JP2002508616A - オーディオ信号処理方法および装置 - Google Patents
オーディオ信号処理方法および装置Info
- Publication number
- JP2002508616A JP2002508616A JP2000538433A JP2000538433A JP2002508616A JP 2002508616 A JP2002508616 A JP 2002508616A JP 2000538433 A JP2000538433 A JP 2000538433A JP 2000538433 A JP2000538433 A JP 2000538433A JP 2002508616 A JP2002508616 A JP 2002508616A
- Authority
- JP
- Japan
- Prior art keywords
- audio
- signal
- signals
- impulse response
- frequency domain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
- H04S3/004—For headphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
-
- 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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- 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
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Data Mining & Analysis (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Algebra (AREA)
- Stereophonic System (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU7164 | 1997-06-04 | ||
| AUPP2595A AUPP259598A0 (en) | 1998-03-25 | 1998-03-25 | Sound signal processing apparatus (PAT 51) |
| AUPP2710A AUPP271098A0 (en) | 1998-03-31 | 1998-03-31 | New variants on low-latency convolution - reduced computation by using band-limited coefficients in the filter tails |
| AUPP2709A AUPP270998A0 (en) | 1998-03-31 | 1998-03-31 | New variants on low-latency convolution - reduced computation requirement by sharing filter tails between multiple channels |
| AU2595 | 1998-03-31 | ||
| AUPP7164A AUPP716498A0 (en) | 1998-11-12 | 1998-11-12 | Audio signal processing apparatus (pat 82) |
| AU2709 | 1998-11-12 | ||
| AU2710 | 1998-11-12 | ||
| PCT/AU1999/000002 WO1999049574A1 (en) | 1998-03-25 | 1999-01-06 | Audio signal processing method and apparatus |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007264869A Division JP4726875B2 (ja) | 1998-03-25 | 2007-10-10 | オーディオ信号処理方法および装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002508616A true JP2002508616A (ja) | 2002-03-19 |
Family
ID=27424461
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000538433A Pending JP2002508616A (ja) | 1998-03-25 | 1999-01-06 | オーディオ信号処理方法および装置 |
| JP2007264869A Expired - Lifetime JP4726875B2 (ja) | 1998-03-25 | 2007-10-10 | オーディオ信号処理方法および装置 |
| JP2010269913A Pending JP2011083018A (ja) | 1998-03-25 | 2010-12-03 | オーディオ信号処理方法および装置 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007264869A Expired - Lifetime JP4726875B2 (ja) | 1998-03-25 | 2007-10-10 | オーディオ信号処理方法および装置 |
| JP2010269913A Pending JP2011083018A (ja) | 1998-03-25 | 2010-12-03 | オーディオ信号処理方法および装置 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6741706B1 (https=) |
| EP (1) | EP1072089B1 (https=) |
| JP (3) | JP2002508616A (https=) |
| KR (1) | KR100598003B1 (https=) |
| CN (1) | CN100353664C (https=) |
| AT (1) | ATE501606T1 (https=) |
| AU (1) | AU751900B2 (https=) |
| CA (1) | CA2325482C (https=) |
| DE (1) | DE69943265D1 (https=) |
| DK (1) | DK1072089T3 (https=) |
| WO (1) | WO1999049574A1 (https=) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004506396A (ja) * | 2000-08-14 | 2004-02-26 | レイク テクノロジー リミティド | 音声周波数応答処理システム |
| JP2008058984A (ja) * | 1998-03-25 | 2008-03-13 | Dolby Lab Licensing Corp | オーディオ信号処理方法および装置 |
| JP2008516539A (ja) * | 2004-10-14 | 2008-05-15 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | パンされたステレオオーディオコンテンツについての改善された頭部伝達関数 |
