DE3740358C2 - Lautsprecher-Lautstärkesteuerschaltung - Google Patents

Lautsprecher-Lautstärkesteuerschaltung

Info

Publication number
DE3740358C2
DE3740358C2 DE3740358A DE3740358A DE3740358C2 DE 3740358 C2 DE3740358 C2 DE 3740358C2 DE 3740358 A DE3740358 A DE 3740358A DE 3740358 A DE3740358 A DE 3740358A DE 3740358 C2 DE3740358 C2 DE 3740358C2
Authority
DE
Germany
Prior art keywords
signal
signal line
signals
low
frequency
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
DE3740358A
Other languages
German (de)
English (en)
Other versions
DE3740358A1 (de
Inventor
Akira Kanagawa
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
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE3740358A1 publication Critical patent/DE3740358A1/de
Application granted granted Critical
Publication of DE3740358C2 publication Critical patent/DE3740358C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • 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
    • 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 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/307—Frequency adjustment, e.g. tone control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereophonic Arrangements (AREA)
DE3740358A 1986-11-28 1987-11-27 Lautsprecher-Lautstärkesteuerschaltung Expired - Fee Related DE3740358C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986182064U JPS6387987U (US20030157376A1-20030821-M00001.png) 1986-11-28 1986-11-28

Publications (2)

Publication Number Publication Date
DE3740358A1 DE3740358A1 (de) 1988-06-09
DE3740358C2 true DE3740358C2 (de) 1995-05-24

Family

ID=16111712

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3740358A Expired - Fee Related DE3740358C2 (de) 1986-11-28 1987-11-27 Lautsprecher-Lautstärkesteuerschaltung

Country Status (4)

Country Link
US (1) US4845775A (US20030157376A1-20030821-M00001.png)
JP (1) JPS6387987U (US20030157376A1-20030821-M00001.png)
DE (1) DE3740358C2 (US20030157376A1-20030821-M00001.png)
IT (1) IT1211935B (US20030157376A1-20030821-M00001.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0236698A (ja) * 1988-07-26 1990-02-06 Mazda Motor Corp 車両用オーディオ装置
US5046106A (en) * 1990-01-18 1991-09-03 Bose Corporation Varying loudspeaker spatial characteristics in a vehicle
JP2598179Y2 (ja) * 1991-10-29 1999-08-03 パイオニア株式会社 車載用音響機器
EP0603970A1 (en) * 1992-12-23 1994-06-29 Koninklijke Philips Electronics N.V. Sound reproduction system as well as adjusting circuit to be used in such a system
DE4334961A1 (de) * 1993-10-13 1995-04-20 Hans M Strassner Kabel für die Signalübertragung von einem Verstärker auf einen Lautsprecher
GB2342830B (en) * 1998-10-15 2002-10-30 Central Research Lab Ltd A method of synthesising a three dimensional sound-field
US20060280316A1 (en) * 2005-06-09 2006-12-14 Lear Corporation Audio system and method for controlling an audio system
US20080139312A1 (en) * 2006-12-08 2008-06-12 Aruze Gaming America, Inc. Gaming machine and volume control method thereof
US20080139313A1 (en) * 2006-12-08 2008-06-12 Aruze Gaming America, Inc. Gaming machine and volume control method thereof
US20080305872A1 (en) * 2007-06-07 2008-12-11 Aruze Gaming America Inc. Gaming machine adjusting the volume level of background music
US20080305857A1 (en) * 2007-06-07 2008-12-11 Aruze Gaming America, Inc. Gaming machine capable of changing the volume level in the predetermined audio range and tone control method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073901A (en) * 1958-11-17 1963-01-15 Dyna Company Stereophonic blend circuit
US3487341A (en) * 1965-05-24 1969-12-30 Gen Electric Double loudness control network
DE2937011A1 (de) * 1979-09-13 1981-04-02 Blaupunkt-Werke Gmbh, 3200 Hildesheim Schaltungsanordnung fuer eine gruppe von lautsprecher-einheiten
JPS60230800A (ja) * 1984-04-28 1985-11-16 Fujitsu Ten Ltd 車載用スピ−カシステム

Also Published As

Publication number Publication date
IT1211935B (it) 1989-11-08
JPS6387987U (US20030157376A1-20030821-M00001.png) 1988-06-08
US4845775A (en) 1989-07-04
IT8748639A0 (it) 1987-11-26
DE3740358A1 (de) 1988-06-09

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Legal Events

Date Code Title Description
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8105 Search report available
8120 Willingness to grant licences paragraph 23
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee