Patent ID: 9154965
Filing Date: 2015-10-06
Classification: H04W,Y02D

Abstract:
1. A method for controlling a small cell off procedure by a Macro Serving Cell (MSC), the method comprising: receiving, by the MSC from a Source Small Cell (SSC), a Cell Off Indication message including a Cell State Change Indication parameter indicating a cell status of the SSC; transmitting, by the MSC to the SSC, an Expand Indication message indicating an expanding of the MSC when the Cell State Change Indication parameter indicates a cell off status, the Expanding Indication message including a Time to Start Expand parameter indicating when the MSC starts an expanding of coverage of the MSC and an Expand Timer parameter indicating a time period during which the expanding is performed; and starting the expanding of coverage of the MSC at a time indicated by the Time to Start Expand parameter during the time period indicated by the Expand Timer.