JPS62181017U - - Google Patents
Info
- Publication number
- JPS62181017U JPS62181017U JP1986068483U JP6848386U JPS62181017U JP S62181017 U JPS62181017 U JP S62181017U JP 1986068483 U JP1986068483 U JP 1986068483U JP 6848386 U JP6848386 U JP 6848386U JP S62181017 U JPS62181017 U JP S62181017U
- Authority
- JP
- Japan
- Prior art keywords
- variable capacitance
- capacitance diode
- control voltage
- oscillation frequency
- frequency control
- 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.)
- Granted
Links
- 230000010355 oscillation Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
- H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
- H03C3/222—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode using 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
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
- H03B5/1847—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator the active element in the amplifier being a semiconductor device
-
- 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
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0092—Measures to linearise or reduce distortion of oscillator characteristics
-
- 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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986068483U JPH062333Y2 (ja) | 1986-05-07 | 1986-05-07 | 変調器付電圧制御発振器 |
| US07/010,805 US4721927A (en) | 1986-05-07 | 1987-02-04 | Voltage-controlled-oscillator with modulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986068483U JPH062333Y2 (ja) | 1986-05-07 | 1986-05-07 | 変調器付電圧制御発振器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62181017U true JPS62181017U (US06633600-20031014-M00021.png) | 1987-11-17 |
| JPH062333Y2 JPH062333Y2 (ja) | 1994-01-19 |
Family
ID=13374975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986068483U Expired - Lifetime JPH062333Y2 (ja) | 1986-05-07 | 1986-05-07 | 変調器付電圧制御発振器 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4721927A (US06633600-20031014-M00021.png) |
| JP (1) | JPH062333Y2 (US06633600-20031014-M00021.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250606A (ja) * | 1988-08-12 | 1990-02-20 | Nec Corp | 周波数シンセサイザ |
| US4926144A (en) * | 1988-09-29 | 1990-05-15 | General Electric Company | Multi-function modulation and center frequency control port for voltage controlled oscillator |
| FI914763A0 (fi) * | 1991-10-09 | 1991-10-09 | Nokia Mobile Phones Ltd | Kompensering av en spaenningsstyrd olineaer komponent i en radiotelefon. |
| US5564100A (en) * | 1992-06-03 | 1996-10-08 | Motorola, Inc. | Frequency modulator having a modulation varactor coupled to output of a VCO |
| US6529712B1 (en) * | 1999-08-25 | 2003-03-04 | Conexant Systems, Inc. | System and method for amplifying a cellular radio signal |
| GB2361122B (en) * | 2000-04-07 | 2002-06-19 | Motorola Israel Ltd | VCO with low-voltage gain stabilization |
| JP2006345413A (ja) * | 2005-06-10 | 2006-12-21 | Toshiba Corp | トランジスタ発振回路 |
| WO2014108745A1 (en) * | 2013-01-09 | 2014-07-17 | Freescale Semiconductor, Inc. | Voltage controlled oscillator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS591211U (ja) * | 1982-06-24 | 1984-01-06 | オンキヨー株式会社 | 周波数変調回路 |
| JPS609310U (ja) * | 1983-06-28 | 1985-01-22 | パイオニア株式会社 | 角度変調回路 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4494090A (en) * | 1981-04-06 | 1985-01-15 | Motorola, Inc. | Frequency modulation system for a frequency synthesizer |
| US4510465A (en) * | 1983-08-12 | 1985-04-09 | Motorola, Inc. | Linear gain voltage controlled oscillator with modulation compensation |
-
1986
- 1986-05-07 JP JP1986068483U patent/JPH062333Y2/ja not_active Expired - Lifetime
-
1987
- 1987-02-04 US US07/010,805 patent/US4721927A/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS591211U (ja) * | 1982-06-24 | 1984-01-06 | オンキヨー株式会社 | 周波数変調回路 |
| JPS609310U (ja) * | 1983-06-28 | 1985-01-22 | パイオニア株式会社 | 角度変調回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH062333Y2 (ja) | 1994-01-19 |
| US4721927A (en) | 1988-01-26 |
