JPH02128581U - - Google Patents
Info
- Publication number
- JPH02128581U JPH02128581U JP3662189U JP3662189U JPH02128581U JP H02128581 U JPH02128581 U JP H02128581U JP 3662189 U JP3662189 U JP 3662189U JP 3662189 U JP3662189 U JP 3662189U JP H02128581 U JPH02128581 U JP H02128581U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- frequency
- dft
- hereinafter referred
- target detection
- 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 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図は本考案の一実施例の構成を示すブロツ
ク図、第２図は従来の技術によるこの種の信号処
理装置の構成を示すブロツク図。
１，１１……ＡＤ変換回路、２，１２……ＤＦ
Ｔ回路、３……周波数追尾回路、４，１４……目
標検出回路、
FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention, and FIG. 2 is a block diagram showing the configuration of this type of signal processing device according to the prior art. 1, 11...AD conversion circuit, 2, 12...DF
T circuit, 3... frequency tracking circuit, 4, 14... target detection circuit,
Claims (1)
と記す）と離散型フーリエ変換回路（以下ＤＦＴ
回路と記す）と目標検出回路とを有する信号処理
装置において、前記ＤＦＴ回路の出力する信号に
、前記目標検出回路の検出する目標が存在すると
判定される周波数を中心とするあらかじめ定めら
れた周波数幅の周波数ゲートをかける周波数追尾
回路が付加されて成る事を特徴とする信号処理装
置。 Analog-to-digital conversion circuit (hereinafter referred to as AD conversion circuit) and discrete Fourier transform circuit (hereinafter referred to as DFT)
circuit) and a target detection circuit, the signal output from the DFT circuit has a predetermined frequency width centered at a frequency at which it is determined that a target detected by the target detection circuit exists. A signal processing device characterized in that a frequency tracking circuit for applying a frequency gate is added.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3662189U JPH02128581U (en) | 1989-03-29 | 1989-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3662189U JPH02128581U (en) | 1989-03-29 | 1989-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128581U true JPH02128581U (en) | 1990-10-23 |
Family
ID=31543011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3662189U Pending JPH02128581U (en) | 1989-03-29 | 1989-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128581U (en) |
-
1989
- 1989-03-29 JP JP3662189U patent/JPH02128581U/ja active Pending