[31C] Sports, Physical activity

[31C-03] The proposal of a ball device that could show graphic.

○Masaru Ohkubo¹, Toshiki Sato², Takuya Nojima¹ (1.University of Electro-communications, 2.Tokyo Institute of Technology)

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.