AT377134B - Schaltungsanordnung zur anpassung der lautstaerke eines autoempfaengers in abhaengigkeit vom fahrgeraeusch - Google Patents

Schaltungsanordnung zur anpassung der lautstaerke eines autoempfaengers in abhaengigkeit vom fahrgeraeusch

Info

Publication number
AT377134B
AT377134B AT0014178A AT14178A AT377134B AT 377134 B AT377134 B AT 377134B AT 0014178 A AT0014178 A AT 0014178A AT 14178 A AT14178 A AT 14178A AT 377134 B AT377134 B AT 377134B
Authority
AT
Austria
Prior art keywords
adjusting
volume
circuit arrangement
driving noise
receiver depending
Prior art date
Application number
AT0014178A
Other languages
English (en)
Other versions
ATA14178A (de
Inventor
Peter Boettcher
Original Assignee
Peter Boettcher
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 DE2703249A external-priority patent/DE2703249C2/de
Application filed by Peter Boettcher filed Critical Peter Boettcher
Publication of ATA14178A publication Critical patent/ATA14178A/de
Application granted granted Critical
Publication of AT377134B publication Critical patent/AT377134B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
AT0014178A 1977-01-27 1978-01-09 Schaltungsanordnung zur anpassung der lautstaerke eines autoempfaengers in abhaengigkeit vom fahrgeraeusch AT377134B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2703249A DE2703249C2 (de) 1977-01-27 1977-01-27 Schaltungsanordnung zur Anpassung der Lautstärke eines Autoempfängers in Abhängigkeit vom Fahrgeräusch

Publications (2)

Publication Number Publication Date
ATA14178A ATA14178A (de) 1984-06-15
AT377134B true AT377134B (de) 1985-02-11

Family

ID=5999638

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0014178A AT377134B (de) 1977-01-27 1978-01-09 Schaltungsanordnung zur anpassung der lautstaerke eines autoempfaengers in abhaengigkeit vom fahrgeraeusch

Country Status (9)

Country Link
US (1) US4179667A (de)
JP (1) JPS5395557A (de)
AT (1) AT377134B (de)
BE (1) BE863333A (de)
CH (1) CH616033A5 (de)
DK (1) DK24778A (de)
FR (1) FR2379194A1 (de)
GB (1) GB1564282A (de)
IT (1) IT1092358B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH644974A5 (de) * 1979-02-09 1984-08-31 Blaupunkt Werke Gmbh Schaltungsanordnung zum selbsttaetigen anpassen der lautstaerke mindestens eines lautsprechers an einen am lautsprecherort herrschenden stoergeraeuschpegel fuer rundfunkempfaenger.
DE3315150C3 (de) * 1982-04-28 1996-04-25 Pioneer Electronic Corp Selbsttätige Lautstärke-Steuervorrichtung
JPH054334Y2 (de) * 1985-07-16 1993-02-03
DE3830423A1 (de) * 1987-11-25 1989-06-08 Pioneer Electronic Corp Mobiles geraet mit automatischer lautstaerkeregelung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2035263A (en) * 1933-05-26 1936-03-24 Bell Telephone Labor Inc Volume control system
US2409058A (en) * 1944-12-18 1946-10-08 Galvin Mfg Corp Control system for wave-signal receivers
US2501327A (en) * 1946-12-06 1950-03-21 Rca Corp Noise operated automatic volume control
US3021489A (en) * 1959-12-14 1962-02-13 Gen Dynamics Corp Double time-constant agc for speech amplifier
DE2522381A1 (de) * 1975-05-21 1976-12-02 Battelle Institut E V Verfahren und schaltungsanordnung zur anpassung der autoradiolautstaerke an die umgebungsgeraeusche
DE2525175A1 (de) * 1975-06-06 1976-12-30 Blaupunkt Werke Gmbh Schaltungsanordnung zur anpassung der lautstaerke an einen geraeuschpegel

Also Published As

Publication number Publication date
BE863333A (fr) 1978-05-16
US4179667A (en) 1979-12-18
CH616033A5 (de) 1980-02-29
ATA14178A (de) 1984-06-15
FR2379194B1 (de) 1984-10-12
DK24778A (da) 1978-07-28
FR2379194A1 (fr) 1978-08-25
JPS5395557A (en) 1978-08-21
IT7819679A0 (it) 1978-01-26
GB1564282A (en) 1980-04-02
IT1092358B (it) 1985-07-12

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee