DE3579732D1 - Schallfeldverbesserungssystem. - Google Patents

Schallfeldverbesserungssystem.

Info

Publication number
DE3579732D1
DE3579732D1 DE8585302493T DE3579732T DE3579732D1 DE 3579732 D1 DE3579732 D1 DE 3579732D1 DE 8585302493 T DE8585302493 T DE 8585302493T DE 3579732 T DE3579732 T DE 3579732T DE 3579732 D1 DE3579732 D1 DE 3579732D1
Authority
DE
Germany
Prior art keywords
sound field
improvement system
field improvement
sound
improvement
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
DE8585302493T
Other languages
English (en)
Inventor
Yoshio C O Pioneer Elec Sasaki
Yoshiro C O Pioneer Ele Kunugi
Toshikazu Pioneer Elec Yoshimi
Shinjiro C O Pioneer Elec Kato
Shuichi C O Pioneer Elect Mori
Takeshi C O Pioneer Elect Sato
Makoto C O Pioneer Elect Odaka
Akio C O Pioneer Electr Tokumo
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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
Priority claimed from JP7054384A external-priority patent/JPS60214192A/ja
Priority claimed from JP59070544A external-priority patent/JPH0695797B2/ja
Priority claimed from JP7823784A external-priority patent/JPS60223292A/ja
Priority claimed from JP7824084A external-priority patent/JPS60223295A/ja
Priority claimed from JP59078239A external-priority patent/JPH07105983B2/ja
Priority claimed from JP7823884A external-priority patent/JPS60223293A/ja
Priority claimed from JP8056584U external-priority patent/JPS60193788U/ja
Priority claimed from JP8055184U external-priority patent/JPS60193776U/ja
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE3579732D1 publication Critical patent/DE3579732D1/de
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
DE8585302493T 1984-04-09 1985-04-09 Schallfeldverbesserungssystem. Expired - Fee Related DE3579732D1 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP7054384A JPS60214192A (ja) 1984-04-09 1984-04-09 音場補正装置
JP59070544A JPH0695797B2 (ja) 1984-04-09 1984-04-09 音場補正装置
JP7824084A JPS60223295A (ja) 1984-04-18 1984-04-18 音場補正装置
JP7823784A JPS60223292A (ja) 1984-04-18 1984-04-18 音場補正装置
JP59078239A JPH07105983B2 (ja) 1984-04-18 1984-04-18 音場補正装置
JP7823884A JPS60223293A (ja) 1984-04-18 1984-04-18 音場補正装置
JP8056584U JPS60193788U (ja) 1984-05-31 1984-05-31 車載用音場補正装置
JP8055184U JPS60193776U (ja) 1984-05-31 1984-05-31 音場補正装置

Publications (1)

Publication Number Publication Date
DE3579732D1 true DE3579732D1 (de) 1990-10-25

Family

ID=27572621

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585302493T Expired - Fee Related DE3579732D1 (de) 1984-04-09 1985-04-09 Schallfeldverbesserungssystem.

Country Status (3)

Country Link
US (2) US4868878A (de)
EP (1) EP0160431B1 (de)
DE (1) DE3579732D1 (de)

Families Citing this family (73)

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DE3579732D1 (de) * 1984-04-09 1990-10-25 Pioneer Electronic Corp Schallfeldverbesserungssystem.
DE3900044A1 (de) * 1989-01-03 1990-07-05 Nokia Unterhaltungselektronik Verfahren und vorrichtung zur korrektur einer verfaelschung der lautheitsempfindung eines reproduzierten schallereignisses
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JPH082120B2 (ja) * 1989-10-27 1996-01-10 パイオニア株式会社 音場補正装置
JPH03171900A (ja) * 1989-11-29 1991-07-25 Pioneer Electron Corp 狭空間用音場補正装置
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JPH0787337B2 (ja) * 1990-01-05 1995-09-20 ヤマハ株式会社 音響信号処理装置
JPH0623057Y2 (ja) * 1990-03-15 1994-06-15 パイオニア株式会社 クロストークキャンセラー回路
JP2946638B2 (ja) * 1990-05-22 1999-09-06 ソニー株式会社 内蔵型ステレオマイクロホン
US5121433A (en) * 1990-06-15 1992-06-09 Auris Corp. Apparatus and method for controlling the magnitude spectrum of acoustically combined signals
JPH07105999B2 (ja) * 1990-10-11 1995-11-13 ヤマハ株式会社 音像定位装置
US5305386A (en) * 1990-10-15 1994-04-19 Fujitsu Ten Limited Apparatus for expanding and controlling sound fields
DE4136022C2 (de) * 1990-11-01 2001-04-19 Fujitsu Ten Ltd Vorrichtung zum Aufweiten und Symmetrisieren von Klangfeldern
US5398286A (en) * 1991-01-11 1995-03-14 Booz-Allen & Hamilton, Inc. System for enhancing an analog signal
KR940002436B1 (ko) * 1991-02-13 1994-03-24 삼성전자 주식회사 디지탈 음장제어장치 및 방법
DE4105304A1 (de) * 1991-02-20 1992-08-27 Nokia Unterhaltungselektronik Tonwiedergabeanordnung fuer eine tonwiedergabe mit eim raumklangeffekt
KR940011504B1 (ko) * 1991-12-07 1994-12-19 삼성전자주식회사 2채널 음장재생 장치 및 방법
EP0553832B1 (de) * 1992-01-30 1998-07-08 Matsushita Electric Industrial Co., Ltd. Schallfeldsteuerungssystem
US5420929A (en) * 1992-05-26 1995-05-30 Ford Motor Company Signal processor for sound image enhancement
US5274708A (en) * 1992-06-01 1993-12-28 Fusan Labs, Inc. Digital stereo sound enhancement unit and method
US5473697A (en) * 1992-08-21 1995-12-05 Sony Corporation Echo generating apparatus
US5440639A (en) * 1992-10-14 1995-08-08 Yamaha Corporation Sound localization control apparatus
GB2271909B (en) * 1992-10-21 1996-05-22 Lotus Car Adaptive control system
JP2757740B2 (ja) * 1992-11-30 1998-05-25 ヤマハ株式会社 ディストーション回路
JP2897586B2 (ja) * 1993-03-05 1999-05-31 ヤマハ株式会社 音場制御装置
US5572591A (en) * 1993-03-09 1996-11-05 Matsushita Electric Industrial Co., Ltd. Sound field controller
US5440638A (en) * 1993-09-03 1995-08-08 Q Sound Ltd. Stereo enhancement system
JP3578783B2 (ja) * 1993-09-24 2004-10-20 ヤマハ株式会社 電子楽器の音像定位装置
GB9324240D0 (en) 1993-11-25 1994-01-12 Central Research Lab Ltd Method and apparatus for processing a bonaural pair of signals
DE69533973T2 (de) * 1994-02-04 2005-06-09 Matsushita Electric Industrial Co., Ltd., Kadoma Schallfeldkontrollegerät und Kontrolleverfahren
JP2988289B2 (ja) * 1994-11-15 1999-12-13 ヤマハ株式会社 音像音場制御装置
JP2924710B2 (ja) * 1995-04-28 1999-07-26 ヤマハ株式会社 ステレオ音場拡大装置
US5692050A (en) * 1995-06-15 1997-11-25 Binaura Corporation Method and apparatus for spatially enhancing stereo and monophonic signals
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
US5912975A (en) * 1995-06-30 1999-06-15 Philips Electronics North America Corp Method and circuit for creating phantom sources using phase shifting circuitry
US5701344A (en) * 1995-08-23 1997-12-23 Canon Kabushiki Kaisha Audio processing apparatus
JP2956545B2 (ja) * 1995-08-28 1999-10-04 ヤマハ株式会社 音場制御装置
US6091894A (en) * 1995-12-15 2000-07-18 Kabushiki Kaisha Kawai Gakki Seisakusho Virtual sound source positioning apparatus
GB9606814D0 (en) * 1996-03-30 1996-06-05 Central Research Lab Ltd Apparatus for processing stereophonic signals
US6148243A (en) * 1996-04-05 2000-11-14 Canon Kabushiki Kaisha Sound Processing method and system
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
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
IT1283803B1 (it) * 1996-08-13 1998-04-30 Luca Gubert Finsterle Sistema di registrazione dei suoni a due canali e sistema di riproduzione dei suoni tramite almeno quattro diffusori con
