
| CN112216291B (zh) | 2014-06-27 | 2025-01-17 | 杜比国际公司 | 声音或声场的压缩hoa声音表示的解码方法和装置 |
| KR102655047B1 (ko) | 2014-06-27 | 2024-04-08 | 돌비 인터네셔널 에이비 | Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법 |
| JP6641304B2 (ja) | 2014-06-27 | 2020-02-05 | ドルビー・インターナショナル・アーベー | 非差分的な利得値を表現するのに必要とされる最低整数ビット数をｈｏａデータ・フレーム表現の圧縮のために決定する装置 |
| KR102433192B1 (ko) | 2014-07-02 | 2022-08-18 | 돌비 인터네셔널 에이비 | 압축된 ｈｏａ 표현을 디코딩하기 위한 방법 및 장치와 압축된 ｈｏａ 표현을 인코딩하기 위한 방법 및 장치 |
| 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 |
| 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 |
| 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 |
| JP2017523452A (ja) | 2014-07-02 | 2017-08-17 | ドルビー・インターナショナル・アーベー | Ｈｏａ信号表現のサブバンド内の優勢な方向性信号の方向のエンコード／デコードのための方法および装置 |
| US9536531B2 (en) | 2014-08-01 | 2017-01-03 | Qualcomm Incorporated | Editing of higher-order ambisonic audio data |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| EP3007167A1 (en) | 2014-10-10 | 2016-04-13 | Thomson Licensing | Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field |
| US12087311B2 (en) | 2015-07-30 | 2024-09-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding an HOA representation |
| 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 |
| US10257632B2 (en) | 2015-08-31 | 2019-04-09 | Dolby Laboratories Licensing Corporation | Method for frame-wise combined decoding and rendering of a compressed HOA signal and apparatus for frame-wise combined decoding and rendering of a compressed HOA signal |
| MX392462B (es) * | 2015-10-08 | 2025-03-24 | Dolby Int Ab | Codificacion en capas para representaciones de sonido o campo de sonido comprimidas |
| US9881628B2 (en) * | 2016-01-05 | 2018-01-30 | Qualcomm Incorporated | Mixed domain coding of audio |
| JP6674021B2 (ja) | 2016-03-15 | 2020-04-01 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 音場記述を生成する装置、方法、及びコンピュータプログラム |
| US10332530B2 (en) * | 2017-01-27 | 2019-06-25 | Google Llc | Coding of a soundfield representation |
| US10777209B1 (en) * | 2017-05-01 | 2020-09-15 | Panasonic Intellectual Property Corporation Of America | Coding apparatus and coding method |
| US10405126B2 (en) * | 2017-06-30 | 2019-09-03 | Qualcomm Incorporated | Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems |
| WO2020008112A1 (en) * | 2018-07-03 | 2020-01-09 | Nokia Technologies Oy | Energy-ratio signalling and synthesis |
| CN110113119A (zh) * | 2019-04-26 | 2019-08-09 | 国家无线电监测中心 | 一种基于人工智能算法的无线信道建模方法 |
| CN114582357B (zh) | 2020-11-30 | 2025-09-12 | 华为技术有限公司 | 一种音频编解码方法和装置 |
| US11743670B2 (en) | 2020-12-18 | 2023-08-29 | Qualcomm Incorporated | Correlation-based rendering with multiple distributed streams accounting for an occlusion for six degree of freedom applications |
| CN115938388B (zh) * | 2021-05-31 | 2026-05-26 | 华为技术有限公司 | 一种三维音频信号的处理方法和装置 |
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| US5956674A (en) * | 1995-12-01 | 1999-09-21 | Digital Theater Systems, Inc. | Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels |
| JP3700254B2 (ja) * | 1996-05-31 | 2005-09-28 | 日本ビクター株式会社 | 映像音声再生装置 |
| AUPP272598A0 (en) * | 1998-03-31 | 1998-04-23 | Lake Dsp Pty Limited | Wavelet conversion of 3-d audio signals |
| US6931370B1 (en) * | 1999-11-02 | 2005-08-16 | Digital Theater Systems, Inc. | System and method for providing interactive audio in a multi-channel audio environment |
| CA2443837C (en) * | 2001-04-13 | 2012-06-19 | Dolby Laboratories Licensing Corporation | High quality time-scaling and pitch-scaling of audio signals |
| AUPR647501A0 (en) * | 2001-07-19 | 2001-08-09 | Vast Audio Pty Ltd | Recording a three dimensional auditory scene and reproducing it for the individual listener |
| US7752052B2 (en) * | 2002-04-26 | 2010-07-06 | Panasonic Corporation | Scalable coder and decoder performing amplitude flattening for error spectrum estimation |
| US7081883B2 (en) * | 2002-05-14 | 2006-07-25 | Michael Changcheng Chen | Low-profile multi-channel input device |
| CN1677490A (zh) | 2004-04-01 | 2005-10-05 | 北京宫羽数字技术有限责任公司 | 一种增强音频编解码装置及方法 |
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| EP2094032A1 (en) * | 2008-02-19 | 2009-08-26 | Deutsche Thomson OHG | Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
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| 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 |
| EP2665208A1 (en) | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| CN102903366A (zh) * | 2012-09-18 | 2013-01-30 | 重庆大学 | 一种基于g729语音压缩编码算法的dsp优化方法 |
