MOBILE COMMUNICATIONS SYSTEM, WIRELESS BASE STATION, AND MOBILE STATION

摘要

A bearer configuration in a case of using "Inter-Site CA" is properly defined. In a mobile communication system according to the present invention, an anchor radio base station eNB#1 which is one of radio base stations eNB#1 to eNB#3 is configured to map one EPS bearer #B established between a mobile station UE and a gateway device P-GW to radio bearers #3 to #5 established between the mobile station UE and the multiple radio base stations eNB#1 to eNB#3.