POWER-SUPPLYING SYSTEM - SONY SEMICONDUCTOR SOLUTIONS CORP

Title:

POWER-SUPPLYING SYSTEM

Document Type and Number:

WIPO Patent Application WO/2018/020890

Kind Code:

A1

Abstract:

This power-supplying system comprises a power-supplying device and a power-receiving device. The power-receiving device has: a power-receiving unit that uses a power-receiving coil to wirelessly receive power from the power-supplying device; and a first communication unit that transmits coil information to the power-supplying device. The coil information indicates whether a coil is provided in the vicinity of the power-receiving coil. The power-supplying device has: a power-supplying unit that wirelessly supplies power to the power-receiving device; a second communication unit that receives the coil information; and a control unit that, on the basis of the coil information, makes a first determination about whether to supply power to the power-receiving device and, on the basis of the results of the first determination, controls the activity of the power-supplying unit.

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Inventors:

KOZAKAI OSAMU (JP)
NAKANO HIROAKI (JP)
MIYAMOTO TAKASHI (JP)

Application Number:

PCT/JP2017/022068

Publication Date:

February 01, 2018

Filing Date:

June 15, 2017

Export Citation:

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Assignee:

SONY SEMICONDUCTOR SOLUTIONS CORP (JP)

International Classes:

H02J50/60; H02J7/00; H02J50/12; H02J50/80; H04B5/02

Foreign References:

JP2014183628A	2014-09-29
JP2015012746A	2015-01-19
JP2016027788A	2016-02-18
JP2015046990A	2015-03-12
JP2013027171A	2013-02-04
JP2013027255A	2013-02-04
JP2016149320A	2016-08-18

Other References: