JPS49132958A - - Google Patents

Info

Publication number
JPS49132958A
JPS49132958A JP47112309A JP11230972A JPS49132958A JP S49132958 A JPS49132958 A JP S49132958A JP 47112309 A JP47112309 A JP 47112309A JP 11230972 A JP11230972 A JP 11230972A JP S49132958 A JPS49132958 A JP S49132958A
Authority
JP
Japan
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.)
Granted
Application number
JP47112309A
Other languages
Japanese (ja)
Other versions
JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 filed Critical
Priority to JP11230972A priority Critical patent/JPS5710604B2/ja
Priority to DE19732355714 priority patent/DE2355714A1/de
Priority to IT53539/73A priority patent/IT996395B/it
Priority to BR8769/73A priority patent/BR7308769D0/pt
Priority to US413897A priority patent/US3873932A/en
Priority to GB5192873A priority patent/GB1446217A/en
Priority to AU62299/73A priority patent/AU474297B2/en
Priority to CA185,382A priority patent/CA993529A/en
Priority to SE7315250A priority patent/SE396523B/xx
Priority to NLAANVRAGE7315408,A priority patent/NL177543C/xx
Priority to FR7339986A priority patent/FR2206627B1/fr
Publication of JPS49132958A publication Critical patent/JPS49132958A/ja
Publication of JPS5710604B2 publication Critical patent/JPS5710604B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • 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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
JP11230972A 1972-11-09 1972-11-09 Expired JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP11230972A JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-11-09 1972-11-09
DE19732355714 DE2355714A1 (de) 1972-11-09 1973-11-07 Verstaerkungsregelkreis
IT53539/73A IT996395B (it) 1972-11-09 1973-11-07 Circuito regolatore di guadagno
BR8769/73A BR7308769D0 (pt) 1972-11-09 1973-11-08 Um circuito de controle de ganho
US413897A US3873932A (en) 1972-11-09 1973-11-08 Gain control circuit having variable impedance to determine circuit gain and to control minimum gain
GB5192873A GB1446217A (en) 1972-11-09 1973-11-08 Gain control circuit
AU62299/73A AU474297B2 (en) 1972-11-09 1973-11-08 Gain control circuit
CA185,382A CA993529A (en) 1972-11-09 1973-11-08 Gain control circuit
SE7315250A SE396523B (sv) 1972-11-09 1973-11-09 Forsterkningsregleringskrets
NLAANVRAGE7315408,A NL177543C (nl) 1972-11-09 1973-11-09 Schakeling met een variabele overdrachtsfactor.
FR7339986A FR2206627B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-11-09 1973-11-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11230972A JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-11-09 1972-11-09

Publications (2)

Publication Number Publication Date
JPS49132958A true JPS49132958A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-20
JPS5710604B2 JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-02-27

Family

ID=14583434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11230972A Expired JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-11-09 1972-11-09

Country Status (11)

Country Link
US (1) US3873932A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU474297B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7308769D0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA993529A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2355714A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2206627B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1446217A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT996395B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL177543C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE396523B (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
JPS5285351U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-12-22 1977-06-25

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685578A1 (fr) * 1991-12-23 1993-06-25 Philips Electronique Lab Circuit integre comprenant un amplificateur a gain variable.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181279B (de) * 1964-02-18 1964-11-12 Telefunken Patent Selbsttaetig geregelte Verstaerkerstufe mit Transistor
US3395357A (en) * 1966-09-22 1968-07-30 Bell Telephone Labor Inc Automatic gain control system
US3538448A (en) * 1968-01-17 1970-11-03 Rca Corp Gain controlled amplifier
US3516003A (en) * 1968-07-30 1970-06-02 Bailey Meter Co High-gain single-stage a.c. cascode amplifier circuit
US3581222A (en) * 1969-03-19 1971-05-25 Wilton Co Linear voltage controlled attenuator
CH504819A (de) * 1970-07-10 1971-03-15 Ibm Abtasteinrichtung
US3706937A (en) * 1970-12-03 1972-12-19 Nat Semiconductor Corp Gain controlled amplifier for integrated circuit applications
DE2060192C3 (de) * 1970-12-08 1978-04-13 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur verzögerungsfreien Verstärkungssteuerung
JPS5620724B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-07-27 1981-05-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285351U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-12-22 1977-06-25

Also Published As

Publication number Publication date
JPS5710604B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-02-27
AU474297B2 (en) 1976-07-15
FR2206627B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-08-19
IT996395B (it) 1975-12-10
DE2355714C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-05-27
BR7308769D0 (pt) 1974-08-29
DE2355714A1 (de) 1974-05-16
GB1446217A (en) 1976-08-18
US3873932A (en) 1975-03-25
NL177543C (nl) 1985-10-01
CA993529A (en) 1976-07-20
NL177543B (nl) 1985-05-01
SE396523B (sv) 1977-09-19
AU6229973A (en) 1975-05-08
NL7315408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-05-13
FR2206627A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-06-07

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