Patent ID: 9680837
Date: 2017-06-13
CPC Classifications: G05B,G07C,H04L,H04W

Claim:
1. A method for providing radio frequency identification access control, the method comprising: providing an access control module, wherein the access control module is capable of interacting at a first frequency and a second frequency; providing an access credential operable at the first frequency and at the second frequency; communicating data from the access credential to the access control module at the first frequency; determining within the access control module whether the data was communicated using the first frequency or the second frequency; wherein if the access control module is not capable of receiving at the first frequency, the method further comprises: communicating the data from the access credential to the access control module at the second frequency; determining within the access control module the frequency at which the data was communicated; granting access by the access control module to an access point if the data received is sufficient to authorize access.