The ball having a graphic display could enrich the strategic characteristic of the ball game sports in Augmented Sports. The proposed ball has a sensor inside to acquire rotary information of itself, and a LED matrix is attached to the outer surface of the ball to show graphics toward a direction in the turning state. In this presentation, we report the development of the ball system which display a graphic in the one axis rotatory state, and the test about the validity of the proposed system.
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