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Adviser : Speaker : 1

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Introduction Future work Reference 2

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LBS Location based Service 3

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Server Client Client Show Client 7

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Server 8 Android Web MySQL

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9 GPS GPS

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GPS $GPGGA,161229.487,2423.2475,N,12158.3416,W,1,07,1. 0,9.0,M,,,,0000*18 10 $GPGGA GGA 161229.487 . 2423.2475 . N N S 12158.3416 . W E W 1 07 00 12

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GPS 11

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12 N S EW 0 180

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D = t * acos( ( sin(lat1) * sin(lat2) + cos(lat1) * cos(lat2) * cos(lon2 - lon1)) ) t = 6378.7( ) v = d / t 13

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Client Maps Google Maps API MD5 Google Maps API Key MapView 15

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[1] GPS 2003. [2] GPS http://tw.myblog.yahoo.com/jw!VnCm5MyQGRkUuXlAXg.olpVmyig-/ http://tw.myblog.yahoo.com/jw!VnCm5MyQGRkUuXlAXg.olpVmyig-/ [3] NMEA data http://www.gpsinformation.org/dale/nmea.htmhttp://www.gpsinformation.org/dale/nmea.htm [4] , , , 2009. [5] Android 2 2010. [6] Google Android SDK 2009 21

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Q&A 22