ANGULAR VELOCITY DETECTING DEVICE IN AUTOMATIC TRACKING
PURPOSE:To improve the operability and the detection accuracy of an angular velocity by outputting driving control information to a swiveling and elevating device so that a mobile body is positioned in the frame of an image pickup signal through image processing. CONSTITUTION:The attitude of a camer...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To improve the operability and the detection accuracy of an angular velocity by outputting driving control information to a swiveling and elevating device so that a mobile body is positioned in the frame of an image pickup signal through image processing. CONSTITUTION:The attitude of a camera 2 is controlled by a manual device 10 over a lock at an image display device 3 so that the image of an air craft T picked up by a TV camera 2 is positioned in the center of a screen. It is confirmed that the air craft T is displayed in the center of the screen and then the image is inputted as a target of automatic tracking to a high-speed digital image processor 4 from an input device 9. When an automatic tracking mode is entered, the device 4 outputs control information to a swivel and elevation controller 5 to drive and control the camera 2 through a swivel and elevation driving device 6 so that the camera 2 tracks the aircraft T. A swivel and elevation angular velocity detector 7 coupled with the device 6 outputs the swivel and elevation angular velocities of the aircraft T to observe and track the mobile body which moves over a wide range, thereby improving the operativity and angular velocity detection accuracy. |
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