Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2006-01-03
2006-01-03
Trinh, Sonny (Department: 2687)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S422100, C455S552100, C455S550100, C455S567000, C379S419000, C379S440000
Reexamination Certificate
active
06983144
ABSTRACT:
A cordless telephone base unit having a dynamically changeable cellular telephone adapter and partially reconfigurable software is provided. The software includes a static portion containing core application software, and a dynamic portion containing reconfigurable driver software for interfacing with an external device such as a cellular telephone. The driver software can be downloaded from a removable cellular telephone adapter. The core software and the driver software each contain interface portions at fixed locations. The interface portions provide for transparent interaction between core application and driver software.
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GB Search Report dated May 19, 2004.
Dury James
Janssen Holger
Louie Gary
Wong Sean
Nguyen Khai
Trinh Sonny
VTech Telecommunications Limited
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