ATE379875T1 - Verstärkerlinearisierung - Google Patents

Verstärkerlinearisierung

Info

Publication number
ATE379875T1
ATE379875T1 AT01993057T AT01993057T ATE379875T1 AT E379875 T1 ATE379875 T1 AT E379875T1 AT 01993057 T AT01993057 T AT 01993057T AT 01993057 T AT01993057 T AT 01993057T AT E379875 T1 ATE379875 T1 AT E379875T1
Authority
AT
Austria
Prior art keywords
signal
adjustment means
amplifier
gain
input
Prior art date
Application number
AT01993057T
Other languages
English (en)
Inventor
Elias Pekonen
Andrzej Haczewski
Jaspal Bharj
Original Assignee
Nokia Siemens Networks Oy
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 Nokia Siemens Networks Oy filed Critical Nokia Siemens Networks Oy
Application granted granted Critical
Publication of ATE379875T1 publication Critical patent/ATE379875T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • 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
    • H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/18—Networks for phase shifting
    • H03H7/20—Two-port phase shifters providing an adjustable phase shift
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/147—Indexing scheme relating to amplifiers the feedback circuit comprising a series resonance circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT01993057T 2000-11-06 2001-10-25 Verstärkerlinearisierung ATE379875T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0027067.8A GB0027067D0 (en) 2000-11-06 2000-11-06 Amplifier linearisation

Publications (1)

Publication Number Publication Date
ATE379875T1 true ATE379875T1 (de) 2007-12-15

Family

ID=9902626

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01993057T ATE379875T1 (de) 2000-11-06 2001-10-25 Verstärkerlinearisierung

Country Status (9)

Country Link
US (1) US6985032B2 (de)
EP (1) EP1332551B1 (de)
CN (1) CN1478321A (de)
AT (1) ATE379875T1 (de)
AU (1) AU2002223653A1 (de)
DE (1) DE60131674D1 (de)
ES (1) ES2295236T3 (de)
GB (1) GB0027067D0 (de)
WO (1) WO2002037669A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0127535D0 (en) * 2001-11-16 2002-01-09 Hitachi Ltd A communication semiconductor integrated circuit device and wireless communication system
JP4264623B2 (ja) * 2002-08-06 2009-05-20 ソニー株式会社 ゲインコントロールアンプ、受信回路および無線通信装置
US7385447B1 (en) * 2004-06-28 2008-06-10 Anadigics, Inc. Power amplifier having curve-fitting predistorter
US7995490B2 (en) * 2004-06-29 2011-08-09 Spirent Communications, Inc. System and method for identifying a signature of a device, in a communication circuit, utilizing distortion products
EP1936799B1 (de) * 2006-07-11 2009-07-01 Nokia Siemens Networks S.p.A. Analoger paralleler Phasen- und Amplituden-Vorverzerrungslinearisierer mit vorbestimmter Intermodulationsleistung und Stabilisierung der Verstärkung
WO2008032264A2 (en) * 2006-09-12 2008-03-20 Nxp B.V. Amplifier architecture for polar modulation
CN102769441A (zh) * 2012-07-25 2012-11-07 中国科学院微电子研究所 内匹配的高频大功率晶体管
CN111740711A (zh) * 2020-07-22 2020-10-02 广东工业大学 具有模拟预失真和温度补偿的ab类射频功率放大器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814041A1 (de) 1988-04-26 1989-11-09 Standard Elektrik Lorenz Ag Steuerbarer wechselspannungsverstaerker
US5093667A (en) * 1989-10-16 1992-03-03 Itt Corporation T/R module with error correction
GB2282291B (en) 1989-10-16 1995-08-09 Int Standard Electric Corp Amplifier circuit
JPH03198407A (ja) * 1989-12-26 1991-08-29 Mitsubishi Electric Corp 線形増幅器
US5420536A (en) 1993-03-16 1995-05-30 Victoria University Of Technology Linearized power amplifier
EP0687062A1 (de) 1994-06-09 1995-12-13 Siemens Aktiengesellschaft Analoger Phasenschieber für kleine Steuerspannungen
FR2722350B1 (fr) * 1994-07-08 1996-08-23 Alcatel Espace Methode de linearisation d'un amplificateur non-lineaire, circuit de linearisation et amplificateur comportant un tel circuit
US6091298A (en) 1998-08-27 2000-07-18 Nortel Networks Corporation Linear amplifier arrangement
US6255908B1 (en) * 1999-09-03 2001-07-03 Amplix Temperature compensated and digitally controlled amplitude and phase channel amplifier linearizer for multi-carrier amplification systems

Also Published As

Publication number Publication date
AU2002223653A1 (en) 2002-05-15
DE60131674D1 (de) 2008-01-10
GB0027067D0 (en) 2000-12-20
ES2295236T3 (es) 2008-04-16
EP1332551A1 (de) 2003-08-06
US20040070449A1 (en) 2004-04-15
EP1332551B1 (de) 2007-11-28
CN1478321A (zh) 2004-02-25
WO2002037669A1 (en) 2002-05-10
US6985032B2 (en) 2006-01-10

Similar Documents

Publication Publication Date Title
ATE319221T1 (de) Verbesserte vorverzerrungskompensation für einen leistungsverstärker
TR200200189T2 (tr) Bir kuvvetlendiricinin doğrusallaştırılması için yöntem ve aygıt
AU2002312845A1 (en) Automatic optimization of linearity for envelope feedback rf amplifier linearization
ATE356466T1 (de) Parallelverstärkerarchitektur mit digitalen phasenregelungstechniken
CA2488472A1 (en) Digital memory-based predistortion technique
EP1162732A3 (de) Lineare Verstärkeranordnung
SE9802498D0 (sv) Arrangement and method relating to radio communication
HK1080308A1 (en) Gain compensation over temperature and frequency variations in wireless transceivers
WO2002103890A3 (en) Time alignment of signals
CA2293241A1 (en) Adaptive biasing in a power amplifier
ATE379875T1 (de) Verstärkerlinearisierung
AU1519201A (en) Linearisation of an amplifier
EP1193861A3 (de) Vorwärtskopplungsverstärker
DK1398993T3 (da) Apparat og fremgangsmåde til tilbagekoblingskompensation i et akustisk forstærkningssystem, især i et høreapparat
EP1249930A3 (de) Vorverzerrungslinearisier und Vorverzerrungskompensationsverfahren und Programm
KR970050026A (ko) 마이컴을 이용한 수평 사이즈 조절 회로
AU2003260475A1 (en) Dc-compensation loop for variable gain amplifier
US9515619B2 (en) Amplifier arrangement with limiting module
EP1032122A3 (de) Verzerrungsausgleichsvorrichtung
WO2003055016A3 (fr) Dispositif d'amplification et de mise en phase pour sources laser de puissance
EP1289128A3 (de) Vorwärtsgekoppelter Verstärker und Verfahren zum vorwärtsgekoppelten Verstärken
KR970031250A (ko) 무선 주파수 신호의 자동 이득 제어 조정 장치(automatic gain controller of radio frequency)
WO2005053150A3 (en) An operational amplifier selecting one of inputs, and an amplifying apparatus using the op amplifier the verification method
SE9903893L (sv) Förstärkare med reglerbar temperaturkoefficient
ATE262234T1 (de) Anpassungsverfahren und verstärkeranordnung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties