Blind Guide: Anytime, Anywhere Solution for Guiding Blind People

The primary goal of technology is helping people to improve their quality of life. Technology can assist us with our limitations. Blindness prevents people from having a healthy life. Without any external aid or device, sightless cannot navigate in the world. Many assistive tools have been developed to help blind people. White canes and GPS devices help blind in their navigation. Each device has their limitation. Wireless sensor networks is a technology that has been used to help people with disability. In this paper, the authors propose a system based on this technology that helps blind people to navigate in indoors or outdoors scenarios. The prototype is portable assuring that can be used anytime and anywhere. The system is composed of wireless sensors that can be used in different parts of the body. The sensors detect an obstacle and inform the user with an audible warning providing a safety walk to the users.