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2. Radio-frequency identification - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_identification

   Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID system consists of a tiny radio transponder called a tag, a radio receiver , and a transmitter .

3. Chipless RFID - Wikipedia

   en.wikipedia.org/wiki/Chipless_RFID

   Chipless RFID tags, on the other hand, function without a communication protocol. They employ a grid of dipole antennas that are tuned to different frequencies. The interrogator generates a frequency sweep signal and scans for signal dips. Each dipole antenna can encode one bit. The frequency swept will be determined by the antenna length.

4. Flipper Zero - Wikipedia

   en.wikipedia.org/wiki/Flipper_Zero

   Flipper Zero is designed for interaction with various types of access control systems, radio protocols, RFID, near-field communication (), and infrared signals. [6] [7] To operate the device, a computer or a smartphone is not required; it can be controlled via a 5-position D-pad and a separate back button.

5. Real-time locating system - Wikipedia

   en.wikipedia.org/wiki/Real-time_locating_system

   There is a wide variety of systems concepts and designs to provide real-time locating. [7] Active radio frequency identification (Active RFID) Active radio frequency identification - infrared hybrid (Active RFID-IR) Infrared (IR) Optical locating [8] [9] Low-frequency signpost identification; Semi-active radio frequency identification (semi ...

6. Automatic identification and data capture - Wikipedia

   en.wikipedia.org/wiki/Automatic_identification...

   Technologies typically considered as part of AIDC include QR codes, [1] bar codes, radio frequency identification (RFID), biometrics (like iris and facial recognition system), magnetic stripes, optical character recognition (OCR), smart cards, and voice recognition. AIDC is also commonly referred to as "Automatic Identification", "Auto-ID" and ...

7. Outlawed anti-drone radio jammers are being marketed on ... - AOL

   www.aol.com/news/anti-drone-companies-market...

   The potential market for anti-drone systems such as radio frequency jammers includes large corporations and organizations that are worried about drone terrorism but are not legally allowed to use ...