Patent ID: 8743836
Filing Date: 2014-06-03
Classification: H04J,H04W

Abstract:
1. A radio communication method used in a base station having multiple antenna elements, the method comprising the steps of: setting an inner zone and an outer zone by dividing a cell formed by the base station into two; determining whether a mobile station is located in the inner zone or the outer zone, on the basis of a predetermined criterion; notifying the mobile station located in the inner zone of control information including information on channel allocation and a communication method, through a broadcast channel; and notifying only the mobile station located in the outer zone of the control information through a dedicated channel by beamforming using the multiple antenna elements, wherein in the step of setting the inner zone and the outer zone, a zone size of the outer zone is set based on a beamforming gain calculated according to the number of multiple antenna elements.