发明名称 |
Time information receiver, radio wave timepiece and storage medium having program stored therein |
摘要 |
A time information receiver including a reception unit for receiving and demodulating a standard radio wave containing a time code in which data pulses are arranged at a predetermined period; a determining section for determining rising and falling points of a demodulated signal; a first calculator for calculating first differences between respective time intervals of any pair of the rising points and a time period concerned with the predetermined period, and calculating a rising dispersion amount; a second calculator for calculating second differences between respective time intervals of any pair of the falling points and a time period concerned with the predetermined period, and calculating a falling dispersion amount; a comparison section for comparing the rising dispersion amount and the falling dispersion amount; and a judger for judging a code type of the received time code on the basis of a comparison result of the comparison section. |
申请公布号 |
US8218691(B2) |
申请公布日期 |
2012.07.10 |
申请号 |
US20100651524 |
申请日期 |
2010.01.04 |
申请人 |
NOMURA KEIICHI;ABE HIDEO;CASIO COMPUTER CO., LTD. |
发明人 |
NOMURA KEIICHI;ABE HIDEO |
分类号 |
H04L27/06 |
主分类号 |
H04L27/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|