Doo-Yong Yang

Method and system for using either public or private networks in 1xEV-DO system

Private EV-DO system sharing public network data location register and data service method

Service apparatus and method for public mobile communication network, and private wire and mobile communication network

Private wireless communication system and method for controlling mobile station using the same

Providing roaming service among private mobile switching centers

Apparatus and method for processing data call in private wireless high-speed data system

Private wireless high-speed data system and data service method

Method for providing roaming service among private mobile switching centers

Providing evolution data only (EV-DO) service in network interfacing wireless public network and wired/wireless private network

Registering mobile station in private mobile network cooperating with public land mobile network (PLMN)