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Patent Searching and Data


Title:
ELECTRONIC DEVICE AND METHOD FOR CONTROLLING ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/005669
Kind Code:
A1
Abstract:
One aspect of the present invention is an electronic device that can connect to an external device by using a communication device, and which can supply and receive electric power to/from the external device. The electronic device is characterized by comprising: a battery; a power feed switch for supplying electric power from the battery to the external device; a power reception switch for causing the battery to receive electric power from the external device; an operation unit which, according to a result of comparing a remaining battery capacity of the battery and a remaining battery capacity of a battery of the external device, turns either the power feed switch or the power reception switch ON, thereby setting the power receiving/feeding role with respect to the external device; and a power receiving/feeding management unit that, in accordance with the setting of the power receiving/feeding role with respect to the external device, turns the power feed switch ON if the host device has become a source device, and turns the power reception switch ON if the host device has become a sink device.

Inventors:
UCHIYAMA AKIRA (JP)
Application Number:
PCT/JP2019/026922
Publication Date:
January 14, 2021
Filing Date:
July 08, 2019
Export Citation:
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Assignee:
SHARP NEC DISPLAY SOLUTIONS LTD (JP)
International Classes:
G06F1/26
Foreign References:
JP2009219330A2009-09-24
JP2019103218A2019-06-24
JP2015174375A2015-10-05
JP3144801U2008-09-11
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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