Paper Title
Intelligent Accedent Free Wheel Chair Controlled by Tilting Android Phone

A prototype of intelligent accident free wheel chair was designed that can be controlled by tilting android phone. This will be helpful for elderly or handicapped people who are having walking difficulties. Tilt of android phone was given as input to the micro controller. Depending on the movement of android phone the microcontroller controls the motor connected to the wheels. Ultra sound sensors are used to avoid the collision with neighboring objects. Keywords - Arduino mega 2560, Accelero meter, H bridge circuit, Ultrasound sensor