Patent ID: 6453163
Filing Date: 2002-09-17
Classification: H04M,H04W

Abstract:
A method for restoring subscriber-related information in a first database system of a first communication network if the corresponding subscribers are registered as subscribers both in the first communication network and in a second communication network having a plurality of cordless communication systems, the method comprising the steps of:allocating terminals, which can be wirelessly connected, to individual subscribers wherein each of the terminals is registered and can be operated as a subscriber terminal in one of the plurality of cordless communication systems and can be operated as a visiting terminal in the remaining plurality of cordless communication systems; providing a second database system including a plurality of databases of individual cordless communication systems of the second communication network for storing subscriber data records containing subscriber-related information; and providing a controller in the second communication network for storing the subscriber-related information relevant to the first database system from the subscriber data records of the databases of the plurality of cordless communication systems in a storage device and for transferring the subscribe-related information, retrieved from the first database system, to the first communication network; wherein the first communication network is a public communication network comprising a plurality of cordless communication systems and the second communication network is a private communication network comprising a plurality of cordless communication systems.