With the growing concern regarding the causes of the visual impairment and also owing to the consistent efforts of World Health Organization (WHO) globally and National Association for Blinds (NAB) in India, there are many welfare initiatives for the visually impaired people. The present project showcases such an initiative. The main theme of the research and development portrayed through this book is using the state of art technologies for providing a voice based alerts to the visually impaired person in order to guide him/her in a closed room. The system presented in this book resorts to...

The last century and the first decade of the present century have been dominated with the advancements in Electronics. In this era we have witnessed the basic growth of this interesting discipline right from the inception of the transistor which subsequently evolved into Integrated Circuits, Microprocessors, Microcontrollers, Field Programmable Gate Arrays. Though there is vigorous research witnessed in many domains related to Electronics, apart from the scant reviews reported in the scholarly journals, there is no single book that reviews the latest scenario during the last decade. Through...