JPH0390120U - - Google Patents
Info
- Publication number
- JPH0390120U JPH0390120U JP15235289U JP15235289U JPH0390120U JP H0390120 U JPH0390120 U JP H0390120U JP 15235289 U JP15235289 U JP 15235289U JP 15235289 U JP15235289 U JP 15235289U JP H0390120 U JPH0390120 U JP H0390120U
- Authority
- JP
- Japan
- Prior art keywords
- temperature compensation
- gain
- semi
- fixed attenuator
- 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
- 238000010586 diagram Methods 0.000 description 5
- 102000005591 NIMA-Interacting Peptidylprolyl Isomerase Human genes 0.000 description 1
- 108010059419 NIMA-Interacting Peptidylprolyl Isomerase Proteins 0.000 description 1
- 102000007315 Telomeric Repeat Binding Protein 1 Human genes 0.000 description 1
- 108010033711 Telomeric Repeat Binding Protein 1 Proteins 0.000 description 1
Landscapes
- Attenuators (AREA)
Description
第１図は、本考案に係るゲインの温度補償回路
の回路図、第２図は本考案の第２の実施例の回路
図、第３図は、従来のＰＩＮアツテネータの回路
図、第４図、第５図は、第３図の回路の減衰量、
小、大時の等価回路、第６図はダウンコンバータ
のブロツクダイヤグラムである。
ＰＩＮ１，ＰＩＮ２……ＰＩＮダイオード、１
ａ，１ｂ，１ｃ，１ｄ，１ｅ，１ｆ，１ｇ……温
度補償用ダイオード。
FIG. 1 is a circuit diagram of a gain temperature compensation circuit according to the present invention, FIG. 2 is a circuit diagram of a second embodiment of the present invention, FIG. 3 is a circuit diagram of a conventional PIN attenuator, and FIG. 4 is a circuit diagram of a gain temperature compensation circuit according to the present invention. , Figure 5 shows the attenuation of the circuit in Figure 3,
FIG. 6 is a block diagram of the down converter. PIN1, PIN2...PIN diode, 1
a, 1b, 1c, 1d, 1e, 1f, 1g...temperature compensation diodes.
Claims (1)
含む高周波機器のゲイン温度補償回路であつて、
前記の半固定アツテネータを構成するダイオード
の直流電流路に温度補償用ダイオードでなる温度
でかわる電流調節回路を設けたことを特徴とする
ゲインの温度補償回路。 A gain temperature compensation circuit for high frequency equipment including a semi-fixed attenuator composed of diodes,
1. A temperature compensation circuit for gain, characterized in that a current adjustment circuit that changes depending on the temperature and is made of a temperature compensation diode is provided in the DC current path of the diode constituting the semi-fixed attenuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15235289U JPH0390120U (en) | 1989-12-27 | 1989-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15235289U JPH0390120U (en) | 1989-12-27 | 1989-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390120U true JPH0390120U (en) | 1991-09-13 |
Family
ID=31698621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15235289U Pending JPH0390120U (en) | 1989-12-27 | 1989-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390120U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5029071A (en) * | 1973-07-06 | 1975-03-24 | ||
| JPS5487413A (en) * | 1977-12-23 | 1979-07-11 | Nec Corp | Transmitter |
-
1989
- 1989-12-27 JP JP15235289U patent/JPH0390120U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5029071A (en) * | 1973-07-06 | 1975-03-24 | ||
| JPS5487413A (en) * | 1977-12-23 | 1979-07-11 | Nec Corp | Transmitter |