Patent ID: 8892109

Claim:
A method performed by a processor connected to a node of a wireless core network that controls at least one radio access network (RAN) and is operated by at least a first operator, comprising: obtaining key performance indicators (KPIs) from one or more cells served by the core network; deciding to make a sharing attempt based on the KPIs, wherein the sharing attempt is an attempt to supply spectrum; announcing the sharing attempt to a sharing entity (SE) embodied in a processor connected to the wireless core network; obtaining from the SE the identity of at least one further operator and the terms of a sharing agreement with the further operator; and configuring the RAN to support the supplying of spectrum to the further operator according to the terms of the sharing agreement, the configuring including, sending, to at least one base station, information that identifies one or more carriers to be released by at least one sector for sharing; causing said base station, without service disruption, to migrate mobile terminals in the one or more sharing sectors off of the carriers that are to be released; and notifying the SE of the released carriers.