DE68928033D1 - Stereosynthesizer und entsprechendes verfahren - Google Patents

Stereosynthesizer und entsprechendes verfahren

Info

Publication number
DE68928033D1
DE68928033D1 DE68928033T DE68928033T DE68928033D1 DE 68928033 D1 DE68928033 D1 DE 68928033D1 DE 68928033 T DE68928033 T DE 68928033T DE 68928033 T DE68928033 T DE 68928033T DE 68928033 D1 DE68928033 D1 DE 68928033D1
Authority
DE
Germany
Prior art keywords
stereosynthesizer
corresponding procedure
procedure
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 - Fee Related
Application number
DE68928033T
Other languages
English (en)
Other versions
DE68928033T2 (de
Inventor
Arnold Klayman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DTS LLC
Original Assignee
SRS Labs Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SRS Labs Inc filed Critical SRS Labs Inc
Publication of DE68928033D1 publication Critical patent/DE68928033D1/de
Application granted granted Critical
Publication of DE68928033T2 publication Critical patent/DE68928033T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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 
    • 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
    • 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
    • H04S1/005—For headphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
DE68928033T 1988-03-14 1989-03-27 Stereosynthesizer und entsprechendes verfahren Expired - Fee Related DE68928033T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/167,615 US4841572A (en) 1988-03-14 1988-03-14 Stereo synthesizer
PCT/US1989/001167 WO1990011670A1 (en) 1988-03-14 1989-03-27 Stereo synthesizer

Publications (2)

Publication Number Publication Date
DE68928033D1 true DE68928033D1 (de) 1997-06-12
DE68928033T2 DE68928033T2 (de) 1997-10-09

Family

ID=22608077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68928033T Expired - Fee Related DE68928033T2 (de) 1988-03-14 1989-03-27 Stereosynthesizer und entsprechendes verfahren

Country Status (9)

Country Link
US (1) US4841572A (de)
EP (1) EP0418252B1 (de)
JP (1) JP2642209B2 (de)
KR (1) KR940002166B1 (de)
CA (1) CA1299111C (de)
DE (1) DE68928033T2 (de)
HK (1) HK1008135A1 (de)
IL (1) IL89410A (de)
WO (1) WO1990011670A1 (de)

