ES2249823T3 - Descodificacion de audio multifuncional. - Google Patents
Descodificacion de audio multifuncional.Info
- Publication number
- ES2249823T3 ES2249823T3 ES98908769T ES98908769T ES2249823T3 ES 2249823 T3 ES2249823 T3 ES 2249823T3 ES 98908769 T ES98908769 T ES 98908769T ES 98908769 T ES98908769 T ES 98908769T ES 2249823 T3 ES2249823 T3 ES 2249823T3
- Authority
- ES
- Spain
- Prior art keywords
- network
- signal
- attenuation
- matrix
- acoustic
- 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.)
- Expired - Lifetime
Links
- 239000011159 matrix material Substances 0.000 claims description 62
- 230000004044 response Effects 0.000 claims description 47
- 230000006870 function Effects 0.000 claims description 28
- 238000012546 transfer Methods 0.000 claims description 27
- 230000001419 dependent effect Effects 0.000 claims description 23
- 238000012545 processing Methods 0.000 claims description 19
- 230000003321 amplification Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000001228 spectrum Methods 0.000 claims description 11
- 230000002238 attenuated effect Effects 0.000 claims description 7
- 230000015654 memory Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 claims description 3
- PWPJGUXAGUPAHP-UHFFFAOYSA-N lufenuron Chemical compound C1=C(Cl)C(OC(F)(F)C(C(F)(F)F)F)=CC(Cl)=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F PWPJGUXAGUPAHP-UHFFFAOYSA-N 0.000 abstract 1
- 230000001934 delay Effects 0.000 description 20
- 238000004364 calculation method Methods 0.000 description 11
- 239000003638 chemical reducing agent Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 238000005070 sampling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 210000005069 ears Anatomy 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 241001503987 Clematis vitalba Species 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 230000013707 sensory perception of sound Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- 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
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US819582 | 1997-03-14 | ||
| US08/819,582 US6449368B1 (en) | 1997-03-14 | 1997-03-14 | Multidirectional audio decoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2249823T3 true ES2249823T3 (es) | 2006-04-01 |
Family
ID=25228541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES98908769T Expired - Lifetime ES2249823T3 (es) | 1997-03-14 | 1998-02-26 | Descodificacion de audio multifuncional. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6449368B1 (enExample) |
| EP (1) | EP0966865B1 (enExample) |
| JP (1) | JP2001516537A (enExample) |
| KR (1) | KR100591008B1 (enExample) |
| AT (1) | ATE311733T1 (enExample) |
| AU (1) | AU747377B2 (enExample) |
| CA (1) | CA2283838C (enExample) |
| DE (1) | DE69832595T2 (enExample) |
| DK (1) | DK0966865T3 (enExample) |
| ES (1) | ES2249823T3 (enExample) |
| WO (1) | WO1998042162A2 (enExample) |
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1025743B1 (en) * | 1997-09-16 | 2013-06-19 | Dolby Laboratories Licensing Corporation | Utilisation of filtering effects in stereo headphone devices to enhance spatialization of source around a listener |
| DE19847689B4 (de) * | 1998-10-15 | 2013-07-11 | Samsung Electronics Co., Ltd. | Vorrichtung und Verfahren zur dreidimensionalen Tonwiedergabe |
| ATE230917T1 (de) * | 1999-10-07 | 2003-01-15 | Zlatan Ribic | Verfahren und anordnung zur aufnahme von schallsignalen |
| US7369665B1 (en) | 2000-08-23 | 2008-05-06 | Nintendo Co., Ltd. | Method and apparatus for mixing sound signals |
| AUPR061800A0 (en) * | 2000-10-09 | 2000-11-02 | Lake Technology Limited | Authoring system |
| EP1251717A1 (fr) * | 2001-04-17 | 2002-10-23 | Yellowknife A.V.V. | Procédé et circuit pour l'écoute au casque d'un enrégistrement audio |
| US6804565B2 (en) | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
| KR100392449B1 (ko) * | 2001-07-16 | 2003-07-23 | 삼성전자주식회사 | 디지털ｔｖ신호의 재생시스템 및 그 재생방법 |
| JP4097426B2 (ja) * | 2001-12-07 | 2008-06-11 | 日本ビクター株式会社 | 位相変換サラウンド回路 |
| TWI230024B (en) * | 2001-12-18 | 2005-03-21 | Dolby Lab Licensing Corp | Method and audio apparatus for improving spatial perception of multiple sound channels when reproduced by two loudspeakers |
| US20030202665A1 (en) * | 2002-04-24 | 2003-10-30 | Bo-Ting Lin | Implementation method of 3D audio |
| US7567845B1 (en) * | 2002-06-04 | 2009-07-28 | Creative Technology Ltd | Ambience generation for stereo signals |
| US7072726B2 (en) * | 2002-06-19 | 2006-07-04 | Microsoft Corporation | Converting M channels of digital audio data into N channels of digital audio data |
| US7290057B2 (en) * | 2002-08-20 | 2007-10-30 | Microsoft Corporation | Media streaming of web content data |
| KR100541478B1 (ko) * | 2002-09-06 | 2006-01-10 | 엘지전자 주식회사 | 휴대폰 음장 제어장치 및 방법 |
| JP4627973B2 (ja) * | 2003-07-29 | 2011-02-09 | 富士通テン株式会社 | スピーカ装置 |
| US8054980B2 (en) * | 2003-09-05 | 2011-11-08 | Stmicroelectronics Asia Pacific Pte, Ltd. | Apparatus and method for rendering audio information to virtualize speakers in an audio system |
| US7447317B2 (en) * | 2003-10-02 | 2008-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V | Compatible multi-channel coding/decoding by weighting the downmix channel |
| KR20050060789A (ko) * | 2003-12-17 | 2005-06-22 | 삼성전자주식회사 | 가상 음향 재생 방법 및 그 장치 |
| US7970144B1 (en) | 2003-12-17 | 2011-06-28 | Creative Technology Ltd | Extracting and modifying a panned source for enhancement and upmix of audio signals |
| KR101086398B1 (ko) * | 2003-12-24 | 2011-11-25 | 삼성전자주식회사 | 다수의 마이크로폰을 이용한 지향성 제어 가능 스피커시스템 및 그 방법 |
| JP2006319801A (ja) * | 2005-05-13 | 2006-11-24 | Pioneer Electronic Corp | バーチャルサラウンドデコーダ装置 |
| JP2006319802A (ja) * | 2005-05-13 | 2006-11-24 | Pioneer Electronic Corp | バーチャルサラウンドデコーダ装置 |
| JP4988716B2 (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 |
| EP1905002B1 (en) | 2005-05-26 | 2013-05-22 | LG Electronics Inc. | Method and apparatus for decoding audio signal |
| WO2007016527A1 (en) * | 2005-07-29 | 2007-02-08 | Harman International Industries, Incorporated | Audio tuning system |
| KR100739776B1 (ko) | 2005-09-22 | 2007-07-13 | 삼성전자주식회사 | 입체 음향 생성 방법 및 장치 |
| KR100739762B1 (ko) | 2005-09-26 | 2007-07-13 | 삼성전자주식회사 | 크로스토크 제거 장치 및 그를 적용한 입체 음향 생성 시스템 |
| KR100636248B1 (ko) * | 2005-09-26 | 2006-10-19 | 삼성전자주식회사 | 보컬 제거 장치 및 방법 |
| KR20070077134A (ko) | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| US8296156B2 (en) | 2006-02-07 | 2012-10-23 | Lg Electronics, Inc. | Apparatus and method for encoding/decoding signal |
| US8102908B2 (en) * | 2006-09-28 | 2012-01-24 | Panasonic Corporation | Waveform equalizing device |
| US8805743B2 (en) * | 2006-12-27 | 2014-08-12 | International Business Machines Corporation | Tracking, distribution and management of apportionable licenses granted for distributed software products |
| US7953233B2 (en) * | 2007-03-20 | 2011-05-31 | National Semiconductor Corporation | Synchronous detection and calibration system and method for differential acoustic sensors |
| US8229143B2 (en) * | 2007-05-07 | 2012-07-24 | Sunil Bharitkar | Stereo expansion with binaural modeling |
| US7948862B2 (en) * | 2007-09-26 | 2011-05-24 | Solarflare Communications, Inc. | Crosstalk cancellation using sliding filters |
