JPS6151803B2 - - Google Patents
Info
- Publication number
 - JPS6151803B2 JPS6151803B2 JP52144918A JP14491877A JPS6151803B2 JP S6151803 B2 JPS6151803 B2 JP S6151803B2 JP 52144918 A JP52144918 A JP 52144918A JP 14491877 A JP14491877 A JP 14491877A JP S6151803 B2 JPS6151803 B2 JP S6151803B2
 - Authority
 - JP
 - Japan
 - Prior art keywords
 - oscillator
 - varactor
 - collector
 - electrode
 - resonant circuit
 - 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
 
Links
- 239000003990 capacitor Substances 0.000 claims description 20
 - 238000000034 method Methods 0.000 description 6
 - 230000001052 transient effect Effects 0.000 description 3
 - 230000000694 effects Effects 0.000 description 2
 - 239000004065 semiconductor Substances 0.000 description 2
 - 230000005540 biological transmission Effects 0.000 description 1
 - 238000010586 diagram Methods 0.000 description 1
 
Classifications
- 
        
- 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
 - H03B5/1203—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 being a single 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
 - 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
 - H03B2200/0006—Clapp 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
 - H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
 - H03B2201/02—Varying the frequency of the oscillations by electronic means
 - H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
 
 
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US05/746,775 US4066983A (en) | 1976-12-02 | 1976-12-02 | Voltage controlled Clapp oscillator having output isolated from tuned circuit | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPS5369570A JPS5369570A (en) | 1978-06-21 | 
| JPS6151803B2 true JPS6151803B2 (instruction) | 1986-11-11 | 
Family
ID=25002288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP14491877A Granted JPS5369570A (en) | 1976-12-02 | 1977-12-02 | Voltage controlled tunable oscillator | 
Country Status (7)
| Country | Link | 
|---|---|
| US (1) | US4066983A (instruction) | 
| JP (1) | JPS5369570A (instruction) | 
| CA (1) | CA1085939A (instruction) | 
| DE (1) | DE2753629A1 (instruction) | 
| FR (1) | FR2373187A1 (instruction) | 
| GB (1) | GB1542233A (instruction) | 
| IT (1) | IT1090939B (instruction) | 
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS63212340A (ja) * | 1986-10-29 | 1988-09-05 | 住友ベークライト株式会社 | ハンドピ−ス | 
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS56118231A (en) * | 1980-02-21 | 1981-09-17 | Kenichi Hayashida | Oscillation type proximity switch for automatic door | 
| DE3246295C2 (de) * | 1982-12-14 | 1986-11-27 | Siemens AG, 1000 Berlin und 8000 München | Frequenzmodulierbarer Oszillator | 
| DE3332328A1 (de) * | 1983-09-08 | 1985-03-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Selektive, transistorisierte, an eine antenne angeschlossene hf-stufe | 
| US4638180A (en) * | 1984-03-09 | 1987-01-20 | Matsushita Electric Industrial Co., Ltd. | Frequency divider circuits | 
| US5144264A (en) * | 1991-11-01 | 1992-09-01 | Motorola, Inc. | Wideband voltage controlled oscillator having open loop gain compensation | 
| KR0153379B1 (ko) * | 1995-09-26 | 1998-11-16 | 김광호 | 디지탈 무선통신시스템의 업/다운컨버터용 전압제어발진기 | 
| US6504443B1 (en) | 2000-05-17 | 2003-01-07 | Nec America, Inc., | Common anode varactor tuned LC circuit | 
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US2930002A (en) * | 1957-06-24 | 1960-03-22 | Rca Corp | Oscillator | 
| US3855553A (en) * | 1966-11-03 | 1974-12-17 | Us Army | Modulated transistor oscillators | 
| US3397365A (en) * | 1967-05-22 | 1968-08-13 | Kruse Storke Electronics | Oscillator with separate voltage controls for narrow and wide range tuning | 
| DE1922538C3 (de) * | 1968-05-20 | 1980-01-24 | Siemens Ag | Schwingungserzeuger für sehr kurze elektromagnetische Wellen | 
| CH494495A (de) * | 1968-07-17 | 1970-07-31 | Siemens Ag | Transistoroszillator | 
| DE2017344C3 (de) * | 1970-04-10 | 1973-09-27 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Durchstimmbarer Transistoroszillator | 
| JPS4934262A (instruction) * | 1972-07-28 | 1974-03-29 | 
- 
        1976
        
