System and method for geographically locating a cellular phone
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United States of America Patent
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Oct 6, 2015
Grant Date -
Jun 30, 2011
app pub date -
Feb 3, 2011
filing date -
Jul 9, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
According to an embodiment of the invention, there is disclosed a method for geographically locating a cellular phone. The method comprises: determining an effective cell-area for each of a first cell and a second cell in a cellular network; and determining a handover area within which the cellular phone is likely to be located when control of the cellular phone is transferred from the first cell to the second cell; wherein the determination of the handover area and the effective cell-area for each of the first cell and the second cell are made based on a topological relationship between the first cell and the second cell. Further related apparatus embodiments are also disclosed.
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