| US20090086982A1 (en) * | 2007-09-28 | 2009-04-02 | Qualcomm Incorporated | Crosstalk cancellation for closely spaced speakers |
| UA101542C2 (ru) * | 2008-12-15 | 2013-04-10 | Долби Лабораторис Лайсензин Корпорейшн | Виртуализатор окружающего звука с динамическим сжатием диапазона и способ |
| EP2324646B1 (en) * | 2009-05-18 | 2017-11-15 | Harman International Industries, Incorporated | Efficiency optimized audio system |
| US8259960B2 (en) * | 2009-09-11 | 2012-09-04 | BSG Laboratory, LLC | Phase layering apparatus and method for a complete audio signal |
| US8194869B2 (en) | 2010-03-17 | 2012-06-05 | Harman International Industries, Incorporated | Audio power management system |
| US9107021B2 (en) * | 2010-04-30 | 2015-08-11 | Microsoft Technology Licensing, Llc | Audio spatialization using reflective room model |
| US9277343B1 (en) | 2012-06-20 | 2016-03-01 | Amazon Technologies, Inc. | Enhanced stereo playback with listener position tracking |
| US9351073B1 (en) * | 2012-06-20 | 2016-05-24 | Amazon Technologies, Inc. | Enhanced stereo playback |
| US9271102B2 (en) * | 2012-08-16 | 2016-02-23 | Turtle Beach Corporation | Multi-dimensional parametric audio system and method |
| US9560464B2 (en) | 2014-11-25 | 2017-01-31 | The Trustees Of Princeton University | System and method for producing head-externalized 3D audio through headphones |
| US9830927B2 (en) * | 2014-12-16 | 2017-11-28 | Psyx Research, Inc. | System and method for decorrelating audio data |
| MY193418A (en) * | 2015-02-18 | 2022-10-12 | Huawei Tech Co Ltd | An audio signal processing apparatus and method for filtering an audio signal |
| US9773491B2 (en) * | 2015-09-16 | 2017-09-26 | Bose Corporation | Estimating secondary path magnitude in active noise control |
| US9756423B2 (en) * | 2015-09-16 | 2017-09-05 | Océ-Technologies B.V. | Method for removing electric crosstalk |
| US9923550B2 (en) | 2015-09-16 | 2018-03-20 | Bose Corporation | Estimating secondary path phase in active noise control |
| JP6454916B2 (ja) * | 2017-03-28 | 2019-01-23 | 本田技研工業株式会社 | 音声処理装置、音声処理方法及びプログラム |
| US10771896B2 (en) | 2017-04-14 | 2020-09-08 | Hewlett-Packard Development Company, L.P. | Crosstalk cancellation for speaker-based spatial rendering |
| EP3861768A4 (en) * | 2018-10-05 | 2021-12-08 | Magic Leap, Inc. | RUN TIME DIFFERENCE CROSSFADER FOR REPLAYING BINAURAL SOUND |
| US11246001B2 (en) * | 2020-04-23 | 2022-02-08 | Thx Ltd. | Acoustic crosstalk cancellation and virtual speakers techniques |
| US12483452B2 (en) * | 2022-05-16 | 2025-11-25 | Turtle Beach Corporation | Parametric signal processing systems and methods |
| US20250056182A1 (en) * | 2023-08-09 | 2025-02-13 | Harman International Industries, Incorporated | Crosstalk cancellation for reverberant acoustic fields |
Family Cites Families (74)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE25652E (en) * | 1964-10-06 | Sound reproducing apparatus | ||
| GB394325A (en) | 1931-12-14 | 1933-06-14 | Alan Dower Blumlein | Improvements in and relating to sound-transmission, sound-recording and sound-reproducing systems |
| GB781186A (en) | 1954-08-18 | 1957-08-14 | Emi Ltd | Improvements in or relating to electrical sound transmission systems |
| GB871992A (en) | 1956-10-13 | 1961-07-05 | Emi Ltd | Improvements relating to stereophonic sound transmission systems |
| US3249696A (en) | 1961-10-16 | 1966-05-03 | Zenith Radio Corp | Simplified extended stereo |
| US3219757A (en) | 1962-08-06 | 1965-11-23 | Gen Electric | Sound reproduction from monaural information |
| US3238304A (en) | 1962-09-24 | 1966-03-01 | Victor Company Of Japan | Stereophonic effect emphasizing system |
