JPH0191313U - - Google Patents
Info
- Publication number
- JPH0191313U JPH0191313U JP18735387U JP18735387U JPH0191313U JP H0191313 U JPH0191313 U JP H0191313U JP 18735387 U JP18735387 U JP 18735387U JP 18735387 U JP18735387 U JP 18735387U JP H0191313 U JPH0191313 U JP H0191313U
- Authority
- JP
- Japan
- Prior art keywords
- variable capacitance
- detection circuit
- circuit
- series
- high frequency
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Description
第１図及び第２図は本考案に係るＰＬＬ検波回
路の一実施例を説明するためのもので、第１図は
その概略回路構成図、第２図は具体的回路構成図
である。第３図はＰＬＬ検波回路の従来例を示す
概略回路構成図である。
１１……ＰＬＬ検波回路、１２……発振用同調
回路、１３ａ，１３ｂ……可変容量ダイオード。
1 and 2 are for explaining one embodiment of the PLL detection circuit according to the present invention, FIG. 1 is a schematic circuit diagram thereof, and FIG. 2 is a concrete circuit diagram thereof. FIG. 3 is a schematic circuit configuration diagram showing a conventional example of a PLL detection circuit. 11...PLL detection circuit, 12...oscillation tuning circuit, 13a, 13b...variable capacitance diode.
Claims (1)
直流的に並列に接続して各可変容量ダイオードに
制御電圧を印加するようにしたことを特徴とする
発振用同調回路を有するＰＬＬ検波回路。 A PLL detection circuit having an oscillation tuning circuit, characterized in that two variable capacitance diodes are connected in series in high frequency and in parallel in direct current, and a control voltage is applied to each variable capacitance diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18735387U JPH0191313U (en) | 1987-12-08 | 1987-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18735387U JPH0191313U (en) | 1987-12-08 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191313U true JPH0191313U (en) | 1989-06-15 |
Family
ID=31478512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18735387U Pending JPH0191313U (en) | 1987-12-08 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191313U (en) |
-
1987
- 1987-12-08 JP JP18735387U patent/JPH0191313U/ja active Pending