TW447223B - Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input - Google Patents
Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input Download PDFInfo
- Publication number
- TW447223B TW447223B TW088117186A TW88117186A TW447223B TW 447223 B TW447223 B TW 447223B TW 088117186 A TW088117186 A TW 088117186A TW 88117186 A TW88117186 A TW 88117186A TW 447223 B TW447223 B TW 447223B
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- Taiwan
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Links
- 238000000034 method Methods 0.000 title claims description 27
- 230000002194 synthesizing effect Effects 0.000 title claims description 8
- 239000003990 capacitor Substances 0.000 claims description 24
- 238000001914 filtration Methods 0.000 claims description 9
- 230000005236 sound signal Effects 0.000 claims description 7
- 230000001755 vocal effect Effects 0.000 claims 2
- 230000010363 phase shift Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 230000008447 perception Effects 0.000 description 12
- 238000012545 processing Methods 0.000 description 11
- 230000008901 benefit Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 210000005069 ears Anatomy 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
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- 230000035945 sensitivity Effects 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 4
- 210000003027 ear inner Anatomy 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 210000000883 ear external Anatomy 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
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- 210000003128 head Anatomy 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010019070 Hallucination, auditory Diseases 0.000 description 1
- 208000004547 Hallucinations Diseases 0.000 description 1
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- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/170,363 US6590983B1 (en) | 1998-10-13 | 1998-10-13 | Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW447223B true TW447223B (en) | 2001-07-21 |
Family
ID=22619579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW088117186A TW447223B (en) | 1998-10-13 | 1999-11-08 | Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US6590983B1 (enExample) |
| JP (2) | JP4657452B2 (enExample) |
| CN (1) | CN1146299C (enExample) |
| AU (1) | AU1102500A (enExample) |
| TW (1) | TW447223B (enExample) |
| WO (1) | WO2000022880A2 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7668722B2 (en) | 2004-11-02 | 2010-02-23 | Coding Technologies Ab | Multi parametrisation based multi-channel reconstruction |
| TWI475896B (zh) * | 2008-09-25 | 2015-03-01 | Dolby Lab Licensing Corp | 單音相容性及揚聲器相容性之立體聲濾波器 |
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| WO2001039547A1 (en) | 1999-11-25 | 2001-05-31 | Embracing Sound Experience Ab | A method of processing and reproducing an audio stereo signal, and an audio stereo signal reproduction system |
| US7277767B2 (en) * | 1999-12-10 | 2007-10-02 | Srs Labs, Inc. | System and method for enhanced streaming audio |
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| US7451006B2 (en) * | 2001-05-07 | 2008-11-11 | Harman International Industries, Incorporated | Sound processing system using distortion limiting techniques |
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| US6804565B2 (en) * | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
| SE0202159D0 (sv) * | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| FR2827734A1 (fr) * | 2001-07-17 | 2003-01-24 | Koninkl Philips Electronics Nv | Recepteur, procede, programme et signal de transport pour adapter le volume sonore d'un signal acoustique d'appel entrant |
