Premadasa, D. K. M. S. A.; Dissanayaka, D. M. A. S.; Wimalarathne, A. W. G. N. M.; Hemachandra, W. G. S. M.; Gunawardhane, W. A. T. N.; Kodikara, M. M. P. S.; Loheeswaran, S.
(University of Jaffna, 2021)
This research aimed to develop an ultrasonic sensor based smart cap as an electronic travel aid to improve the safe self-movement of the visually impaired persons. This smart cap provides the audible and mechanical vibration ...