JPS5999532U - high frequency attenuator - Google Patents
high frequency attenuatorInfo
- Publication number
- JPS5999532U JPS5999532U JP19761882U JP19761882U JPS5999532U JP S5999532 U JPS5999532 U JP S5999532U JP 19761882 U JP19761882 U JP 19761882U JP 19761882 U JP19761882 U JP 19761882U JP S5999532 U JPS5999532 U JP S5999532U
- Authority
- JP
- Japan
- Prior art keywords
- output
- phase shifter
- hybrid junction
- attenuator
- pin 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
Landscapes
- Attenuators (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のＰＩＮダイオード減衰器の動作原理を示
す。第２図はＰＩＮダイオードのバイアス電流とダイオ
ード抵抗の関係の一例を示す。第３図はＰＩＮダイオー
ドのバイアス電流とＰＩＮダイオード減衰器の減衰量の
関係を示す。第４図はこの考案の一実施例による減衰器
の構成を示すブロック図である。第５図はこの考案の減
衰器の動作原理を説明する図である。
図において１０は電力分割用のハイブリッド・ジャンク
ション、１１は従来のＰＩＮダイオード減衰器、１２は
移相器、１３は電力合成用のハイブリッド・ジャンクシ
ョンである。なお、図中、同−符号轄同一、または相当
部分を示す。FIG. 1 shows the operating principle of a conventional PIN diode attenuator. FIG. 2 shows an example of the relationship between the bias current of a PIN diode and the diode resistance. FIG. 3 shows the relationship between the bias current of the PIN diode and the amount of attenuation of the PIN diode attenuator. FIG. 4 is a block diagram showing the structure of an attenuator according to an embodiment of this invention. FIG. 5 is a diagram explaining the operating principle of the attenuator of this invention. In the figure, 10 is a hybrid junction for power division, 11 is a conventional PIN diode attenuator, 12 is a phase shifter, and 13 is a hybrid junction for power combining. In the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
端を有するハイブリッド・ジャンクション、このハイブ
リッド′・ジャンクションの一方の出力端に接続され電
流によりその減衰量が制御さ゛れるＰＩＮダイオード減
衰器及び他力の出力端に接続され通過信号の移相量を制
御する移相器、前記ＰＩＮダイオード減衰器の出力と前
記移相器の出力番それぞれ入力してこれらを合成する２
つの入力端と１一つの出力端を有するハイブリッド・ジ
ャンクション、を備え、入力信号を分岐して制御したの
ち逆位相で合成出力するようにしたことを特徴とする高
周波減衰器。 ゛A hybrid junction having an input terminal and two output terminals that split the signal from the input terminal into two, a PIN diode attenuator connected to one output terminal of the hybrid junction and whose attenuation amount is controlled by a current, and A phase shifter that is connected to the output end of the other power and controls the amount of phase shift of the passing signal; and a phase shifter that inputs the output of the PIN diode attenuator and the output number of the phase shifter, and synthesizes them.
1. A high-frequency attenuator comprising a hybrid junction having two input terminals and one output terminal, the input signal being branched and controlled, and then synthesized and output in opposite phases.゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19761882U JPS5999532U (en) | 1982-12-23 | 1982-12-23 | high frequency attenuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19761882U JPS5999532U (en) | 1982-12-23 | 1982-12-23 | high frequency attenuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5999532U true JPS5999532U (en) | 1984-07-05 |
Family
ID=30423059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19761882U Pending JPS5999532U (en) | 1982-12-23 | 1982-12-23 | high frequency attenuator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999532U (en) |
-
1982
- 1982-12-23 JP JP19761882U patent/JPS5999532U/en active Pending
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