DE69120769T2 - Sender mit einer Schaltung zur Nicht-Linearitätsentzerrung - Google Patents

Sender mit einer Schaltung zur Nicht-Linearitätsentzerrung

Info

Publication number
DE69120769T2
DE69120769T2 DE69120769T DE69120769T DE69120769T2 DE 69120769 T2 DE69120769 T2 DE 69120769T2 DE 69120769 T DE69120769 T DE 69120769T DE 69120769 T DE69120769 T DE 69120769T DE 69120769 T2 DE69120769 T2 DE 69120769T2
Authority
DE
Germany
Prior art keywords
equalization
linearity
transmitter
circuit
linearity equalization
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
DE69120769T
Other languages
English (en)
Other versions
DE69120769D1 (de
Inventor
Hiroaki Kosugi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69120769D1 publication Critical patent/DE69120769D1/de
Publication of DE69120769T2 publication Critical patent/DE69120769T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0433—Circuits with power amplifiers with linearisation using feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69120769T 1990-10-19 1991-10-18 Sender mit einer Schaltung zur Nicht-Linearitätsentzerrung Expired - Fee Related DE69120769T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2282120A JP2834304B2 (ja) 1990-10-19 1990-10-19 線形電力増幅回路

Publications (2)

Publication Number Publication Date
DE69120769D1 DE69120769D1 (de) 1996-08-14
DE69120769T2 true DE69120769T2 (de) 1997-02-06

Family

ID=17648389

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69120769T Expired - Fee Related DE69120769T2 (de) 1990-10-19 1991-10-18 Sender mit einer Schaltung zur Nicht-Linearitätsentzerrung

Country Status (4)

Country Link
US (1) US5276921A (de)
EP (1) EP0481807B1 (de)
JP (1) JP2834304B2 (de)
DE (1) DE69120769T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5590418A (en) * 1993-09-30 1996-12-31 Motorola, Inc. Method and apparatus for stabilizing the gain of a control loop in a communication device
DE4435330A1 (de) * 1994-10-01 1996-04-04 Kolbe & Co Hans Regelungsschaltung für HF-Sender
US6151509A (en) * 1998-06-24 2000-11-21 Conexant Systems, Inc. Dual band cellular phone with two power amplifiers and a current detector for monitoring the consumed power
US6163709A (en) * 1998-06-24 2000-12-19 Conexant Systems, Inc. Cellular phone with a logarithmic detector
FI107968B (fi) * 2000-03-13 2001-10-31 Nokia Networks Oy Menetelmä ja järjestely vahvistuksen säätämiseksi
US6414547B1 (en) 2000-09-29 2002-07-02 International Business Machines Corporation Variable gain RF amplifier
FR2826205B1 (fr) * 2001-06-13 2003-12-05 Matra Nortel Communications Procede de modulation de l'amplitude d'un signal radiofrequence, et dispositif pour sa mise en oeuvre
FR2828613B1 (fr) * 2001-08-10 2003-11-07 Holding Bev Sa Dispositif et procede de traitement pour systeme de perception automatique
US6914987B2 (en) * 2001-12-19 2005-07-05 Visteon Global Technologies, Inc. Audio amplifier with voltage limiting in response to spectral content
GB2386012A (en) * 2002-03-02 2003-09-03 Motorola Inc A linearized class C RF amplifier
JP5742186B2 (ja) 2010-11-22 2015-07-01 富士通株式会社 増幅装置
EP2582043A1 (de) 2011-10-10 2013-04-17 Astrium Limited Steuerungssystem für einen Leistungsverstärker

Family Cites Families (14)

* 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
GB2135556A (en) * 1983-02-23 1984-08-30 Mcmichael Ltd Radio transmitter arrangements
JPS6041821A (ja) * 1983-08-18 1985-03-05 Nec Corp 送信出力電力制御装置
GB2150378B (en) * 1983-11-21 1987-06-03 Philips Electronic Associated Polar loop transmitter
US4706262A (en) * 1984-03-30 1987-11-10 Nec Corporation FSK or FM burst signal generating apparatus
US4591800A (en) * 1984-10-01 1986-05-27 Motorola, Inc. Linear power amplifier feedback improvement
US4639938A (en) * 1985-11-06 1987-01-27 E-Systems, Inc. RF pulse transmitter having incidental phase modulation (IPM) correction
GB2211045B (en) * 1987-10-10 1991-08-21 Marconi Co Ltd Linearity adjusting circuit
US4972440A (en) * 1988-09-23 1990-11-20 Hughes Aircraft Company Transmitter circuit for efficiently transmitting communication traffic via phase modulated carrier signals
EP0405445B1 (de) * 1989-06-27 1998-09-09 Nec Corporation Steuerschaltung für die Ausgangswellenform
GB9002788D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
US5129098A (en) * 1990-09-24 1992-07-07 Novatel Communication Ltd. Radio telephone using received signal strength in controlling transmission power
US5150075A (en) * 1991-06-03 1992-09-22 Motorola, Inc. Power amplifier ramp up method and apparatus
US5172071A (en) * 1992-02-05 1992-12-15 Novatel Communications Ltd. Linearized output control of a nonlinear amplifier

Also Published As

Publication number Publication date
EP0481807B1 (de) 1996-07-10
JPH04156704A (ja) 1992-05-29
US5276921A (en) 1994-01-04
DE69120769D1 (de) 1996-08-14
EP0481807A2 (de) 1992-04-22
EP0481807A3 (en) 1993-03-17
JP2834304B2 (ja) 1998-12-09

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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