| 1 | This is the National Time Service Center. | |
| 2 | The invention relates to a novel GPS redundant time service method. | |
| 3 | Beijing National Time Service Center with the standard consistent with Beijing servers. | |
| 4 | Improving and ameliorating the ability of Loran-C for time service are the main objective of our study in this paper. | |
| 5 | The method of building network time server and the process of designing time calibration software in network are discussed. |