Development Of A Prototype Of A Braille Keyboard For Smartphones

Abstract

Nowadays, billions of people around the world are using smartphones. In this information technology century, it is difficult to imagine our life without smartphones. Smartphones play an important role in the lives of visually impaired people. These devices help them in their daily tasks. Smartphones based on modern technologies for blind people are available worldwide. Smartphones have a specially designed external USB Braille keyboard with large six dots that help blind people type SMS messages easily and quickly. This paper presents the development of a low-cost external USB Braille keyboard for smartphones which is designed to help blind and visually impaired people type quick messages. This device is beneficial through its innovative concept, its simplicity, and its availability at an affordable cost.