Patent ID: 11876872
Assignee: INTELLECTUAL DISCOVERY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method performed by a power transmitter (PTx) in a wireless power transfer system, the method comprising:
receiving, by the PTx, at least one advertisement data from a power receiver (PRx) in out-of-band (OOB);
obtaining, by the PTx, a first at least one service or characteristic of the PRx in the OOB, based on the advertisement data;
initiating power transfer from the PTx to the PRx in in-band based on the first at least one service or characteristic; and
obtaining, by the PTx, a second at least one service or characteristic of the PRx in the OOB, after initiating the power transfer,
wherein the at least one advertisement data from the PRx includes information related to a quick discovery which enables a discovery based on limited information about the PRx,
wherein the second at least one service or characteristic of the PRx includes a remaining at least one service or characteristic of services or characteristics of the PRx other than the first at least one service or characteristic of the PRx, and
wherein a renegotiation with the PRx is performed during the power transfer at least based on the second at least one service or characteristic.