Patent ID: 7127250

Claim:
A system, comprising: a mobile station, including: a first level 1, a first level 2, and a first level 3 protocol for a licensed wireless service having a licensed wireless channel serviced by a telecommunications network; and a second level 1, a second level 2, and a second level 3 protocol for an unlicensed wireless service activated when said mobile station is within an unlicensed wireless service area; an indoor base station operable to communicate with said mobile station through an unlicensed wireless channel; and an indoor network controller coupled to said indoor base station and adapted to exchange signals with said telecommunications network; wherein said indoor network controller is configured to convert said second level 1, said second level 2, and said second level 3 protocol into a standard base station controller interface protocol recognized by said telecommunications network; wherein said indoor base station operates transparently to said second level 3 protocol; wherein said mobile station and said indoor network controller are configured to establish a communication session on said unlicensed wireless channel, said indoor network controller using said standard base station controller interface protocol to communicate with said licensed network; wherein said second level 3 protocol comprises a radio resource sublayer adapted for said unlicensed wireless system, wherein an access mode switch is triggered to utilize a mobility management sublayer and a call management sublayer shared with said first level 3 protocol.