Patent ID: 11917070
Assignee: CARRIER CORPORATION
Field: Control (Instruments)
Classification: CPC H  G | IPC G  H

Claim 8:
9. A method of managing digital credentials for a wireless key device having a wireless transceiver and antenna configured to communicate wirelessly with an access terminal and a server, and a processor configured to executed instructions to implement the method, the method comprising:
authenticating the key device with the server; identifying, using the server, a biter based on at least a set of user permissions and a geographic location of the key device and selecting a subset of the plurality of digital credentials based on the filter;
retrieving the filtered plurality of digital credentials from the server, the filtered plurality of digital credentials associated with a plurality of access terminals within a selected geographic proximity to the key device;
polling the access terminal via the wireless transceiver and antenna for an access terminal identification which uniquely identifies the access terminal;
receiving the access terminal identification from the access terminal in response to the polling from the key device;
identifying a digital credential of the filtered plurality of digital credentials associated with the access terminal based on the access terminal identification; and
transmitting the selected digital credential to the access terminal via the wireless transceiver and antenna.