DE60040932D1 - Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung - Google Patents

Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung

Info

Publication number
DE60040932D1
DE60040932D1 DE60040932T DE60040932T DE60040932D1 DE 60040932 D1 DE60040932 D1 DE 60040932D1 DE 60040932 T DE60040932 T DE 60040932T DE 60040932 T DE60040932 T DE 60040932T DE 60040932 D1 DE60040932 D1 DE 60040932D1
Authority
DE
Germany
Prior art keywords
bias current
gain control
gain
imax
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60040932T
Other languages
English (en)
Inventor
Brett C Walker
Kamal Gurkanwal Sahota
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 DE60040932D1 publication Critical patent/DE60040932D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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

Landscapes

  • Transmitters (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Circuits Of Receivers In General (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE60040932T 2000-11-03 2000-11-03 Vorspannungseinstellung eines datenübertragungs- und empfangssystems anhand der übertragungsverstärkung Expired - Lifetime DE60040932D1 (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
DE60040932D1 true DE60040932D1 (de) 2009-01-08

Family

ID=21741960

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60040932T Expired - Lifetime DE60040932D1 (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
DE60300716T2 (de) * 2003-03-18 2005-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Funksender
US8320845B2 (en) 2003-03-18 2012-11-27 Telefonaktiebolaget L M Ericsson (Publ) Radio transmitter
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
JP2008289141A (ja) 2007-04-19 2008-11-27 Panasonic Corp 電源回路
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
GB2286305B (en) * 1994-01-29 1998-12-02 Motorola Ltd Power amplifier for radio transmitter and 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
WO2002037673A1 (en) 2002-05-10
EP1330872B1 (de) 2008-11-26
KR100667641B1 (ko) 2007-01-12
KR20030048453A (ko) 2003-06-19
AU2001214607A1 (en) 2002-05-15
EP1330872A1 (de) 2003-07-30
JP2004530313A (ja) 2004-09-30
ATE415736T1 (de) 2008-12-15
CN1502165A (zh) 2004-06-02

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