The wireless carrier (114) passes the signals on to the position server (120).
The reference network (115) is coupled to the position server (120) and provides GPS data.
The preprocessed data is transmitted to one or more position servers for additional processing and position determination.
The position server (120) processes the mobile receiver's GPS data and the reference network ephemeris data to identify the location of the mobile receiver (130).
The cache is populated with a value identifying the address of the serving position server.
The location server (26) then calculates the location.
The third party service provider transmits a location request to the network location server, the location request including the encrypted identification information received from the client.
The third party service provider provides the location-based service accordng to a response to the location request from the network location server.
A location module Mi sends an identifier (IDi) to a location server Sxyz to request for location guarantee.
Service functionality includes modular systems including a Push server, a Pre-paid calling server, and a location server in addition to internal portal functions.
The location module Mi sends the location certificate to a verifier V. The verifier V verifies the signature of the location certificate by using a public key of the location server Sxyz.
A cache is provided at the mobile station.
Using the defined registration request and registration response, the station can register its geographical location with a Registered Location Server (RLS), and operate as an AP STA within WS.