Patent ID: 11889384
Assignee: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 10:
11. A location verification system for a smart city comprising a plurality of base stations located in respective preset areas and transmitting, to an adjacent mobile communication device, location verification information obtained by signing GPS information on the base stations with a private key,
wherein the base station further includes a location generator for generating a location verification message including GPS information of the base station, a current time on the base station, and the address ID; and
a signature processor for generating a signature value by signing the GPS information of the base station and the current time on the base station with the private key issued for the address ID, and broadcasting the location verification information including at least one of the location verification message, the address ID, and the signature value.