| JP2008141524A (ja) * | 2006-12-01 | 2008-06-19 | Fujitsu Ten Ltd | 音響処理装置 |
| JP2011004264A (ja) * | 2009-06-19 | 2011-01-06 | Fujitsu Ltd | ディジタル信号処理装置およびディジタル信号処理方法 |
| JP2015507421A (ja) * | 2012-01-13 | 2015-03-05 | 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 | 周波数ドメインにおける遅延を使用しながら複数のラウドスピーカのためのラウドスピーカ信号を計算する装置及び方法 |
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| US8086448B1 (en) * | 2003-06-24 | 2011-12-27 | Creative Technology Ltd | Dynamic modification of a high-order perceptual attribute of an audio signal |
| KR20050060789A (ko) * | 2003-12-17 | 2005-06-22 | 삼성전자주식회사 | 가상 음향 재생 방법 및 그 장치 |
| WO2005094529A2 (en) * | 2004-03-24 | 2005-10-13 | That Corporation | Configurable filter for processing television audio signals |
| US20050276430A1 (en) * | 2004-05-28 | 2005-12-15 | Microsoft Corporation | Fast headphone virtualization |
| NL1029251C2 (nl) * | 2004-06-16 | 2007-08-14 | Samsung Electronics Co Ltd | Inrichting en methode voor het reproduceren van een 7.1 kanaal geluid. |
| KR100644617B1 (ko) | 2004-06-16 | 2006-11-10 | 삼성전자주식회사 | 7.1 채널 오디오 재생 방법 및 장치 |
| GB0419346D0 (en) * | 2004-09-01 | 2004-09-29 | Smyth Stephen M F | Method and apparatus for improved headphone virtualisation |
| KR101118214B1 (ko) * | 2004-09-21 | 2012-03-16 | 삼성전자주식회사 | 청취 위치를 고려한 2채널 가상 음향 재생 방법 및 장치 |
| US8718301B1 (en) * | 2004-10-25 | 2014-05-06 | Hewlett-Packard Development Company, L.P. | Telescopic spatial radio system |
| KR100608025B1 (ko) * | 2005-03-03 | 2006-08-02 | 삼성전자주식회사 | 2채널 헤드폰용 입체 음향 생성 방법 및 장치 |
| DE102005010057A1 (de) * | 2005-03-04 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms |
| JP4988717B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| US8577686B2 (en) | 2005-05-26 | 2013-11-05 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
| US20070044126A1 (en) * | 2005-08-18 | 2007-02-22 | Rockwell Collins, Inc. | Wireless video entertainment system |
| CA2621175C (en) * | 2005-09-13 | 2015-12-22 | Srs Labs, Inc. | Systems and methods for audio processing |
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| NL1032538C2 (nl) | 2005-09-22 | 2008-10-02 | Samsung Electronics Co Ltd | Apparaat en werkwijze voor het reproduceren van virtueel geluid van twee kanalen. |
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| CN101385076B (zh) * | 2006-02-07 | 2012-11-28 | Lg电子株式会社 | 用于编码/解码信号的装置和方法 |
| ES2407820T3 (es) | 2006-02-23 | 2013-06-14 | Lg Electronics Inc. | Método y aparato para procesar una señal de audio |
| KR100754220B1 (ko) | 2006-03-07 | 2007-09-03 | 삼성전자주식회사 | Mpeg 서라운드를 위한 바이노럴 디코더 및 그 디코딩방법 |
| EP1999745B1 (en) | 2006-03-30 | 2016-08-31 | LG Electronics Inc. | Apparatuses and methods for processing an audio signal |
| ATE543343T1 (de) * | 2006-04-03 | 2012-02-15 | Srs Labs Inc | Tonsignalverarbeitung |
| US20080235006A1 (en) | 2006-08-18 | 2008-09-25 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| KR101368859B1 (ko) * | 2006-12-27 | 2014-02-27 | 삼성전자주식회사 | 개인 청각 특성을 고려한 2채널 입체 음향 재생 방법 및장치 |
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| DE102007051308B4 (de) * | 2007-10-26 | 2013-05-16 | Siemens Medical Instruments Pte. Ltd. | Verfahren zum Verarbeiten eines Mehrkanalaudiosignals für ein binaurales Hörgerätesystem und entsprechendes Hörgerätesystem |
| CN102160115A (zh) | 2008-09-19 | 2011-08-17 | 杜比实验室特许公司 | 对于资源受限客户机设备的上游质量增强信号处理 |
