Akash, Sharker Mehedi Hasan; Lasker, Md. Ashik; Akram, Md. Sifat
(Daffodil International University, 2019-12-05)
The IOT device dependent on ultrasonic sensors and Arduino for visually impaired. There are
approximately 1 billion peoples over the globe who are visually impaired by the World
Health Organization (WHO-2018) [2]. People ...