JP2001119249A5 - - Google Patents

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Publication number
JP2001119249A5
JP2001119249A5 JP2000240717A JP2000240717A JP2001119249A5 JP 2001119249 A5 JP2001119249 A5 JP 2001119249A5 JP 2000240717 A JP2000240717 A JP 2000240717A JP 2000240717 A JP2000240717 A JP 2000240717A JP 2001119249 A5 JP2001119249 A5 JP 2001119249A5
Authority
JP
Japan
Prior art keywords
adjustment
gain
phase
value
error 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.)
Abandoned
Application number
JP2000240717A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001119249A (ja
Filing date
Publication date
Priority claimed from US09/378,009 external-priority patent/US6392480B1/en
Application filed filed Critical
Publication of JP2001119249A publication Critical patent/JP2001119249A/ja
Publication of JP2001119249A5 publication Critical patent/JP2001119249A5/ja
Abandoned legal-status Critical Current

Links

JP2000240717A 1999-08-19 2000-08-09 利得／位相交互制御システムとその方法 Abandoned JP2001119249A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/378009 1999-08-19
US09/378,009 US6392480B1 (en) 1999-08-19 1999-08-19 Alternating gain and phase control system and method

Publications (2)

Publication Number Publication Date
JP2001119249A JP2001119249A (ja) 2001-04-27
JP2001119249A5 true JP2001119249A5 (https=) 2004-10-28

Family

ID=23491363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000240717A Abandoned JP2001119249A (ja) 1999-08-19 2000-08-09 利得／位相交互制御システムとその方法

Country Status (9)

Country Link
US (1) US6392480B1 (https=)
EP (1) EP1079516B1 (https=)
JP (1) JP2001119249A (https=)
KR (1) KR20010021355A (https=)
CN (1) CN100452643C (https=)
AU (1) AU765299B2 (https=)
BR (1) BR0003387B1 (https=)
CA (1) CA2315583C (https=)
DE (1) DE60043683D1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411644B1 (en) * 1998-09-29 2002-06-25 Lucent Technologies Inc. Frequency hop pilot technique for a control system that reduces distortion produced by electrical circuits
JP2003110369A (ja) * 2001-09-27 2003-04-11 Hitachi Kokusai Electric Inc 歪み補償増幅装置
MXPA05000247A (es) 2002-06-25 2005-04-11 Soma Networks Inc Amplificadores directos.
US7274750B1 (en) 2002-09-27 2007-09-25 3Com Corporation Gain and phase imbalance compensation for OFDM systems
US6882217B1 (en) 2002-09-27 2005-04-19 3Com Corporation Cubic spline predistortion, algorithm and training, for a wireless LAN system
US9473275B2 (en) 2013-11-13 2016-10-18 Mediatek Singapore Pte. Ltd. Gain asymmetry characterizing circuit and method for determining characteristics of gain asymmetry possessed by transmitter

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04275708A (ja) * 1991-03-01 1992-10-01 Nippon Telegr & Teleph Corp <Ntt> 非線形歪補償回路
WO1993019521A1 (fr) 1992-03-19 1993-09-30 Fujitsu Limited Amplificateur a correction aval
US5365190A (en) * 1993-05-03 1994-11-15 Duly Research, Inc. Feed-forward digital phase and amplitude correction system
US5485120A (en) * 1994-07-28 1996-01-16 Aval Communications Inc. Feed-forward power amplifier system with adaptive control and control method
US5610554A (en) * 1994-07-28 1997-03-11 Aval Communications Inc. Cancellation loop, for a feed-forward amplifier, employing an adaptive controller
US5455537A (en) * 1994-08-19 1995-10-03 Radio Frequency Systems, Inc. Feed forward amplifier
JP3361657B2 (ja) * 1995-07-20 2003-01-07 松下電器産業株式会社 フィードフォワード増幅器の制御装置および制御方法
KR100217416B1 (ko) 1995-11-16 1999-09-01 윤종용 선형 증폭 장치 및 방법
US5789976A (en) * 1996-06-17 1998-08-04 Corporation De L'ecole Polytechnique Digital adaptive control of feedforward amplifier using frequency domain cancellation
US5847603A (en) * 1997-07-31 1998-12-08 Lucent Technologies Inc. Automatic control system for reducing distortion produced by electrical circuits
US5999048A (en) * 1998-01-13 1999-12-07 Lucent Technologies Inc. Method and apparatus for spread spectrum pilot extraction for RF amplifiers
US5929704A (en) * 1998-02-20 1999-07-27 Spectrian Control of RF error extraction using auto-calibrating RF correlator
US5963091A (en) * 1998-04-01 1999-10-05 Chen; Jiunn-Tsair Article comprising a power amplifier with feed forward linearizer using a RLS parameter tracking algorithm
JP2000004124A (ja) * 1998-06-17 2000-01-07 Nec Corp フィードフォワード増幅器
US6211733B1 (en) * 1999-10-22 2001-04-03 Powerwave Technologies, Inc. Predistortion compensation for a power amplifier

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