| 摘要 |
<p>PURPOSE: A road guide system for the blind is provided, which is used to guide the blind by recognizing not only the yellow color of the Braille block but also an RFID tag. CONSTITUTION: A road guide system for the blind includes: a handle(20) which is fixed to one side of a main body(30) by a hinge; a controller(50) which is formed inside the main body; and yellow color detection sensors(40) which are installed in each front end part and both end sides of the main body and recognize the yellow color spread on the crosswalk. The yellow detection sensor comprises a color detecting sensor, a front sensor, a left side sensor, a right side sensor which are respectively installed at the front side and left side and right sides.</p> |
