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Title:
WIRELESS POWER RECEPTION APPARATUS, WIRELESS POWER TRANSMISSION APPARATUS, AND POWER CALIBRATION METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/066611
Kind Code:
A1
Abstract:
A wireless power transmission apparatus according to an embodiment of the present specification corresponds to a wireless power transmission apparatus for wireless power transmission to a wireless power reception apparatus. After a negotiation phase, the wireless power transmission apparatus: receives, from the wireless power reception apparatus, a first reception power packet including an estimated received power value indicating a first calibration data point; transmits ACK with respect to the first reception power packet; receives, from the wireless power reception apparatus, a second reception power packet including an estimated received power value indicating a second calibration data point; transmits ACK with respect to the second reception power packet; receives, from the wireless power reception apparatus, a new second reception power packet including an estimated received power value indicating a third calibration data point; transmits ACK with respect to the new second reception power packet; and configures a power calibration curve by using the first reception power packet, the second reception power packet, and the new second reception power packet.

Inventors:
PARK, Yongcheol (LG Electronics Inc.19, Yangjae-daero 11-gil,Seocho-gu, Seoul, KR)
Application Number:
KR2020/013484
Publication Date:
April 08, 2021
Filing Date:
October 05, 2020
Export Citation:
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Assignee:
LG ELECTRONICS INC. (Yeongdeungpo-guSeoul, KR)
International Classes:
H02J50/80; H02J50/60; H04B5/00; H02J50/10
Attorney, Agent or Firm:
ENVISION PATENT & LAW FIRM (Teheran-ro 70-gilGangnam-gu, Seoul, KR)
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