ZA201508710B - Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals - Google Patents
Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signalsInfo
- Publication number
- ZA201508710B ZA201508710B ZA2015/08710A ZA201508710A ZA201508710B ZA 201508710 B ZA201508710 B ZA 201508710B ZA 2015/08710 A ZA2015/08710 A ZA 2015/08710A ZA 201508710 A ZA201508710 A ZA 201508710A ZA 201508710 B ZA201508710 B ZA 201508710B
- Authority
- ZA
- South Africa
- Prior art keywords
- domain representation
- coefficient domain
- hoa signals
- generating
- mixed spatial
- Prior art date
Links
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
- H04S2420/11—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)
- Error Detection And Correction (AREA)
- Image Processing (AREA)
- Radio Relay Systems (AREA)
- Apparatus For Radiation Diagnosis (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 |
|---|---|
| ZA201508710B true ZA201508710B (en) | 2019-07-31 |
Family
ID=48915948
Family Applications (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2015/08710A ZA201508710B (en) | 2013-07-11 | 2015-11-26 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2018/07916A ZA201807916B (en) | 2013-07-11 | 2018-11-23 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2019/03363A ZA201903363B (en) | 2013-07-11 | 2019-05-28 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2020/03171A ZA202003171B (en) | 2013-07-11 | 2020-05-28 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2022/02891A ZA202202891B (en) | 2013-07-11 | 2022-03-10 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2022/02892A ZA202202892B (en) | 2013-07-11 | 2022-03-10 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2023/01623A ZA202301623B (en) | 2013-07-11 | 2023-02-09 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2024/01196A ZA202401196B (en) | 2013-07-11 | 2024-02-07 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
Family Applications After (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA2018/07916A ZA201807916B (en) | 2013-07-11 | 2018-11-23 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2019/03363A ZA201903363B (en) | 2013-07-11 | 2019-05-28 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2020/03171A ZA202003171B (en) | 2013-07-11 | 2020-05-28 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2022/02891A ZA202202891B (en) | 2013-07-11 | 2022-03-10 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2022/02892A ZA202202892B (en) | 2013-07-11 | 2022-03-10 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2023/01623A ZA202301623B (en) | 2013-07-11 | 2023-02-09 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
| ZA2024/01196A ZA202401196B (en) | 2013-07-11 | 2024-02-07 | Method and apparatus for generating from a coefficient domain representation of hoa signals a mixed spatial/coefficient domain representation of said hoa signals |
Country Status (14)
| Country | Link |
|---|---|
| US (9) | US9668079B2 (enExample) |
| EP (5) | EP2824661A1 (enExample) |
| JP (6) | JP6490068B2 (enExample) |
| KR (5) | KR102658702B1 (enExample) |
| CN (9) | CN110648675B (enExample) |
| AU (3) | AU2014289527B2 (enExample) |
| BR (3) | BR122017013717B1 (enExample) |
| CA (4) | CA3131695C (enExample) |
| MX (2) | MX378436B (enExample) |
| MY (3) | MY174125A (enExample) |
| RU (1) | RU2670797C9 (enExample) |
| TW (6) | TWI871529B (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 |
| CN119743722A (zh) | 2014-06-27 | 2025-04-01 | 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 |
| CN113793618B (zh) | 2014-06-27 | 2025-03-21 | 杜比国际公司 | 针对hoa数据帧表示的压缩确定表示非差分增益值所需的最小整数比特数的方法 |
| 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 |
| EP4730327A2 (en) | 2014-06-27 | 2026-04-22 | Dolby International AB | 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 |
| 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 |
| WO2016001354A1 (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 |
| 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 |
| US9794714B2 (en) | 2014-07-02 | 2017-10-17 | Dolby Laboratories Licensing Corporation | Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation |
| US10403292B2 (en) | 2014-07-02 | 2019-09-03 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal 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 |
| US12087311B2 (en) | 2015-07-30 | 2024-09-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding an HOA representation |
| WO2017017262A1 (en) | 2015-07-30 | 2017-02-02 | Dolby International Ab | Method and apparatus for generating from an hoa signal representation a mezzanine hoa signal representation |
| US12183352B2 (en) * | 2022-09-15 | 2024-12-31 | Sony Interactive Entertainment Inc. | Multi-order optimized Ambisonics decoding |
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| 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 |
| TW201215213A (en) * | 2004-04-13 | 2012-04-01 | Qualcomm Inc | Multimedia communication using co-located care of address for bearer traffic |
| 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 |
