Title:
WIRELESS POWER-RECEIVING DEVICE, IMPEDANCE CONTROL CIRCUIT USABLE FOR SAME, AND IMPEDANCE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2014/061217
Kind Code:
A1
Abstract:
A first switch (SW1) is provided between one end (22) of a receiving antenna (20) and one end (32) of a load (30). A second switch (SW2) is provided between one end (22) of the receiving antenna (20) and the other end (24) thereof. A controller (42) controls the switching operation of the first switch (SW1) and the second switch (SW2). The controller (42) is configured so that the ratio of the ON time of the first switch (SW1) can be changed in relation to the cycle of a power signal (S1).
Inventors:
ENDO YUKI (JP)
FURUKAWA YASUO (JP)
FURUKAWA YASUO (JP)
Application Number:
PCT/JP2013/005872
Publication Date:
April 24, 2014
Filing Date:
October 02, 2013
Export Citation:
Assignee:
ADVANTEST CORP (JP)
International Classes:
H02J17/00
Domestic Patent References:
| WO2012035745A1 | 2012-03-22 |
Foreign References:
| JP2012010586A | 2012-01-12 | |||
| JP2000166129A | 2000-06-16 | |||
| JP2010200594A | 2010-09-09 |
Attorney, Agent or Firm:
MORISHITA, SAKAKI (JP)
Sakaki Morishita (JP)
Sakaki Morishita (JP)
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