JPS62159036U - - Google Patents
Info
- Publication number
- JPS62159036U JPS62159036U JP4624586U JP4624586U JPS62159036U JP S62159036 U JPS62159036 U JP S62159036U JP 4624586 U JP4624586 U JP 4624586U JP 4624586 U JP4624586 U JP 4624586U JP S62159036 U JPS62159036 U JP S62159036U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switching
- transmission path
- input terminal
- switching 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
- 230000005540 biological transmission Effects 0.000 claims 4
- 230000008054 signal transmission Effects 0.000 claims 4
- 230000000295 complement effect Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
Landscapes
- Electronic Switches (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
第１図はこの考案に係る高周波信号切換回路の
一実施例を示す回路図、第２図は上記実施例の効
果を示す特性図、第３図ないし第５図は従来の高
周波信号切換回路を説明するための説明図である
。
ＩＮ…ＲＦ入力端子、ＯＵＴ…ＲＦ出力端子、
４…チユーナ、５…フイルタ、Ｄ１〜Ｄ６…ダイ
オード、Ｒ１〜Ｒ８…抵抗、Ｌ０…インダクタン
ス、Ｃ０…コンデンサ、Ｃ１〜Ｃ８…コンデンサ
、ＶＢ１…制御電圧。
Fig. 1 is a circuit diagram showing an embodiment of the high frequency signal switching circuit according to this invention, Fig. 2 is a characteristic diagram showing the effects of the above embodiment, and Figs. 3 to 5 are circuit diagrams showing a conventional high frequency signal switching circuit. It is an explanatory diagram for explanation. IN...RF input terminal, OUT...RF output terminal,
4... Tuner, 5... Filter, D1-D6... Diode, R1-R8... Resistor, L0... Inductance, C0... Capacitor, C1-C8... Capacitor, VB 1 ... Control voltage.
Claims (1)
印加される入力端子と、 この入力端子に印加された前記第１の伝送信号
を第１のスイツチングダイオードを介し出力端子
に導出する第１の信号伝送路と、 前記入力端子に印加された前記第２の伝送信号
を第２のスイツチングダイオードを介して出力端
子に導出する第２の信号伝送路と、 前記第１のスイツチングダイオードおよび前記
第２のスイツチングダイオードに相補的にいずれ
か一方を導通せしめるバイアス電圧を印加するス
イツチング電圧印加手段と、 このスイツチング電圧印加手段と基準電位間に
介在接続した共振回路とを少なくとも具備し、 前記第１の信号伝送路と第２の信号伝送路間の
漏洩信号成分に対するアイソレーシヨンを確実に
したことを特徴とする高周波信号切換回路。[Claims for Utility Model Registration] An input terminal to which a different first transmission signal and a second transmission signal are applied, and the first transmission signal applied to the input terminal is connected through a first switching diode. a first signal transmission path leading to an output terminal; a second signal transmission path leading the second transmission signal applied to the input terminal to the output terminal via a second switching diode; a switching voltage applying means for applying a bias voltage to the first switching diode and the second switching diode to make either one conductive in a complementary manner; and a resonant circuit interposed between the switching voltage applying means and a reference potential. A high-frequency signal switching circuit comprising at least the following: ensuring isolation against leakage signal components between the first signal transmission path and the second signal transmission path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4624586U JPS62159036U (en) | 1986-03-31 | 1986-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4624586U JPS62159036U (en) | 1986-03-31 | 1986-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62159036U true JPS62159036U (en) | 1987-10-08 |
Family
ID=30865732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4624586U Pending JPS62159036U (en) | 1986-03-31 | 1986-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62159036U (en) |
-
1986
- 1986-03-31 JP JP4624586U patent/JPS62159036U/ja active Pending
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