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| JP3327114B2 (ja) * | 1996-04-24 | 2002-09-24 | ソニー株式会社 | 信号処理装置、信号記録装置及び信号再生装置 |
| EP1072089B1 (en) * | 1998-03-25 | 2011-03-09 | Dolby Laboratories Licensing Corp. | Audio signal processing method and apparatus |
-
1999
- 1999-01-06 EP EP99900039A patent/EP1072089B1/en not_active Expired - Lifetime
- 1999-01-06 CN CNB998043036A patent/CN100353664C/zh not_active Expired - Lifetime
- 1999-01-06 AU AU17438/99A patent/AU751900B2/en not_active Expired
- 1999-01-06 DK DK99900039.1T patent/DK1072089T3/da active
- 1999-01-06 KR KR1020007010622A patent/KR100598003B1/ko not_active Expired - Lifetime
- 1999-01-06 AT AT99900039T patent/ATE501606T1/de active
- 1999-01-06 US US09/647,260 patent/US6741706B1/en not_active Expired - Lifetime
- 1999-01-06 JP JP2000538433A patent/JP2002508616A/ja active Pending
- 1999-01-06 WO PCT/AU1999/000002 patent/WO1999049574A1/en not_active Ceased
- 1999-01-06 CA CA002325482A patent/CA2325482C/en not_active Expired - Lifetime
- 1999-01-06 DE DE69943265T patent/DE69943265D1/de not_active Expired - Lifetime
-
2007
- 2007-10-10 JP JP2007264869A patent/JP4726875B2/ja not_active Expired - Lifetime
-
2010
- 2010-12-03 JP JP2010269913A patent/JP2011083018A/ja active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008058984A (ja) * | 1998-03-25 | 2008-03-13 | Dolby Lab Licensing Corp | オーディオ信号処理方法および装置 |
| JP2004506396A (ja) * | 2000-08-14 | 2004-02-26 | レイク テクノロジー リミティド | 音声周波数応答処理システム |
| JP2008516539A (ja) * | 2004-10-14 | 2008-05-15 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | パンされたステレオオーディオコンテンツについての改善された頭部伝達関数 |
| JP2008141524A (ja) * | 2006-12-01 | 2008-06-19 | Fujitsu Ten Ltd | 音響処理装置 |
| JP2011004264A (ja) * | 2009-06-19 | 2011-01-06 | Fujitsu Ltd | ディジタル信号処理装置およびディジタル信号処理方法 |
| JP2015507421A (ja) * | 2012-01-13 | 2015-03-05 | 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 | 周波数ドメインにおける遅延を使用しながら複数のラウドスピーカのためのラウドスピーカ信号を計算する装置及び方法 |
| JP2016106459A (ja) * | 2012-01-13 | 2016-06-16 | 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 | 周波数ドメインにおける遅延を使用しながら複数のラウドスピーカのためのラウドスピーカ信号を計算する装置及び方法 |
| US9666203B2 (en) | 2012-01-13 | 2017-05-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Device and method for calculating loudspeaker signals for a plurality of loudspeakers while using a delay in the frequency domain |
| US10347268B2 (en) | 2012-01-13 | 2019-07-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Device and method for calculating loudspeaker signals for a plurality of loudspeakers while using a delay in the frequency domain |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011083018A (ja) | 2011-04-21 |
| CA2325482C (en) | 2009-12-15 |
| JP2008058984A (ja) | 2008-03-13 |
| DE69943265D1 (de) | 2011-04-21 |
| CN1294782A (zh) | 2001-05-09 |
| KR20010042169A (ko) | 2001-05-25 |
| AU1743899A (en) | 1999-10-18 |
| ATE501606T1 (de) | 2011-03-15 |
| CN100353664C (zh) | 2007-12-05 |
| EP1072089A1 (en) | 2001-01-31 |
| EP1072089A4 (en) | 2007-06-13 |
| US6741706B1 (en) | 2004-05-25 |
| DK1072089T3 (da) | 2011-06-27 |
| CA2325482A1 (en) | 1999-09-30 |
| WO1999049574A1 (en) | 1999-09-30 |
| EP1072089B1 (en) | 2011-03-09 |
| AU751900B2 (en) | 2002-08-29 |
| JP4726875B2 (ja) | 2011-07-20 |
| KR100598003B1 (ko) | 2006-07-06 |
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