JPS6019239U - oscillation circuit - Google Patents
oscillation circuitInfo
- Publication number
- JPS6019239U JPS6019239U JP11218983U JP11218983U JPS6019239U JP S6019239 U JPS6019239 U JP S6019239U JP 11218983 U JP11218983 U JP 11218983U JP 11218983 U JP11218983 U JP 11218983U JP S6019239 U JPS6019239 U JP S6019239U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation circuit
- circuit
- variable capacitance
- capacitance diode
- controlled oscillator
- 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
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
第１図は従来例を示す発振回路のブロック図、第２図は
本考案に係る発振回路の実施例を示すブロック図、第３
図は第２図の発振回路を適用したベテロダイン方式受信
器の一部をブロック図である。
１０・・・・・・発振回路、１６・・・・・・電圧制御
発振器、２０Ａ、２４Ａ・・曲バッドパスフィルタ、１
９゜２３・・・・・・可変容量ダイオード。FIG. 1 is a block diagram of an oscillation circuit showing a conventional example, FIG. 2 is a block diagram showing an embodiment of an oscillation circuit according to the present invention, and FIG.
The figure is a block diagram of a part of a beterodyne receiver to which the oscillation circuit of FIG. 2 is applied. 10...Oscillation circuit, 16...Voltage controlled oscillator, 20A, 24A...Song bad pass filter, 1
9゜23・・・・・・Variable capacitance diode.
Claims (1)
出力側へバンドパルスフィルタが接続される発振回路に
おいて、このバンドパスフィルタを可変容量ダイオード
を用いた共振回路を有する構成とし、この電圧制御発振
回路な入力される制御電圧をこの可変容量ダイオードへ
入力することを特徴とした発振回路。In an oscillation circuit in which a band pulse filter is connected to the output side of a voltage controlled oscillator constituting a phased-locked loop, this band pass filter is configured to have a resonant circuit using a variable capacitance diode, and the voltage controlled oscillator circuit is configured to have a resonance circuit using a variable capacitance diode. This oscillation circuit is characterized by inputting a control voltage to this variable capacitance diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11218983U JPS6019239U (en) | 1983-07-19 | 1983-07-19 | oscillation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11218983U JPS6019239U (en) | 1983-07-19 | 1983-07-19 | oscillation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6019239U true JPS6019239U (en) | 1985-02-09 |
Family
ID=30260174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11218983U Pending JPS6019239U (en) | 1983-07-19 | 1983-07-19 | oscillation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6019239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6135625A (en) * | 1984-07-27 | 1986-02-20 | Matsushita Electric Ind Co Ltd | Frequency synthesizer |
| JPH0529834A (en) * | 1991-06-29 | 1993-02-05 | Samsung Electron Co Ltd | Parasitic signal suppression circuit for ultra-high-frequency oscillator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51130101A (en) * | 1975-05-06 | 1976-11-12 | Matsushita Electric Ind Co Ltd | Tuner |
| JPS57166740A (en) * | 1981-04-08 | 1982-10-14 | Matsushita Electric Ind Co Ltd | Phase lock loop frequency synthesizer |
-
1983
- 1983-07-19 JP JP11218983U patent/JPS6019239U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51130101A (en) * | 1975-05-06 | 1976-11-12 | Matsushita Electric Ind Co Ltd | Tuner |
| JPS57166740A (en) * | 1981-04-08 | 1982-10-14 | Matsushita Electric Ind Co Ltd | Phase lock loop frequency synthesizer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6135625A (en) * | 1984-07-27 | 1986-02-20 | Matsushita Electric Ind Co Ltd | Frequency synthesizer |
| JPH0529834A (en) * | 1991-06-29 | 1993-02-05 | Samsung Electron Co Ltd | Parasitic signal suppression circuit for ultra-high-frequency oscillator |
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