  The proposed system aims to be a techno-friend of visually impaired people to
assist them in orientation and mobility both indoor and outdoor. Moving through
an unknown environment becomes a real challenge for most of them, although they
rely on their other senses. An age old mechanism used for assistance for the
blind people is a white cane commonly known as walking cane a simple and purely
mechanical device to detect the ground, uneven surfaces, holes and steps using
simple Tactile-force feedback.
