Dot devices come in the form of a smart business card and a dot that sticks to the back of a phone or any surface. A dot device boasts a minimal design as it acts simply as a medium of transfer.

The transportation sector will likely emerge ... Square Inc., and Verifone are among the most prominent names in the smart-card business. These companies along with numerous other developers ...

In most settings business cards are given out without much thought. But what if you could make your card stand out from the rest? By using a 5×15 LED matrix screen, a single micro controller ...

Photo: Smart cards and card readers will be tested in New York and New Jersey buses and subways / Metropolitan Transportation Authority If a new pilot runs smoothly, public transit riders in New ...