| US3236949A (en) | 1962-11-19 | 1966-02-22 | Bell Telephone Labor Inc | Apparent sound source translator |
| US3170991A (en) | 1963-11-27 | 1965-02-23 | Glasgal Ralph | System for stereo separation ratio control, elimination of cross-talk and the like |
| US3892624A (en) | 1970-02-03 | 1975-07-01 | Sony Corp | Stereophonic sound reproducing system |
| US4060696A (en) * | 1975-06-20 | 1977-11-29 | Victor Company Of Japan, Limited | Binaural four-channel stereophony |
| AT338011B (de) | 1975-09-30 | 1977-07-25 | Akg Akustische Kino Geraete | Anordnung zur drahtlosen ubertragung von niederfrequenzsignalen |
| GB1578854A (en) | 1976-02-27 | 1980-11-12 | Victor Company Of Japan | Stereophonic sound reproduction system |
| JPS52125301A (en) | 1976-04-13 | 1977-10-21 | Victor Co Of Japan Ltd | Signal processing circuit |
| DE2736558A1 (de) | 1976-08-17 | 1978-02-23 | Novanex Automation Nv | Phasenstereosystem |
| US4159397A (en) | 1977-05-08 | 1979-06-26 | Victor Company Of Japan, Limited | Acoustic translation of quadraphonic signals for two- and four-speaker sound reproduction |
| US4209665A (en) | 1977-08-29 | 1980-06-24 | Victor Company Of Japan, Limited | Audio signal translation for loudspeaker and headphone sound reproduction |
| JPS5832840B2 (ja) | 1977-09-10 | 1983-07-15 | 日本ビクター株式会社 | 立体音場拡大装置 |
| JPS5442102A (en) | 1977-09-10 | 1979-04-03 | Victor Co Of Japan Ltd | Stereo reproduction system |
| US4218585A (en) | 1979-04-05 | 1980-08-19 | Carver R W | Dimensional sound producing apparatus and method |
| US4309570A (en) | 1979-04-05 | 1982-01-05 | Carver R W | Dimensional sound recording and apparatus and method for producing the same |
| US4603429A (en) | 1979-04-05 | 1986-07-29 | Carver R W | Dimensional sound recording and apparatus and method for producing the same |
| US4388494A (en) | 1980-01-12 | 1983-06-14 | Schoene Peter | Process and apparatus for improved dummy head stereophonic reproduction |
| US4356349A (en) | 1980-03-12 | 1982-10-26 | Trod Nossel Recording Studios, Inc. | Acoustic image enhancing method and apparatus |
| JPS575500A (en) | 1980-06-12 | 1982-01-12 | Mitsubishi Electric Corp | Acoustic reproducing device |
| JPS57104400A (en) | 1980-12-19 | 1982-06-29 | Matsushita Electric Ind Co Ltd | 4 channel stereo device |
| US4567607A (en) | 1983-05-03 | 1986-01-28 | Stereo Concepts, Inc. | Stereo image recovery |
| NL8303945A (nl) | 1983-11-17 | 1985-06-17 | Philips Nv | Inrichting voor het realiseren van een pseudo-stereo signaal. |
| US4661851A (en) * | 1984-03-27 | 1987-04-28 | Rca Corporation | Apparatus for reducing the effect of noise interference in audio companding system |
| US4706287A (en) | 1984-10-17 | 1987-11-10 | Kintek, Inc. | Stereo generator |
| US4700389A (en) | 1985-02-15 | 1987-10-13 | Pioneer Electronic Corporation | Stereo sound field enlarging circuit |
| IT1185876B (it) | 1985-08-09 | 1987-11-18 | Sgs Microelettronica Spa | Sistema di espansione della base stereo per apparati di diffusione acustica stereofonica |
| IT1185706B (it) | 1985-09-12 | 1987-11-12 | Sgs Microelettronica Spa | Sistema non recursivo di espansione della base stereo per apparati di diffusione acustica stereofonica |
| US5056149A (en) | 1987-03-10 | 1991-10-08 | Broadie Richard G | Monaural to stereophonic sound translation process and apparatus |
| JPS63224599A (ja) | 1987-03-13 | 1988-09-19 | Asa Plan:Kk | ステレオ処理装置 |
| US4893342A (en) | 1987-10-15 | 1990-01-09 | Cooper Duane H | Head diffraction compensated stereo system |
| US4910779A (en) | 1987-10-15 | 1990-03-20 | Cooper Duane H | Head diffraction compensated stereo system with optimal equalization |
