Title:
WIRELESS POWER TRANSMISSION DEVICE, METHOD FOR CONTROLLING WIRELESS POWER TRANSMISSION DEVICE, AND WIRELESS POWER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/225212
Kind Code:
A1
Abstract:
The disclosed wireless power transmission device comprises: a plate; a first communication module for performing wireless communication with an electronic device placed on the plate; a power transmission coil for transmitting wireless power to the electronic device; a driving circuit for applying a current to the power transmission coil; and a processor electrically connected to the first communication module, the power transmission coil and the driving circuit, wherein the processor can control the driving circuit so that wireless power is periodically transmitted through the power transmission coil, control the first communication module during a first time in which the transmission of the wireless power is stopped, so as to acquire control information stored in a second communication module of the electronic device, and control the driving circuit so that the wireless power is adjusted on the basis of the control information.
Inventors:
PARK NAMJU (KR)
KIM JAEJIN (KR)
LEE TEAHO (KR)
KANG DONGOH (KR)
CHU JUNGSUK (KR)
KIM JAEJIN (KR)
LEE TEAHO (KR)
KANG DONGOH (KR)
CHU JUNGSUK (KR)
Application Number:
PCT/KR2022/004367
Publication Date:
October 27, 2022
Filing Date:
March 29, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02J50/80; H01F38/14; H02J50/00; H02J50/10; H02J50/90; H04B5/00
Domestic Patent References:
| WO2020114926A1 | 2020-06-11 |
Foreign References:
| KR20170139273A | 2017-12-19 | |||
| KR20190054416A | 2019-05-22 | |||
| KR20170050986A | 2017-05-11 | |||
| KR20200082430A | 2020-07-08 |
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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