Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2006-12-28
2010-02-09
Afshar, Kamran (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456100, C455S456600, C455S566000
Reexamination Certificate
active
07660592
ABSTRACT:
A method for indicating a direction of a destination in a mobile communication terminal includes: receiving network identification information from a mobile communication network that is currently accessed; reading current location and declination information corresponding to the network identification information from a mobile communication network information table; obtaining true north information by using the declination information to correct magnetic north information of a current location measured with a geomagnetic sensor; obtaining direction information of the destination from the current location information on the basis of the true north information; and displaying the direction information of the destination.
REFERENCES:
patent: 2007/0010259 (2007-01-01), Hoffmann
patent: 2008/0068261 (2008-03-01), Hempel
patent: 2008/0082262 (2008-04-01), Silva et al.
Afshar Kamran
H.C. Park & Associates PLC
Pantech Co. Ltd.
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