CA997433A - Gain control circuit - Google Patents

Gain control circuit

Info

Publication number
CA997433A
CA997433A CA188,027A CA188027A CA997433A CA 997433 A CA997433 A CA 997433A CA 188027 A CA188027 A CA 188027A CA 997433 A CA997433 A CA 997433A
Authority
CA
Canada
Prior art keywords
control circuit
gain control
gain
circuit
control
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
CA188,027A
Other languages
English (en)
Inventor
Masayuki Hongu
Hiromi Kawakami
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA997433A publication Critical patent/CA997433A/en
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
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • 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
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
CA188,027A 1972-12-13 1973-12-12 Gain control circuit Expired CA997433A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12487472A JPS5315638B2 (fr) 1972-12-13 1972-12-13
JP12487572A JPS5330301B2 (fr) 1972-12-13 1972-12-13

Publications (1)

Publication Number Publication Date
CA997433A true CA997433A (en) 1976-09-21

Family

ID=26461441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,027A Expired CA997433A (en) 1972-12-13 1973-12-12 Gain control circuit

Country Status (11)

Country Link
US (1) US3882410A (fr)
JP (2) JPS5330301B2 (fr)
AU (1) AU473385B2 (fr)
BR (1) BR7309739D0 (fr)
CA (1) CA997433A (fr)
DE (1) DE2361809C3 (fr)
ES (1) ES421388A1 (fr)
FR (1) FR2327674A1 (fr)
GB (1) GB1459773A (fr)
NL (1) NL176821C (fr)
SE (1) SE403546B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344043A (en) * 1980-04-23 1982-08-10 Rca Corporation Variable load impedance gain-controlled amplifier
JPS5755377U (fr) * 1980-09-17 1982-03-31
EP0213562B2 (fr) * 1985-08-28 1997-11-12 Kabushiki Kaisha Toshiba Circuit de traitement de signaux comportant un transistor à effet de champ MOSFET et des transistors bipolaires
JP6739372B2 (ja) 2017-02-21 2020-08-12 株式会社東芝 半導体装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003115A (en) * 1958-11-03 1961-10-03 Westinghouse Electric Corp Automatic gain control delay system
BE625672A (fr) * 1961-12-06
US3274505A (en) * 1964-02-28 1966-09-20 Tektronix Inc Series transistor circuit with selectively coupled stages
US3482167A (en) * 1967-06-12 1969-12-02 Rca Corp Automatic gain control system employing multiple insulated gate field effect transistor
US3551834A (en) * 1968-05-15 1970-12-29 Hitachi Ltd Automatic gain controlling circuit
US3723895A (en) * 1971-11-10 1973-03-27 Gen Electric Amplifier of controllable gain
JPS501857A (fr) * 1973-05-09 1975-01-09

Also Published As

Publication number Publication date
DE2361809A1 (de) 1974-07-11
GB1459773A (en) 1976-12-31
ES421388A1 (es) 1976-06-16
NL7317131A (fr) 1974-06-17
AU6351773A (en) 1975-06-12
JPS4983352A (fr) 1974-08-10
DE2361809C3 (de) 1980-11-20
DE2361809B2 (de) 1980-03-13
JPS5315638B2 (fr) 1978-05-26
FR2327674A1 (fr) 1977-05-06
AU473385B2 (en) 1976-06-17
FR2327674B1 (fr) 1978-03-17
SE403546B (sv) 1978-08-21
JPS4983351A (fr) 1974-08-10
BR7309739D0 (pt) 1974-08-29
NL176821B (nl) 1985-01-02
NL176821C (nl) 1985-06-03
US3882410A (en) 1975-05-06
JPS5330301B2 (fr) 1978-08-25

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