Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2005-04-12
2005-04-12
Perez-Gutierrez, Rafael (Department: 2686)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456500, C455S457000, C340S995180, C340S995140, C340S991000, C340S993000, C340S994000, C342S357490, C342S357490, C342S357490, C342S357490, C342S457000, C701S204000, C701S208000, C701S213000
Reexamination Certificate
active
06879836
ABSTRACT:
A location management method manages the location of a member which move around carrying a GPS-equipped portable telephone. The method includes inquiring of the GPS-equipped portable telephone about its current location, making the GPS-equipped portable telephone return positional information of the current location measured by the GPS function, managing the returned positional information of the current location in a file, searching a map database based on the positional information of the current location, and preparing and displaying map data linked with the positional information of the current location.
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Aoki Tsuyoshi
Muneishi Tomio
Nakamoto Yusho
Juken Sangyo Co., Ltd.
McGlew and Tuttle , P.C.
Perez-Gutierrez Rafael
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