What is RFID and How Does RFID Work?

What is RFID? RFID stands for Radio-Frequency Identification and refers to the use of radio waves to capture electronically stored information on a RFID card or tag. Who invented RFID? Charles Walton, Born in 1921 is best known as the first patent holder for the RFID (radio frequency identification) device. Many individuals contributed to the invention of…