US Patent 7826382 Close proximity communication device and methods

Disclosed herein are methods and systems for receiving an encoded data packet including one or more error detection bits, one or more close proximity commands, and a communication identifier, decoding the received data packet, performing error detection based on the one or more error detection bits, validating the decoded received data packet, and executing one or more routines associated with the respective one or more close proximity commands when the decoded received data packet is validated.