Patent ID: 8417250
Filing Date: 2013-04-09
Classification: H04W,Y02D

Abstract:
1. A control method in a cellular network comprising: a first cell management entity adapted for managing a first radio cell which can be in an active state or in an inactive state; a second cell management entity adapted for managing a second radio cell; and a control entity adapted for controlling the first cell management entity; said first and second radio cells overlapping each other geographically at least partially; said method comprising the following steps at the control entity: obtaining a piece of presence information relating to the presence of a terminal in a radio neighbouring area of the first cell; deciding an activity state of the first cell on the basis of said piece of presence information; receiving a presence indication message from a terminal that is entering into the radio neighbouring area of the first cell; and receiving an absence indication message from a terminal that is exiting from the radio neighbouring area of the first cell, wherein said radio neighbouring area of the first cell comprising at least the second cell.