These blind people are totally dependent on others as they can t walk alone.
Smart blind stick using ultrasonic sensor pdf.
In this project we will learn how to design blind walking stick using arduino ultrasonic sensor hc sr04.
Pdf on mar 1 2018 naiwrita dey and others published ultrasonic sensor based smart blind stick find read and cite all the research you need on researchgate.
Of course you can use a vibrator motor in place of buzzer and advance a lot more using your creativity.
Using this smart blind stick a visually impaired person can walk without anyone s help.
Ny idea for my project since im using vibrating motor and ultrasonic sensor for.
Almost 30 million people are blind according to the recent who report.
The smart blind stick automatically detects the obstacle in front of the person and give him a response to the person by vibrating the stick and also with a warning sound.