JPH02133594U - - Google Patents
Info
- Publication number
- JPH02133594U JPH02133594U JP4330889U JP4330889U JPH02133594U JP H02133594 U JPH02133594 U JP H02133594U JP 4330889 U JP4330889 U JP 4330889U JP 4330889 U JP4330889 U JP 4330889U JP H02133594 U JPH02133594 U JP H02133594U
- Authority
- JP
- Japan
- Prior art keywords
- area
- region
- circuit
- imaging device
- infrared imaging
- 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
- 238000003331 infrared imaging Methods 0.000 claims 3
- 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は領域面積計測回路、
１０は領域毎の面積、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 area measurement circuit,
10 is the area of each region, 11 is the region number, 12 is the sorting circuit, 13 is the selected region 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)
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面積を計算する領域面
積計測回路と、この領域面積計測回路が出力する
領域毎の面積の大きい順番に領域番号を並べ変え
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。 In a target selection device comprising an imaging optical system, an infrared imaging device, and an image signal processing means, an area detection circuit divides a pixel signal outputted by the infrared imaging device into regions, and an area detection circuit outputs an output signal from the infrared imaging device. a region area measurement circuit that calculates the area of each region from pixel signals for each region; a sorting circuit that rearranges region numbers in descending order of area of each region output by this region area measurement circuit; and a random number that generates random numbers. The invention is characterized by comprising a generation circuit, 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. target selection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4330889U JPH02133594U (en) | 1989-04-13 | 1989-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4330889U JPH02133594U (en) | 1989-04-13 | 1989-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02133594U true JPH02133594U (en) | 1990-11-06 |
Family
ID=31555613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4330889U Pending JPH02133594U (en) | 1989-04-13 | 1989-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02133594U (en) |
-
1989
- 1989-04-13 JP JP4330889U patent/JPH02133594U/ja active Pending
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