| JP3874099B2 (ja) * | 2002-03-18 | 2007-01-31 | ソニー株式会社 | 音声再生装置 |
| AU2003265935A1 (en) * | 2002-05-03 | 2003-11-17 | Harman International Industries, Incorporated | Sound detection and localization system |
| US7443987B2 (en) * | 2002-05-03 | 2008-10-28 | Harman International Industries, Incorporated | Discrete surround audio system for home and automotive listening |
| SE527062C2 (sv) * | 2003-07-21 | 2005-12-13 | Embracing Sound Experience Ab | Stereoljudbehandlingsmetod, -anordning och -system |
| JP2005130322A (ja) * | 2003-10-27 | 2005-05-19 | Matsushita Electric Ind Co Ltd | イメージセンサーノイズ除去装置 |
| US7522733B2 (en) * | 2003-12-12 | 2009-04-21 | Srs Labs, Inc. | Systems and methods of spatial image enhancement of a sound source |
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| TW200627999A (en) | 2005-01-05 | 2006-08-01 | Srs Labs Inc | Phase compensation techniques to adjust for speaker deficiencies |
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| US8036902B1 (en) | 2006-06-21 | 2011-10-11 | Tellme Networks, Inc. | Audio human verification |
| US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
| KR101460824B1 (ko) * | 2007-03-09 | 2014-11-11 | 디티에스 엘엘씨 | 오디오 등화 필터 생성 방법, 오디오 신호 처리 방법 및 시스템 |
| KR101298658B1 (ko) * | 2007-03-16 | 2013-08-21 | 삼성전자주식회사 | 재생속도 조절기능을 구비한 오디오 재생장치 및 그 방법 |
| EP2248352B1 (en) | 2008-02-14 | 2013-01-23 | Dolby Laboratories Licensing Corporation | Stereophonic widening |
| US20100070550A1 (en) * | 2008-09-12 | 2010-03-18 | Cardinal Health 209 Inc. | Method and apparatus of a sensor amplifier configured for use in medical applications |
| US8000485B2 (en) * | 2009-06-01 | 2011-08-16 | Dts, Inc. | Virtual audio processing for loudspeaker or headphone playback |
| KR20120066006A (ko) * | 2009-07-22 | 2012-06-21 | 슈트로밍스위스 게엠베하 | 스테레오포닉 또는 슈도―스테레오포닉 오디오 신호의 최적화 장치 및 방법 |
| US7880541B1 (en) * | 2009-08-18 | 2011-02-01 | Intersil Americas Inc. | Low noise, low power instrumentation amplifier |
| US8259960B2 (en) * | 2009-09-11 | 2012-09-04 | BSG Laboratory, LLC | Phase layering apparatus and method for a complete audio signal |
| KR101408094B1 (ko) * | 2010-02-08 | 2014-06-17 | 한국전자통신연구원 | 주파수 선택적 잡음 제거기를 이용한 서브샘플링 기반 수신기 |
| CN102986254B (zh) * | 2010-07-12 | 2015-06-17 | 华为技术有限公司 | 音频信号产生装置 |
| CN101894559B (zh) * | 2010-08-05 | 2012-06-06 | 展讯通信（上海）有限公司 | 音频处理方法及其装置 |
| US8988512B2 (en) | 2011-04-14 | 2015-03-24 | Mediatek Inc. | Method for adjusting playback of multimedia content according to detection result of user status and related apparatus thereof |
| US9232309B2 (en) | 2011-07-13 | 2016-01-05 | Dts Llc | Microphone array processing system |
| CN102752703A (zh) * | 2012-06-28 | 2012-10-24 | 深圳Tcl新技术有限公司 | 单声道输入双声道输出的方法、装置及电视机 |
| US9258664B2 (en) | 2013-05-23 | 2016-02-09 | Comhear, Inc. | Headphone audio enhancement system |
| US9326073B2 (en) * | 2014-04-11 | 2016-04-26 | Qualcomm Incorporated | FM filtering for class-G/H headphones |
| CN104967965B (zh) * | 2015-06-29 | 2017-06-30 | 北京芝视界科技有限公司 | 一种音频播放控制方法及系统 |
| CN105847454A (zh) * | 2016-04-20 | 2016-08-10 | 乐视控股（北京）有限公司 | 信号处理方法和装置 |
| CN109640243A (zh) * | 2018-12-06 | 2019-04-16 | 广州番禺巨大汽车音响设备有限公司 | 基于dsp音效增强的虚拟三维声效处理方法及系统 |
| CN109922420A (zh) * | 2019-04-08 | 2019-06-21 | 北京东奥时代教育科技有限公司 | 一种基于声道拷贝实现立体声的方法 |
| US11451919B2 (en) * | 2021-02-19 | 2022-09-20 | Boomcloud 360, Inc. | All-pass network system for colorless decorrelation with constraints |
| DE102021203632A1 (de) * | 2021-04-13 | 2022-10-13 | Kaetel Systems Gmbh | Lautsprecher, Signalprozessor, Verfahren zum Herstellen des Lautsprechers oder Verfahren zum Betreiben des Signalprozessors unter Verwendung einer Dual-Mode-Signalerzeugung mit zwei Schallerzeugern |
| CN115460516B (zh) * | 2022-09-05 | 2025-01-07 | 中国第一汽车股份有限公司 | 单声道转立体声的信号处理方法、装置、设备及介质 |
Family Cites Families (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3541266A (en) | 1968-09-30 | 1970-11-17 | Octronix Inc | Bandwidth compressor and expander |
| JPS4959605A (enExample) * | 1972-10-06 | 1974-06-10 | ||
| US4239939A (en) | 1979-03-09 | 1980-12-16 | Rca Corporation | Stereophonic sound synthesizer |
| JPS5927160B2 (ja) * | 1979-06-04 | 1984-07-03 | 日本ビクター株式会社 | 擬似ステレオ音再生装置 |
| JPS56122300A (en) * | 1980-02-29 | 1981-09-25 | Kenkichi Tsukamoto | Method and device for orientating acoustic image of reproduced sound in arbitrary position of space |
| US4308424A (en) | 1980-04-14 | 1981-12-29 | Bice Jr Robert G | Simulated stereo from a monaural source sound reproduction system |
| JPS5738301A (en) * | 1980-08-11 | 1982-03-03 | Seijiro Suda | Generating method for high pressure hydrogen |
| US4394535A (en) | 1981-03-09 | 1983-07-19 | Rca Corporation | Split phase stereophonic sound synthesizer |
| US4479235A (en) | 1981-05-08 | 1984-10-23 | Rca Corporation | Switching arrangement for a stereophonic sound synthesizer |
| US4489432A (en) | 1982-05-28 | 1984-12-18 | Polk Audio, Inc. | Method and apparatus for reproducing sound having a realistic ambient field and acoustic image |
| US4457012A (en) | 1982-06-03 | 1984-06-26 | Carver R W | FM Stereo apparatus and method |
| NL8204980A (nl) | 1982-12-24 | 1984-07-16 | Philips Nv | Pseudo-stereo schakeling. |
| DE3331352A1 (de) | 1983-08-31 | 1985-03-14 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Schaltungsanordnung und verfahren fuer wahlweisen mono- und stereo-ton-betrieb von ton- und bildrundfunkemfaengern und -recordern |
| NL8303945A (nl) | 1983-11-17 | 1985-06-17 | Philips Nv | Inrichting voor het realiseren van een pseudo-stereo signaal. |
| US4496979A (en) | 1983-11-22 | 1985-01-29 | Casat Technology, Inc. | FM High-fidelity processor |
| GB2157475A (en) | 1984-04-12 | 1985-10-23 | Hwang Sung Ting | Audio recording |
| US4594730A (en) | 1984-04-18 | 1986-06-10 | Rosen Terry K | Apparatus and method for enhancing the perceived sound image of a sound signal by source localization |
| JPS6132700A (ja) * | 1984-07-25 | 1986-02-15 | Matsushita Electric Ind Co Ltd | ステレオ音場再生信号発生装置 |
| US4594610A (en) | 1984-10-15 | 1986-06-10 | Rca Corporation | Camera zoom compensator for television stereo audio |
| US4706287A (en) | 1984-10-17 | 1987-11-10 | Kintek, Inc. | Stereo generator |
| US4685134A (en) | 1985-07-19 | 1987-08-04 | Rca Corporation | Multichannel computer generated sound synthesis system |
| US4633495A (en) | 1985-07-23 | 1986-12-30 | Recoton Corporation | TV stereo adapter |
| US4748669A (en) | 1986-03-27 | 1988-05-31 | Hughes Aircraft Company | Stereo enhancement system |
| US4972489A (en) * | 1987-02-19 | 1990-11-20 | Matsushita Electric Industrial Co., Ltd. | Sound reproducing apparatus |
| US4836329A (en) | 1987-07-21 | 1989-06-06 | Hughes Aircraft Company | Loudspeaker system with wide dispersion baffle |
| US4819269A (en) | 1987-07-21 | 1989-04-04 | Hughes Aircraft Company | Extended imaging split mode loudspeaker system |
| US4841572A (en) | 1988-03-14 | 1989-06-20 | Hughes Aircraft Company | Stereo synthesizer |
| US4866774A (en) | 1988-11-02 | 1989-09-12 | Hughes Aircraft Company | Stero enhancement and directivity servo |
| US5339363A (en) * | 1990-06-08 | 1994-08-16 | Fosgate James W | Apparatus for enhancing monophonic audio signals using phase shifters |
| US5180999A (en) * | 1990-09-28 | 1993-01-19 | Rockwell International Corporation | Filter system with controlled amplitude in stopband or passband |
| JPH04177999A (ja) * | 1990-11-09 | 1992-06-25 | Sony Corp | ステレオ回路 |
| CA2056110C (en) | 1991-03-27 | 1997-02-04 | Arnold I. Klayman | Public address intelligibility system |
| US5228085A (en) * | 1991-04-11 | 1993-07-13 | Bose Corporation | Perceived sound |
| US5177329A (en) | 1991-05-29 | 1993-01-05 | Hughes Aircraft Company | High efficiency low frequency speaker system |
| US5251260A (en) | 1991-08-07 | 1993-10-05 | Hughes Aircraft Company | Audio surround system with stereo enhancement and directivity servos |
| JPH05191896A (ja) * | 1992-01-13 | 1993-07-30 | Pioneer Electron Corp | 擬似ステレオ装置 |
| US5319713A (en) | 1992-11-12 | 1994-06-07 | Rocktron Corporation | Multi dimensional sound circuit |
| US5333201A (en) | 1992-11-12 | 1994-07-26 | Rocktron Corporation | Multi dimensional sound circuit |
| US5638452A (en) | 1995-04-21 | 1997-06-10 | Rocktron Corporation | Expandable multi-dimensional sound circuit |
| US5661808A (en) | 1995-04-27 | 1997-08-26 | Srs Labs, Inc. | Stereo enhancement system |
| US5850453A (en) | 1995-07-28 | 1998-12-15 | Srs Labs, Inc. | Acoustic correction apparatus |
| JPH0968992A (ja) * | 1995-08-31 | 1997-03-11 | Nippon Columbia Co Ltd | 音程制御装置及び楽音再生装置 |
| US5771295A (en) | 1995-12-26 | 1998-06-23 | Rocktron Corporation | 5-2-5 matrix system |
| DE59611450D1 (de) * | 1996-05-17 | 2008-01-03 | Micronas Gmbh | Raumklangsystem |
| US5870480A (en) * | 1996-07-19 | 1999-02-09 | Lexicon | Multichannel active matrix encoder and decoder with maximum lateral separation |
| US5995631A (en) * | 1996-07-23 | 1999-11-30 | Kabushiki Kaisha Kawai Gakki Seisakusho | Sound image localization apparatus, stereophonic sound image enhancement apparatus, and sound image control system |
| US5784468A (en) | 1996-10-07 | 1998-07-21 | Srs Labs, Inc. | Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction |
| JPH10191203A (ja) * | 1996-12-27 | 1998-07-21 | Toshiba Corp | 音声再生回路 |
| US5862228A (en) * | 1997-02-21 | 1999-01-19 | Dolby Laboratories Licensing Corporation | Audio matrix encoding |
| US6243476B1 (en) * | 1997-06-18 | 2001-06-05 | Massachusetts Institute Of Technology | Method and apparatus for producing binaural audio for a moving listener |
-
1998
- 1998-10-13 US US09/170,363 patent/US6590983B1/en not_active Expired - Lifetime
-
1999
- 1999-10-05 AU AU11025/00A patent/AU1102500A/en not_active Abandoned
- 1999-10-05 JP JP2000576672A patent/JP4657452B2/ja not_active Expired - Fee Related
- 1999-10-05 WO PCT/US1999/023188 patent/WO2000022880A2/en not_active Ceased
- 1999-10-05 CN CNB998141682A patent/CN1146299C/zh not_active Expired - Lifetime
- 1999-11-08 TW TW088117186A patent/TW447223B/zh not_active IP Right Cessation
-
2003
- 2003-06-24 US US10/603,106 patent/US20040005066A1/en not_active Abandoned
-
2009
- 2009-01-14 JP JP2009005859A patent/JP2009141972A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7668722B2 (en) | 2004-11-02 | 2010-02-23 | Coding Technologies Ab | Multi parametrisation based multi-channel reconstruction |
| TWI475896B (zh) * | 2008-09-25 | 2015-03-01 | Dolby Lab Licensing Corp | 單音相容性及揚聲器相容性之立體聲濾波器 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000022880A3 (en) | 2000-08-03 |
| CN1329810A (zh) | 2002-01-02 |
| CN1146299C (zh) | 2004-04-14 |
| US6590983B1 (en) | 2003-07-08 |
| US20040005066A1 (en) | 2004-01-08 |
| AU1102500A (en) | 2000-05-01 |
| WO2000022880A2 (en) | 2000-04-20 |
| JP2009141972A (ja) | 2009-06-25 |
| JP4657452B2 (ja) | 2011-03-23 |
| JP2002528020A (ja) | 2002-08-27 |
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| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |