DE3619031C2 - - Google Patents

Info

Publication number
DE3619031C2
DE3619031C2 DE3619031A DE3619031A DE3619031C2 DE 3619031 C2 DE3619031 C2 DE 3619031C2 DE 3619031 A DE3619031 A DE 3619031A DE 3619031 A DE3619031 A DE 3619031A DE 3619031 C2 DE3619031 C2 DE 3619031C2
Authority
DE
Germany
Prior art keywords
phase shifter
frequency
playback system
phase
channel
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
Application number
DE3619031A
Other languages
German (de)
English (en)
Other versions
DE3619031A1 (de
Inventor
Noboru Tokio/Tokyo Jp Tominari
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.)
DYNAVECTOR Inc TOKIO/TOKYO JP
Original Assignee
DYNAVECTOR Inc TOKIO/TOKYO JP
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 DYNAVECTOR Inc TOKIO/TOKYO JP filed Critical DYNAVECTOR Inc TOKIO/TOKYO JP
Publication of DE3619031A1 publication Critical patent/DE3619031A1/de
Application granted granted Critical
Publication of DE3619031C2 publication Critical patent/DE3619031C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/165—Equalizers; Volume or gain control in limited frequency bands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
DE19863619031 1985-06-07 1986-06-06 Mehrkanal-wiedergabesystem Granted DE3619031A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60123630A JPS61281799A (ja) 1985-06-07 1985-06-07 音声信号再生方式

Publications (2)

Publication Number Publication Date
DE3619031A1 DE3619031A1 (de) 1986-12-11
DE3619031C2 true DE3619031C2 (US08066781-20111129-C00013.png) 1988-09-15

Family

ID=14865340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863619031 Granted DE3619031A1 (de) 1985-06-07 1986-06-06 Mehrkanal-wiedergabesystem

Country Status (5)

Country Link
US (1) US4873722A (US08066781-20111129-C00013.png)
JP (1) JPS61281799A (US08066781-20111129-C00013.png)
AU (1) AU5830686A (US08066781-20111129-C00013.png)
DE (1) DE3619031A1 (US08066781-20111129-C00013.png)
GB (1) GB2177576A (US08066781-20111129-C00013.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951406A1 (de) * 1999-10-01 2001-05-03 Martin Kling Lautsprecherkombination

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2901240B2 (ja) * 1987-04-13 1999-06-07 ダイナベクター 株式会社 リバーブ発生装置
US4955057A (en) * 1987-03-04 1990-09-04 Dynavector, Inc. Reverb generator
US5023914A (en) * 1988-03-11 1991-06-11 Bose Corporation Acoustical frequency response improving with non-minimum phase circuitry
BG60225B2 (bg) * 1988-09-02 1993-12-30 Qsound Ltd. Метод и устройство за формиране на звукови изображения
AT391389B (de) * 1988-10-24 1990-09-25 Akg Akustische Kino Geraete Elektroakustische anordnung zur darbietung von audiosignalen fuer das richtungsorientierte raeumliche hoeren bei binauraler wiedergabe
JP2580774B2 (ja) * 1989-05-15 1997-02-12 ヤマハ株式会社 楽音合成装置
JP3068635B2 (ja) * 1990-08-31 2000-07-24 パイオニア株式会社 スピーカ装置
WO1992010918A1 (en) * 1990-12-14 1992-06-25 Byrd Eldon A Signal processor for recreating original audio signals
US5594800A (en) * 1991-02-15 1997-01-14 Trifield Productions Limited Sound reproduction system having a matrix converter
CA2067414A1 (en) * 1991-05-03 1992-11-04 Bill Sacks Psycho acoustic pseudo stereo foldback system
US5180990A (en) * 1991-08-20 1993-01-19 Saburoh Ohkuma Equalizer circuit, high fidelity regenerative amplifier including equalizer circuit and acoustic characteristic correction circuit in high fidelity regenerative amplifier
US5425106A (en) * 1993-06-25 1995-06-13 Hda Entertainment, Inc. Integrated circuit for audio enhancement system
DE69533973T2 (de) * 1994-02-04 2005-06-09 Matsushita Electric Industrial Co., Ltd., Kadoma Schallfeldkontrollegerät und Kontrolleverfahren
US5586194A (en) * 1994-03-31 1996-12-17 Peavey Electronics Corporation Augmentation amplifier
US5912975A (en) * 1995-06-30 1999-06-15 Philips Electronics North America Corp Method and circuit for creating phantom sources using phase shifting circuitry
GB9606329D0 (en) * 1996-03-26 1996-05-29 Central Research Lab Ltd Apparatus for processing binaural signals
EP1219134A4 (en) * 1999-09-20 2007-08-01 Mass Entpr Pty Ltd METHOD AND DEVICE FOR TREATING A HEARING SIGNAL
ATE387074T1 (de) * 1999-10-01 2008-03-15 Freitag Juergen Lautsprecherkombination
US20050286727A1 (en) * 2004-06-25 2005-12-29 Victor Company Of Japan, Ltd. Apparatus for expanding sound image upward
US7370575B2 (en) * 2005-06-15 2008-05-13 Deere & Company Crop re-hydration system carried by a large square baler
US10477314B2 (en) 2017-03-20 2019-11-12 Bambu Tech, Inc. Dynamic audio enhancement using an all-pass filter

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB916843A (en) * 1958-01-24 1963-01-30 Emi Ltd Improvements relating to radio telegraph receivers
US3560656A (en) * 1967-05-01 1971-02-02 Dictaphone Corp Binaural phase differential system
US3670106A (en) * 1970-04-06 1972-06-13 Parasound Inc Stereo synthesizer
ZA717379B (en) * 1970-11-09 1972-07-26 Pioneer Electronic Corp A reproducing device for artificial four channel stereo
GB1578854A (en) * 1976-02-27 1980-11-12 Victor Company Of Japan Stereophonic sound reproduction system
CA1091163A (en) * 1976-03-15 1980-12-09 Curt A. Knoppel Sound processing method and apparatus
JPS5547797A (en) * 1978-10-03 1980-04-04 Nissan Motor Co Ltd Audio equipment for vehicle
US4603429A (en) * 1979-04-05 1986-07-29 Carver R W Dimensional sound recording and apparatus and method for producing the same
US4303800A (en) * 1979-05-24 1981-12-01 Analog And Digital Systems, Inc. Reproducing multichannel sound
JPS5931279B2 (ja) * 1979-06-19 1984-08-01 日本ビクター株式会社 信号変換回路
US4308424A (en) * 1980-04-14 1981-12-29 Bice Jr Robert G Simulated stereo from a monaural source sound reproduction system
JPS5818840A (ja) * 1981-07-28 1983-02-03 Nec Corp マイクロ波管装置
AT379275B (de) * 1982-04-20 1985-12-10 Neutrik Ag Stereophone wiedergabeanlage in fahrgastraeumen von kraftfahrzeugen
US4566119A (en) * 1983-10-12 1986-01-21 Industrial Products, Inc. Equalizer networks and methods of developing scaling coefficients therefor
US4653096A (en) * 1984-03-16 1987-03-24 Nippon Gakki Seizo Kabushiki Kaisha Device for forming a simulated stereophonic sound field
US4706287A (en) * 1984-10-17 1987-11-10 Kintek, Inc. Stereo generator
JPS61244200A (ja) * 1985-04-20 1986-10-30 Nissan Motor Co Ltd 音場改善装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951406A1 (de) * 1999-10-01 2001-05-03 Martin Kling Lautsprecherkombination
DE19951406B4 (de) * 1999-10-01 2004-12-02 Martin Kling Lautsprecherkombination

Also Published As

Publication number Publication date
GB2177576B (US08066781-20111129-C00013.png) 1989-07-26
AU5830686A (en) 1986-12-11
GB8613565D0 (en) 1986-07-09
GB2177576A (en) 1987-01-21
DE3619031A1 (de) 1986-12-11
JPH0553358B2 (US08066781-20111129-C00013.png) 1993-08-09
US4873722A (en) 1989-10-10
JPS61281799A (ja) 1986-12-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee