ATE415736T1 - Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung - Google Patents

Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung

Info

Publication number
ATE415736T1
ATE415736T1 AT00976898T AT00976898T ATE415736T1 AT E415736 T1 ATE415736 T1 AT E415736T1 AT 00976898 T AT00976898 T AT 00976898T AT 00976898 T AT00976898 T AT 00976898T AT E415736 T1 ATE415736 T1 AT E415736T1
Authority
AT
Austria
Prior art keywords
bias current
gain
gain control
imax
signal
Prior art date
Application number
AT00976898T
Other languages
English (en)
Inventor
Brett Walker
Kamal Sahota
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE415736T1 publication Critical patent/ATE415736T1/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
    • 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)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT00976898T 2000-11-03 2000-11-03 Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung ATE415736T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/030349 WO2002037673A1 (en) 2000-11-03 2000-11-03 Adjustment of transmitter bias current based on transmitter gain

Publications (1)

Publication Number Publication Date
ATE415736T1 true ATE415736T1 (de) 2008-12-15

Family

ID=21741960

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00976898T ATE415736T1 (de) 2000-11-03 2000-11-03 Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung

Country Status (8)

Country Link
EP (1) EP1330872B1 (de)
JP (1) JP2004530313A (de)
KR (1) KR100667641B1 (de)
CN (1) CN1502165A (de)
AT (1) ATE415736T1 (de)
AU (1) AU2001214607A1 (de)
DE (1) DE60040932D1 (de)
WO (1) WO2002037673A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738605B1 (en) * 2002-09-26 2004-05-18 Thomson Licensing S.A. Method for optimizing an operating point of a power amplifier in a WCDMA mobile terminal
DE10308923A1 (de) 2003-02-28 2004-09-16 Infineon Technologies Ag Schaltungsanordnung und Verfahren zur Kompensation von Signalpegelsprüngen in Verstärkungseinrichtungen
US8320845B2 (en) 2003-03-18 2012-11-27 Telefonaktiebolaget L M Ericsson (Publ) Radio transmitter
ATE296499T1 (de) * 2003-03-18 2005-06-15 Ericsson Telefon Ab L M Funksender
GB2401264A (en) * 2003-04-30 2004-11-03 Motorola Inc Method of controlling the bias and quiescent current of an RF transmitter
KR101102975B1 (ko) * 2004-12-30 2012-01-05 매그나칩 반도체 유한회사 디지털 제어 가변 이득 증폭기
US7250817B2 (en) * 2005-06-28 2007-07-31 Motorola, Inc. Linear power efficient radio frequency (RF) driver system and method with power level control
US8107899B2 (en) 2007-04-19 2012-01-31 Panasonic Corporation Power supply circuit
JP5250326B2 (ja) * 2007-09-26 2013-07-31 京セラ株式会社 無線通信装置および送信制御方法
JP2011015239A (ja) * 2009-07-02 2011-01-20 Nec Toshiba Space Systems Ltd 増幅回路及び該増幅回路に用いられるバイアス調整方法
US8781411B2 (en) * 2012-01-18 2014-07-15 Qualcomm Incorporated Baseband filter and upconverter with configurable efficiency for wireless transmitters
US20150070097A1 (en) * 2012-09-23 2015-03-12 Dsp Group, Ltd. Configurable multimode multiband integrated distributed power amplifier
US10116264B1 (en) 2017-05-31 2018-10-30 Corning Optical Communications Wireless Ltd Calibrating a power amplifier such as in a remote unit in a wireless distribution system (WDS)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5101173A (en) * 1990-11-28 1992-03-31 The United States Of America As Represented By The Secretary Of The Air Force Stored program controlled module amplifier bias and amplitude/phase compensation apparatus
US5307512A (en) * 1991-06-03 1994-04-26 Motorola, Inc. Power control circuitry for achieving wide dynamic range in a transmitter
JPH06252797A (ja) * 1993-02-23 1994-09-09 Sony Corp 送受信装置
JPH06260864A (ja) * 1993-03-08 1994-09-16 Matsushita Electric Ind Co Ltd 送信出力増幅器
JPH07170202A (ja) * 1993-12-15 1995-07-04 Hitachi Ltd 送信回路
US5426641A (en) * 1994-01-28 1995-06-20 Bell Communications Research, Inc. Adaptive class AB amplifier for TDMA wireless communications systems
GB2323987B (en) * 1994-01-29 1998-12-02 Motorola Ltd Dual mode remote radio
FR2716313B1 (fr) * 1994-02-11 1996-04-12 Alcatel Mobile Comm France Dispositif de commande de la polarisation d'un amplificateur.
JPH0946152A (ja) * 1995-07-28 1997-02-14 Hitachi Ltd 無線送受信装置
JPH09238032A (ja) * 1996-02-29 1997-09-09 Nec Corp Ｏｔａおよびバイポーラマルチプライヤ
JPH1155131A (ja) * 1997-08-06 1999-02-26 Nec Corp 無線送信電力制御装置
JP2000022464A (ja) * 1998-07-03 2000-01-21 Mobile Komu Tokyo:Kk 高周波用パワーモジュール
JP2000151317A (ja) * 1998-11-10 2000-05-30 Hitachi Ltd 送信機および電力増幅器
JP2001203591A (ja) * 2000-01-18 2001-07-27 Hitachi Kokusai Electric Inc 送信装置

Also Published As

Publication number Publication date
JP2004530313A (ja) 2004-09-30
AU2001214607A1 (en) 2002-05-15
EP1330872A1 (de) 2003-07-30
WO2002037673A1 (en) 2002-05-10
DE60040932D1 (de) 2009-01-08
KR100667641B1 (ko) 2007-01-12
CN1502165A (zh) 2004-06-02
EP1330872B1 (de) 2008-11-26
KR20030048453A (ko) 2003-06-19

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Legal Events

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