KR0138224B1 - 무선 주파수 증폭기 바이어스 제어방법 및 장치 - Google Patents

무선 주파수 증폭기 바이어스 제어방법 및 장치

Info

Publication number
KR0138224B1
KR0138224B1 KR1019940700706A KR19940070706A KR0138224B1 KR 0138224 B1 KR0138224 B1 KR 0138224B1 KR 1019940700706 A KR1019940700706 A KR 1019940700706A KR 19940070706 A KR19940070706 A KR 19940070706A KR 0138224 B1 KR0138224 B1 KR 0138224B1
Authority
KR
South Korea
Prior art keywords
amplifier
bias
function
current
coupled
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 - Lifetime
Application number
KR1019940700706A
Other languages
English (en)
Korean (ko)
Inventor
솔리데이 존엘.
Original Assignee
안토니 제이, 살리 2세
모토로라 인코포레이티드
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 안토니 제이, 살리 2세, 모토로라 인코포레이티드 filed Critical 안토니 제이, 살리 2세
Application granted granted Critical
Publication of KR0138224B1 publication Critical patent/KR0138224B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F1/02—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
KR1019940700706A 1992-07-02 1994-03-02 무선 주파수 증폭기 바이어스 제어방법 및 장치 Expired - Lifetime KR0138224B1 (ko)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
KR0138224B1 true KR0138224B1 (ko) 1998-06-15

Family

ID=25425272

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940700706A Expired - Lifetime KR0138224B1 (ko) 1992-07-02 1994-03-02 무선 주파수 증폭기 바이어스 제어방법 및 장치

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) FI940805L (enExample)
MY (1) MY116332A (enExample)
TW (1) TW225058B (enExample)
WO (1) WO1994001930A1 (enExample)

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Also Published As

Publication number Publication date
WO1994001930A1 (en) 1994-01-20
CA2116582A1 (en) 1994-01-20
MY116332A (en) 2004-01-31
JPH06510655A (ja) 1994-11-24
EP0604622A4 (en) 1995-12-06
TW225058B (enExample) 1994-06-11
FI940805A7 (fi) 1994-02-21
EP0604622A1 (en) 1994-07-06
CA2116582C (en) 1997-08-26
JP3300836B2 (ja) 2002-07-08
FI940805A0 (fi) 1994-02-21
FI940805L (fi) 1994-02-21
CN1037734C (zh) 1998-03-11
CN1081794A (zh) 1994-02-09
BR9305564A (pt) 1995-12-26
US5311143A (en) 1994-05-10

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