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

Claim 8:
9. 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 includes:
a location generator for generating a location verification message including at least one of a random number value on the mobile communication device and a mobility ID, a public key, GPS information of the base station, and a current time on the base station, when a location verification request transmitted from the mobile communication device is received; and
a signature processor for transmitting, to the mobile communication device, the location verification information including a signature value generated by signing the location verification message with a private key, the location verification message, and the public key.