| 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 |
| EP2765791A1 (en) | 2013-02-08 | 2014-08-13 | Thomson Licensing | Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
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2013
- 2013-04-29 EP EP13305558.2A patent/EP2800401A1/en not_active Withdrawn
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2014
- 2014-04-24 CA CA3168906A patent/CA3168906C/en active Active
- 2014-04-24 KR KR1020227030177A patent/KR102672762B1/ko active Active
- 2014-04-24 CA CA3168901A patent/CA3168901C/en active Active
- 2014-04-24 KR KR1020217008387A patent/KR102377798B1/ko active Active
- 2014-04-24 CA CA3190353A patent/CA3190353A1/en active Pending
- 2014-04-24 MX MX2015015016A patent/MX347283B/es active IP Right Grant
- 2014-04-24 KR KR1020157030836A patent/KR102232486B1/ko active Active
- 2014-04-24 CN CN201480023877.0A patent/CN105144752B/zh active Active
- 2014-04-24 RU RU2015150988A patent/RU2668060C2/ru active
- 2014-04-24 KR KR1020227009114A patent/KR102440104B1/ko active Active
- 2014-04-24 CN CN201710583292.XA patent/CN107180639B/zh active Active
- 2014-04-24 EP EP17169936.6A patent/EP3232687B1/en active Active
- 2014-04-24 CA CA3110057A patent/CA3110057C/en active Active
- 2014-04-24 CN CN201710583301.5A patent/CN107293304B/zh active Active
- 2014-04-24 CA CA3190346A patent/CA3190346A1/en active Pending
- 2014-04-24 CN CN201710583291.5A patent/CN107146627B/zh active Active
- 2014-04-24 EP EP21190296.0A patent/EP3926984B1/en active Active
- 2014-04-24 MX MX2017005102A patent/MX384230B/es unknown
- 2014-04-24 EP EP14723023.9A patent/EP2992689B1/en active Active
- 2014-04-24 JP JP2016509473A patent/JP6395811B2/ja active Active
- 2014-04-24 EP EP24203714.1A patent/EP4462430A3/en active Pending
- 2014-04-24 KR KR1020247018485A patent/KR102882646B1/ko active Active
- 2014-04-24 EP EP19190807.8A patent/EP3598779B1/en active Active
- 2014-04-24 MY MYPI2015703265A patent/MY176454A/en unknown
- 2014-04-24 CA CA2907595A patent/CA2907595C/en active Active
- 2014-04-24 WO PCT/EP2014/058380 patent/WO2014177455A1/en not_active Ceased
- 2014-04-24 CN CN201710583285.XA patent/CN107146626B/zh active Active
- 2014-04-24 US US14/787,978 patent/US9736607B2/en active Active
- 2014-04-24 CA CA3168916A patent/CA3168916C/en active Active
- 2014-04-24 KR KR1020257036863A patent/KR20250161668A/ko active Pending
- 2014-04-24 CA CA3168921A patent/CA3168921C/en active Active
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2015
- 2015-10-27 MX MX2020002786A patent/MX2020002786A/es unknown
- 2015-10-27 MX MX2022012179A patent/MX2022012179A/es unknown
- 2015-10-27 MX MX2022012186A patent/MX2022012186A/es unknown
- 2015-10-27 MX MX2022012180A patent/MX2022012180A/es unknown
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2017
- 2017-07-14 US US15/650,674 patent/US9913063B2/en active Active
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2018
- 2018-01-22 US US15/876,442 patent/US10264382B2/en active Active
- 2018-08-28 JP JP2018158976A patent/JP6606241B2/ja active Active
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2019
- 2019-01-11 MY MYPI2019000036A patent/MY195690A/en unknown
- 2019-04-09 US US16/379,091 patent/US10623878B2/en active Active
- 2019-10-17 JP JP2019190235A patent/JP6818838B2/ja active Active
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2020
- 2020-04-06 US US16/841,203 patent/US10999688B2/en active Active
- 2020-12-28 JP JP2020218142A patent/JP7023342B2/ja active Active
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2021
- 2021-04-29 US US17/244,746 patent/US11284210B2/en active Active
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2022
- 2022-02-08 JP JP2022017626A patent/JP7270788B2/ja active Active
- 2022-03-21 US US17/700,228 patent/US11758344B2/en active Active
- 2022-03-21 US US17/700,390 patent/US11895477B2/en active Active
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2023
- 2023-04-25 JP JP2023071244A patent/JP7511707B2/ja active Active
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2024
- 2024-02-02 US US18/431,580 patent/US12317055B2/en active Active
- 2024-06-25 JP JP2024101601A patent/JP7717911B2/ja active Active
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2025
- 2025-05-21 US US19/214,917 patent/US20250380100A1/en active Pending
- 2025-07-23 JP JP2025123005A patent/JP7903038B2/ja active Active
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