internal static SensorReport FromNativeReport(Sensor originator, ISensorDataReport iReport)
        {

            SystemTime systemTimeStamp = new SystemTime();
            iReport.GetTimestamp(out systemTimeStamp);
            FILETIME ftTimeStamp = new FILETIME();
            SensorNativeMethods.SystemTimeToFileTime(ref systemTimeStamp, out ftTimeStamp);
            long lTimeStamp = (((long)ftTimeStamp.dwHighDateTime) << 32) + (long)ftTimeStamp.dwLowDateTime;
            DateTime timeStamp = DateTime.FromFileTime(lTimeStamp);

            SensorReport sensorReport = new SensorReport();
            sensorReport.originator = originator;
            sensorReport.timeStamp = timeStamp;
            sensorReport.sensorData = SensorData.FromNativeReport(originator.internalObject, iReport);

            return sensorReport;
        }
 internal static extern bool SystemTimeToFileTime(
     ref SystemTime lpSystemTime,
     out System.Runtime.InteropServices.ComTypes.FILETIME lpFileTime);