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US20090140837 RF Token and Receptacle System and Method  
An electronic token system includes a token receptacle and a portable token. The receptacle includes an RF transceiver antenna. The portable token includes a RF data exchange circuit, an enclosure...
US20080315989 SECURITY FUNCTIONALITY FOR MAGNETIC CARD READERS AND POINT OF SALES DEVICES  
A magnetic card reader including a magnetic head, located in a non-secured region, at least one signal path extending from the magnetic head in the non-secured region to a secured region, signal...
US20090045913 System and method for interrogation radio-frequency identification  
A system and method for communicating with contactless IC cards of multiple protocols and power levels includes generating a first alternating magnetic field with an interrogator for energizing a...
US20160300411 SYSTEM AND METHOD FOR DOOR UNLOCKING USING A PAYMENT ACCOUNT  
Disclosed herein are systems, methods, and computer-readable storage media for door unlocking using a payment account. The system receives registration of a user at a business entity, such as a...
US20160232727 CONTROL SYSTEM AND CONTROL METHOD FOR VEHICLE ANTI-THEFT  
A control method for vehicle anti-theft is provided. The control method is running on a vehicle and a smart key. The control method includes: transmitting a low-frequency signal; analyzing a...
Matches 1 - 5 out of 5