CA1022245A - Gain control circuits utilizing a novel semiconductor device - Google Patents

Gain control circuits utilizing a novel semiconductor device

Info

Publication number
CA1022245A
CA1022245A CA223,806A CA223806A CA1022245A CA 1022245 A CA1022245 A CA 1022245A CA 223806 A CA223806 A CA 223806A CA 1022245 A CA1022245 A CA 1022245A
Authority
CA
Canada
Prior art keywords
semiconductor device
gain control
control circuits
novel semiconductor
circuits utilizing
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
CA223,806A
Other languages
English (en)
French (fr)
Other versions
CA223806S (en
Inventor
Takashi Okada
Yoshio Ishigaki
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 CA1022245A publication Critical patent/CA1022245A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • 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
    • 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 in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Bipolar Transistors (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
  • Bipolar Integrated Circuits (AREA)
CA223,806A 1974-04-04 1975-04-03 Gain control circuits utilizing a novel semiconductor device Expired CA1022245A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49038179A JPS5754969B2 (en:Method) 1974-04-04 1974-04-04

Publications (1)

Publication Number Publication Date
CA1022245A true CA1022245A (en) 1977-12-06

Family

ID=12518149

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223,806A Expired CA1022245A (en) 1974-04-04 1975-04-03 Gain control circuits utilizing a novel semiconductor device

Country Status (12)

Country Link
US (1) US3976951A (en:Method)
JP (1) JPS5754969B2 (en:Method)
AT (1) AT374052B (en:Method)
BE (1) BE827547A (en:Method)
BR (1) BR7502047A (en:Method)
CA (1) CA1022245A (en:Method)
DE (1) DE2514619C3 (en:Method)
FR (1) FR2266953B1 (en:Method)
GB (1) GB1502672A (en:Method)
IT (1) IT1034856B (en:Method)
NL (1) NL7503995A (en:Method)
SE (1) SE412674B (en:Method)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5754969B2 (en:Method) * 1974-04-04 1982-11-20
CA1134463A (en) * 1978-10-13 1982-10-26 Kyoichi Murakami Circuit for converting single-ended input signals to a pair of differential output signals
US4365208A (en) * 1980-04-23 1982-12-21 Rca Corporation Gain-controlled amplifier using a controllable alternating-current resistance
US4344044A (en) * 1980-04-23 1982-08-10 Rca Corporation Gain-controlled amplifier utilizing variable emitter degeneration and collector load impedance
US4344043A (en) * 1980-04-23 1982-08-10 Rca Corporation Variable load impedance gain-controlled amplifier
US4464633A (en) * 1982-03-31 1984-08-07 Rca Corporation Amplifier incorporating gain distribution control for cascaded amplifying stages
JPS6194979U (en:Method) * 1984-11-20 1986-06-19
US4795923A (en) * 1987-11-25 1989-01-03 Tektronix, Inc. Adjustable delay circuit
JPH03123210A (ja) * 1989-10-06 1991-05-27 Alps Electric Co Ltd ２段縦続差動増幅器
JP6917234B2 (ja) * 2017-07-26 2021-08-11 ローム株式会社 集積回路及び集積回路の製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE547227A (en:Method) * 1955-04-21
NL242787A (en:Method) * 1958-09-05
US3500141A (en) * 1964-10-13 1970-03-10 Ibm Transistor structure
US3591430A (en) * 1968-11-14 1971-07-06 Philco Ford Corp Method for fabricating bipolar planar transistor having reduced minority carrier fringing
US3710270A (en) * 1970-07-28 1973-01-09 Tektronix Inc Linear gain control
DE2211384A1 (de) * 1971-03-20 1972-11-30 Philips Nv Schaltungsanordnung mit mindestens einem strahlungsgespeisten Schaltungselement und Halbleiteranordnung zur Anwendung in einer derartigen Schaltungsanordnung
JPS493583A (en:Method) * 1972-04-20 1974-01-12
JPS4911447A (en:Method) * 1972-05-31 1974-01-31
JPS5724659B2 (en:Method) * 1974-10-31 1982-05-25
JPS5147584B2 (en:Method) * 1972-12-29 1976-12-15
JPS5147583B2 (en:Method) * 1972-12-29 1976-12-15
JPS49131388A (en:Method) * 1973-04-18 1974-12-17
JPS5754969B2 (en:Method) * 1974-04-04 1982-11-20

Also Published As

Publication number Publication date
JPS5754969B2 (en:Method) 1982-11-20
FR2266953B1 (en:Method) 1982-03-05
IT1034856B (it) 1979-10-10
DE2514619B2 (de) 1979-09-06
JPS50131743A (en:Method) 1975-10-18
ATA258275A (de) 1983-07-15
GB1502672A (en) 1978-03-01
US3976951A (en) 1976-08-24
BR7502047A (pt) 1976-12-21
DE2514619C3 (de) 1980-05-29
BE827547A (fr) 1975-07-31
SE7503873L (sv) 1975-10-06
DE2514619A1 (de) 1975-10-23
FR2266953A1 (en:Method) 1975-10-31
AT374052B (de) 1984-03-12
NL7503995A (nl) 1975-10-07
SE412674B (sv) 1980-03-10
AU7972675A (en) 1976-10-07

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