JPH0441675U - - Google Patents
Info
- Publication number
- JPH0441675U JPH0441675U JP8300490U JP8300490U JPH0441675U JP H0441675 U JPH0441675 U JP H0441675U JP 8300490 U JP8300490 U JP 8300490U JP 8300490 U JP8300490 U JP 8300490U JP H0441675 U JPH0441675 U JP H0441675U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- directional coupler
- switch
- mixer
- coupler
- 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
- 230000001934 delay Effects 0.000 claims 1
- 239000000284 extract Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図はこの考案の一実施例による疑似信号発
生器の構成図、第２図はこの考案の動作を示す図
、第３図は従来の方式の構成図、第４図は従来方
式の動作を示す図である。
図において、１はスイツチ、２は方向性結合器
、３は方向性結合器、４はループ増幅器、５は遅
延線、６はスイツチ、７は混合器、８……ノイズ
発生器を示す。なお、図中、同一符号は同一、又
は相当部分を示す。
Fig. 1 is a block diagram of a pseudo signal generator according to an embodiment of this invention, Fig. 2 is a diagram showing the operation of this invention, Fig. 3 is a block diagram of a conventional system, and Fig. 4 is an operation of the conventional system. FIG. In the figure, 1 is a switch, 2 is a directional coupler, 3 is a directional coupler, 4 is a loop amplifier, 5 is a delay line, 6 is a switch, 7 is a mixer, and 8... is a noise generator. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
のスイツチからの信号を合成する方向性結合器と
、この方向性結合器からの信号の一部を取り出す
方向性結合器と、前記信号取り出し用方向性結合
器からの信号を増幅するループ増幅器と、このル
ープ増幅器からの信号を遅延し、前記合成用方向
性結合器へ出力する遅延線と、ノイズ発生器と、
前記取り出し用方向性結合器より取り出した信号
と前記ノイズ発生器のノイズ信号を混合する混合
器と、この混合器の出力信号にパルス変調を行う
スイツチを備えた疑似信号発生器。 A switch that limits the pulse width of an input signal, a directional coupler that combines signals from this switch, a directional coupler that extracts a part of the signal from this directional coupler, and a directional coupler for extracting the signal. a loop amplifier that amplifies the signal from the coupler, a delay line that delays the signal from the loop amplifier and outputs it to the combining directional coupler, and a noise generator;
A pseudo signal generator comprising: a mixer for mixing the signal extracted from the extraction directional coupler with a noise signal from the noise generator; and a switch for pulse modulating the output signal of the mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8300490U JPH0441675U (en) | 1990-08-04 | 1990-08-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8300490U JPH0441675U (en) | 1990-08-04 | 1990-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0441675U true JPH0441675U (en) | 1992-04-08 |
Family
ID=31630310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8300490U Pending JPH0441675U (en) | 1990-08-04 | 1990-08-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0441675U (en) |
-
1990
- 1990-08-04 JP JP8300490U patent/JPH0441675U/ja active Pending