GpsStatus gps = mlocManager.getGpsStatus(null);
Iterable<GpsSatellite> sats = gps.getSatellites();
Iterator satI = sats.iterator();
int count = 0;
while (satI.hasNext()) {
    GpsSatellite gpssatellite = (GpsSatellite) satI.next();
    if (gpssatellite.usedInFix()) {
        count++;
    }
}

@Override
public void onLocationChanged(Location loc)