ATE130139T1 - Leistungsverstärker. - Google Patents

Leistungsverstärker.

Info

Publication number
ATE130139T1
ATE130139T1 AT91914835T AT91914835T ATE130139T1 AT E130139 T1 ATE130139 T1 AT E130139T1 AT 91914835 T AT91914835 T AT 91914835T AT 91914835 T AT91914835 T AT 91914835T AT E130139 T1 ATE130139 T1 AT E130139T1
Authority
AT
Austria
Prior art keywords
pulse
output power
subsidiary
control
generating
Prior art date
Application number
AT91914835T
Other languages
English (en)
Inventor
Ole Hedevang Jensen
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE130139T1 publication Critical patent/ATE130139T1/de

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
    • H03G3/3036—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
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/04—Modifications of control circuit to reduce distortion caused by control

Landscapes

  • Amplifiers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT91914835T 1990-09-06 1991-08-21 Leistungsverstärker. ATE130139T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9019451A GB2247793A (en) 1990-09-06 1990-09-06 Control of pulse power amplifier rise and fall

Publications (1)

Publication Number Publication Date
ATE130139T1 true ATE130139T1 (de) 1995-11-15

Family

ID=10681752

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91914835T ATE130139T1 (de) 1990-09-06 1991-08-21 Leistungsverstärker.

Country Status (9)

Country Link
US (1) US5504457A (de)
EP (1) EP0547078B1 (de)
JP (1) JPH06500674A (de)
AT (1) ATE130139T1 (de)
CA (1) CA2090466C (de)
DE (1) DE69114506T2 (de)
GB (1) GB2247793A (de)
MX (1) MX9100984A (de)
WO (1) WO1992004771A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150075A (en) * 1991-06-03 1992-09-22 Motorola, Inc. Power amplifier ramp up method and apparatus
JPH05206771A (ja) * 1992-01-30 1993-08-13 Mitsubishi Electric Corp 自動出力電力制御回路
JP2937673B2 (ja) * 1993-01-25 1999-08-23 株式会社東芝 通信装置
DE4313152A1 (de) * 1993-04-22 1994-10-27 Sel Alcatel Ag HF-Verstärker mit Signalpegelregelung und damit ausgestatteter Funksender
JP2823485B2 (ja) * 1993-07-23 1998-11-11 三菱電機株式会社 バースト送信装置
KR970007602B1 (ko) * 1994-05-31 1997-05-13 삼성전자 주식회사 전송기의 출력전력을 제어 및 측정하기 위한 장치 및 그에 따른 방법
US5642075A (en) * 1995-12-21 1997-06-24 Itt Corporation Sampled data automatic gain control
US6097251A (en) * 1998-05-29 2000-08-01 Telefonaktiebolaget Lm Ericsson Pre-recorded sigma delta values for power amplifier control
JP3534233B2 (ja) * 1999-01-08 2004-06-07 松下電器産業株式会社 自動利得制御方法及びその装置、自動利得制御機能を持った無線通信装置
US6480061B2 (en) * 1999-01-13 2002-11-12 Nortel Networks Limited Amplifier having digital micro processor control apparatus
US6721368B1 (en) * 2000-03-04 2004-04-13 Qualcomm Incorporated Transmitter architectures for communications systems
US6292122B1 (en) 2000-03-04 2001-09-18 Qualcomm, Incorporated Digital-to-analog interface circuit having adjustable time response
US7190224B2 (en) * 2003-11-06 2007-03-13 Marvell World Trade Ltd. Class D amplifier
JP4139800B2 (ja) * 2004-08-24 2008-08-27 松下電器産業株式会社 Ａｇｃ回路
JP2008124726A (ja) * 2006-11-10 2008-05-29 Toshiba Corp ランプ波発生回路およびａｄコンバータ
US8442456B2 (en) * 2007-08-09 2013-05-14 Freescale Semiconductor, Inc. Wireless communication unit, integrated circuit and method of power control therein
JP5169595B2 (ja) * 2008-08-01 2013-03-27 富士通株式会社 送信電力制御装置、送信電力制御方法、送信電力制御プログラムおよび送信電力制御回路
US9660599B2 (en) * 2014-05-07 2017-05-23 Nvidia Corporation Radio frequency power amplifier including a pulse generator and matching network circuit
KR102342740B1 (ko) * 2014-09-15 2021-12-23 삼성전자주식회사 신호 송수신 방법 및 장치
NL2019267B1 (en) * 2017-07-18 2019-01-30 Ampleon Netherlands Bv Rf power amplifier system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412337A (en) * 1981-11-04 1983-10-25 Motorola Inc. Power amplifier and envelope correction circuitry
JPH0630031B2 (ja) * 1986-09-25 1994-04-20 日本電気株式会社 自動電力制御回路
GB2220808A (en) * 1988-07-15 1990-01-17 Philips Electronic Associated Power amplifying arrangement
US5638375A (en) * 1988-11-30 1997-06-10 Motorola, Inc. AGC isolation of information in TDMA systems
GB2233517B (en) * 1989-06-26 1994-04-06 Orbitel Mobile Communications Transmitter power control for radio telephone system
FI87028C (fi) * 1989-12-22 1992-11-10 Nokia Mobile Phones Ltd Metod foer att reglera effekt hos en spaenningsstyrd effektfoerstaerkare och koppling foer anvaendning i metoden
US5128629A (en) * 1991-04-22 1992-07-07 Hughes Aircraft Company Method for controlling the output power of digital cellular telephones
US5150075A (en) * 1991-06-03 1992-09-22 Motorola, Inc. Power amplifier ramp up method and apparatus
JP2710503B2 (ja) * 1991-10-14 1998-02-10 日本電気株式会社 出力電力制御回路

