Title:
POWER TRANSMISSION APPARATUS, CONTROL METHOD FOR POWER TRANSMISSION APPARATUS, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2015/198568
Kind Code:
A1
Abstract:
A power transmission apparatus transmitting power to a power reception apparatus and communicating with the power reception apparatus by applying a communication method which allows communication in a wider communication range than a power transmittable range includes a reception unit which receives a notification signal for notifying the existence of a power reception apparatus by applying the communication method, an instruction unit which instructs a power reception apparatus having transmitted the notification signal to change a load impedance consuming received power, a determination unit which determines that the source power reception apparatus has changed the load impedance in accordance with the instruction, and a wireless power transfer unit which wirelessly transfers power to the power reception apparatus if the determination unit determines that the source power reception apparatus has changed the load impedance in accordance with the instruction.
Inventors:
TAKAHASHI NAOTO (JP)
Application Number:
PCT/JP2015/003069
Publication Date:
December 30, 2015
Filing Date:
June 18, 2015
Export Citation:
Assignee:
CANON KK (JP)
International Classes:
H02J17/00
Domestic Patent References:
| WO2013168281A1 | 2013-11-14 | |||
| WO2014034966A1 | 2014-03-06 | |||
| WO2015072212A1 | 2015-05-21 |
Foreign References:
| US20130038272A1 | 2013-02-14 | |||
| JP2011211866A | 2011-10-20 |
Attorney, Agent or Firm:
ABE, Takuma et al. (30-2Shimomaruko 3-chome, Ohta-k, Tokyo 01, JP)
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