Patent ID: 8634338
Filing Date: 2014-01-21
Classification: G06K,G06Q,G07B,H04L,H04W

Abstract:
1. A method of conducting a financial transaction via radio frequency communications, the method comprising: transmitting, from a wireless master device, a first wireless command to initiate identification of one of a potential population of radio frequency communications devices, the wireless master device configured to transmit a plurality of subsequent wireless commands to continue the identification of the one radio frequency communications device, the first command including first bits that identify at least one radio frequency communications device; receiving a reply at the wireless master device from the one radio frequency communications device, that has an identifier that includes the first bits; determining whether there is a collision and if there is no collision in response to the first wireless command, identifying from the reply the identifier of the one radio frequency communications device; and transmitting a second wireless command to individually identify the one radio frequency communications device using the identifier of the one radio frequency communications device that requests the one radio frequency communications device to transmit a subsequent reply; and debiting an account associated with the one radio frequency communications device based at least in part on the replies from the one radio frequency communications device.