Title:
METHOD AND DEVICE FOR FAST FSK COMMUNICATION IN WIRELESS POWER TRANSMISSION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/136636
Kind Code:
A1
Abstract:
Provided are a method and a device using same. The method, performed by a wireless power transmitter, for transferring wireless power to a wireless power receiver in a wireless power transmission system disclosed herein, comprises: entering a power transfer phase related to the transfer of the wireless power and transmitting auxiliary data transport (ADT) packets in the power transfer phase to the wireless power receiver, wherein the wireless power transmitter transmits the ADT packets to the wireless power receiver on the basis of frequency shift keying (FSK), and the maximum size of the ADT packets is determined on the basis of the number of cycles used in the FSK.
Inventors:
YOUN JINHO (KR)
Application Number:
PCT/KR2023/000594
Publication Date:
July 20, 2023
Filing Date:
January 12, 2023
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04L1/00; H02J50/20; H02J50/80; H04L27/10
Domestic Patent References:
| WO2021177726A2 | 2021-09-10 | |||
| WO2021167341A1 | 2021-08-26 | |||
| WO2021105283A1 | 2021-06-03 | |||
| WO2023287219A1 | 2023-01-19 |
Foreign References:
| KR20210086589A | 2021-07-08 | |||
| KR20130027947A | 2013-03-18 |
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (KR)
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