PUBLIC AND PRIVATE MOBILE COMMUNICATION SYSTEM AND SERVICE DEVICE THEREFOR

摘要

PURPOSE: A public and private mobile communication system and a service device therefor are provided to receive a mobile communication service in a private mobile communication network(private wireless network) and receive a mobile communication service in a public mobile communication network using a private BTS(Base Transceiver System) of a public/private shared cell area. CONSTITUTION: A public and private communication service device(12) connects to one among a plurality of BSCs(Base Station Controllers)(4-1 to 4-m). One private BTS(8-k) connects to the public and private communication service device(12) and forms a public and private shared cell area(14). The public and private communication service device(12) transparently transmits a message in case that the message received for a service requested by one MS(Mobile Station) among a plurality of MSs(20,22,24) is a message for a public mobile communication service. The public and private communication service device(12) provides a network connection for a corresponding private exchange service in case that the received message is a message for a private mobile communication service.