JPH0475419U - - Google Patents
Info
- Publication number
- JPH0475419U JPH0475419U JP11810390U JP11810390U JPH0475419U JP H0475419 U JPH0475419 U JP H0475419U JP 11810390 U JP11810390 U JP 11810390U JP 11810390 U JP11810390 U JP 11810390U JP H0475419 U JPH0475419 U JP H0475419U
- Authority
- JP
- Japan
- Prior art keywords
- voltage controlled
- controlled oscillator
- frequency
- frequency variable
- chip
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は本考案による周波数変調特性例、第３図は本
考案による別の実施例を示す回路図、第４図は従
来のＶＣＯを示す構成図、第５図は従来の回路図
である。
１……発振素子、２……共振回路、３……変調
素子、４……周波数可変素子、５……半導体チツ
プ。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
3 is a circuit diagram showing another embodiment of the invention, FIG. 4 is a block diagram showing a conventional VCO, and FIG. 5 is a conventional circuit diagram. DESCRIPTION OF SYMBOLS 1... Oscillation element, 2... Resonance circuit, 3... Modulation element, 4... Frequency variable element, 5... Semiconductor chip.
Claims (1)
御発振器において、前記変調素子と直列又は並列
に周波数可変素子を設け、発振素子に印加するバ
イアス電源と周波数可変素子との間に設置されて
いるチツプ外部の抵抗を調整することにより周波
数を可変することを特徴とする電圧制御発振器。 In a voltage controlled oscillator having an oscillation element, a resonant circuit, and a modulation element, a frequency variable element is provided in series or parallel with the modulation element, and a chip external to the chip is installed between a bias power supply applied to the oscillation element and the frequency variable element. A voltage controlled oscillator characterized in that the frequency can be varied by adjusting the resistance of the oscillator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11810390U JPH0475419U (en) | 1990-11-09 | 1990-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11810390U JPH0475419U (en) | 1990-11-09 | 1990-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0475419U true JPH0475419U (en) | 1992-07-01 |
Family
ID=31866008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11810390U Pending JPH0475419U (en) | 1990-11-09 | 1990-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0475419U (en) |
-
1990
- 1990-11-09 JP JP11810390U patent/JPH0475419U/ja active Pending
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