Patent ID: 8687538

Claim:
An apparatus comprising: at least one processor, the at least one processor comprising: a common system information preparation device configured to prepare a set of common system information which applies to communication networks sharing at least one shared local communication area for communicating between the apparatus and host network elements, a dedicated system information preparation device configured to prepare a set of dedicated system information which applies to at least one of the communication networks sharing the at least one shared local communication area for communicating between the apparatus and host network elements, wherein the dedicated system information is addressed only to host network elements configured to support sharing of a local communication area, and a transmitting device configured to send from the apparatus to host network elements located in a shared local communication area, system information comprising the set of common system information prepared by the common system information preparation device and the set of dedicated system information prepared by the dedicated system information preparation device, wherein the set of common system information comprises an information element indicating radio frequency channels used by neighboring local communication areas of the communication networks that share the at least one shared local communication area, said neighboring local communication areas neighboring the at least one shared local communication area, wherein an information element indicating radio frequency channels used by neighboring local communication areas usable for the common system information is a list indicating absolute radio frequency channel numbers, wherein a general identification element of a communication network usable for one of the common and dedicated information is a public land mobile network identification, wherein a common general identification element of a communication network usable for the common information is a common public land mobile network identification, wherein a network identification element usable for the common information is a network color code, and wherein a permission indication usable for one of the common and dedicated information is a network color code permitted information element.