Patent ID: 8874156
Filing Date: 2014-10-28
Classification: H04W

Abstract:
1. A unit radio network controller for use in a radio network controller assembly and configured to control a plurality of base stations, each base station controlling at least one radio cell, the unit radio network controller comprising: a set of external interfaces configured for interaction with a core network, at least one base station, and at least one radio network controller; and a set of internal interfaces, distinct from the set of external interfaces, the set of internal interfaces configured at least for interaction with peer unit radio network controllers belonging to the radio network controller assembly; wherein said set of external interfaces is configured to be used by the radio network controller assembly for communication with the plurality of base stations, the core network, and radio network controllers external to the radio network controller assembly; wherein the unit radio network controller is a singleton device which owns a Signalling System #7 interface for the radio network controller assembly which is to be performed by only one unit radio network controller in relation to the core network.