Patent ID: 8417266

Claim:
A method for providing a Location Based Service (LBS) by an LBS provider, the method comprising: receiving identifiers of terminals, which belong to those who are authorized to be provided with location information of a specific terminal, from a user of the specific terminal and storing the identifiers in the LBS provider; receiving a request message for location information of the specific terminal from a requester terminal, wherein the request message contains information on the specific terminal and identifiers of the requester terminal and at least one terminal specified to simultaneously receive the location information of the specific terminal; performing positioning of the specific terminal to obtain the location information of the specific terminal when the request message is received; determining whether the requester terminal and the at least one specified terminal have permission to obtain the location information based on whether the identifiers of the requester terminal and the at least one specified terminal is included in the stored identifiers of terminals; and delivering the current location information of the specific terminal to the at least one specified terminal along with the requester terminal when permission to obtain the current location information is granted.