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US4959859A (en) * 1988-12-15 1990-09-25 Delco Electronics Corporation FM Channel separation adjustment
US5052685A (en) * 1989-12-07 1991-10-01 Qsound Ltd. Sound processor for video game
US5339363A (en) * 1990-06-08 1994-08-16 Fosgate James W Apparatus for enhancing monophonic audio signals using phase shifters
JPH0628836Y2 (ja) * 1990-06-29 1994-08-03 パイオニア株式会社 Ｆｍステレオ受信機
US5251260A (en) * 1991-08-07 1993-10-05 Hughes Aircraft Company Audio surround system with stereo enhancement and directivity servos
DE69319456T2 (de) * 1992-01-30 1999-03-25 Matsushita Electric Ind Co Ltd Schallfeldsteuerungssystem
US5425106A (en) * 1993-06-25 1995-06-13 Hda Entertainment, Inc. Integrated circuit for audio enhancement system
US5481599A (en) * 1993-07-22 1996-01-02 Macallister; Donald I. Automated audio output device for a telephone set
US5487113A (en) * 1993-11-12 1996-01-23 Spheric Audio Laboratories, Inc. Method and apparatus for generating audiospatial effects
US5633938A (en) * 1994-09-22 1997-05-27 Porter, Iii; Frederick E. Audio track mixing processor
US5692050A (en) * 1995-06-15 1997-11-25 Binaura Corporation Method and apparatus for spatially enhancing stereo and monophonic signals
US5912975A (en) * 1995-06-30 1999-06-15 Philips Electronics North America Corp Method and circuit for creating phantom sources using phase shifting circuitry
US5892831A (en) * 1995-06-30 1999-04-06 Philips Electronics North America Corp. Method and circuit for creating an expanded stereo image using phase shifting circuitry
US6130954A (en) * 1996-01-02 2000-10-10 Carver; Robert W. High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround
US5878145A (en) * 1996-06-11 1999-03-02 Analog Devices, Inc. Electronic circuit and process for creation of three-dimensional audio effects and corresponding sound recording
AU4230397A (en) 1996-08-12 1998-03-06 Robert W. Carver High back emf, high pressure subwoofer
US6096960A (en) * 1996-09-13 2000-08-01 Crystal Semiconductor Corporation Period forcing filter for preprocessing sound samples for usage in a wavetable synthesizer
US5744739A (en) * 1996-09-13 1998-04-28 Crystal Semiconductor Wavetable synthesizer and operating method using a variable sampling rate approximation
US5917917A (en) * 1996-09-13 1999-06-29 Crystal Semiconductor Corporation Reduced-memory reverberation simulator in a sound synthesizer
US5889820A (en) * 1996-10-08 1999-03-30 Analog Devices, Inc. SPDIF-AES/EBU digital audio data recovery
JP3663461B2 (ja) 1997-03-13 2005-06-22 スリーエス テック カンパニー リミテッド 周波数選択的空間感向上システム
US6111958A (en) * 1997-03-21 2000-08-29 Euphonics, Incorporated Audio spatial enhancement apparatus and methods
US6281749B1 (en) 1997-06-17 2001-08-28 Srs Labs, Inc. Sound enhancement system
US6078669A (en) * 1997-07-14 2000-06-20 Euphonics, Incorporated Audio spatial localization apparatus and methods
US6088461A (en) * 1997-09-26 2000-07-11 Crystal Semiconductor Corporation Dynamic volume control system
US6091824A (en) * 1997-09-26 2000-07-18 Crystal Semiconductor Corporation Reduced-memory early reflection and reverberation simulator and method
US6683962B1 (en) 1997-12-23 2004-01-27 Harman International Industries, Incorporated Method and system for driving speakers with a 90 degree phase shift
WO1999033173A1 (en) * 1997-12-23 1999-07-01 Lexicon Method and system for driving speakers with a 90 degree phase shift
US6285767B1 (en) 1998-09-04 2001-09-04 Srs Labs, Inc. Low-frequency audio enhancement system
US6590983B1 (en) * 1998-10-13 2003-07-08 Srs Labs, Inc. Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input
US6993480B1 (en) 1998-11-03 2006-01-31 Srs Labs, Inc. Voice intelligibility enhancement system
US7260231B1 (en) * 1999-05-26 2007-08-21 Donald Scott Wedge Multi-channel audio panel
US7031474B1 (en) 1999-10-04 2006-04-18 Srs Labs, Inc. Acoustic correction apparatus
US7277767B2 (en) * 1999-12-10 2007-10-02 Srs Labs, Inc. System and method for enhanced streaming audio
US7076071B2 (en) * 2000-06-12 2006-07-11 Robert A. Katz Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings
US7136493B2 (en) * 2000-06-28 2006-11-14 Peavey Electronics Corporation Sub-harmonic generator and stereo expansion processor
EP1308925A1 (de) * 2001-10-24 2003-05-07 Peavey Electronics Corp. Subharmonischer Erzeuger und Prozessor zur stereophonischen Erweiterung
US20030119575A1 (en) * 2001-12-21 2003-06-26 Centuori Charlotte S. Method and apparatus for playing a gaming machine with a secured audio channel
US7242779B2 (en) * 2002-05-30 2007-07-10 Peavey Electronics Corporation Methods and apparatus for sub-harmonic generation, stereo expansion and distortion
KR20050026098A (ko) * 2002-08-02 2005-03-14 코닌클리케 필립스 일렉트로닉스 엔.브이. 음악 콘텐트의 재생을 향상하기 위한 방법 및 장치
US7522733B2 (en) * 2003-12-12 2009-04-21 Srs Labs, Inc. Systems and methods of spatial image enhancement of a sound source
TW200627999A (en) 2005-01-05 2006-08-01 Srs Labs Inc Phase compensation techniques to adjust for speaker deficiencies
CA2621175C (en) 2005-09-13 2015-12-22 Srs Labs, Inc. Systems and methods for audio processing
WO2007123788A2 (en) * 2006-04-03 2007-11-01 Srs Labs, Inc. Audio signal processing
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
JP5399271B2 (ja) * 2007-03-09 2014-01-29 ディーティーエス・エルエルシー 周波数ワープオーディオ等化器
JP5147851B2 (ja) * 2007-10-26 2013-02-20 株式会社ディーアンドエムホールディングス オーディオ信号補間装置及びオーディオ信号補間方法
TWI413109B (zh) 2008-10-01 2013-10-21 Dolby Lab Licensing Corp 用於上混系統之解相關器
US8867749B2 (en) 2011-04-18 2014-10-21 Paul Blair McGowan Acoustic spatial projector
WO2013101605A1 (en) 2011-12-27 2013-07-04 Dts Llc Bass enhancement system
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system

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US3541266A (en) * 1968-09-30 1970-11-17 Octronix Inc Bandwidth compressor and expander
JPS4959605A (de) * 1972-10-06 1974-06-10
JPS5338301A (en) * 1976-09-20 1978-04-08 Sanyo Electric Co Ltd False stereophonic reproducer
US4239939A (en) * 1979-03-09 1980-12-16 Rca Corporation Stereophonic sound synthesizer
US4308424A (en) * 1980-04-14 1981-12-29 Bice Jr Robert G Simulated stereo from a monaural source sound reproduction system
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
JPS58194500A (ja) * 1982-04-30 1983-11-12 Nippon Hoso Kyokai <Nhk> 音声信号ズ−ミング装置
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
US4555795A (en) * 1982-07-22 1985-11-26 Tvi Systems, Ltd. Monaural to binaural audio processor
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
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
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

Also Published As

Publication number Publication date
KR940002166B1 (ko) 1994-03-18
HK1008135A1 (en) 1999-04-30
US4841572A (en) 1989-06-20
IL89410A (en) 1992-02-16
EP0418252A1 (de) 1991-03-27
CA1299111C (en) 1992-04-21
JPH03505030A (ja) 1991-10-31
KR920700521A (ko) 1992-02-19
JP2642209B2 (ja) 1997-08-20
IL89410A0 (en) 1989-09-10
EP0418252B1 (de) 1997-05-07
DE68928033T2 (de) 1997-10-09
WO1990011670A1 (en) 1990-10-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee