Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2008-05-13
2008-05-13
Anderson, Matthew (Department: 2618)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S404200, C455S421000, C455S009000, C455S067110, C701S213000, C701S214000
Reexamination Certificate
active
07373152
ABSTRACT:
The invention provides a method of and system for determining a radio-frequency signal strength at a mobile vehicle. A signal strength measurement request is received from a call center for a selected radio frequency, a signal strength of the selected radio frequency is measured at the mobile vehicle, and the measured signal strength is sent to the call center.
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Anderson Matthew
Dao Minh
General Motors Corporation
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