JPH02122374U - - Google Patents
Info
- Publication number
- JPH02122374U JPH02122374U JP3043289U JP3043289U JPH02122374U JP H02122374 U JPH02122374 U JP H02122374U JP 3043289 U JP3043289 U JP 3043289U JP 3043289 U JP3043289 U JP 3043289U JP H02122374 U JPH02122374 U JP H02122374U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- frequency difference
- conversion
- difference signal
- timing
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図は本考案の一実施例のブロツク図である
。
１……カウンタ回路、２……Ａ／Ｄ変換回路、
３……タイミング発生回路、４……信号処理回路
。
FIG. 1 is a block diagram of one embodiment of the present invention. 1...Counter circuit, 2...A/D conversion circuit,
3...timing generation circuit, 4...signal processing circuit.
Claims (1)
するカウンタ回路と、周波数差信号をサンプルし
てデイジタル信号として出力するＡ／Ｄ変換回路
と、カウンタ回路の出力タイミング及びＡ／Ｄ変
換回路の変換タイミングを発生させるタイミング
発生回路と、カウンタ回路とＡ／Ｄ変換回路から
のデイジタル信号を入力して演算処理を行い周波
数差信号の積分値を一定時間間隔毎に出力する信
号処理回路とを備えることを特徴とするドツプラ
計測回路。 A counter circuit that counts zero crossing points of a frequency difference signal, an A/D conversion circuit that samples the frequency difference signal and outputs it as a digital signal, and a timing that generates the output timing of the counter circuit and the conversion timing of the A/D conversion circuit. A Doppler characterized by comprising a generation circuit and a signal processing circuit which inputs digital signals from a counter circuit and an A/D conversion circuit, performs arithmetic processing, and outputs an integral value of a frequency difference signal at regular time intervals. Measurement circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3043289U JPH02122374U (en) | 1989-03-17 | 1989-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3043289U JPH02122374U (en) | 1989-03-17 | 1989-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02122374U true JPH02122374U (en) | 1990-10-05 |
Family
ID=31255496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3043289U Pending JPH02122374U (en) | 1989-03-17 | 1989-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02122374U (en) |
-
1989
- 1989-03-17 JP JP3043289U patent/JPH02122374U/ja active Pending