SE9702214L - Temperaturkompenserad effekdetekteringskrets med brett dynamikområde för bärbara radiofrekvensöverföringsterminaler - Google Patents

Temperaturkompenserad effekdetekteringskrets med brett dynamikområde för bärbara radiofrekvensöverföringsterminaler

Info

Publication number
SE9702214L
SE9702214L SE9702214A SE9702214A SE9702214L SE 9702214 L SE9702214 L SE 9702214L SE 9702214 A SE9702214 A SE 9702214A SE 9702214 A SE9702214 A SE 9702214A SE 9702214 L SE9702214 L SE 9702214L
Authority
SE
Sweden
Prior art keywords
radio frequency
detection circuit
dynamic range
power detection
frequency transmission
Prior art date
Application number
SE9702214A
Other languages
Unknown language ( )
English (en)
Other versions
SE9702214D0 (sv
SE522042C2 (sv
Inventor
Dien M Nguyen
Original Assignee
Denso 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 Denso Corp filed Critical Denso Corp
Publication of SE9702214D0 publication Critical patent/SE9702214D0/sv
Publication of SE9702214L publication Critical patent/SE9702214L/sv
Publication of SE522042C2 publication Critical patent/SE522042C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
    • H03G7/08—Volume compression or expansion in amplifiers having semiconductor devices incorporating negative feedback
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Transceivers (AREA)
  • Control Of Amplification And Gain Control (AREA)
SE9702214A 1996-07-02 1997-06-10 Temperaturkompenserad effekdetekteringskrets med brett dynamikområde för bärbara radiofrekvensöverföringsterminaler SE522042C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/677,333 US5796309A (en) 1996-07-02 1996-07-02 Temperature compensated wide dynamic range power detection circuitry for portable RF transmission terminals

Publications (3)

Publication Number Publication Date
SE9702214D0 SE9702214D0 (sv) 1997-06-10
SE9702214L true SE9702214L (sv) 1998-01-03
SE522042C2 SE522042C2 (sv) 2004-01-07

Family

ID=24718268

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702214A SE522042C2 (sv) 1996-07-02 1997-06-10 Temperaturkompenserad effekdetekteringskrets med brett dynamikområde för bärbara radiofrekvensöverföringsterminaler

Country Status (5)

Country Link
US (1) US5796309A (sv)
JP (1) JP3932592B2 (sv)
CN (1) CN1086064C (sv)
DE (1) DE19710474B4 (sv)
SE (1) SE522042C2 (sv)

