What is RF ID (Radio frequency identification)?
An RF ID tag (or referred to as a chip) is essentially a very small radio device that stores digital information that can be read by an RF ID scanner. The tag consists of a digital chip and a very small antenna. When you think about RF ID tags, you may think of something the size of a luggage tag. However, they are much smaller. In fact, they can be incorporated into a thin label such as in the examples below. Courtesy: ADASA, Inc. RFID Innovation If you’ve received a U.S. passport within the last couple of years, there’s an RF ID tag in it. Passports issued by the United States as well as many other countries incorporate RF ID chips. These are referred to as E-Passports. Essentially, the RF ID chip inside the passport contains all of your information printed in the passport as well as a digital photo of you. It is a non-contact technology, meaning that the reader doesn’t have to touch the passport to read the information, but rather just be within a certain distance. In fact, I read a
