JPS647412U - - Google Patents
Info
- Publication number
- JPS647412U JPS647412U JP10120287U JP10120287U JPS647412U JP S647412 U JPS647412 U JP S647412U JP 10120287 U JP10120287 U JP 10120287U JP 10120287 U JP10120287 U JP 10120287U JP S647412 U JPS647412 U JP S647412U
- Authority
- JP
- Japan
- Prior art keywords
- controlled oscillator
- terminal
- voltage controlled
- control voltage
- voltage
- 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 3
- 238000010586 diagram Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 3
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
第１図は本考案の一実施例による電圧制御発振
器の回路図、第２図は本考案の効果を説明するた
めの音声変調感度偏差特性図、第３図は従来の電
圧制御発振器の回路図、第４図は制御電圧―発振
周波数特性図、第５図は変調入力感度偏差を定義
するための特性図、第６図は従来の問題点を説明
するための音声変調感度偏差特性図である。
図において、１は発振回路、４はバラクタダイ
オード、１０は抵抗である。
Fig. 1 is a circuit diagram of a voltage controlled oscillator according to an embodiment of the present invention, Fig. 2 is an audio modulation sensitivity deviation characteristic diagram for explaining the effects of the present invention, and Fig. 3 is a circuit diagram of a conventional voltage controlled oscillator. , Fig. 4 is a control voltage-oscillation frequency characteristic diagram, Fig. 5 is a characteristic diagram for defining modulation input sensitivity deviation, and Fig. 6 is an audio modulation sensitivity deviation characteristic diagram for explaining conventional problems. . In the figure, 1 is an oscillation circuit, 4 is a varactor diode, and 10 is a resistor.
Claims (1)
御電圧端子を接続し、該端子への制御電圧を変化
させて発振周波数を可変できるようにした電圧制
御発振器において、上記バラクタダイオードの上
記接続点と制御電圧端子との間に抵抗を接続した
ことを特徴とする電圧制御発振器。 In a voltage controlled oscillator, a control voltage terminal is connected to the connection point between the oscillation circuit and the varactor diode, and the oscillation frequency can be varied by changing the control voltage to the terminal. A voltage controlled oscillator characterized by having a resistor connected between its terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987101202U JP2563123Y2 (en) | 1987-06-30 | 1987-06-30 | Voltage controlled oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987101202U JP2563123Y2 (en) | 1987-06-30 | 1987-06-30 | Voltage controlled oscillator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS647412U true JPS647412U (en) | 1989-01-17 |
| JP2563123Y2 JP2563123Y2 (en) | 1998-02-18 |
Family
ID=31329982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987101202U Expired - Lifetime JP2563123Y2 (en) | 1987-06-30 | 1987-06-30 | Voltage controlled oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2563123Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57166704A (en) * | 1981-04-06 | 1982-10-14 | Nec Corp | Voltage-controlled oscillator |
| JPS5881308A (en) * | 1981-11-11 | 1983-05-16 | Matsushita Electric Ind Co Ltd | Oscillating circuit |
-
1987
- 1987-06-30 JP JP1987101202U patent/JP2563123Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57166704A (en) * | 1981-04-06 | 1982-10-14 | Nec Corp | Voltage-controlled oscillator |
| JPS5881308A (en) * | 1981-11-11 | 1983-05-16 | Matsushita Electric Ind Co Ltd | Oscillating circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2563123Y2 (en) | 1998-02-18 |
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