JPH02128437U - - Google Patents
Info
- Publication number
- JPH02128437U JPH02128437U JP3811489U JP3811489U JPH02128437U JP H02128437 U JPH02128437 U JP H02128437U JP 3811489 U JP3811489 U JP 3811489U JP 3811489 U JP3811489 U JP 3811489U JP H02128437 U JPH02128437 U JP H02128437U
- Authority
- JP
- Japan
- Prior art keywords
- high frequency
- diode
- diodes
- switch circuit
- frequency switch
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 2
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
第１図は本考案に係る高周波スイツチ回路の一
実施例を示す回路図、第２図は第１図の高周波ス
イツチ回路のＯＮ状態での等価回路図、第３図は
第１図の高周波スイツチ回路の伝送特性を示す波
形図である。第４図は高周波スイツチ回路の従来
例を示す回路図、第５図は第４図の高周波スイツ
チ回路の伝送特性を示す波形図である。
４……第１のダイオード、５……第２のダイオ
ード、７……第３のダイオード、１１……高周波
スイツチ回路、１２……コンデンサ。
Fig. 1 is a circuit diagram showing an embodiment of the high frequency switch circuit according to the present invention, Fig. 2 is an equivalent circuit diagram of the high frequency switch circuit of Fig. 1 in the ON state, and Fig. 3 is a circuit diagram of the high frequency switch circuit of Fig. 1. FIG. 3 is a waveform diagram showing the transmission characteristics of the circuit. FIG. 4 is a circuit diagram showing a conventional example of a high frequency switch circuit, and FIG. 5 is a waveform diagram showing transmission characteristics of the high frequency switch circuit of FIG. 4...First diode, 5...Second diode, 7...Third diode, 11...High frequency switch circuit, 12...Capacitor.
Claims (1)
に第３のダイオードを接地接続し、広い受信周波
数帯域を持つ高周波入力信号を上記第１〜第３の
ダイオードでＯＮ・ＯＦＦする高周波スイツチ回
路において、 上記第３のダイオードにコンデンサを並列接続
したことを特徴とする高周波スイツチ回路。[Claims for Utility Model Registration] First and second diodes are connected in series and a third diode is grounded between them, and a high frequency input signal having a wide receiving frequency band is transmitted to the first to third diodes. A high frequency switch circuit that turns on and off, characterized in that a capacitor is connected in parallel to the third diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3811489U JPH02128437U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3811489U JPH02128437U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128437U true JPH02128437U (en) | 1990-10-23 |
Family
ID=31545833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3811489U Pending JPH02128437U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128437U (en) |
-
1989
- 1989-03-31 JP JP3811489U patent/JPH02128437U/ja active Pending
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