Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2005-10-14
2010-11-02
Appiah, Charles N (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456500, C455S456600, C455S410000, C455S411000
Reexamination Certificate
active
07826856
ABSTRACT:
A method, computer code product for limiting a wireless communication device to a specified geographic zone. The device is configured to connect to a subscriber device in a subscriber network and determine if the subscriber device is on a list of preapproved subscriber devices in the specified geographic zone. The device can also be configured to determine if it is connected to a subscriber device on at least one neighbor list of approved subscriber devices. If the device is connected to a subscriber device on the preapproved list or a neighbor list, the device is permission as if it is in the geographic zone. Additional subscriber devices can be added to the neighbor list(s) when the device is handed off from an approved subscriber device based on the previous subscriber device to which the device was connected.
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Chana Tejender
DiRienzo Giuseppe Joe
AlbertDhand LLP
Appiah Charles N
Novatel Wireless Inc.
Vu Michael T
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