Title: Electronic chronometer with check up function and check up method thereof
Application Number: 200410028700 Application Date: 2000.11.24
Publication Number: 1527162 Publication Date: 2004.09.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G04C3/00,G04C10/00,G04D7/00
Applicant(s) Name: Seiko Epson Corp. Address:
Inventor(s) Name: Nakamiya Shinji
Attorney & Agent: luo peng
Abstract:
     An electrical timepiece comprises external input units for receiving an external input signal, a motor unit for driving an analog hand unit for displaying time, a battery unit capable of charging, a voltage detect circuit for measuring the voltage of the stored electricity in the battery and comparing the voltage with a reference voltage, and a stored electricity unit discharge control circuit for starting discharge from the battery when an external input signal is received by one of the external input unit, and for stopping discharge from the battery when the comparison result by the voltage detect circuit satisfies a prescribed condition.
Time: 14
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