FR2326075A1 - Dispositif de commande electronique du gain d'un amplificateur parametrique - Google Patents

Dispositif de commande electronique du gain d'un amplificateur parametrique

Info

Publication number
FR2326075A1
FR2326075A1 FR7529079A FR7529079A FR2326075A1 FR 2326075 A1 FR2326075 A1 FR 2326075A1 FR 7529079 A FR7529079 A FR 7529079A FR 7529079 A FR7529079 A FR 7529079A FR 2326075 A1 FR2326075 A1 FR 2326075A1
Authority
FR
France
Prior art keywords
amplifier
varactor
control circuit
voltages applied
gain 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.)
Granted
Application number
FR7529079A
Other languages
English (en)
French (fr)
Other versions
FR2326075B1 (enrdf_load_stackoverflow
Inventor
Francois Jean-Marie Cre Michel
Yves Gilbert Maximilien Renard
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.)
Laboratoire Central de Telecommunications SA
Original Assignee
Laboratoire Central de Telecommunications SA
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 Laboratoire Central de Telecommunications SA filed Critical Laboratoire Central de Telecommunications SA
Priority to FR7529079A priority Critical patent/FR2326075A1/fr
Publication of FR2326075A1 publication Critical patent/FR2326075A1/fr
Application granted granted Critical
Publication of FR2326075B1 publication Critical patent/FR2326075B1/fr
Granted legal-status Critical Current

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
    • H03G3/3094—Automatic control in amplifiers having semiconductor devices in parametric amplifiers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control
    • 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
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H03G1/0064—Variable capacitance diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
FR7529079A 1975-09-23 1975-09-23 Dispositif de commande electronique du gain d'un amplificateur parametrique Granted FR2326075A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7529079A FR2326075A1 (fr) 1975-09-23 1975-09-23 Dispositif de commande electronique du gain d'un amplificateur parametrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7529079A FR2326075A1 (fr) 1975-09-23 1975-09-23 Dispositif de commande electronique du gain d'un amplificateur parametrique

Publications (2)

Publication Number Publication Date
FR2326075A1 true FR2326075A1 (fr) 1977-04-22
FR2326075B1 FR2326075B1 (enrdf_load_stackoverflow) 1979-08-24

Family

ID=9160322

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529079A Granted FR2326075A1 (fr) 1975-09-23 1975-09-23 Dispositif de commande electronique du gain d'un amplificateur parametrique

Country Status (1)

Country Link
FR (1) FR2326075A1 (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1441088A1 (de) * 1962-04-09 1968-10-10 Siemens Ag Eingangsschaltung mit einer Verstaerkungseinrichtung
DE1942126A1 (de) * 1969-08-19 1971-03-04 Licentia Gmbh Parametrischer Verstaerker mit nahezu von der Pumpamplitude unabhaengiger Verstaerkung
US3613023A (en) * 1969-04-16 1971-10-12 Us Air Force Step function stc gain function utilizing tunnel diode amplifier circuits

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1441088A1 (de) * 1962-04-09 1968-10-10 Siemens Ag Eingangsschaltung mit einer Verstaerkungseinrichtung
US3613023A (en) * 1969-04-16 1971-10-12 Us Air Force Step function stc gain function utilizing tunnel diode amplifier circuits
DE1942126A1 (de) * 1969-08-19 1971-03-04 Licentia Gmbh Parametrischer Verstaerker mit nahezu von der Pumpamplitude unabhaengiger Verstaerkung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE TRANSACTIONS ON NUCLEAR SCIENCE, volume NS-13, NO. 3, Juin 1966, NEW YORK RADEKA et CHASE: "A parametric radiation detector préamplifier", pages 477 à 494 *

Also Published As

Publication number Publication date
FR2326075B1 (enrdf_load_stackoverflow) 1979-08-24

Similar Documents

Publication Publication Date Title
GB1458545A (en) Window detector circuit
ES397069A1 (es) Perfeccionamientos en detectores sincronos.
ES449247A2 (es) Mejoras en las conexiones para compresion y expansion auto- maticas de dinamica para aparatos reproductores de sonido.
FR2326075A1 (fr) Dispositif de commande electronique du gain d'un amplificateur parametrique
GB1330988A (en) Receiver for pulse modulated signals
GB1369699A (en) Turning device for radio receivers
SE7410933L (enrdf_load_stackoverflow)
GB1470456A (en) Automatic gain control circuits
JPS5242035A (en) Control signal generator for nonvolatile memory
GB1521221A (en) Device for stabilizing the base level of an amplifier
GB1279530A (en) Constant voltage series control circuit
SU542329A1 (ru) Устройство дл временной автоматической регулировки усилинени
SE421737B (sv) System for reglering av nivan av krominanssignaler
GB1427029A (en) Radio receiving apparatus
ES323378A1 (es) Una disposicion de control automatico de ganancia para receptores de señales de radio.
GB1398318A (en) Radio signal receivers
JPS523329A (en) Vertical deflection circuit
GB1397050A (en) Splitphase signal detector
JPS523327A (en) Vertical defection circuit
JPS56122529A (en) Antenna receiving system
JPS56104594A (en) Automatic color balance device
GB1296213A (enrdf_load_stackoverflow)
GB1410627A (en) Binary frequency divider circuit
JPS51111037A (en) Automatic gain control circuit
IT1049054B (it) Circuito per un radioricevitore a modulazione di ampiezza e di frequenza

Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse