Patent ID: 7613149

Claim:
A data dispersing method of dispersing data in a mobile communication system having a plurality of radio network controllers and a plurality of radio base stations connected to each of the radio network controllers, for sending and receiving user data between a host network and mobile stations via said radio network controllers and radio base stations, comprising steps of: setting up a plurality of transmission paths, each of which passes through at least a different radio network controller, between a base station, which sends and receives radio signals to and from a mobile station, and the host network; when user data is transmitted between the host network and a mobile station, dispersing the user data by passing said user data through said plurality of transmission paths; monitoring traffic conditions at a radio network controller; determining, based upon the traffic conditions, whether user data of a call or line being controlled by said radio network controller is to be dispersed by a plurality of transmission paths; and if the user data is to be dispersed, instructing said host network, another radio network controller and said base station in regard to dispersion of said user data.