Birch, Stewart, Kolasch & Birch, LLP
Device and method for performing authentication in wireless power transmission system
A method for performing authentication of a target device in a wireless power transmission system, includes receiving, from the target device, a first packet including indication information related to whether or not the target device supports an authentication function; in case the target device supports the authentication function, transmitting an authentication request message to the target device; and receiving, from the target device, an authentication response message including a certificate related to wireless charging as a response to the authentication request message, wherein a format of the certificate includes a certificate type that informs whether the certificate is one of a plurality of certificates including a root certificate, an intermediate certificate and a final certificate for a wireless power transmitter (PTX).
LG ELECTRONICS INC.
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Jaesung Jeongkyo Yongcheol Gyunghwan Joonho Jaeyeol
Lee Seo Park Yook Park Kim