DE69205755D1 - Lineare Kompensationsschaltung. - Google Patents

Lineare Kompensationsschaltung.

Info

Publication number
DE69205755D1
DE69205755D1 DE69205755T DE69205755T DE69205755D1 DE 69205755 D1 DE69205755 D1 DE 69205755D1 DE 69205755 T DE69205755 T DE 69205755T DE 69205755 T DE69205755 T DE 69205755T DE 69205755 D1 DE69205755 D1 DE 69205755D1
Authority
DE
Germany
Prior art keywords
compensation circuit
linear compensation
linear
circuit
compensation
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 - Fee Related
Application number
DE69205755T
Other languages
English (en)
Other versions
DE69205755T2 (de
Inventor
Noriyuki Fujita
Masahiko Tanaka
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of DE69205755D1 publication Critical patent/DE69205755D1/de
Application granted granted Critical
Publication of DE69205755T2 publication Critical patent/DE69205755T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
    • 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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3282—Acting on the phase and the amplitude of the input signal
    • H03F1/3288—Acting on the phase and the amplitude of the input signal to compensate phase shift as a function of the amplitude

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE69205755T 1991-07-31 1992-07-31 Lineare Kompensationsschaltung. Expired - Fee Related DE69205755T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3214371A JP2723702B2 (ja) 1991-07-31 1991-07-31 線形補償回路

Publications (2)

Publication Number Publication Date
DE69205755D1 true DE69205755D1 (de) 1995-12-07
DE69205755T2 DE69205755T2 (de) 1996-04-04

Family

ID=16654684

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69205755T Expired - Fee Related DE69205755T2 (de) 1991-07-31 1992-07-31 Lineare Kompensationsschaltung.

Country Status (6)

Country Link
US (1) US5329244A (de)
EP (1) EP0526241B1 (de)
JP (1) JP2723702B2 (de)
AU (1) AU655046B2 (de)
CA (1) CA2075011C (de)
DE (1) DE69205755T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430416A (en) * 1994-02-23 1995-07-04 Motorola Power amplifier having nested amplitude modulation controller and phase modulation controller
AU655572B3 (en) * 1994-09-19 1994-12-22 Manlio Pratelli A letter box use indicator
US6081161A (en) * 1998-05-18 2000-06-27 Omnipoint Corporation Amplifier with dynamatically adaptable supply voltage
US6008698A (en) * 1998-05-18 1999-12-28 Omnipoint Corporation Amplifier with dynamically adaptable supply current
US6137354A (en) * 1998-05-18 2000-10-24 Omnipoint Corporation Bypassable amplifier
US6438360B1 (en) 1999-07-22 2002-08-20 Motorola, Inc. Amplifier system with load control to produce an amplitude envelope
US6160449A (en) * 1999-07-22 2000-12-12 Motorola, Inc. Power amplifying circuit with load adjust for control of adjacent and alternate channel power
US6349216B1 (en) 1999-07-22 2002-02-19 Motorola, Inc. Load envelope following amplifier system
US6166598A (en) * 1999-07-22 2000-12-26 Motorola, Inc. Power amplifying circuit with supply adjust to control adjacent and alternate channel power
DE19942274C2 (de) * 1999-09-04 2001-07-19 Motorola Inc Verfahren und selektiver Verstärker zur Verstärkung eines Hochfrequenzsignals
GB2356756B (en) * 1999-11-25 2004-08-11 Ericsson Telefon Ab L M Power amplifiers
JP2001352219A (ja) * 2000-06-08 2001-12-21 Sony Corp 非線形歪補償装置
US6934520B2 (en) * 2002-02-21 2005-08-23 Semiconductor Components Industries, L.L.C. CMOS current mode RF detector and method
KR100663450B1 (ko) * 2003-05-19 2007-01-02 삼성전자주식회사 집적 가능한 전압조정 초고주파 전력 증폭기
US7558541B2 (en) * 2004-12-01 2009-07-07 The Boeing Company Amplifier gain and phase stabilizer
US7593698B1 (en) * 2006-07-11 2009-09-22 Rf Micro Devices, Inc. Large signal polar modulated power amplifier
ES2439218T3 (es) * 2007-05-04 2014-01-22 Astrium Limited Amplificadores de múltiples puertos en satélites de comunicaciones
CN115201735A (zh) * 2021-04-08 2022-10-18 爱德万测试股份有限公司 循环迭代校准方法及使用其的测试设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900823A (en) * 1973-03-28 1975-08-19 Nathan O Sokal Amplifying and processing apparatus for modulated carrier signals
GB2238197A (en) * 1989-11-16 1991-05-22 Motorola Inc Feed-forward amplifier with amplitude and phase pre-correction
JPH03198407A (ja) * 1989-12-26 1991-08-29 Mitsubishi Electric Corp 線形増幅器
GB9002788D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
GB9002789D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
US4999583A (en) * 1990-02-28 1991-03-12 Hughes Aircraft Company Amplifier drive controller

Also Published As

Publication number Publication date
AU2069692A (en) 1993-02-04
EP0526241A3 (en) 1993-12-01
EP0526241A2 (de) 1993-02-03
EP0526241B1 (de) 1995-11-02
AU655046B2 (en) 1994-12-01
CA2075011C (en) 1997-11-18
US5329244A (en) 1994-07-12
JPH0537248A (ja) 1993-02-12
CA2075011A1 (en) 1993-02-01
JP2723702B2 (ja) 1998-03-09
DE69205755T2 (de) 1996-04-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee