Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2005-04-19
2005-04-19
Gary, Erika A. (Department: 2681)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456200, C370S335000
Reexamination Certificate
active
06882852
ABSTRACT:
Cellular telecommunication network includes a plurality of base stations, together with a plurality of positioning elements. In order to determine the position of mobile station, positioning signals are transmitted from positioning element and can be detected by mobile station. By detecting the time of arrival of the positioning signals, the network can determine the position of mobile station.
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Gary Erika A.
Matsushita Electric - Industrial Co., Ltd.
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