METHOD AND APPARATUS FOR CONTROLLING OPERATING STATE OF USER PLANE BASE STATION, USER PLANE BASE STATION, CONTROL PLANE BASE STATION AND RADIO COMMUNICATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a method for controlling the operating state of a user plane base station in a radio communication system.SOLUTION: The radio communication system includes a control plane base station having a coverage area including a plurality of user plane base stations. Each user plane base station is switched off when there are satisfied a first condition, which is related to carrier traffic in the coverage area of the user plane base station, and a second condition related to the number of mobile users in the coverage area of the user plane base station.