BE775306A - Commande de détecteur synchrone - Google Patents

Commande de détecteur synchrone

Info

Publication number
BE775306A
BE775306A BE775306A BE775306A BE775306A BE 775306 A BE775306 A BE 775306A BE 775306 A BE775306 A BE 775306A BE 775306 A BE775306 A BE 775306A BE 775306 A BE775306 A BE 775306A
Authority
BE
Belgium
Prior art keywords
synchronous detector
detector control
control
synchronous
detector
Prior art date
Application number
BE775306A
Other languages
English (en)
Inventor
E J Wittmann
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of BE775306A publication Critical patent/BE775306A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/229—Homodyne or synchrodyne circuits using at least a two emittor-coupled differential pair of transistors
    • 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
    • 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)
  • Amplifiers (AREA)
  • Processing Of Color Television Signals (AREA)
BE775306A 1970-11-16 1971-11-12 Commande de détecteur synchrone BE775306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89583A US3651418A (en) 1970-11-16 1970-11-16 Synchronous detector control

Publications (1)

Publication Number Publication Date
BE775306A true BE775306A (fr) 1972-03-01

Family

ID=22218443

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775306A BE775306A (fr) 1970-11-16 1971-11-12 Commande de détecteur synchrone

Country Status (14)

Country Link
US (1) US3651418A (fr)
JP (1) JPS5143746B1 (fr)
AT (1) AT334988B (fr)
AU (1) AU459001B2 (fr)
BE (1) BE775306A (fr)
CA (1) CA950544A (fr)
DK (1) DK151751C (fr)
ES (1) ES397069A1 (fr)
FR (1) FR2113977B1 (fr)
GB (1) GB1355223A (fr)
HK (1) HK44178A (fr)
IT (1) IT941130B (fr)
NL (1) NL175866C (fr)
SE (1) SE374471B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740456A (en) * 1972-04-10 1973-06-19 Rca Corp Electronic signal processing circuit
JPS5437953B2 (fr) * 1974-04-25 1979-11-17
US4198652A (en) * 1978-05-11 1980-04-15 Rca Corporation D.C. Gain controlled amplifier
US4257009A (en) * 1979-05-23 1981-03-17 Rca Corporation Inhibit circuit for a differential amplifier
DE3067610D1 (en) * 1980-05-20 1984-05-30 Motorola Inc Phase detector for television tuning systems and the like
EP0040274B1 (fr) * 1980-05-20 1984-02-22 Motorola, Inc. Modulateur à équilibrage automatique et son application dans un chromo-démodulateur
IT1211106B (it) * 1981-09-16 1989-09-29 Ates Componenti Elettron Stadio d'ingresso amplificatore e miscelatore a transistori per un radioricevitore.
JPS58184892A (ja) * 1982-04-22 1983-10-28 Mitsubishi Electric Corp 検波回路
US4625233A (en) * 1985-06-26 1986-11-25 Rca Corporation I-phase fleshtone correction system using R-Y, G-Y and B-Y color difference signal demodulators
US5331290A (en) * 1992-09-08 1994-07-19 Samsung Electronics Co., Ltd. Variable gain amplifier
US5596298A (en) * 1995-04-05 1997-01-21 Thomson Consumer Electronics, Inc. Bus aligned quadrature FM detector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241078A (en) * 1963-06-18 1966-03-15 Honeywell Inc Dual output synchronous detector utilizing transistorized differential amplifiers
US3290520A (en) * 1965-01-26 1966-12-06 Rca Corp Circuit for detecting amplitude threshold with means to keep threshold constant
US3522548A (en) * 1968-05-03 1970-08-04 Rca Corp Temperature tracking of emitter coupled differential amplifier stage
US3577008A (en) * 1969-01-22 1971-05-04 Rca Corp Automatic frequency control apparatus

Also Published As

Publication number Publication date
DK151751C (da) 1988-06-13
CA950544A (en) 1974-07-02
AT334988B (de) 1977-02-10
AU3507871A (en) 1973-05-03
NL175866C (nl) 1985-01-02
FR2113977B1 (fr) 1976-02-13
US3651418A (en) 1972-03-21
HK44178A (en) 1978-08-18
GB1355223A (en) 1974-06-05
JPS5143746B1 (fr) 1976-11-24
NL7115689A (fr) 1972-05-18
IT941130B (it) 1973-03-01
ES397069A1 (es) 1974-05-01
FR2113977A1 (fr) 1972-06-30
DK151751B (da) 1987-12-28
SE374471B (fr) 1975-03-03
DE2156907A1 (de) 1972-05-31
AU459001B2 (en) 1975-03-13
US3651418B1 (fr) 1982-09-07
DE2156907B2 (de) 1973-04-19
ATA990371A (de) 1976-06-15

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Legal Events

Date Code Title Description
CA Change of address of the owner of the patent

Owner name: *RCA LICENSING CORP.:TWO INDEPENDENCE WAY, PRINCET

Effective date: 19881003

RE20 Patent expired

Owner name: RCA LICENSING CORP.

Effective date: 19911112