DE3916521C1 - - Google Patents

Info

Publication number
DE3916521C1
DE3916521C1 DE19893916521 DE3916521A DE3916521C1 DE 3916521 C1 DE3916521 C1 DE 3916521C1 DE 19893916521 DE19893916521 DE 19893916521 DE 3916521 A DE3916521 A DE 3916521A DE 3916521 C1 DE3916521 C1 DE 3916521C1
Authority
DE
Germany
Prior art keywords
volume
loudness
controller
tone
amplification
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
DE19893916521
Other languages
German (de)
English (en)
Inventor
Juergen Dr. 3201 Diekholzen De Kaesser
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke GmbH
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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Priority to DE19893916521 priority Critical patent/DE3916521C1/de
Priority to EP19900108866 priority patent/EP0399307A3/de
Priority to JP12708090A priority patent/JP3244688B2/ja
Application granted granted Critical
Publication of DE3916521C1 publication Critical patent/DE3916521C1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE19893916521 1989-05-20 1989-05-20 Expired - Fee Related DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19893916521 DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-05-20 1989-05-20
EP19900108866 EP0399307A3 (en) 1989-05-20 1990-05-11 Autoradio
JP12708090A JP3244688B2 (ja) 1989-05-20 1990-05-18 音量調整器と結合された音質調整器を有する自動車ラジオ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893916521 DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-05-20 1989-05-20

Publications (1)

Publication Number Publication Date
DE3916521C1 true DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-08-16

Family

ID=6381088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893916521 Expired - Fee Related DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-05-20 1989-05-20

Country Status (3)

Country Link
EP (1) EP0399307A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP3244688B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3916521C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4215420A1 (de) * 1991-10-31 1993-05-06 Pioneer Electronic Corp., Tokio/Tokyo, Jp Lautstaerkesteuerschaltkreis

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03188707A (ja) * 1989-12-19 1991-08-16 Pioneer Electron Corp 音響再生装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2726714A1 (de) * 1977-06-14 1979-01-04 Blaupunkt Werke Gmbh Nf-verstaerker
DE2246035B2 (de) * 1972-09-20 1980-04-17 Blaupunkt-Werke Gmbh, 3200 Hildesheim Fernbedienbare gehörrichtige Lautstärkeregelung
DE2920056A1 (de) * 1979-05-18 1980-11-27 Blaupunkt Werke Gmbh Nf-verstaerker

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118604A (en) * 1977-09-06 1978-10-03 Paul Yanick Loudness contour compensated hearing aid having ganged volume, bandpass filter, and compressor control
DE2933004C2 (de) * 1978-08-16 1984-03-15 Hitachi, Ltd., Tokyo Tonbandgerät mit verbesserter Frequenzgangentzerrung
JPS5718111A (en) * 1980-07-09 1982-01-29 Arupain Kk Equalizer device
FR2552283B1 (fr) * 1983-09-21 1988-07-08 Radiotechnique Dispositif de commande d'un preamplificateur, sauvegardant les niveaux de fonctions donnees pour des modes d'utilisation donnes d'un appareil audio
NL8702200A (nl) * 1987-09-16 1989-04-17 Philips Nv Werkwijze en een inrichting voor het instellen van de overdrachtskarakteristiek naar twee luisterposities in een ruimte

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2246035B2 (de) * 1972-09-20 1980-04-17 Blaupunkt-Werke Gmbh, 3200 Hildesheim Fernbedienbare gehörrichtige Lautstärkeregelung
DE2726714A1 (de) * 1977-06-14 1979-01-04 Blaupunkt Werke Gmbh Nf-verstaerker
DE2920056A1 (de) * 1979-05-18 1980-11-27 Blaupunkt Werke Gmbh Nf-verstaerker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Peter Zastrow: "Phonotechnik" 3. überarb. Aufl., Frankfurter Fachverlag 1984, ISBN 3-87234-094-8, S. 141-149 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4215420A1 (de) * 1991-10-31 1993-05-06 Pioneer Electronic Corp., Tokio/Tokyo, Jp Lautstaerkesteuerschaltkreis

Also Published As

Publication number Publication date
EP0399307A3 (en) 1991-10-09
EP0399307A2 (de) 1990-11-28
JP3244688B2 (ja) 2002-01-07
JPH036909A (ja) 1991-01-14

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee