SE8900860D0 - Transmissionseffektstyrkrets samt saett att styra effektfoerbrukningen i en rf-effektmodul - Google Patents

Transmissionseffektstyrkrets samt saett att styra effektfoerbrukningen i en rf-effektmodul

Info

Publication number
SE8900860D0
SE8900860D0 SE8900860A SE8900860A SE8900860D0 SE 8900860 D0 SE8900860 D0 SE 8900860D0 SE 8900860 A SE8900860 A SE 8900860A SE 8900860 A SE8900860 A SE 8900860A SE 8900860 D0 SE8900860 D0 SE 8900860D0
Authority
SE
Sweden
Prior art keywords
power
way
transmission
circuit
control
Prior art date
Application number
SE8900860A
Other languages
English (en)
Other versions
SE8900860L (sv
SE512528C2 (sv
Inventor
H Ono K Miyama
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of SE8900860D0 publication Critical patent/SE8900860D0/sv
Publication of SE8900860L publication Critical patent/SE8900860L/sv
Publication of SE512528C2 publication Critical patent/SE512528C2/sv

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

Landscapes

  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
SE8900860A 1988-06-15 1989-03-13 Transmissionseffektstyrkrets samt sätt att styra effektförbrukningen i en RF-effektmodul SE512528C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63145652A JPH01314431A (ja) 1988-06-15 1988-06-15 送信電力制御回路

Publications (3)

Publication Number Publication Date
SE8900860D0 true SE8900860D0 (sv) 1989-03-13
SE8900860L SE8900860L (sv) 1989-12-16
SE512528C2 SE512528C2 (sv) 2000-03-27

Family

ID=15389965

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900860A SE512528C2 (sv) 1988-06-15 1989-03-13 Transmissionseffektstyrkrets samt sätt att styra effektförbrukningen i en RF-effektmodul

Country Status (5)

Country Link
US (1) US5574991A (sv)
JP (1) JPH01314431A (sv)
AU (1) AU610999B2 (sv)
GB (1) GB2219897B (sv)
SE (1) SE512528C2 (sv)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI82333C (sv) * 1989-04-24 1991-02-11 Telenokia Oy Radiosändares högfrekvensförstärkare
KR910007654B1 (ko) * 1989-04-26 1991-09-28 삼성전자 주식회사 이동식 무선전화기의 rf전력 제어회로
CA2017904C (en) * 1989-05-31 1993-11-16 Shinichi Miyazaki High frequency amplifier circuit capable of optimizing a total power consumption
FI85202C (sv) * 1990-03-09 1992-03-10 Nokia Mobile Phones Ltd Förfarande för förbättrande av precision i effektreglering i en radiot elefon
JP3033623B2 (ja) * 1990-11-30 2000-04-17 日本電気株式会社 ゲートバイアス制御回路および増幅器
JPH06503449A (ja) * 1990-12-17 1994-04-14 モトローラ・インコーポレイテッド 動的にバイアスされた増幅器
JPH05175767A (ja) * 1991-12-19 1993-07-13 Matsushita Electric Ind Co Ltd 電流制御回路
US5311143A (en) * 1992-07-02 1994-05-10 Motorola, Inc. RF amplifier bias control method and apparatus
JP3158833B2 (ja) * 1994-01-27 2001-04-23 三菱電機株式会社 移動無線装置
JPH08307159A (ja) * 1995-04-27 1996-11-22 Sony Corp 高周波増幅回路、送信装置、及び受信装置
SE520227C2 (sv) * 1997-04-18 2003-06-10 Ericsson Telefon Ab L M Effektförstärkarkrets, samt förfarande för reglering och användning av en sådan krets
US6751448B1 (en) 1999-10-13 2004-06-15 Intel Corporation Control of transmission power in a communication system
US6668028B1 (en) 2000-03-29 2003-12-23 Sony Corporation Low-power CDMA receiver
US6625238B2 (en) 2000-03-29 2003-09-23 Sony Corporation Low power and high linearity receivers with reactively biased front ends
AU2002212093A1 (en) * 2000-10-26 2002-05-06 Techtronic A/S A control module for a mobile unit
US6701138B2 (en) * 2001-06-11 2004-03-02 Rf Micro Devices, Inc. Power amplifier control
US7061993B2 (en) * 2001-08-29 2006-06-13 Sony Corporation CDMA receiver architecture for lower bypass switch point
US6687491B2 (en) * 2002-01-18 2004-02-03 Sony Corporation Direct conversion of low power high linearity receiver
US6724252B2 (en) * 2002-02-21 2004-04-20 Rf Micro Devices, Inc. Switched gain amplifier circuit
US6701134B1 (en) 2002-11-05 2004-03-02 Rf Micro Devices, Inc. Increased dynamic range for power amplifiers used with polar modulation
US7326862B2 (en) * 2003-02-13 2008-02-05 Parker-Hannifin Corporation Combination metal and plastic EMI shield
US7623896B2 (en) * 2004-02-04 2009-11-24 Sharp Kabushiki Kaisha Wireless communication circuit and wireless communication apparatus using the same
US7109791B1 (en) 2004-07-09 2006-09-19 Rf Micro Devices, Inc. Tailored collector voltage to minimize variation in AM to PM distortion in a power amplifier
US7336127B2 (en) * 2005-06-10 2008-02-26 Rf Micro Devices, Inc. Doherty amplifier configuration for a collector controlled power amplifier
DE102005061572B4 (de) * 2005-06-28 2008-05-29 Infineon Technologies Ag Leistungsverstärkeranordnung, insbesondere für den Mobilfunk, und Verfahren zum Ermitteln eines Performanceparameters
JP4633592B2 (ja) * 2005-09-28 2011-02-16 京セラ株式会社 無線通信端末
US7330071B1 (en) 2005-10-19 2008-02-12 Rf Micro Devices, Inc. High efficiency radio frequency power amplifier having an extended dynamic range
US20090137217A1 (en) * 2007-11-27 2009-05-28 Huang Chung-Er Communication transmission system and power detection method thereof

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1117188A (en) * 1978-04-24 1982-01-26 Edward F. Hume Thermally responsive power control for a radio transmitter
US4317083A (en) * 1979-03-19 1982-02-23 Rca Corporation Bias adjustment responsive to signal power
FR2512292B1 (fr) * 1981-08-25 1986-11-21 Lmt Radio Professionelle Amplificateur hyperfrequence a transistors a effet de champ, notamment pour radar doppler
US4439744A (en) * 1981-12-24 1984-03-27 Rca Corporation Variable power amplifier
JPS58225732A (ja) * 1982-06-25 1983-12-27 Nec Corp 温度補償減衰器
US4485349A (en) * 1983-04-08 1984-11-27 Varian Associates, Inc. Stabilized microwave power amplifier system
US4523155A (en) * 1983-05-04 1985-06-11 Motorola, Inc. Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range
JPS60223231A (ja) * 1984-04-19 1985-11-07 Nec Corp 無線通信機
US4602218A (en) * 1985-04-30 1986-07-22 Motorola, Inc. Automatic output control circuitry for RF power amplifiers with wide dynamic range
JPS62102612A (ja) * 1985-10-29 1987-05-13 Nippon Gakki Seizo Kk 利得制御回路
JPS6377205A (ja) * 1986-09-20 1988-04-07 Fujitsu Ltd 送信電力制御回路
US4760347A (en) * 1987-01-20 1988-07-26 Novatel Communications Ltd. Controlled-output amplifier and power detector therefor
EP0279694B1 (en) * 1987-02-20 1992-04-29 Victor Company Of Japan, Limited Audio amplifier
JPS649828A (en) * 1987-07-03 1989-01-13 Asahi Glass Co Ltd Production of quartz glass fiber
US4935705A (en) * 1988-12-29 1990-06-19 Motorola, Inc. High efficiency variable power amplifier

Also Published As

Publication number Publication date
SE8900860L (sv) 1989-12-16
US5574991A (en) 1996-11-12
GB2219897B (en) 1992-10-21
GB2219897A (en) 1989-12-20
JPH01314431A (ja) 1989-12-19
GB8905381D0 (en) 1989-04-19
AU610999B2 (en) 1991-05-30
SE512528C2 (sv) 2000-03-27
AU3109989A (en) 1989-12-21

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Legal Events

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