AU2001283256A1 - Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear rf power amplifiers - Google Patents

Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear rf power amplifiers

Info

Publication number
AU2001283256A1
AU2001283256A1 AU2001283256A AU8325601A AU2001283256A1 AU 2001283256 A1 AU2001283256 A1 AU 2001283256A1 AU 2001283256 A AU2001283256 A AU 2001283256A AU 8325601 A AU8325601 A AU 8325601A AU 2001283256 A1 AU2001283256 A1 AU 2001283256A1
Authority
AU
Australia
Prior art keywords
cancellation
feed
linear
detection apparatus
power amplifiers
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
AU2001283256A
Inventor
Lance Todd Mucenieks
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.)
Spectrian Corp
Original Assignee
Spectrian 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 Spectrian Corp filed Critical Spectrian Corp
Publication of AU2001283256A1 publication Critical patent/AU2001283256A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
    • H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3212—Using a control circuit to adjust amplitude and phase of a signal in a signal path
AU2001283256A 2000-08-17 2001-08-10 Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear rf power amplifiers Abandoned AU2001283256A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09641090 2000-08-17
US09/641,090 US6359508B1 (en) 2000-08-17 2000-08-17 Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear RF power amplifiers
PCT/US2001/025056 WO2002015389A1 (en) 2000-08-17 2001-08-10 Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear rf power amplifiers

Publications (1)

Publication Number Publication Date
AU2001283256A1 true AU2001283256A1 (en) 2002-02-25

Family

ID=24570888

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001283256A Abandoned AU2001283256A1 (en) 2000-08-17 2001-08-10 Distortion detection apparatus for controlling predistortion, carrier cancellation and feed-forward cancellation in linear rf power amplifiers

Country Status (3)

Country Link
US (1) US6359508B1 (en)
AU (1) AU2001283256A1 (en)
WO (1) WO2002015389A1 (en)

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Also Published As

Publication number Publication date
WO2002015389A1 (en) 2002-02-21
US6359508B1 (en) 2002-03-19

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