The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 24, 2016

Filed:

Feb. 12, 2013
Applicants:

Takashi Hasebe, Sagamihara, JP;

Hiroshi Hiraguchi, Toyokawa, JP;

Mineo Yamamoto, Toyokawa, JP;

Tomonobu Tamura, Toyokawa, JP;

Yuhei Tatsumoto, Toyokawa, JP;

Inventors:

Takashi Hasebe, Sagamihara, JP;

Hiroshi Hiraguchi, Toyokawa, JP;

Mineo Yamamoto, Toyokawa, JP;

Tomonobu Tamura, Toyokawa, JP;

Yuhei Tatsumoto, Toyokawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 4/00 (2006.01); H02J 7/00 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/007 (2013.01); G03G 15/5004 (2013.01); G03G 15/80 (2013.01); H02J 4/00 (2013.01); H02J 7/0075 (2013.01); G03G 2215/00126 (2013.01); G03G 2215/00983 (2013.01); Y10T 307/696 (2015.04);
Abstract

Electronic device comprising: processing unit including accepting part accepting processing request from external device and executing process specified by request; secondary battery connected with external power source; and power-source device transitioning to operating state when request is accepted in waiting state, and transitioning to waiting state when processing unit completes executing process, wherein, in waiting state, power supply from external power source to processing unit is stopped and secondary battery supplies power to accepting part, and in operating state, power is supplied from external power source to processing unit. Power-source device includes controller executing first charge control operation to cause external power source to charge secondary battery when, in operating state, voltage of secondary battery is not higher than threshold, and end executing first charge control operation when transitioning to waiting state, controller updating threshold in response to increase in number of times first charge control operation is executed.


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