Also Published As

Publication number Publication date
DE69114506T2 (de) 1996-05-15
EP0547078A1 (de) 1993-06-23
US5504457A (en) 1996-04-02
MX9100984A (es) 1992-05-04
JPH06500674A (ja) 1994-01-20
GB2247793A (en) 1992-03-11
CA2090466C (en) 2001-01-23
DE69114506D1 (de) 1995-12-14
CA2090466A1 (en) 1992-03-07
WO1992004771A1 (en) 1992-03-19
EP0547078B1 (de) 1995-11-08
GB9019451D0 (en) 1990-10-24

Similar Documents

Publication Publication Date Title
ATE130139T1 (de) Leistungsverstärker.
DE60140381D1 (de) Verstärkersysteme und verfahren mit einer festen und modulierten spannungversorgungsschaltung und mit einem hochsetz-tiefsetzstellerschaltregler
AU2002229135A1 (en) Apparatus and methods for monitoring and controlling power amplifier linearity using detected fundamental and harmonic components
MX9602253A (es) Metodo y aparato para amplificar una señal.
KR920009061A (ko) 고주파 전력 증폭기의 출력 레벨 제어회로
DK0770430T3 (da) Fremgangsmåde og apparat til drift af transducere for ultralydeffekt
JPS6455909A (en) Ladder type current waveform generating circuit with matched rising and dropping time
SE9200819L (sv) Anordning för eliminering av offsetfel i en effektreglerkrets för ett pulsat sändarslutsteg
ES2011570A6 (es) Circuito para medir inductancia variable.
ES2017226A6 (es) Generador programable de ondas triangulares.
CA2079129A1 (en) Power amplifying circuit capable of producing an output signal having a desired waveform
ES2114538T3 (es) Amplificador de potencia.
ES449247A2 (es) Mejoras en las conexiones para compresion y expansion auto- maticas de dinamica para aparatos reproductores de sonido.
WO2001091522A3 (en) Method and apparatus for programmable power curve and wave generator
TW361012B (en) Waveform forming circuit
NO910417D0 (no) Innretning til symmetrering av signalkurver og differansestroem-vernebrytere med transduserkrets ved symmetrerende formagnetisering.
TW275164B (en) Precision current mirror circuit
SU1626325A1 (ru) Усилитель мощности
NO20010448L (no) FremgangsmÕte for oppsetting av en lineariseringskrets
SU1573536A1 (ru) Устройство стабилизации амплитуды колебаний управл емого авто-генератора
JPS5459057A (en) Noise reduction amplifying device
FR2390770A1 (fr) Dispositif pour fournir un signal electrique de valeur a peu pres proportionnelle a la frequence d'un signal d'entree
JPS57173215A (en) Amplitude control circuit
JPS5637781A (en) Reference pulse generator
KR970031250A (ko) 무선 주파수 신호의 자동 이득 제어 조정 장치(automatic gain controller of radio frequency)

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties