HK1214062A1 - 音頻通道空間轉換 - Google Patents
音頻通道空間轉換Info
- Publication number
- HK1214062A1 HK1214062A1 HK16100846.8A HK16100846A HK1214062A1 HK 1214062 A1 HK1214062 A1 HK 1214062A1 HK 16100846 A HK16100846 A HK 16100846A HK 1214062 A1 HK1214062 A1 HK 1214062A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- trnslation
- audio channel
- channel spatial
- spatial
- audio
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13882308P | 2008-12-18 | 2008-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1214062A1 true HK1214062A1 (zh) | 2016-07-15 |
Family
ID=41796414
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16100846.8A HK1214062A1 (zh) | 2008-12-18 | 2012-05-16 | 音頻通道空間轉換 |
HK12104833.9A HK1164603A1 (zh) | 2008-12-18 | 2012-05-16 | 音頻通道空間轉換 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK12104833.9A HK1164603A1 (zh) | 2008-12-18 | 2012-05-16 | 音頻通道空間轉換 |
Country Status (5)
Country | Link |
---|---|
US (7) | US9628934B2 (zh) |
EP (2) | EP2380365A1 (zh) |
CN (2) | CN104837107B (zh) |
HK (2) | HK1214062A1 (zh) |
WO (1) | WO2010080451A1 (zh) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5363567B2 (ja) * | 2009-05-11 | 2013-12-11 | パナソニック株式会社 | 音響再生装置 |
US20120093323A1 (en) * | 2010-10-14 | 2012-04-19 | Samsung Electronics Co., Ltd. | Audio system and method of down mixing audio signals using the same |
JP5740531B2 (ja) * | 2011-07-01 | 2015-06-24 | ドルビー ラボラトリーズ ライセンシング コーポレイション | オブジェクトベースオーディオのアップミキシング |
EP2645749B1 (en) | 2012-03-30 | 2020-02-19 | Samsung Electronics Co., Ltd. | Audio apparatus and method of converting audio signal thereof |
KR102062906B1 (ko) * | 2012-03-30 | 2020-02-11 | 삼성전자주식회사 | 오디오 장치 및 이의 오디오 신호 변환 방법 |
US9729993B2 (en) | 2012-10-01 | 2017-08-08 | Nokia Technologies Oy | Apparatus and method for reproducing recorded audio with correct spatial directionality |
EP2733964A1 (en) * | 2012-11-15 | 2014-05-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Segment-wise adjustment of spatial audio signal to different playback loudspeaker setup |
US9465317B2 (en) | 2013-02-25 | 2016-10-11 | Ricoh Company, Ltd. | Nozzle insertion member, powder container, and image forming apparatus |
EP2981101B1 (en) | 2013-03-29 | 2019-08-14 | Samsung Electronics Co., Ltd. | Audio apparatus and audio providing method thereof |
EP2830332A3 (en) * | 2013-07-22 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration |
CN104703092A (zh) * | 2013-12-09 | 2015-06-10 | 国民技术股份有限公司 | 音频信号的传输方法、装置、移动终端及音频通信系统 |
MX365637B (es) | 2014-06-26 | 2019-06-10 | Samsung Electronics Co Ltd | Metodo y dispositivo para representar una señal acustica y medio de grabacion legible por computadora. |
WO2016182184A1 (ko) * | 2015-05-08 | 2016-11-17 | 삼성전자 주식회사 | 입체 음향 재생 방법 및 장치 |
CN105407443B (zh) | 2015-10-29 | 2018-02-13 | 小米科技有限责任公司 | 录音方法及装置 |
US9820073B1 (en) | 2017-05-10 | 2017-11-14 | Tls Corp. | Extracting a common signal from multiple audio signals |
CN110771181B (zh) | 2017-05-15 | 2021-09-28 | 杜比实验室特许公司 | 用于将空间音频格式转换为扬声器信号的方法、系统和设备 |
CN109688497B (zh) * | 2017-10-18 | 2021-10-01 | 宏达国际电子股份有限公司 | 声音播放装置、方法及非暂态存储介质 |
GB201718341D0 (en) * | 2017-11-06 | 2017-12-20 | Nokia Technologies Oy | Determination of targeted spatial audio parameters and associated spatial audio playback |
GB2572650A (en) | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
GB2574239A (en) | 2018-05-31 | 2019-12-04 | Nokia Technologies Oy | Signalling of spatial audio parameters |
US10728689B2 (en) * | 2018-12-13 | 2020-07-28 | Qualcomm Incorporated | Soundfield modeling for efficient encoding and/or retrieval |
US11474776B2 (en) * | 2018-12-18 | 2022-10-18 | Intel Corporation | Display-based audio splitting in media environments |
