KR870006720A - Ic화 고주파 가변주파수 발진회로 - Google Patents

Ic화 고주파 가변주파수 발진회로 Download PDF

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Publication number
KR870006720A
KR870006720A KR860010763A KR860010763A KR870006720A KR 870006720 A KR870006720 A KR 870006720A KR 860010763 A KR860010763 A KR 860010763A KR 860010763 A KR860010763 A KR 860010763A KR 870006720 A KR870006720 A KR 870006720A
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KR
South Korea
Prior art keywords
oscillation circuit
high frequency
frequency
variable frequency
frequency oscillation
Prior art date
Application number
KR860010763A
Other languages
English (en)
Other versions
KR960005685B1 (ko
Inventor
아끼라 사또
준 오노
겐이찌로 구마모또
고이찌 오야
Original Assignee
오오가 노리오
소니 가부시끼 가이샤
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.)
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Publication date
Application filed by 오오가 노리오, 소니 가부시끼 가이샤 filed Critical 오오가 노리오
Publication of KR870006720A publication Critical patent/KR870006720A/ko
Application granted granted Critical
Publication of KR960005685B1 publication Critical patent/KR960005685B1/ko

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1209—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the amplifier having two current paths operating in a differential manner and a current source or degeneration circuit in common to both paths, e.g. a long-tailed pair.
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/0002—Types of oscillators
    • H03B2200/0008—Colpitts oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0048—Circuit elements of oscillators including measures to switch the frequency band, e.g. by harmonic selection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0056—Circuit elements of oscillators including a diode used for switching
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0088—Reduction of noise
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0098—Functional aspects of oscillators having a balanced output signal

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)

Abstract

내용 없음.

Description

IC화 고주파 가변주파수 발진회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일예의 회로도.
제2도는 본 발명 회로의 원리도.
제3도는 및 제4도는 본 발명 회로의 다른 예의 회로도.
* 도면의 주요부분에 대한 부호의 설명
6 : IC Q1: 발진용 트랜지스터
Q2: 귀환용 트랜지스터 VC：배리캡
L2,L21,L23및 L3,L4,L5: 공진코일
30：병렬 공진회로 31：배리캡으로의 제어전압의 입력단자
R,R1,R3：배리캡에 제어전압을 공급하기 위한 저항

Claims (1)

  1. IC내부의 발진 트랜지스터의 2개의 전극간에 접지전위를 거치지 않고 외부에 부착한 공진회로를 접속함과 함께, 상기 공진회로의 공진주파수를 전압 가변 용량 소자에 의해 변경하여, 이 전압 가변 용량 소자와 접지간에 제어 전압 공급을 위한 고임피던스 소자를 접속하여 구성되는 IC화 고주파 가변주파수 발진회로.
    ※ 참고사항：최초출원 내용에 의하여 공개하는 것임.
KR1019860010763A 1985-12-16 1986-12-16 Ic화 고주파 가변 주파수 발진 회로 KR960005685B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60282326A JP2580116B2 (ja) 1985-12-16 1985-12-16 Ｉｃ化高周波可変周波数発振回路
JP282326 1985-12-16

Publications (2)

Publication Number Publication Date
KR870006720A true KR870006720A (ko) 1987-07-14
KR960005685B1 KR960005685B1 (ko) 1996-04-30

Family

ID=17650954

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860010763A KR960005685B1 (ko) 1985-12-16 1986-12-16 Ic화 고주파 가변 주파수 발진 회로

Country Status (6)

Country Link
US (1) US4731592A (ko)
EP (1) EP0227402B1 (ko)
JP (1) JP2580116B2 (ko)
KR (1) KR960005685B1 (ko)
CA (1) CA1286003C (ko)
DE (1) DE3689704T2 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5107227A (en) * 1988-02-08 1992-04-21 Magellan Corporation (Australia) Pty. Ltd. Integratable phase-locked loop
JPH0279471U (ko) * 1988-12-08 1990-06-19
US5525937A (en) * 1992-12-28 1996-06-11 Sony Corporation Frequency conversion circuit with UHF/VHF common PLL buffer
JPH07176952A (ja) * 1993-12-20 1995-07-14 Sony Corp 発振器
KR0153379B1 (ko) * 1995-09-26 1998-11-16 김광호 디지탈 무선통신시스템의 업/다운컨버터용 전압제어발진기
US5880643A (en) * 1997-11-17 1999-03-09 Telefonaktiebolaget L M Ericsson Monolithic high frequency voltage controlled oscillator trimming circuit
US6253624B1 (en) * 1998-01-13 2001-07-03 Rosemount Inc. Friction flowmeter
US6504443B1 (en) 2000-05-17 2003-01-07 Nec America, Inc., Common anode varactor tuned LC circuit
JP3930307B2 (ja) * 2001-12-11 2007-06-13 アルプス電気株式会社 発振器用集積回路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104241A (ja) * 1975-03-12 1976-09-14 Nippon Electric Co Denatsuseigyoatsudenhatsushinki
US3996522A (en) * 1975-11-17 1976-12-07 Regency Electronics Inc. Crystal controlled stepping radio receiver having novel oscillator circuit
US4386327A (en) * 1979-12-20 1983-05-31 Tokyo Shibaura Denki Kabushiki Kaisha Integrated circuit Clapp oscillator using transistor capacitances
FR2501434B1 (fr) * 1981-03-03 1985-10-11 Cepe Oscillateur a frequence commandee comportant un element piezoelectrique et presentant une plage de variation de frequence etendue
US4500854A (en) * 1981-04-20 1985-02-19 John Fluke Mfg. Co., Inc. Voltage-controlled RF oscillator employing wideband tunable LC resonator
JPS57176712U (ko) * 1981-04-30 1982-11-09
DE3144243A1 (de) * 1981-11-07 1983-05-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "oszillator"
US4494081A (en) * 1982-05-24 1985-01-15 Rca Corporation Variable frequency U. H. F. local oscillator for a television receiver
DE3321725A1 (de) * 1983-06-16 1984-12-20 Telefunken electronic GmbH, 7100 Heilbronn Tuner fuer wenigstens zwei frequenzbereiche
JPS59161710U (ja) * 1984-03-01 1984-10-30 ソニー株式会社 発振回路

Also Published As

Publication number Publication date
EP0227402A3 (en) 1988-12-14
CA1286003C (en) 1991-07-09
DE3689704D1 (de) 1994-04-14
KR960005685B1 (ko) 1996-04-30
EP0227402A2 (en) 1987-07-01
US4731592A (en) 1988-03-15
DE3689704T2 (de) 1994-06-30
JPS62141803A (ja) 1987-06-25
EP0227402B1 (en) 1994-03-09
JP2580116B2 (ja) 1997-02-12

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