JP3107006B2 (ja) * 1996-09-30 2000-11-06 ヤマハ株式会社 音場拡大器
US5724429A (en) * 1996-11-15 1998-03-03 Lucent Technologies Inc. System and method for enhancing the spatial effect of sound produced by a sound system
US5809153A (en) 1996-12-04 1998-09-15 Bose Corporation Electroacoustical transducing
US5815578A (en) * 1997-01-17 1998-09-29 Aureal Semiconductor, Inc. Method and apparatus for canceling leakage from a speaker
US5974153A (en) * 1997-05-19 1999-10-26 Qsound Labs, Inc. Method and system for sound expansion
TW379512B (en) * 1997-06-30 2000-01-11 Matsushita Electric Ind Co Ltd Apparatus for localization of a sound image
US7046813B1 (en) * 1997-09-25 2006-05-16 Fumio Denda Auditory sense training method and sound processing method for auditory sense training
US6005947A (en) * 1997-12-08 1999-12-21 Lim; Yong Ching Technique for enhancing stereo sound
JP4317957B2 (ja) * 1998-01-16 2009-08-19 ソニー株式会社 スピーカ装置及びスピーカ装置を内蔵した電子機器
US6246772B1 (en) * 1999-03-23 2001-06-12 Keng-Yuan Chang Wireless headphone/speakers sound field control circuit
JP2002010400A (ja) * 2000-06-21 2002-01-11 Sony Corp 音響装置
US7136493B2 (en) * 2000-06-28 2006-11-14 Peavey Electronics Corporation Sub-harmonic generator and stereo expansion processor
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
US20040042625A1 (en) * 2002-08-28 2004-03-04 Brown C. Phillip Equalization and load correction system and method for audio system
TWI222325B (en) * 2002-09-24 2004-10-11 Mstar Semiconductor Inc Interface circuitry for display chip
EP1562403B1 (de) * 2002-11-15 2012-06-13 Sony Corporation Verfahren und vorrichtung zur verarbeitung von tonsignalen
JP3821229B2 (ja) * 2002-12-09 2006-09-13 ソニー株式会社 オーディオ信号の再生方法および再生装置
US20050213772A1 (en) * 2004-03-25 2005-09-29 Yiou-Wen Cheng Method and apparatus for reverberation processing
US7551741B2 (en) * 2004-05-21 2009-06-23 Ess Technology, Inc. System and method for 3D sound processing
JP4063269B2 (ja) * 2004-10-29 2008-03-19 ヤマハ株式会社 オーディオアンプ及びオーディオシステム
JP4779655B2 (ja) * 2006-01-10 2011-09-28 ヤマハ株式会社 ステレオ／モノラル切り換え回路および該回路を備えた集積回路
US7925030B2 (en) * 2006-07-08 2011-04-12 Telefonaktiebolaget Lm Ericsson (Publ) Crosstalk cancellation using load impedence measurements
US7920708B2 (en) * 2006-11-16 2011-04-05 Texas Instruments Incorporated Low computation mono to stereo conversion using intra-aural differences
US8194874B2 (en) * 2007-05-22 2012-06-05 Polk Audio, Inc. In-room acoustic magnitude response smoothing via summation of correction signals
JP2009134128A (ja) * 2007-11-30 2009-06-18 Yamaha Corp 音響処理装置および音響処理方法
US8577065B2 (en) * 2009-06-12 2013-11-05 Conexant Systems, Inc. Systems and methods for creating immersion surround sound and virtual speakers effects
US9099075B2 (en) * 2010-10-20 2015-08-04 Yamaha Corporation Standing wave attenuation device
JP5348179B2 (ja) * 2011-05-20 2013-11-20 ヤマハ株式会社 音響処理装置およびパラメータ設定方法
CN105282679A (zh) * 2014-06-18 2016-01-27 中兴通讯股份有限公司 一种提升立体声音的音质的方法、装置和终端
US10194260B2 (en) 2015-02-27 2019-01-29 Pioneer Corporation Sound volume control device, sound volume control method and sound volume control program

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DE1148269B (de) * 1960-12-19 1963-05-09 Telefunken Gmbh Schaltungsanordnung zur Schallaufnahme und/oder Schallwiedergabe mit zwei Wiedergabekanaelen und Verfahren zur stereophonischen Schallaufzeichnung
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AT379275B (de) * 1982-04-20 1985-12-10 Neutrik Ag Stereophone wiedergabeanlage in fahrgastraeumen von kraftfahrzeugen
DE3579732D1 (de) * 1984-04-09 1990-10-25 Pioneer Electronic Corp Schallfeldverbesserungssystem.

Also Published As

Publication number Publication date
US4980914A (en) 1990-12-25
US4868878A (en) 1989-09-19
EP0160431A3 (en) 1986-12-17
EP0160431B1 (de) 1990-09-19
EP0160431A2 (de) 1985-11-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee