发明名称 |
TIME CORRECTION APPARATUS, TIME MEASURING INSTRUMENT WITH SAME, AND TIME CORRECTION METHOD |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a time correction apparatus etc. capable of highly accurate time correction even in the case that a single GPS satellite has been captured. <P>SOLUTION: The time correction apparatus 10 includes a correction time information determination part 34 for comparing time information 44 generated by a time information generating part 23 etc. with correction time information 43 based on satellite time information based on satellite signals from a position information satellite 15a etc. received at a reception part 11 etc. for every candidate position information satellite; a time information correction part 35 for correcting time information 44 on the basis of correction time information 43 which includes the relatively latest information, and the like. <P>COPYRIGHT: (C)2009,JPO&INPIT |
申请公布号 |
JP2009085725(A) |
申请公布日期 |
2009.04.23 |
申请号 |
JP20070254758 |
申请日期 |
2007.09.28 |
申请人 |
SEIKO EPSON CORP |
发明人 |
URANO OSAMU |
分类号 |
G01S5/14;G01S19/14;G01S19/34;G04G5/00;G04G7/02;G04R20/00;G04R20/02 |
主分类号 |
G01S5/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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