PROBLEM TO BE SOLVED: To accommodate both the existing terminal and a terminal having C/U separation function, and process resource assignment or the like, by separating a control signal and user data.;SOLUTION: A terminal 121 performs a resource assignment request, including a C/U separation indicator. A resource management apparatus 201 determines, from the C/U separation indicator, that the terminal 121 has the C/U separation function, and a resource centralized-management apparatus assigns a resource of a base station, using a suitable wireless access system. Thereafter, the control signal is communicated via a base station 101 of a wireless access system a, while the user data is communicated via a base station 102 of a newly assigned wireless access system b.;COPYRIGHT: (C)2005,JPO&NCIPI
展开▼