TW200943697A - Compensating for non-linear capacitance effects in a power amplifier - Google Patents

Compensating for non-linear capacitance effects in a power amplifier

Info

Publication number
TW200943697A
TW200943697A TW098108015A TW98108015A TW200943697A TW 200943697 A TW200943697 A TW 200943697A TW 098108015 A TW098108015 A TW 098108015A TW 98108015 A TW98108015 A TW 98108015A TW 200943697 A TW200943697 A TW 200943697A
Authority
TW
Taiwan
Prior art keywords
power amplifier
compensating
capacitance effects
linear capacitance
gain device
Prior art date
Application number
TW098108015A
Other languages
English (en)
Other versions
TWI514753B (zh
Inventor
David E Bockelman
Vishnu Srinivasan
Original Assignee
Javelin Semiconductor 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 Javelin Semiconductor Inc filed Critical Javelin Semiconductor Inc
Publication of TW200943697A publication Critical patent/TW200943697A/zh
Application granted granted Critical
Publication of TWI514753B publication Critical patent/TWI514753B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
    • H03F1/086—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers with FET's
    • 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • 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
    • 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
    • H03F3/245—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/3022—CMOS common source output SEPP amplifiers
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/30—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor
    • H03F2203/30144—Indexing scheme relating to single-ended push-pull [SEPP]; Phase-splitters therefor the SEPP comprising a reactive element in the amplifying circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
TW098108015A 2008-03-31 2009-03-12 功率放大器 TWI514753B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/080,066 US8787850B2 (en) 2008-03-31 2008-03-31 Compensating for non-linear capacitance effects in a power amplifier

Publications (2)

Publication Number Publication Date
TW200943697A true TW200943697A (en) 2009-10-16
TWI514753B TWI514753B (zh) 2015-12-21

Family

ID=41116200

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098108015A TWI514753B (zh) 2008-03-31 2009-03-12 功率放大器

Country Status (5)

Country Link
US (2) US8787850B2 (zh)
KR (1) KR101296149B1 (zh)
CN (1) CN101999207B (zh)
TW (1) TWI514753B (zh)
WO (1) WO2009145957A1 (zh)

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TWI715445B (zh) * 2018-12-17 2021-01-01 瑞昱半導體股份有限公司 調幅調相失真之補償裝置
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Also Published As

Publication number Publication date
KR20100136991A (ko) 2010-12-29
CN101999207A (zh) 2011-03-30
US8787850B2 (en) 2014-07-22
US20140295776A1 (en) 2014-10-02
CN101999207B (zh) 2014-09-24
TWI514753B (zh) 2015-12-21
US20090243727A1 (en) 2009-10-01
US9065405B2 (en) 2015-06-23
KR101296149B1 (ko) 2013-08-19
WO2009145957A1 (en) 2009-12-03

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MM4A Annulment or lapse of patent due to non-payment of fees