| WO2010013450A1 (ja) * | 2008-07-29 | 2010-02-04 | パナソニック株式会社 | 音響符号化装置、音響復号化装置、音響符号化復号化装置および会議システム |
| 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 |
| AU2011231565B2 (en) * | 2010-03-26 | 2014-08-28 | Dolby International Ab | Method and device for decoding an audio soundfield representation for audio playback |
| US8879771B2 (en) * | 2010-04-08 | 2014-11-04 | Nokia Corporation | Apparatus and method for sound reproduction |
| IL286761B (en) * | 2010-04-09 | 2022-09-01 | Dolby Int Ab | An uplink mixer is active in predictive or non-predictive mode |
| 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 |
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| 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 BR BR122017013717-4A patent/BR122017013717B1/pt active IP Right Grant
- 2014-06-24 WO PCT/EP2014/063306 patent/WO2015003900A1/en not_active Ceased
- 2014-06-24 KR KR1020237016461A patent/KR102658702B1/ko active Active
- 2014-06-24 CN CN201910919535.1A patent/CN110648675B/zh active Active
- 2014-06-24 KR KR1020227011971A patent/KR102534163B1/ko active Active
- 2014-06-24 CN CN201910918531.1A patent/CN110491397B/zh active Active
- 2014-06-24 RU RU2016104403A patent/RU2670797C9/ru active
- 2014-06-24 CA CA3131695A patent/CA3131695C/en active Active
- 2014-06-24 EP EP14732876.9A patent/EP3020041B1/en active Active
- 2014-06-24 MX MX2018002256A patent/MX378436B/es unknown
- 2014-06-24 CN CN201480038940.8A patent/CN105378833B/zh active Active
- 2014-06-24 JP JP2016524725A patent/JP6490068B2/ja active Active
- 2014-06-24 CN CN202310731179.7A patent/CN116564321A/zh active Pending
- 2014-06-24 US US14/904,406 patent/US9668079B2/en active Active
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- 2014-06-24 MY MYPI2015704551A patent/MY174125A/en unknown
- 2014-06-24 KR KR1020167000562A patent/KR102226620B1/ko active Active
- 2014-06-24 EP EP24190333.5A patent/EP4456567A3/en active Pending
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- 2014-06-24 BR BR112016000245-8A patent/BR112016000245B1/pt active IP Right Grant
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- 2014-06-24 KR KR1020247012405A patent/KR20240055139A/ko active Pending
- 2014-06-24 EP EP21216783.7A patent/EP4012704B1/en active Active
- 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 MY MYPI2019002673A patent/MY199036A/en unknown
- 2014-06-24 EP EP18205365.2A patent/EP3518235B1/en active Active
- 2014-06-24 CN CN201910918525.6A patent/CN110459230B/zh active Active
- 2014-06-24 MY MYPI2019002672A patent/MY192149A/en unknown
- 2014-06-24 CA CA3209871A patent/CA3209871A1/en active Pending
- 2014-06-24 KR KR1020217006813A patent/KR102386726B1/ko active Active
- 2014-06-24 CN CN201910918534.5A patent/CN110459231B/zh active Active
- 2014-06-24 CN CN202311075024.9A patent/CN117116273A/zh active Pending
- 2014-06-24 MX MX2016000003A patent/MX354300B/es active IP Right Grant
- 2014-06-24 CN CN202311170904.4A patent/CN117275492A/zh active Pending
- 2014-07-04 TW TW111133302A patent/TWI871529B/zh active
- 2014-07-04 TW TW103123079A patent/TWI633539B/zh active
- 2014-07-04 TW TW107115309A patent/TWI669706B/zh active
- 2014-07-04 TW TW109137943A patent/TWI779381B/zh active
- 2014-07-04 TW TW108127251A patent/TWI712034B/zh active
- 2014-07-04 TW TW113149457A patent/TW202516945A/zh unknown
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2015
- 2015-11-26 ZA ZA2015/08710A patent/ZA201508710B/en unknown
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2017
- 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
- 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
- 2019-05-28 ZA ZA2019/03363A patent/ZA201903363B/en unknown
- 2019-07-29 US US16/525,074 patent/US10841721B2/en active Active
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2020
- 2020-05-28 ZA ZA2020/03171A patent/ZA202003171B/en unknown
- 2020-06-25 AU AU2020204222A patent/AU2020204222B2/en active Active
- 2020-11-05 JP JP2020184838A patent/JP7158452B2/ja active Active
- 2020-11-16 US US17/099,120 patent/US11297455B2/en active Active
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2022
- 2022-03-10 ZA ZA2022/02891A patent/ZA202202891B/en unknown
- 2022-03-10 ZA ZA2022/02892A patent/ZA202202892B/en unknown
- 2022-04-01 US US17/711,029 patent/US11540076B2/en active Active
- 2022-06-20 AU AU2022204314A patent/AU2022204314B2/en active Active
- 2022-10-11 JP JP2022163123A patent/JP7504174B2/ja active Active
- 2022-12-15 US US18/081,956 patent/US11863958B2/en active Active
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2023
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- 2023-11-22 US US18/517,301 patent/US12245013B2/en active Active
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2024
- 2024-02-07 ZA ZA2024/01196A patent/ZA202401196B/en unknown
- 2024-06-11 JP JP2024094070A patent/JP7772487B2/ja active Active
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2025
- 2025-01-28 US US19/038,713 patent/US20250184680A1/en active Pending
- 2025-11-04 JP JP2025185301A patent/JP2026016714A/ja active Pending
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