- 1976-12-02 US US05/746,775 patent/US4066983A/en not_active Expired - Lifetime
 
 - 
        1977
        
- 1977-11-07 CA CA290,319A patent/CA1085939A/en not_active Expired
 - 1977-11-16 GB GB7747738A patent/GB1542233A/en not_active Expired
 - 1977-11-21 IT IT51887/77A patent/IT1090939B/it active
 - 1977-12-01 DE DE19772753629 patent/DE2753629A1/de active Granted
 - 1977-12-02 FR FR7736426A patent/FR2373187A1/fr active Granted
 - 1977-12-02 JP JP14491877A patent/JPS5369570A/ja active Granted
 
 
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS63212340A (ja) * | 1986-10-29 | 1988-09-05 | 住友ベークライト株式会社 | ハンドピ−ス | 
Also Published As
| Publication number | Publication date | 
|---|---|
| US4066983A (en) | 1978-01-03 | 
| IT1090939B (it) | 1985-06-26 | 
| DE2753629A1 (de) | 1978-06-08 | 
| DE2753629C2 (instruction) | 1987-08-20 | 
| JPS5369570A (en) | 1978-06-21 | 
| GB1542233A (en) | 1979-03-14 | 
| CA1085939A (en) | 1980-09-16 | 
| FR2373187A1 (fr) | 1978-06-30 | 
| FR2373187B1 (instruction) | 1982-06-18 | 
Similar Documents
| Publication | Publication Date | Title | 
|---|---|---|
| KR940001723B1 (ko) | 동조 발진회로 | |
| US4621241A (en) | Wide range electronic oscillator | |
| US6307442B1 (en) | Enhanced LC filter with tunable Q | |
| JPH0348688B2 (instruction) | ||
| JPS6223210A (ja) | 局部発振回路 | |
| JPS6151803B2 (instruction) | ||
| KR19990021901A (ko) | 발진기 | |
| US4999589A (en) | Low phase noise voltage controlled oscillator | |
| JPH07107961B2 (ja) | テレビジョン受像機用局部発振器 | |
| US4990866A (en) | Voltage controlled microwave oscillator using a varactor as inductance | |
| US2491480A (en) | High-frequency tunable circuit | |
| US3377568A (en) | Voltage tuned oscillator | |
| US4075580A (en) | Microwave transistor oscillator for wide band frequency tuning | |
| US3723906A (en) | Uhf oscillator | |
| US4939481A (en) | Low phase noise voltage controlled oscillator | |
| US6836189B2 (en) | RF choke bias scheme for load pulled oscillators | |
| US3573631A (en) | Oscillator circuit with series resonant coupling to mixer | |
| US6614322B2 (en) | Voltage controlled oscillator with a transistor and a frequency variable resonant circuit | |
| KR910001649B1 (ko) | 국부발진회로 | |
| JPS6117613Y2 (instruction) | ||
| US3855550A (en) | Transistor oscillator with diode in feedback circuit providing amplitude stabilization | |
| JPS626504A (ja) | 電圧制御発振器 | |
| US3832656A (en) | Tuning circuit wherein variation of transistor base bias causes variation of resonance frequency | |
| US2835797A (en) | Circuit-arrangement for frequencytransformation of oscillations of very high frequency | |
| JPH02217004A (ja) | チューナの混合段のコントロールのためのオシレータ |