Time Adjustment Device, Timepiece with a Time Adjustment Device, and Time Adjustment Method
AssigneeSeiko Epson Corporation
InventorOsamu Urano
Life of this patent
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Abstract
A time adjustment device has a reception unit that receives a prescribed signal containing time information transmitted by a base station, a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information, and a time information extraction signal supply unit that supplies only a time information extraction signal, and the time information is extracted from the prescribed signal using the time information extraction signal.
Claims9
A time adjustment device comprising:
- a reception unit that receives a prescribed signal containing time information transmitted by a base station;
- a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information;
- and
- a time information extraction signal supply unit that supplies only a time information extraction signal;
- wherein the time information is extracted from the prescribed signal using the time information extraction signal.
A timepiece device having a time adjustment device, comprising:
- a reception unit that receives a prescribed signal containing time information transmitted by a base station;
- a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information;
- and
- a time information extraction signal supply unit that supplies only a time information extraction signal;
- wherein the time information is extracted from the prescribed signal using the time information extraction signal.
A time adjustment method for a time adjustment device, wherein:
- the time adjustment device has a reception unit that receives a prescribed signal containing time information transmitted by a base station;
- and
- a display time information adjustment unit that adjusts the time information displayed by a time information display unit based on the time information;
- and
- the time adjustment method comprises:
- a time information extraction signal generating step of a frequency division counter unit of the time adjustment device frequency dividing the reference frequency of the prescribed signal and generating the time information extraction signal;
- and
- a time information acquisition step of acquiring the time information from the prescribed signal using the time information extraction signal generated by the time information extraction signal generating step.
Dependencies are inferred from the claim text.