Importance

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Abstract

A shooting video game machine includes a monitor screen, a light source near the monitor screen, and a mock gun having an image sensor with a pixel array for capturing an image including the monitor screen and the light source. A light source position detection unit detects as image position of an image of the light source in the pixel array. A hit position detection unit for determines a position aimed at on the monitor screen based on the image position. The light source position detection unit includes a detector for detecting pixels having data of the image of the light source and stores only address of the detect pixels to a memory. A light source position calculator calculate the image position of the light source according to the address data stored in the memory in a certain time period.

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First Claim