VIRTUAL SPORT SYSTEM FOR ACQUIRING GOOD IMAGE OF BALL BY CONTROLLING CAMERA ACCORDING TO SURROUNDING BRIGHTNESS
First Claim
1. A virtual sport system, comprising:
- a photographing unit comprising a camera to acquire images of a ball; and
a simulator to calculate physical quantities of the ball on the basis of the images of the ball,wherein the photographing unit further comprises a control unit to extract visual information from at least one image acquired by the camera and determine a control signal for adjusting an exposure time or video gain of the camera on the basis of the visual information.
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Accused Products
Abstract
The present invention relates to a virtual sport system for acquiring a good image of a ball by controlling a camera according to the surrounding brightness. One embodiment of the present invention provides a virtual sport system which comprises a photographing unit, having a camera for acquiring an image of a ball, and a simulator, for calculating the physical quantity of the ball on the basis of the image of the ball; and which further comprises a control unit that extracts image information from at least one image acquired by the photographing unit by means of the camera, and determining, on the basis of the image information, a control signal for adjusting the image gain or the exposure time of the camera.
10 Citations
11 Claims
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1. A virtual sport system, comprising:
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a photographing unit comprising a camera to acquire images of a ball; and a simulator to calculate physical quantities of the ball on the basis of the images of the ball, wherein the photographing unit further comprises a control unit to extract visual information from at least one image acquired by the camera and determine a control signal for adjusting an exposure time or video gain of the camera on the basis of the visual information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification