Patent ID: 7929500

Claim:
A system using a packet network in a mobile communication system, comprising: a home Base Transceiver Station(BTS) for receiving a call request from a MS, transmitting a connection request for the MS, using Ethernet-based Virtual Private Network (VPN) function, to a switching center block, receiving a radio channel assignment request, using Ethernet-based Virtual Private Network (VPN) function, for radio channel assignment to the MS from the switching center block, performing a radio channel assignment procedure with the MS, when the radio channel assignment procedure is completed transmitting an assignment complete, using Ethernet-based Virtual Private Network (VPN) function, to the switching center block; the switching center block for performing a call control and mobility control function for the MS, receiving the connection request for the MS, using Ethernet-based Virtual Private Network (VPN) function, from the home BTS, transmitting the radio channel assignment request, using Ethernet-based Virtual Private Network (VPN) function, to the home BTS for radio channel assignment to the MS and receiving the assignment complete, using Ethernet-based Virtual Private Network (VPN) function; and a home BTS manager for providing information necessary for providing the mobile communication services to the home BTS and managing the home BTS, wherein the home BTS performs an adaptive Radio Frequency (RF) function, and wherein the home BTS provides handoff functionality to the MS for a handoff to a general BTS.