FR3061378B1 - Attenuateur variable muni d'une boucle de commande - Google Patents

Attenuateur variable muni d'une boucle de commande Download PDF

Info

Publication number
FR3061378B1
FR3061378B1 FR1663394A FR1663394A FR3061378B1 FR 3061378 B1 FR3061378 B1 FR 3061378B1 FR 1663394 A FR1663394 A FR 1663394A FR 1663394 A FR1663394 A FR 1663394A FR 3061378 B1 FR3061378 B1 FR 3061378B1
Authority
FR
France
Prior art keywords
control loop
variable attenuator
attenuator
variable
loop
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 - Fee Related
Application number
FR1663394A
Other languages
English (en)
Other versions
FR3061378A1 (fr
Inventor
Dominique Nicolas
David Buffeteau
Ayssar Serhan
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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 Commissariat a lEnergie Atomique CEA, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR1663394A priority Critical patent/FR3061378B1/fr
Publication of FR3061378A1 publication Critical patent/FR3061378A1/fr
Application granted granted Critical
Publication of FR3061378B1 publication Critical patent/FR3061378B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H7/40—Automatic matching of load impedance to source impedance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56—Modifications of input or output impedances, not otherwise provided for
    • H03F1/565—Modifications of input or output impedances, not otherwise provided for using inductive elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • 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
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/378—A variable capacitor being added in the output circuit, e.g. collector, drain, of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/387—A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/423—Amplifier output adaptation especially for transmission line coupling purposes, e.g. impedance adaptation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/10—Gain control characterised by the type of controlled element
    • H03G2201/106—Gain control characterised by the type of controlled element being attenuating element
    • 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
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
FR1663394A 2016-12-26 2016-12-26 Attenuateur variable muni d'une boucle de commande Expired - Fee Related FR3061378B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1663394A FR3061378B1 (fr) 2016-12-26 2016-12-26 Attenuateur variable muni d'une boucle de commande

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1663394A FR3061378B1 (fr) 2016-12-26 2016-12-26 Attenuateur variable muni d'une boucle de commande
FR1663394 2016-12-26

Publications (2)

Publication Number Publication Date
FR3061378A1 FR3061378A1 (fr) 2018-06-29
FR3061378B1 true FR3061378B1 (fr) 2022-07-29

Family

ID=59152944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1663394A Expired - Fee Related FR3061378B1 (fr) 2016-12-26 2016-12-26 Attenuateur variable muni d'une boucle de commande

Country Status (1)

Country Link
FR (1) FR3061378B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05198090A (ja) * 1992-01-20 1993-08-06 Sony Corp レベルコントロール回路
US7088794B2 (en) * 2002-02-19 2006-08-08 The United States Of America As Represented By The Secretary Of The Navy Automatic gain control for digitized RF signal processing
WO2004019489A1 (fr) * 2002-08-20 2004-03-04 Mitsubishi Denki Kabushiki Kaisha Procede de commande de gain, unite de commande de gain, recepteur comportant ladite unite de commande de gain et telephone mobile
US20110025396A1 (en) * 2006-05-26 2011-02-03 Microtune (Texas), L.P. Digital Attenuator Circuits and Methods for Use thereof
US8710899B2 (en) * 2008-09-17 2014-04-29 Lockheed Martin Corporation Stepped delay control of integrated switches
US9985601B2 (en) * 2012-06-01 2018-05-29 Qualcomm Incorporated Step attenuator with constant input capacitance

Also Published As

Publication number Publication date
FR3061378A1 (fr) 2018-06-29

Similar Documents

Publication Publication Date Title
DK3618895T3 (da) Automatisk injektionsindretning
DE112015001613A5 (de) Getriebesteuerung
EP3247430A4 (fr) Dispositif d'injection à dosage variable
GB2548603B (en) Program loop control
DE112016002929A5 (de) Getriebesteuervorrichtung
ITUB20153920A1 (it) Dispositivo optofluidico.
IL261310A (en) Software loop control
EP3188772A4 (fr) Dispositif d'injection automatique ayant un dosage variable
IT201700071896A1 (it) Dispositivo infusore
IT201700071863A1 (it) Dispositivo infusore
DE112016002927A5 (de) Getriebesteuervorrichtung
GB2555034B (en) Inflow control device
FR3040502B1 (fr) Ecran muni de microstructures retroreflechissantes
DK3510465T3 (da) Betjeningsindretning
DE112016000595A5 (de) Reibkupplungsvorrichtung mit Verschleißnachstellung
DK3507656T3 (da) Reguleringanordning med justerbar reguleringsfunktion
IT201700071902A1 (it) Dispositivo infusore
EP3428483A4 (fr) Dispositif de commande de changement de vitesse
FR3061378B1 (fr) Attenuateur variable muni d'une boucle de commande
FR3033384B1 (fr) Dispositif de commande hydraulique
DK3358220T3 (da) Kontinuerligt variabel transmissionsmekanisme
DK3645859T3 (da) Injektor med lukket kontrolsløjfe
DK3364119T3 (da) Omdirigeringsstykke
GB201613965D0 (en) Improved control device
BR112018003603A2 (pt) dispositivo de distribuição de carga.

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20180629

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

ST Notification of lapse

Effective date: 20230808