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  • Study of the White Cane whi...
    OTAKI, Hideyuki; KADOI, Hironori; KOTOSAKA, Shinya; NAGASAKA, Yasumi

    Transactions of the Japan Society of Mechanical Engineers Series C, 2006, Volume: 72, Issue: 724
    Journal Article

    Bricks and blocks come to be used to the pavement and intersections etc., then a lot of small steps are arisen now, too. On such places it is difficult to find out textured paving block by visually handicapped person using percussion type cane. Therefore the new type white cane is designed which detects the steps condition using ultrasonic sensor installed grip part and draws the attention by the sound. In this research we designed a white cane that had the ancillary function in which it informed to the visually handicapped person's palm whether the block exists or not by the linear vibration actuator (it is called LOA). This cane has a characteristic which detect the color (yellow) of the textured pavement block in addition with the RGB color sensor while providing the function of the percussion typed cane. We made an example for trial purposes and the characteristic was examined. As a result we found that this cane assist the visually handicapped person to find textured paving block.