JPS58176412U - voltage controlled oscillator - Google Patents
voltage controlled oscillatorInfo
- Publication number
- JPS58176412U JPS58176412U JP7191082U JP7191082U JPS58176412U JP S58176412 U JPS58176412 U JP S58176412U JP 7191082 U JP7191082 U JP 7191082U JP 7191082 U JP7191082 U JP 7191082U JP S58176412 U JPS58176412 U JP S58176412U
- Authority
- JP
- Japan
- Prior art keywords
- controlled oscillator
- voltage controlled
- control voltage
- resistor
- voltage terminal
- 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.)
- Pending
Links
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
ｉ −第１図は従来の電圧制御発振器の一例を示す回
１ 略図、第２図は本考案の電圧制御発振器の一実施
ｊ 例を示す回路図、第３図は低域通過フィルタの説
゛、 開用回路図、第４図は低域通過フィルタの周波数
： と抑圧度との関係を示す曲線図である。
！ １１．２１・・・バラクタダイオード、１２
．２２・・・共振器、１３．２３・・・能動素子、１４
．２４・・・共振回路、１５．２５・・・出力端子、１
６．２６・・・、 制御電圧端子、１７．２７・・・
発振周波数に対し充° 分低インピーダンスを呈する
容量、１８．２８・・・高特性インピーダンス線路、１
９．２９・・・貫通形容量、３０・・・抵抗、３１・・
・外来雑音周波数帯で充１ 分低インピーダンスを呈
する容量。i - Fig. 1 is a circuit diagram showing an example of a conventional voltage controlled oscillator, Fig. 2 is a circuit diagram showing an example of an implementation of the voltage controlled oscillator of the present invention, and Fig. 3 is an illustration of a low-pass filter. FIG. 4 is a curve diagram showing the relationship between the frequency of the low-pass filter and the degree of suppression. ! 11.21... Varactor diode, 12
．． 22... Resonator, 13.23... Active element, 14
．． 24... Resonance circuit, 15.25... Output terminal, 1
6.26..., control voltage terminal, 17.27...
Capacitance exhibiting sufficiently low impedance relative to the oscillation frequency, 18.28...High characteristic impedance line, 1
9.29...Through-through capacitor, 30...Resistor, 31...
・Capacity that exhibits low impedance for 1 minute in the external noise frequency band.
Claims (2)
クタダイオードに高特性インピーダンス糾路を介して制
御電圧端子から直流制御電圧を印力りするようになされ
た電圧制御発振器において前記高特性インピーダンス線
路と前記制御電圧端子との間に所定抵抗値の抵抗を接続
し、前記抵抗と高特性インピーダンス線路とめ接続点と
接地間に発振周波数に対し充分低インビニダンスを呈す
る容量および制御電圧端子に加わる外来雑音周波数帯で
充分低インピーダンスを呈する容量を接続してなる電圧
制御発振器。(1) In a voltage controlled oscillator, the oscillation circuit includes a varactor diode, and a DC control voltage is applied from a control voltage terminal to the varactor diode through a high characteristic impedance line. A resistor with a predetermined resistance value is connected between the control voltage terminal, and a capacitor exhibiting a sufficiently low invinidance with respect to the oscillation frequency between the resistor, the high characteristic impedance line stopper connection point, and the ground, and an external voltage applied to the control voltage terminal. A voltage controlled oscillator that connects capacitors that exhibit sufficiently low impedance in the noise frequency band.
を特徴とする実用新案登録請求の範囲第１項記載の電圧
制御発振器。(2) The voltage controlled oscillator according to claim 1, wherein the predetermined resistance value is between 500Ω and 100Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7191082U JPS58176412U (en) | 1982-05-19 | 1982-05-19 | voltage controlled oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7191082U JPS58176412U (en) | 1982-05-19 | 1982-05-19 | voltage controlled oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58176412U true JPS58176412U (en) | 1983-11-25 |
Family
ID=30081501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7191082U Pending JPS58176412U (en) | 1982-05-19 | 1982-05-19 | voltage controlled oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58176412U (en) |
-
1982
- 1982-05-19 JP JP7191082U patent/JPS58176412U/en active Pending
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