摘要 |
<P>PROBLEM TO BE SOLVED: To provide a time correction apparatus etc. capable of determining the execution period of seasonal time in an area in which a base station of a cellular phone communication network of a CDMA system etc. is installed, reflecting it in time correction, and highly accurately correcting time. <P>SOLUTION: In the time correction apparatus 10, a specific information acquisition part 137 acquires base-station identification information 56 and seasonal-time correction information 57 included in specific signals transmitted from the base station 15a, etc., and a seasonal-time information determination part 134 determines the effectiveness of the seasonal-time correction information 57 on the basis of the base-station identification information 56. In the case that the specific information acquisition part 137 and the seasonal-time information determination part 134 determine the seasonal-time correction information 57 as being effective, a reception-side time correction part 131 corrects reception-side time information and then reflects the seasonal-time correction information 57 to further correct the reception-side time information. <P>COPYRIGHT: (C)2009,JPO&INPIT |