CN110995324B (zh) * | 2019-12-16 | 2021-09-28 | Tcl移动通信科技(宁波)有限公司 | 蓝牙通信方法、装置、存储介质及终端设备 |
WO2022124620A1 (en) * | 2020-12-08 | 2022-06-16 | Samsung Electronics Co., Ltd. | Method and system to render n-channel audio on m number of output speakers based on preserving audio-intensities of n-channel audio in real-time |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4799260A (en) | 1985-03-07 | 1989-01-17 | Dolby Laboratories Licensing Corporation | Variable matrix decoder |
AUPP272598A0 (en) * | 1998-03-31 | 1998-04-23 | Lake Dsp Pty Limited | Wavelet conversion of 3-d audio signals |
US7660424B2 (en) * | 2001-02-07 | 2010-02-09 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
CN1275498C (zh) | 2001-02-07 | 2006-09-13 | 多尔拜实验特许公司 | 声道转换方法 |
US7391869B2 (en) * | 2002-05-03 | 2008-06-24 | Harman International Industries, Incorporated | Base management systems |
PL373120A1 (en) * | 2002-08-07 | 2005-08-08 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
US7706544B2 (en) * | 2002-11-21 | 2010-04-27 | Fraunhofer-Geselleschaft Zur Forderung Der Angewandten Forschung E.V. | Audio reproduction system and method for reproducing an audio signal |
US7336793B2 (en) * | 2003-05-08 | 2008-02-26 | Harman International Industries, Incorporated | Loudspeaker system for virtual sound synthesis |
US20070242832A1 (en) * | 2004-06-04 | 2007-10-18 | Matsushita Electric Industrial Co., Ltd. | Acoustical Signal Processing Apparatus |
WO2006132857A2 (en) * | 2005-06-03 | 2006-12-14 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
DE102005057406A1 (de) * | 2005-11-30 | 2007-06-06 | Valenzuela, Carlos Alberto, Dr.-Ing. | Verfahren zur Aufnahme einer Tonquelle mit zeitlich variabler Richtcharakteristik und zur Wiedergabe sowie System zur Durchführung des Verfahrens |
-
2009
- 2009-12-16 US US13/139,984 patent/US9628934B2/en active Active
- 2009-12-16 CN CN201510122915.4A patent/CN104837107B/zh active Active
- 2009-12-16 CN CN200980151223.5A patent/CN102273233B/zh active Active
- 2009-12-16 EP EP09802257A patent/EP2380365A1/en not_active Withdrawn
- 2009-12-16 WO PCT/US2009/068334 patent/WO2010080451A1/en active Application Filing
- 2009-12-16 EP EP11180931.5A patent/EP2398257B1/en active Active
-
2012
- 2012-05-16 HK HK16100846.8A patent/HK1214062A1/zh unknown
- 2012-05-16 HK HK12104833.9A patent/HK1164603A1/zh unknown
-
2017
- 2017-04-13 US US15/487,358 patent/US10104488B2/en active Active
-
2018
- 2018-10-16 US US16/162,192 patent/US10469970B2/en active Active
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2019
- 2019-06-12 US US16/439,670 patent/US10887715B2/en active Active
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2020
- 2020-12-29 US US17/136,348 patent/US11395085B2/en active Active
-
2022
- 2022-07-08 US US17/860,863 patent/US11805379B2/en active Active
-
2023
- 2023-09-25 US US18/474,170 patent/US20240098438A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US11395085B2 (en) | 2022-07-19 |
US10469970B2 (en) | 2019-11-05 |
CN104837107B (zh) | 2017-05-10 |
CN104837107A (zh) | 2015-08-12 |
US20190297445A1 (en) | 2019-09-26 |
US20240098438A1 (en) | 2024-03-21 |
US20170289721A1 (en) | 2017-10-05 |
CN102273233B (zh) | 2015-04-15 |
CN102273233A (zh) | 2011-12-07 |
EP2398257A3 (en) | 2012-03-21 |
US20210235212A1 (en) | 2021-07-29 |
US9628934B2 (en) | 2017-04-18 |
US10887715B2 (en) | 2021-01-05 |
WO2010080451A1 (en) | 2010-07-15 |
US20230007419A1 (en) | 2023-01-05 |
US10104488B2 (en) | 2018-10-16 |
US20110249819A1 (en) | 2011-10-13 |
US11805379B2 (en) | 2023-10-31 |
EP2398257A2 (en) | 2011-12-21 |
EP2398257B1 (en) | 2017-05-10 |
US20190124460A1 (en) | 2019-04-25 |
HK1164603A1 (zh) | 2012-09-21 |
EP2380365A1 (en) | 2011-10-26 |
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