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GB2318004A (en) * 1996-10-01 1998-04-08 Nokia Mobile Phones Ltd A diode detector
US5956627A (en) * 1997-07-08 1999-09-21 Uniden San Diego Research & Development Center, Inc. Temperature compensated power control circuit
JPH11312988A (ja) * 1998-04-30 1999-11-09 Nec Corp マイクロ波・ミリ波送信方法と送信装置
KR100301805B1 (ko) * 1998-06-12 2001-09-22 김영환 신호압축장치
US6133792A (en) * 1998-09-17 2000-10-17 Telefonakteibolaget Lm Ericsson Method and apparatus for preventing power amplifier saturation
US6163202A (en) * 1998-10-05 2000-12-19 Lucent Technologies Inc. Temperature compensation circuit for semiconductor switch and method of operation thereof
FI106411B (sv) * 1999-02-03 2001-01-31 Nokia Mobile Phones Ltd Förfarande och arrangemang för kompensering av värmedrift i en detektor och en kontrolsignal vid intermittent reglering
US6321074B1 (en) * 1999-02-18 2001-11-20 Itron, Inc. Apparatus and method for reducing oscillator frequency pulling during AM modulation
JP3678939B2 (ja) * 1999-04-30 2005-08-03 アルプス電気株式会社 温度補償を行ったａｇｃ回路
US6836184B1 (en) 1999-07-02 2004-12-28 Adc Telecommunications, Inc. Network amplifier with microprocessor control
JP4292655B2 (ja) * 1999-11-09 2009-07-08 株式会社デンソー サンプリング装置
US6307429B1 (en) 2000-01-12 2001-10-23 National Semiconductor Corporation Extended power ramp table for power amplifier control loop
JP2001203536A (ja) * 2000-01-18 2001-07-27 Mitsubishi Electric Corp 検波回路及び送信装置
DE10002523A1 (de) 2000-01-21 2001-08-02 Infineon Technologies Ag Schaltungsanordnung zur Regelung der Sendeleistung eines batteriebetriebenen Funkgeräts
CN100337397C (zh) * 2001-10-16 2007-09-12 皇家飞利浦电子股份有限公司 Rf功率放大器电路
KR100603199B1 (ko) 2004-06-08 2006-07-24 삼성전자주식회사 온도데이터를 송신하는 무선인증용태그 및 그 방법
KR100603763B1 (ko) 2004-06-10 2006-07-24 삼성전자주식회사 각기 다른 주파수의 ｒｆ신호들을 이용하여 온도를측정하는 온도측정장치 및 방법
JP2006033185A (ja) * 2004-07-13 2006-02-02 Fujitsu Ltd ダイオード検波回路
US7504813B2 (en) * 2004-12-13 2009-03-17 Broadcom Corporation High precision power detector
DE102006024699A1 (de) 2006-05-26 2007-11-29 Rohde & Schwarz Gmbh & Co. Kg Messvorrichtung mit gegengekoppelten Gleichspannungsverstärker
US9312938B2 (en) * 2007-02-19 2016-04-12 Corning Optical Communications Wireless Ltd Method and system for improving uplink performance
US7460049B2 (en) * 2007-04-13 2008-12-02 Mediatek Inc. Power-to-digital converter
US7970360B2 (en) * 2008-10-24 2011-06-28 Harris Corporation Electronic device with a distortion correction circuit for a power amplifier, and associated methods
US8217717B1 (en) * 2010-09-10 2012-07-10 Rf Micro Devices, Inc. Linear detector with added diode feedback loop
JP5621673B2 (ja) * 2011-03-18 2014-11-12 富士通セミコンダクター株式会社 検波回路
US8428534B1 (en) * 2011-09-30 2013-04-23 Silicon Laboratories Inc. Accuracy power detection unit
US9502756B2 (en) 2013-09-19 2016-11-22 Rohm Co., Ltd. Antenna driving device
US9746505B2 (en) * 2014-12-01 2017-08-29 Silicon Laboratories, Inc. Radio frequency energy detection
WO2019169566A1 (zh) * 2018-03-07 2019-09-12 厦门优迅高速芯片有限公司 一种跨阻放大器自动增益控制电路
JP2020114007A (ja) * 2020-03-25 2020-07-27 新日本無線株式会社 低雑音増幅装置

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Publication number Priority date Publication date Assignee Title
US3904971A (en) * 1971-09-29 1975-09-09 Us Navy Automatic gain control amplifier circuit
US4263560A (en) * 1974-06-06 1981-04-21 The United States Of America As Represented By The Secretary Of The Navy Log-exponential AGC circuit
US4560949A (en) * 1982-09-27 1985-12-24 Rockwell International Corporation High speed AGC circuit
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
US4602218A (en) * 1985-04-30 1986-07-22 Motorola, Inc. Automatic output control circuitry for RF power amplifiers with wide dynamic range
US4760347A (en) * 1987-01-20 1988-07-26 Novatel Communications Ltd. Controlled-output amplifier and power detector therefor
US4791380A (en) * 1987-10-09 1988-12-13 Microphase Corporation Detector circuit with dual-diode compensation
JPH0671185B2 (ja) * 1988-07-20 1994-09-07 三洋電機株式会社 対数増幅回路
US5099204A (en) * 1990-10-15 1992-03-24 Qualcomm Incorporated Linear gain control amplifier
KR960000775B1 (ko) * 1990-10-19 1996-01-12 닛본덴기 가부시끼가이샤 고주파 전력 증폭기의 출력레벨 제어회로
TW225619B (sv) * 1991-07-19 1994-06-21 Nippon Electric Co
CN1033417C (zh) * 1992-01-23 1996-11-27 广州现代通信技术工程有限公司 射频功率控制电路的温度补偿方法

Also Published As

Publication number Publication date
US5796309A (en) 1998-08-18
DE19710474A1 (de) 1998-01-08
SE9702214D0 (sv) 1997-06-10
CN1172384A (zh) 1998-02-04
JP3932592B2 (ja) 2007-06-20
DE19710474B4 (de) 2007-04-05
JPH1022758A (ja) 1998-01-23
SE522042C2 (sv) 2004-01-07
CN1086064C (zh) 2002-06-05

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Legal Events

Date Code Title Description
NUG Patent has lapsed