Paper Title
Sound Guided Blind Navigation

The objective of this project is to assist the blind by audio response and thus creating a better navigation aid for blind. This paper discusses the detection of obstacle infront of the blind and gives instruction accordingly. A voice recorder IC has been used for producing the audio response. It also includes an RFID which notifies the blind about the destination of the bus arrived at the bus stop and thus helping them to travel easily by bus. Index Terms— Ultrasonic sensor, PIC, Text to speech converter, RF ID tag and reader.