FI955673A0 - Jänniteohjattu LC-oskillaattori - Google Patents
Jänniteohjattu LC-oskillaattoriInfo
- Publication number
- FI955673A0 FI955673A0 FI955673A FI955673A FI955673A0 FI 955673 A0 FI955673 A0 FI 955673A0 FI 955673 A FI955673 A FI 955673A FI 955673 A FI955673 A FI 955673A FI 955673 A0 FI955673 A0 FI 955673A0
- Authority
- FI
- Finland
- Prior art keywords
- oscillator
- voltage controlled
- voltage
- controlled
- Prior art date
Links
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
- H03B5/1206—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
- H03B5/1246—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 transistors used to provide a variable capacitance
- H03B5/125—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 transistors used to provide a variable capacitance the transistors being 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
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI955673A FI98168C (fi) | 1995-11-24 | 1995-11-24 | Jänniteohjattu LC-oskillaattori |
US08/755,039 US5739729A (en) | 1995-11-24 | 1996-11-22 | Voltage-controlled LC oscillator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI955673A FI98168C (fi) | 1995-11-24 | 1995-11-24 | Jänniteohjattu LC-oskillaattori |
FI955673 | 1995-11-24 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI955673A0 true FI955673A0 (fi) | 1995-11-24 |
FI98168B FI98168B (fi) | 1997-01-15 |
FI98168C FI98168C (fi) | 1997-04-25 |
Family
ID=8544436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI955673A FI98168C (fi) | 1995-11-24 | 1995-11-24 | Jänniteohjattu LC-oskillaattori |
Country Status (2)
Country | Link |
---|---|
US (1) | US5739729A (fi) |
FI (1) | FI98168C (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6724804B1 (en) * | 1998-07-13 | 2004-04-20 | Kabushiki Kaisha Kobe Seiko Sho | Frequency converter and radio communications system employing the same |
US6362698B1 (en) * | 2000-09-29 | 2002-03-26 | Intel Corporation | Low impedance clamping buffer for an LC tank VCO |
US7583154B1 (en) | 2005-09-30 | 2009-09-01 | Cypress Semiconductor Corporation | Voltage controlled oscillator |
CN114362695B (zh) * | 2022-03-17 | 2022-05-24 | 壹甲子(成都)通讯有限公司 | 交流小信号直接驱动的信息传输*** |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4573025A (en) * | 1984-04-02 | 1986-02-25 | Motorola, Inc. | Drift-equalized, multi-frequency oscillator |
-
1995
- 1995-11-24 FI FI955673A patent/FI98168C/fi not_active IP Right Cessation
-
1996
- 1996-11-22 US US08/755,039 patent/US5739729A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5739729A (en) | 1998-04-14 |
FI98168B (fi) | 1997-01-15 |
FI98168C (fi) | 1997-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MA | Patent expired |