BE833930A - Dispositif regulateur de puissance et de modulation - Google Patents

Dispositif regulateur de puissance et de modulation

Info

Publication number
BE833930A
BE833930A BE1006913A BE1006913A BE833930A BE 833930 A BE833930 A BE 833930A BE 1006913 A BE1006913 A BE 1006913A BE 1006913 A BE1006913 A BE 1006913A BE 833930 A BE833930 A BE 833930A
Authority
BE
Belgium
Prior art keywords
power
regulator device
modulation regulator
modulation
regulator
Prior art date
Application number
BE1006913A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE833930A publication Critical patent/BE833930A/xx

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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3021—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable by varying the duty cycle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L5/00—Automatic control of voltage, current, or power
    • H03L5/02—Automatic control of voltage, current, or power of power
    • 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
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0416—Circuits with power amplifiers having gain or transmission power control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Transmitters (AREA)
BE1006913A 1974-09-30 1975-09-29 Dispositif regulateur de puissance et de modulation BE833930A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/510,827 US3943446A (en) 1974-09-30 1974-09-30 Power and modulation control system

Publications (1)

Publication Number Publication Date
BE833930A true BE833930A (fr) 1976-03-29

Family

ID=24032362

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006913A BE833930A (fr) 1974-09-30 1975-09-29 Dispositif regulateur de puissance et de modulation

Country Status (8)

Country Link
US (1) US3943446A (US06589383-20030708-C00041.png)
JP (1) JPS5528612B2 (US06589383-20030708-C00041.png)
BE (1) BE833930A (US06589383-20030708-C00041.png)
CA (1) CA1034213A (US06589383-20030708-C00041.png)
DE (1) DE2542980A1 (US06589383-20030708-C00041.png)
FR (1) FR2286547A1 (US06589383-20030708-C00041.png)
GB (1) GB1527762A (US06589383-20030708-C00041.png)
NL (1) NL7510433A (US06589383-20030708-C00041.png)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066965A (en) * 1976-09-28 1978-01-03 The United States Of America As Represented By The Secretary Of The Navy RF GTWT Saturating circuit
US4122415A (en) * 1977-03-21 1978-10-24 Rca Corporation AM transmitter with an offset voltage to the RF stage to compensate for switching time of the modulators
DE2720930C3 (de) * 1977-05-10 1980-12-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Amplitudenmodulierter Sender
US4199723A (en) * 1978-02-24 1980-04-22 Rockwell International Corporation Automatic modulation control apparatus
GB1566095A (en) 1978-05-13 1980-04-30 Marconi Co Ltd Modulation circuits
US4216427A (en) * 1978-06-14 1980-08-05 Motorola, Inc. Adaptive audio compressor
JPS5595406A (en) * 1979-01-16 1980-07-19 Toshiba Corp Amplitude modulator
US4319359A (en) * 1980-04-10 1982-03-09 Rca Corporation Radio transmitter energy recovery system
US4614918A (en) * 1980-10-27 1986-09-30 The United States Of America As Represented By The Secretary Of The Navy Frequency generator with digitally controlled phase modulation
JPS63522A (ja) * 1986-06-18 1988-01-05 Kajima Corp 地中連続壁
GB2201559A (en) * 1987-01-23 1988-09-01 Gen Electric Plc Electrical signal mixer circuit
US6121802A (en) * 1999-03-02 2000-09-19 Stmicroelectronics, S.R.L. Method and circuit for generating triangular waveforms opposite in phase
KR100346701B1 (ko) * 1999-05-25 2002-08-01 삼성전자 주식회사 레이저 다이오드의 출력 제어 방법 및 이에 적합한 장치
FR2870406A1 (fr) * 2004-05-14 2005-11-18 St Microelectronics Sa Modulation de charge d'un transporteur
JP4622423B2 (ja) * 2004-09-29 2011-02-02 日本テキサス・インスツルメンツ株式会社 パルス幅変調信号発生回路
US20100054377A1 (en) * 2008-08-28 2010-03-04 Honeywell International Inc. Systems and methods for spurious signal reduction in multi-mode digital navigation receivers
KR101896921B1 (ko) * 2011-05-17 2018-09-12 삼성전자주식회사 무선 전력 수신기 및 그 제어 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155838A (en) * 1960-05-20 1964-11-03 United Aircraft Corp Pulse-width modulator
US3080524A (en) * 1961-01-10 1963-03-05 Bell Telephone Labor Inc Linear automatic volume control system
US3115611A (en) * 1961-09-07 1963-12-24 Nat Company Inc Pulse power resolving system
US3262056A (en) * 1963-05-24 1966-07-19 Winston Res Corp Variable power level frequency modulation transmitter
US3440566A (en) * 1966-02-10 1969-04-22 Gates Radio Co Pulse duration modulator having trigger circuit utilizing a modified triangular waveform
US3506920A (en) * 1966-02-10 1970-04-14 Gates Radio Co High efficiency transformer utilizing pulse duration modulation to eliminate audio-rf transformer coupling
US3435378A (en) * 1966-03-25 1969-03-25 Communications Patents Ltd Apparatus for generating modulated waves from pulse-type modulating signal
US3486128A (en) * 1968-02-07 1969-12-23 Us Army Power amplifier for amplitude modulated transmitter
US3585517A (en) * 1968-05-01 1971-06-15 Westinghouse Electric Corp High-efficiency power amplifier
US3551851A (en) * 1968-05-27 1970-12-29 Westinghouse Electric Corp Class a-b pulse width modulating amplifiers
US3644832A (en) * 1970-09-28 1972-02-22 Gen Electric Power control circuit
DE2146690A1 (de) * 1971-09-17 1973-03-22 Siemens Ag Schaltung zur genauen amplitudeneinstellung eines senders

Also Published As

Publication number Publication date
NL7510433A (nl) 1976-04-01
FR2286547A1 (fr) 1976-04-23
US3943446A (en) 1976-03-09
GB1527762A (en) 1978-10-11
JPS5528612B2 (US06589383-20030708-C00041.png) 1980-07-29
JPS5161206A (US06589383-20030708-C00041.png) 1976-05-27
CA1034213A (en) 1978-07-04
DE2542980A1 (de) 1976-04-15
FR2286547B1 (US06589383-20030708-C00041.png) 1982-07-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19840929