Patent ID: 11868949
Assignee: BLACKBERRY LIMITED
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 18:
19. A non-transitory computer readable medium for storing instruction code, which, when executed by a processor of an asset tracking device cause the asset tracking device to:
activate a receiver of an intelligent transportation system transceiver at the asset tracking device;
receive a plurality of intelligent transportation system messages using the receiver, each of the plurality of intelligent transportation system messages having a certificate identifier;
select an intelligent transportation system message from within the plurality of intelligent transportation system messages based on the certificate identifier observed most frequently;
determine that the certificate identifier from the selected intelligent transportation system message is found within a list of stored certificate identifiers at the asset tracking device;
based on determining that the certificate identifier is found within a list of stored certificate identifiers, determine a geographic position of the asset tracking device from geographic information within the intelligent transportation system message; and
report the determined geographic position to a remote server.