JPH0210624U - - Google Patents
Info
- Publication number
- JPH0210624U JPH0210624U JP8888888U JP8888888U JPH0210624U JP H0210624 U JPH0210624 U JP H0210624U JP 8888888 U JP8888888 U JP 8888888U JP 8888888 U JP8888888 U JP 8888888U JP H0210624 U JPH0210624 U JP H0210624U
- Authority
- JP
- Japan
- Prior art keywords
- pin diode
- wavelength
- terminal
- open stub
- pin
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Attenuators (AREA)
Description
第1図はこの考案によるピンダイオードアツテ
ネータ回路の接続図、第2図は従来のピンダイオ
ードアツテネータ回路の接続図である。
1は信号入力端子、2はハイブリツドカツプラ
、3は信号出力端子、4a,4bはバイアス端子
、5a,5bは第1、第2のピンダイオード、6
a,6bは第1、第2の1/4波長オープンスタブ
、7a,7bは1/4波長アース線路、8は1/4波長
接続線路、9は電位点、10は電位点。なお、図
中、同一符号は同一、又は相当部分を示す。
FIG. 1 is a connection diagram of a pin diode attenuator circuit according to this invention, and FIG. 2 is a connection diagram of a conventional pin diode attenuator circuit. 1 is a signal input terminal, 2 is a hybrid coupler, 3 is a signal output terminal, 4a, 4b are bias terminals, 5a, 5b are first and second pin diodes, 6
a and 6b are first and second 1/4 wavelength open stubs, 7a and 7b are 1/4 wavelength ground lines, 8 is a 1/4 wavelength connection line, 9 is a potential point, and 10 is a potential point. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
のピンダイオードと、この第1のピンダイオード
につながる第1の1/4波長オープンスタブと、信
号出力端子と1/4波長アース線路とにつながり、
上記第1のピンダイオードと逆極性につながつて
いる第2のピンダイオードと、この第2のピンダ
イオードにつながる第2の1/4波長オープンスタ
ブと、上記第1のピンダイオードと上記第2のピ
ンダイオードとを接続する1/4波長線路とで構成
したピンダイオードアツテネータ回路。 The first terminal connected to the signal input terminal and the bias terminal
a pin diode, a first 1/4 wavelength open stub connected to this first pin diode, a signal output terminal and a 1/4 wavelength ground line,
a second pin diode connected with the opposite polarity to the first pin diode; a second quarter wavelength open stub connected to the second pin diode; and a second pin diode connected to the first pin diode and the second pin diode; A pin diode attenuator circuit consisting of a 1/4 wavelength line that connects a pin diode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8888888U JPH0210624U (en) | 1988-07-04 | 1988-07-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8888888U JPH0210624U (en) | 1988-07-04 | 1988-07-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0210624U true JPH0210624U (en) | 1990-01-23 |
Family
ID=31313448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8888888U Pending JPH0210624U (en) | 1988-07-04 | 1988-07-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0210624U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0438662A (en) * | 1990-05-31 | 1992-02-07 | Nakamichi Corp | Disk carriage used in changer system disk player |
-
1988
- 1988-07-04 JP JP8888888U patent/JPH0210624U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0438662A (en) * | 1990-05-31 | 1992-02-07 | Nakamichi Corp | Disk carriage used in changer system disk player |
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