ATE72713T1 - Regelung eines einen halbleiterwiderstand definierenden schaltelements. - Google Patents

Regelung eines einen halbleiterwiderstand definierenden schaltelements.

Info

Publication number
ATE72713T1
ATE72713T1 AT86305598T AT86305598T ATE72713T1 AT E72713 T1 ATE72713 T1 AT E72713T1 AT 86305598 T AT86305598 T AT 86305598T AT 86305598 T AT86305598 T AT 86305598T AT E72713 T1 ATE72713 T1 AT E72713T1
Authority
AT
Austria
Prior art keywords
fet
amplifier
signal
resistance
dependent
Prior art date
Application number
AT86305598T
Other languages
English (en)
Inventor
Thomas Keith Hemingway
Hills Way Six
Original Assignee
British Aerospace
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 British Aerospace filed Critical British Aerospace
Application granted granted Critical
Publication of ATE72713T1 publication Critical patent/ATE72713T1/de

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
    • H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using field-effect transistors [FET]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/46—One-port networks

Landscapes

  • Networks Using Active Elements (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AT86305598T 1985-07-20 1986-07-21 Regelung eines einen halbleiterwiderstand definierenden schaltelements. ATE72713T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858518355A GB8518355D0 (en) 1985-07-20 1985-07-20 Gain control of circuit component

Publications (1)

Publication Number Publication Date
ATE72713T1 true ATE72713T1 (de) 1992-03-15

Family

ID=10582588

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86305598T ATE72713T1 (de) 1985-07-20 1986-07-21 Regelung eines einen halbleiterwiderstand definierenden schaltelements.

Country Status (5)

Country Link
US (1) US4737734A (de)
EP (1) EP0210067B1 (de)
AT (1) ATE72713T1 (de)
DE (1) DE3683919D1 (de)
GB (1) GB8518355D0 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657736A1 (fr) * 1990-01-31 1991-08-02 Sgs Thomson Microelectronics Circuit a resistance variable commandee en tension.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5323161B2 (de) * 1973-08-27 1978-07-13
US3983421A (en) * 1975-01-24 1976-09-28 The Raymond Lee Organization, Inc. Remote audio attenuator
DE2531475B2 (de) * 1975-07-15 1977-10-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung mit einer steuerbaren impedanz
JPS5610015Y2 (de) * 1975-10-15 1981-03-05

Also Published As

Publication number Publication date
EP0210067A2 (de) 1987-01-28
EP0210067B1 (de) 1992-02-19
US4737734A (en) 1988-04-12
GB8518355D0 (en) 1985-08-29
DE3683919D1 (de) 1992-03-26
EP0210067A3 (en) 1987-09-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee