/* TimeGrid:
     output: a_ex.tmg     time_interval: 15.000000    
     time_range: */
/* time_range: 2016/03/12  01:45:05  to  2016/03/12  04:05:04 */
   2016/03/12  01:45:05  to  2016/03/12  02:00:05
   2016/03/12  02:00:05  to  2016/03/12  02:15:05
   2016/03/12  02:15:05  to  2016/03/12  02:30:05
   2016/03/12  02:30:05  to  2016/03/12  02:45:05
   2016/03/12  02:45:05  to  2016/03/12  03:00:05
   2016/03/12  03:00:05  to  2016/03/12  03:15:05
   2016/03/12  03:15:05  to  2016/03/12  03:30:05
   2016/03/12  03:30:05  to  2016/03/12  03:45:05
   2016/03/12  03:45:05  to  2016/03/12  04:00:05
   2016/03/12  04:00:05  to  2016/03/12  04:05:04