US Patent 11922246 Article-identification-and-location device systems and methods of using same

A luggage tag comprises an indicator; a thin tag body including a radiofrequency (RF) receiver configured to receive an RF signal transmitted by an RF transmitter and a processor in communication with the RF receiver and the indicator, the processor being configured to acquire information from the RF signal that is received by the RF receiver and to turn on the indicator in response to the information acquired from the RF signal; and a coupling unit for coupling the thin tag body of the luggage tag to luggage.