Invention Grant
- Patent Title: Radio-controlled timepiece
- Patent Title (中): 无线电遥控表
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Application No.: US14603250Application Date: 2015-01-22
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Publication No.: US09229434B2Publication Date: 2016-01-05
- Inventor: Kosuke Hasegawa
- Applicant: CASIO COMPUTER CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: CASIO COMPUTER CO., LTD.
- Current Assignee: CASIO COMPUTER CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Holtz, Holtz, Goodman & Chick PC
- Priority: JP2014-049889 20140313
- Main IPC: G04R20/02
- IPC: G04R20/02

Abstract:
A radio-controlled timepiece is shown including the following. A receiving unit receives a transmitting radio wave including date/time information from a positioning satellite. A date/time information obtaining unit obtains a week number and elapsed time within a week as the date/time information. An operating unit receives operation. A term obtaining unit obtains a value of a 10 year digit of a present date and time. A first term setting unit sets a first date/time specified range including 10 years corresponding to the obtained value of the 10 year digit and a term adjacent to the 10 years with a predetermined length. A first date/time calculating unit calculates the present date and time within the set first date/time specified range. A date/time correcting unit corrects the date and time of a timekeeping unit based on the present date and time.
Public/Granted literature
- US20150261194A1 RADIO-CONTROLLED TIMEPIECE Public/Granted day:2015-09-17
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