| 摘要 |
<p>An apparatus and method (fig. 2) for aiding a visually impaired or blind person to detect, identify and avoid objects in the field of vision of the surroundings. The apparatus includes electro-optical devices (400) to detect and identify objects, a control unit (227), which receives and processes information from the devices and a vocal representation unit (228) to receive instructions from the control unit for purpose of audibly describing the objects to the person in the field of vision, thereby enabling the person to cope and proceed safely in the surroundings. The method (fig. 2) describes the aid for a visually impaired person to detect, identify and avoid objects in the field of vision surroundings including the steps of receiving visual images of the objects (205-206), receiving range information concerning the objects (208), processing the image information (216), and audibly describing (234) to the person the objects in the field of vision, thereby enabling the person to cope with, and proceed in his surroundings.</p> |
