JPH02140195U - - Google Patents
Info
- Publication number
- JPH02140195U JPH02140195U JP4490889U JP4490889U JPH02140195U JP H02140195 U JPH02140195 U JP H02140195U JP 4490889 U JP4490889 U JP 4490889U JP 4490889 U JP4490889 U JP 4490889U JP H02140195 U JPH02140195 U JP H02140195U
- Authority
- JP
- Japan
- Prior art keywords
- area
- region
- circuit
- output
- length
- 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
- 238000005259 measurement Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Description
第１図はこの考案の一実施例の構成を示す図、
第２図は従来の目標選択装置の構成の一例を示す
図、第３図は第２図における領域検出回路７によ
り検出された領域の一例を示す図であつて、１は
入力光、２は結像光学系、３は赤外撮像素子、４
はアナログビデオ信号、５はＡ／Ｄコンバータ、
６はデイジタルビデオ信号、７は領域検出回路、
８は領域毎の画素信号、９は領域長さ計測回路、
１０は領域毎の長さ、１１は領域番号、１２はソ
ーテイング回路、１３は選択された領域番号、１
４は領域重心計測回路、１５は選択された目標の
重心座標、２１は画面内の領域数、２２は乱数発
生回路、２３は乱数、２４は並べ変えられた領域
番号、２５は領域選択回路である。なお、図中同
一あるいは相当部分には同一符号を付して示して
ある。
FIG. 1 is a diagram showing the configuration of an embodiment of this invention.
FIG. 2 is a diagram showing an example of the configuration of a conventional target selection device, and FIG. 3 is a diagram showing an example of the area detected by the area detection circuit 7 in FIG. Imaging optical system, 3 is an infrared image sensor, 4
is an analog video signal, 5 is an A/D converter,
6 is a digital video signal, 7 is an area detection circuit,
8 is a pixel signal for each region, 9 is a region length measurement circuit,
10 is the length of each area, 11 is the area number, 12 is the sorting circuit, 13 is the selected area number, 1
4 is a region centroid measurement circuit, 15 is the centroid coordinate of the selected target, 21 is the number of regions in the screen, 22 is a random number generation circuit, 23 is a random number, 24 is a rearranged region number, and 25 is a region selection circuit. be. It should be noted that the same or corresponding parts in the figures are indicated by the same reference numerals.
Claims (1)
手段とからなる目標選択装置において、上記赤外
撮像素子が出力する画素信号を領域毎に分割する
領域検出回路と、この領域検出回路が出力する領
域毎の画素信号から領域毎の長さを計算する領域
長さ計測回路と、この領域長さ計測回路が出力す
る領域毎の長さの大きい順番に領域番号を並で変
えるソーテイング回路と、乱数を発生する乱数発
生回路と、上記乱数に基づいて領域番号を選択す
る領域選択回路と、この領域選択回路が出力する
領域番号に相当する領域の重心点座標を計算する
領域重心計測回路とを備えたことを特徴とする目
標選択装置。 A target selection device comprising an imaging optical system, an infrared image sensor, and an image signal processing means includes an area detection circuit that divides a pixel signal outputted from the infrared image sensor into each area, and this area detection circuit. A region length measurement circuit that calculates the length of each region from the pixel signal of each region to be output, and a sorting circuit that changes the region number in order of increasing length of each region output by this region length measurement circuit. , a random number generation circuit that generates random numbers, an area selection circuit that selects an area number based on the random number, and an area centroid measurement circuit that calculates the coordinates of the center of gravity of the area corresponding to the area number output by the area selection circuit. A target selection device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4490889U JPH02140195U (en) | 1989-04-17 | 1989-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4490889U JPH02140195U (en) | 1989-04-17 | 1989-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140195U true JPH02140195U (en) | 1990-11-22 |
Family
ID=31558625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4490889U Pending JPH02140195U (en) | 1989-04-17 | 1989-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140195U (en) |
-
1989
- 1989-04-17 JP JP4490889U patent/JPH02140195U/ja active Pending
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