FI20095665A0 - Järjestelmät ja menetelmät tehovahvistimen ohjausta varten - Google Patents

Järjestelmät ja menetelmät tehovahvistimen ohjausta varten

Info

Publication number
FI20095665A0
FI20095665A0 FI20095665A FI20095665A FI20095665A0 FI 20095665 A0 FI20095665 A0 FI 20095665A0 FI 20095665 A FI20095665 A FI 20095665A FI 20095665 A FI20095665 A FI 20095665A FI 20095665 A0 FI20095665 A0 FI 20095665A0
Authority
FI
Finland
Prior art keywords
procedures
systems
controlling
power amplifier
amplifier
Prior art date
Application number
FI20095665A
Other languages
English (en)
Swedish (sv)
Other versions
FI20095665A (fi
Inventor
Jaejoon Chang
Ki Seok Yang
Kyu Hwan An
Wangmyong Woo
Chang-Ho Lee
Younsuk Kim
Hyogeun Bae
Kijoong Kim
Iizuka Shinichi
Original Assignee
Samsung Electro Mech
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 Samsung Electro Mech filed Critical Samsung Electro Mech
Publication of FI20095665A0 publication Critical patent/FI20095665A0/fi
Publication of FI20095665A publication Critical patent/FI20095665A/fi

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
    • H03F1/02—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
    • H03F1/0261—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 polarisation voltage or current, e.g. gliding Class A
    • H03F1/0272—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 polarisation voltage or current, e.g. gliding Class A by using a signal derived from the output signal
    • 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
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/408—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising three power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/462—Indexing scheme relating to amplifiers the current being sensed

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FI20095665A 2008-06-13 2009-06-12 Järjestelmät ja menetelmät tehovahvistimen ohjausta varten FI20095665A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/138,965 US7768353B2 (en) 2008-06-13 2008-06-13 Systems and methods for switching mode power amplifier control

Publications (2)

Publication Number Publication Date
FI20095665A0 true FI20095665A0 (fi) 2009-06-12
FI20095665A FI20095665A (fi) 2009-12-14

Family

ID=40825368

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20095665A FI20095665A (fi) 2008-06-13 2009-06-12 Järjestelmät ja menetelmät tehovahvistimen ohjausta varten

Country Status (4)

Country Link
US (1) US7768353B2 (fi)
KR (1) KR101101548B1 (fi)
CN (1) CN101604960A (fi)
FI (1) FI20095665A (fi)

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CN102013876B (zh) * 2010-11-25 2012-01-25 深圳市广迪克科技有限公司 射频功率放大器混合功率控制***及方法
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CN107121999B (zh) * 2017-03-09 2018-09-28 广州慧智微电子有限公司 一种功率控制电路及功放电路
CN114600369A (zh) * 2019-05-31 2022-06-07 Macom技术解决方案控股公司 具有前置驱动器和偏置控制的dc耦合放大器
CN117411451A (zh) * 2023-10-25 2024-01-16 锐石创芯(深圳)科技股份有限公司 功率放大器的功率控制模块及射频前端模组

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KR20090129961A (ko) 2009-12-17
US7768353B2 (en) 2010-08-03
FI20095665A (fi) 2009-12-14
US20090309661A1 (en) 2009-12-17
KR101101548B1 (ko) 2012-01-02
CN101604960A (zh) 2009-12-16

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