| US5034983A (en) | 1987-10-15 | 1991-07-23 | Cooper Duane H | Head diffraction compensated stereo system |
| US5136651A (en) | 1987-10-15 | 1992-08-04 | Cooper Duane H | Head diffraction compensated stereo system |
| US4975954A (en) | 1987-10-15 | 1990-12-04 | Cooper Duane H | Head diffraction compensated stereo system with optimal equalization |
| US4910778A (en) | 1987-10-16 | 1990-03-20 | Barton Geoffrey J | Signal enhancement processor for stereo system |
| DE68921890T2 (de) | 1988-07-08 | 1995-07-20 | Adaptive Audio Ltd | Tonwiedergabesysteme. |
| FI111789B (fi) | 1989-01-10 | 2003-09-15 | Nintendo Co Ltd | Elektroninen pelilaite, jossa on mahdollisuus pseudostereofoniseen äänen kehittämiseen |
| US5095507A (en) | 1990-07-24 | 1992-03-10 | Lowe Danny D | Method and apparatus for generating incoherent multiples of a monaural input signal for sound image placement |
| JPH07105999B2 (ja) | 1990-10-11 | 1995-11-13 | ヤマハ株式会社 | 音像定位装置 |
| US5208493A (en) | 1991-04-30 | 1993-05-04 | Thomson Consumer Electronics, Inc. | Stereo expansion selection switch |
| JPH05191896A (ja) | 1992-01-13 | 1993-07-30 | Pioneer Electron Corp | 擬似ステレオ装置 |
| JPH05191899A (ja) | 1992-01-16 | 1993-07-30 | Pioneer Electron Corp | ステレオサラウンド装置 |
| US5173944A (en) | 1992-01-29 | 1992-12-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Head related transfer function pseudo-stereophony |
| EP0553832B1 (en) | 1992-01-30 | 1998-07-08 | Matsushita Electric Industrial Co., Ltd. | Sound field controller |
| EP0563929B1 (en) * | 1992-04-03 | 1998-12-30 | Yamaha Corporation | Sound-image position control apparatus |
| US5420929A (en) | 1992-05-26 | 1995-05-30 | Ford Motor Company | Signal processor for sound image enhancement |
| EP0649589B1 (en) | 1992-07-06 | 1999-05-19 | Adaptive Audio Limited | Adaptive audio systems and sound reproduction systems |
| US5440639A (en) | 1992-10-14 | 1995-08-08 | Yamaha Corporation | Sound localization control apparatus |
| US5319713A (en) | 1992-11-12 | 1994-06-07 | Rocktron Corporation | Multi dimensional sound circuit |
| JPH06165296A (ja) | 1992-11-18 | 1994-06-10 | Matsushita Electric Ind Co Ltd | 音場信号再生装置 |
| US5598478A (en) * | 1992-12-18 | 1997-01-28 | Victor Company Of Japan, Ltd. | Sound image localization control apparatus |
| JP2886402B2 (ja) | 1992-12-22 | 1999-04-26 | 株式会社河合楽器製作所 | ステレオ信号発生装置 |
| JP2897586B2 (ja) | 1993-03-05 | 1999-05-31 | ヤマハ株式会社 | 音場制御装置 |
| EP0637191B1 (en) | 1993-07-30 | 2003-10-22 | Victor Company Of Japan, Ltd. | Surround signal processing apparatus |
| DE4326811A1 (de) | 1993-08-10 | 1995-02-16 | Philips Patentverwaltung | Schaltungsanordnung zum Umwandeln eines Stereosignals |
| US5438623A (en) * | 1993-10-04 | 1995-08-01 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Multi-channel spatialization system for audio signals |
| KR0135850B1 (ko) | 1993-11-18 | 1998-05-15 | 김광호 | 음성재생장치 |
| US5517570A (en) | 1993-12-14 | 1996-05-14 | Taylor Group Of Companies, Inc. | Sound reproducing array processor system |
| BE1008027A3 (nl) | 1994-01-17 | 1995-12-12 | Philips Electronics Nv | Signaalcombinatieschakeling, signaalbewerkingsschakeling voorzien van de signaalcombinatieschakeling, stereofonische audioweergave-inrichting voorzien de signaalbewerkingsschakeling, alsmede een audio-visuele weergave-inrichting voorzien van de stereofonische audioweergave-inrichting. |
| US5436975A (en) | 1994-02-02 | 1995-07-25 | Qsound Ltd. | Apparatus for cross fading out of the head sound locations |
| US5659619A (en) | 1994-05-11 | 1997-08-19 | Aureal Semiconductor, Inc. | Three-dimensional virtual audio display employing reduced complexity imaging filters |
| JP2944424B2 (ja) | 1994-06-16 | 1999-09-06 | 三洋電機株式会社 | 音響再生回路 |
| JPH0819100A (ja) | 1994-07-01 | 1996-01-19 | Matsushita Electric Ind Co Ltd | サラウンドステレオ |
| US5533129A (en) | 1994-08-24 | 1996-07-02 | Gefvert; Herbert I. | Multi-dimensional sound reproduction system |
| GB9417185D0 (en) * | 1994-08-25 | 1994-10-12 | Adaptive Audio Ltd | Sounds recording and reproduction systems |
| JP3500746B2 (ja) | 1994-12-21 | 2004-02-23 | 松下電器産業株式会社 | 音像定位装置及びフィルタ設定方法 |
| US5844993A (en) | 1995-01-25 | 1998-12-01 | Victor Company Of Japan, Ltd. | Surround signal processing apparatus |
| US5889867A (en) * | 1996-09-18 | 1999-03-30 | Bauck; Jerald L. | Stereophonic Reformatter |
-
1997
- 1997-03-14 US US08/819,582 patent/US6449368B1/en not_active Expired - Lifetime
-
1998
- 1998-02-26 JP JP54053798A patent/JP2001516537A/ja active Pending
- 1998-02-26 DE DE69832595T patent/DE69832595T2/de not_active Expired - Lifetime
- 1998-02-26 KR KR1019997007959A patent/KR100591008B1/ko not_active Expired - Lifetime
- 1998-02-26 WO PCT/US1998/003882 patent/WO1998042162A2/en not_active Ceased
- 1998-02-26 EP EP98908769A patent/EP0966865B1/en not_active Expired - Lifetime
- 1998-02-26 AU AU66717/98A patent/AU747377B2/en not_active Expired
- 1998-02-26 AT AT98908769T patent/ATE311733T1/de active
- 1998-02-26 DK DK98908769T patent/DK0966865T3/da active
- 1998-02-26 CA CA002283838A patent/CA2283838C/en not_active Expired - Lifetime
- 1998-02-26 ES ES98908769T patent/ES2249823T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR20000075880A (ko) | 2000-12-26 |
| AU6671798A (en) | 1998-10-12 |
| JP2001516537A (ja) | 2001-09-25 |
| DE69832595D1 (de) | 2006-01-05 |
| ATE311733T1 (de) | 2005-12-15 |
| WO1998042162A3 (en) | 1998-12-03 |
| KR100591008B1 (ko) | 2006-06-22 |
| AU747377B2 (en) | 2002-05-16 |
| CA2283838A1 (en) | 1998-09-24 |
| EP0966865B1 (en) | 2005-11-30 |
| DK0966865T3 (da) | 2006-03-27 |
| EP0966865A2 (en) | 1999-12-29 |
| US6449368B1 (en) | 2002-09-10 |
| WO1998042162A2 (en) | 1998-09-24 |
| DE69832595T2 (de) | 2006-08-10 |
| CA2283838C (en) | 2006-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2249823T3 (es) | Descodificacion de audio multifuncional. | |
| JP4732807B2 (ja) | オーディオ信号処理 | |
| CN102246544B (zh) | 具有动态范围压缩的环绕声虚拟器和方法 | |
| CN1713784B (zh) | 再现7.1声道声音的装置和方法 | |
| TWI489887B (zh) | 用於喇叭或耳機播放之虛擬音訊處理技術 | |
| CN1860826B (zh) | 再现宽立体声的设备和方法 | |
| US6937737B2 (en) | Multi-channel audio surround sound from front located loudspeakers | |
| US8442237B2 (en) | Apparatus and method of reproducing virtual sound of two channels | |
| CN1658709B (zh) | 声音再现设备和声音再现方法 | |
| US20120201389A1 (en) | Processing of sound data encoded in a sub-band domain | |
| WO2004049759A1 (en) | Equalisation of the output in a stereo widening network | |
| CN101112120A (zh) | 处理多声道音频输入信号以从其中产生至少两个声道输出信号的装置和方法、以及包括执行该方法的可执行代码的计算机可读介质 | |
| US5844993A (en) | Surround signal processing apparatus | |
| EP2229012B1 (en) | Device, method, program, and system for canceling crosstalk when reproducing sound through plurality of speakers arranged around listener | |
| JP2956545B2 (ja) | 音場制御装置 | |
| US8817997B2 (en) | Stereophonic sound output apparatus and early reflection generation method thereof | |
| JP2002291100A (ja) | オーディオ信号再生方法、及びパッケージメディア | |
| WO2024081957A1 (en) | Binaural externalization processing | |
| WO2007035055A1 (en) | Apparatus and method of reproduction virtual sound of two channels | |
| EP1212923B1 (en) | Method and apparatus for generating a second audio signal from a first audio signal | |
| CN114363793B (zh) | 双声道音频转换为虚拟环绕5.1声道音频的系统及方法 | |
| KR20050060552A (ko) | 입체 음향 시스템 및 입체 음향 구현 방법 |