Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2004-12-03
2009-12-15
Eng, George (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S448000, C455S041200, C370S331000, C370S338000
Reexamination Certificate
active
07634269
ABSTRACT:
Extending the coverage area of a licensed wireless communication system using an unlicensed communication system is described. In one embodiment, the system comprises a mobile station operable to communicate with a telecommunications network using a licensed wireless communication channel serviced by the telecommunications network in a first mode and an unlicensed wireless communication channel in a second mode, a base station communicably coupled to the mobile station via the unlicensed wireless communication channel, and a network controller communicably coupled to the base station and adapted to communicate with the telecommunications network, wherein the mobile station includes call control to control a communication session with the telecommunications network through the network controller using the unlicensed wireless communication channel by exchanging call control information with the network controller via one or more messages having the A1 protocol message format.
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Adeli & Tollen LLP
Eng George
Kineto Wireless, Inc.
Miller Brandon J
LandOfFree
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