[go: up one dir, main page]

HK1008135B - 立體聲合成器及相應技術 - Google Patents

立體聲合成器及相應技術 Download PDF

Info

Publication number
HK1008135B
HK1008135B HK98106847.5A HK98106847A HK1008135B HK 1008135 B HK1008135 B HK 1008135B HK 98106847 A HK98106847 A HK 98106847A HK 1008135 B HK1008135 B HK 1008135B
Authority
HK
Hong Kong
Prior art keywords
signal
signals
stereo
frequencies
difference
Prior art date
Application number
HK98106847.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
HK1008135A1 (zh
Inventor
I. Klayman Arnold
Original Assignee
Srs Labs, Inc.
Filing date
Publication date
Priority claimed from US07/167,615 external-priority patent/US4841572A/en
Application filed by Srs Labs, Inc. filed Critical Srs Labs, Inc.
Publication of HK1008135B publication Critical patent/HK1008135B/zh
Publication of HK1008135A1 publication Critical patent/HK1008135A1/zh

Links

HK98106847A 1988-03-14 1989-03-27 立體聲合成器及相應技術 HK1008135A1 (zh)

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
HK1008135B true HK1008135B (zh) 1999-04-30
HK1008135A1 HK1008135A1 (zh) 1999-04-30

Family

ID=22608077

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98106847A HK1008135A1 (zh) 1988-03-14 1989-03-27 立體聲合成器及相應技術

Country Status (9)

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

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP0553832B1 (en) * 1992-01-30 1998-07-08 Matsushita Electric Industrial Co., Ltd. Sound field controller
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
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
US6096960A (en) * 1996-09-13 2000-08-01 Crystal Semiconductor Corporation Period forcing filter for preprocessing sound samples for usage in a wavetable 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
EP1042866A4 (en) * 1997-12-23 2003-06-18 Lexicon METHOD AND DEVICE FOR DRIVING SPEAKERS WITH A 90 DEGREE SHIFT
US6683962B1 (en) 1997-12-23 2004-01-27 Harman International Industries, Incorporated 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 (en) * 2001-10-24 2003-05-07 Peavey Electronics Corp. Sub-harmonic generator and stereo expansion processor
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
WO2004015683A1 (en) * 2002-08-02 2004-02-19 Koninklijke Philips Electronics N.V. Method and apparatus to improve the reproduction of music content
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
EP1938661B1 (en) * 2005-09-13 2014-04-02 Dts Llc System and method for audio processing
CN101884227B (zh) * 2006-04-03 2014-03-26 Dts有限责任公司 音频信号处理
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
WO2008112571A1 (en) * 2007-03-09 2008-09-18 Srs Labs, Inc. Frequency-warped audio equalizer
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
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system
BE1029638B1 (nl) * 2021-07-30 2023-02-27 Areal Werkwijze voor het verwerken van een audiosignaal

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541266A (en) * 1968-09-30 1970-11-17 Octronix Inc Bandwidth compressor and expander
JPS4959605A (zh) * 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

Similar Documents

Publication Publication Date Title
EP0418252B1 (en) Stereo synthesizer and corresponding method
HK1008135B (zh) 立體聲合成器及相應技術
US4495637A (en) Apparatus and method for enhanced psychoacoustic imagery using asymmetric cross-channel feed
AU587529B2 (en) Stereo enhancement system
US4308424A (en) Simulated stereo from a monaural source sound reproduction system
US5970152A (en) Audio enhancement system for use in a surround sound environment
US4706287A (en) Stereo generator
WO1991020167A1 (en) Method and apparatus for creating de-correlated audio output signals and audio recordings made thereby
US4303800A (en) Reproducing multichannel sound
IL104665A (en) Stereophonic manipulation apparatus and method for sound image enhancement
EP0687129B1 (en) Generating a common bass signal
US6507657B1 (en) Stereophonic sound image enhancement apparatus and stereophonic sound image enhancement method
US4352953A (en) Multichannel non-discrete audio reproduction system
US4394535A (en) Split phase stereophonic sound synthesizer
AU658034B2 (en) Stereo synthesizer
WO1991020164A1 (en) Method for eliminating the precedence effect in stereophonic sound systems and recording made with said method
US5748745A (en) Analog vector processor and method for producing a binaural signal
US3050583A (en) Controllable stereophonic electroacoustic network
WO2009045649A1 (en) Phase decorrelation for audio processing
JPS596560B2 (ja) ステレオ方式
AU3530489A (en) Stereo synthesizer
JPH0449320B2 (zh)
JPS60230800A (ja) 車載用スピ−カシステム
WO1998054927A1 (en) Method and system for enhancing the audio image created by an audio signal
EP2079252A1 (en) Sound image localization processing apparatus and others