Radio-Frequency Identification (RFID) is the use of radio waves to read and capture information stored on a tag attached to an object. A tag can be read from up to several feet away and does not need to be within direct line-of-sight of the reader to be tracked.
Bluetooth Low Energy (or Bluetooth LE, Bluetooth Smart, or Bluetooth 4.0+) is the power- and application-friendly version of Bluetooth that was built for the Internet of Things (IoT) devices. You might wonder: How it is possible that a BLE device could work for years on one coin cell battery? What is difference between BLE and… Read More »