DE60328190D1 - Verfahren zum abstimmen eines hüllkurvenverfolgungs-verstärkungssystems - Google Patents

Verfahren zum abstimmen eines hüllkurvenverfolgungs-verstärkungssystems

Info

Publication number
DE60328190D1
DE60328190D1 DE60328190T DE60328190T DE60328190D1 DE 60328190 D1 DE60328190 D1 DE 60328190D1 DE 60328190 T DE60328190 T DE 60328190T DE 60328190 T DE60328190 T DE 60328190T DE 60328190 D1 DE60328190 D1 DE 60328190D1
Authority
DE
Germany
Prior art keywords
tuning
reinforcement system
curve tracking
power amplifier
amplifying element
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
DE60328190T
Other languages
English (en)
Inventor
Dale Anderson
James E Mitzlaff
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE60328190D1 publication Critical patent/DE60328190D1/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 without distortion of the input signal
    • H03G3/004—Control by varying the supply voltage
    • 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
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
    • H03F1/0216—Continuous control
    • H03F1/0222—Continuous control by using a signal derived from the input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/007—Control dependent on the supply voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Aerials With Secondary Devices (AREA)
  • Paper (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE60328190T 2002-06-20 2003-05-05 Verfahren zum abstimmen eines hüllkurvenverfolgungs-verstärkungssystems Expired - Fee Related DE60328190D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/175,666 US6725021B1 (en) 2002-06-20 2002-06-20 Method for tuning an envelope tracking amplification system
PCT/US2003/013902 WO2004002006A1 (en) 2002-06-20 2003-05-05 Method for tuning an envelope tracking amplification system

Publications (1)

Publication Number Publication Date
DE60328190D1 true DE60328190D1 (de) 2009-08-13

Family

ID=29999048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60328190T Expired - Fee Related DE60328190D1 (de) 2002-06-20 2003-05-05 Verfahren zum abstimmen eines hüllkurvenverfolgungs-verstärkungssystems

Country Status (8)

Country Link
US (1) US6725021B1 (de)
EP (1) EP1518335B1 (de)
AT (1) ATE435532T1 (de)
AU (1) AU2003243194A1 (de)
CA (1) CA2489796A1 (de)
DE (1) DE60328190D1 (de)
IL (1) IL165799A0 (de)
WO (1) WO2004002006A1 (de)

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Also Published As

Publication number Publication date
IL165799A0 (en) 2006-01-15
ATE435532T1 (de) 2009-07-15
EP1518335B1 (de) 2009-07-01
EP1518335A4 (de) 2005-08-17
AU2003243194A1 (en) 2004-01-06
EP1518335A1 (de) 2005-03-30
WO2004002006A1 (en) 2003-12-31
CA2489796A1 (en) 2003-12-31
US6725021B1 (en) 2004-04-20

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