Patent ID: 8095084
Filing Date: 2012-01-10
Classification: H04W

Abstract:
1. An arrangement adapted to be located in a network node in a mobile communication network for selecting at least one diversity handover, DHO, node, that is to perform macro diversity functions, amongst the nodes of the mobile communication network comprising macro diversity functionality means, the selection is based on base station combinations of said mobile communication network and the arrangement comprises: means for retrieving at least one DHO node, that is to perform macro diversity functions, from a database comprising base station combinations of said mobile communication network and a pre-calculated DHO node selection for each such base station combination; means for updating the base station combinations to be included in the database; means for removing base station combinations from the database by time stamping each used base station combination such that the last time the combination was used is indicated; and means for removing a base station combination from the database based on an exponential average of time periods between two consecutive uses of said base station combination indicated by the time stampings.