JPH0327139U - - Google Patents
Info
- Publication number
- JPH0327139U JPH0327139U JP1989086935U JP8693589U JPH0327139U JP H0327139 U JPH0327139 U JP H0327139U JP 1989086935 U JP1989086935 U JP 1989086935U JP 8693589 U JP8693589 U JP 8693589U JP H0327139 U JPH0327139 U JP H0327139U
- Authority
- JP
- Japan
- Prior art keywords
- input
- output terminal
- capacitor
- terminal
- diode
- 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 10
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Transceivers (AREA)
Description
第１図はこの考案に係る高周波信号の切換回路
の実施例を示す回路図である。第２図は従来の実
施例の回路図である。
主な符号の説明、１…第１の入出力端、２…第
２の入出力端、３…第３の入出力端、４…第１の
ダイオード、６，１３…コイル、９…第１のコン
デンサ、１０…第２のコンデンサ、１１…第３の
コンデンサ、１２…第２のダイオード、１４…第
３のダイオード、Ｅ…電源、Ｓ…スイツチ。
FIG. 1 is a circuit diagram showing an embodiment of a high frequency signal switching circuit according to this invention. FIG. 2 is a circuit diagram of a conventional embodiment. Explanation of main symbols, 1...first input/output terminal, 2...second input/output terminal, 3...third input/output terminal, 4...first diode, 6, 13...coil, 9...first 10...second capacitor, 11...third capacitor, 12...second diode, 14...third diode, E...power supply, S...switch.
Claims (1)
のコンデンサと第１のダイオードとの直列回路を
設け、この第１のダイオードのカソードを第２の
入出力端に接続し、第２の入出力端には、第２の
コンデンサの一方の端子とコイルの一方の端子と
を接続し、第３の入出力端には第３のコンデンサ
の一方の端子を接続し、前記コイルの他方の端子
には前記第３のコンデンサの他方の端子を接続し
、前記コイルと第３のコンデンサとの接続線路に
は第２のダイオードのアノードを接続し、第２の
ダイオードのカソードは前記第２のコンデンサの
他方の端子に接続し、第１のコンデンサと第１の
ダイオードとの接続線路及び前記コイルと第２の
ダイオードとの接続線路間に電源とスイツチとを
直列に接続し、スイツチのオン・オフにより第１
の入出力端と第２の入出力端間のインピーダンス
及び第２の入出力端と第３の入出力端間のインピ
ーダンスとを変えることにより、高周波信号の切
換えを可能に構成したことを特徴とする高周波信
号の切換回路。 A first input/output terminal is connected between the first input/output terminal and the second input/output terminal.
A series circuit of a capacitor and a first diode is provided, the cathode of the first diode is connected to a second input/output terminal, and one terminal of the second capacitor is connected to the second input/output terminal. one terminal of the coil, one terminal of a third capacitor is connected to the third input/output terminal, and the other terminal of the third capacitor is connected to the other terminal of the coil. , the anode of a second diode is connected to the connection line between the coil and the third capacitor, the cathode of the second diode is connected to the other terminal of the second capacitor, and the first capacitor and the third capacitor are connected to each other. A power supply and a switch are connected in series between the connection line with the first diode and the connection line between the coil and the second diode, and the first
The high frequency signal can be switched by changing the impedance between the input/output terminal and the second input/output terminal and the impedance between the second input/output terminal and the third input/output terminal. High frequency signal switching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989086935U JPH0327139U (en) | 1989-07-26 | 1989-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989086935U JPH0327139U (en) | 1989-07-26 | 1989-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0327139U true JPH0327139U (en) | 1991-03-19 |
Family
ID=31636578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989086935U Pending JPH0327139U (en) | 1989-07-26 | 1989-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327139U (en) |
-
1989
- 1989-07-26 JP JP1989086935U patent/JPH0327139U/ja active Pending