CN1037734C - 射频放大器偏置控制的方法和装置 - Google Patents

射频放大器偏置控制的方法和装置 Download PDF

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Publication number
CN1037734C
CN1037734C CN93108063A CN93108063A CN1037734C CN 1037734 C CN1037734 C CN 1037734C CN 93108063 A CN93108063 A CN 93108063A CN 93108063 A CN93108063 A CN 93108063A CN 1037734 C CN1037734 C CN 1037734C
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CN
China
Prior art keywords
radio frequency
frequency amplifier
amplifier
current
circuit
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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
CN93108063A
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English (en)
Chinese (zh)
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CN1081794A (zh
Inventor
约翰·L·所利戴
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Motorola Solutions Inc
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Motorola Inc
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Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of CN1081794A publication Critical patent/CN1081794A/zh
Application granted granted Critical
Publication of CN1037734C publication Critical patent/CN1037734C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • 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
    • 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
    • H03F1/0266—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 input signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
    • H03F2200/192—A hybrid coupler being used at the input of an amplifier circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/204—A hybrid coupler being used at the output of an amplifier circuit

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
CN93108063A 1992-07-02 1993-06-28 射频放大器偏置控制的方法和装置 Expired - Fee Related CN1037734C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US908,144 1992-07-02
US07/908,144 US5311143A (en) 1992-07-02 1992-07-02 RF amplifier bias control method and apparatus

Publications (2)

Publication Number Publication Date
CN1081794A CN1081794A (zh) 1994-02-09
CN1037734C true CN1037734C (zh) 1998-03-11

Family

ID=25425272

Family Applications (1)

Application Number Title Priority Date Filing Date
CN93108063A Expired - Fee Related CN1037734C (zh) 1992-07-02 1993-06-28 射频放大器偏置控制的方法和装置

Country Status (11)

Country Link
US (1) US5311143A (enExample)
EP (1) EP0604622A4 (enExample)
JP (1) JP3300836B2 (enExample)
KR (1) KR0138224B1 (enExample)
CN (1) CN1037734C (enExample)
BR (1) BR9305564A (enExample)
CA (1) CA2116582C (enExample)
FI (1) FI940805A0 (enExample)
MY (1) MY116332A (enExample)
TW (1) TW225058B (enExample)
WO (1) WO1994001930A1 (enExample)

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CN2075402U (zh) * 1990-03-28 1991-04-17 任现合 电视天线信号小型放大器
CN2082921U (zh) * 1990-12-19 1991-08-14 陈广彦 全频道天线放大器

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CN2075402U (zh) * 1990-03-28 1991-04-17 任现合 电视天线信号小型放大器
CN2082921U (zh) * 1990-12-19 1991-08-14 陈广彦 全频道天线放大器

Also Published As

Publication number Publication date
BR9305564A (pt) 1995-12-26
FI940805A7 (fi) 1994-02-21
CA2116582C (en) 1997-08-26
JPH06510655A (ja) 1994-11-24
EP0604622A4 (en) 1995-12-06
CN1081794A (zh) 1994-02-09
TW225058B (enExample) 1994-06-11
FI940805L (fi) 1994-02-21
MY116332A (en) 2004-01-31
EP0604622A1 (en) 1994-07-06
JP3300836B2 (ja) 2002-07-08
WO1994001930A1 (en) 1994-01-20
CA2116582A1 (en) 1994-01-20
KR0138224B1 (ko) 1998-06-15
US5311143A (en) 1994-05-10
FI940805A0 (fi) 1994-02-21

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