公开(公告)号：US20140143933A1

公开(公告)日：2014-05-29

申请号：US13802595

申请日：2013-03-13

Applicant: QUALCOMM INCORPORATED

Inventor： Zhen Ning LOW ,  Jatupum JENWATANAVET ,  Ngo Van NGUYEN

IPC: H02J7/02

CPC classification number: H02J50/20 ,  G04C10/00 ,  G04D1/066 ,  H01F38/14 ,  H02J5/005 ,  H02J7/0004 ,  H02J7/0013 ,  H02J7/0027 ,  H02J7/025 ,  H02J7/045 ,  H02J50/10 ,  H02J50/90

Abstract: An embodiment of a system for wirelessly charging a wrist-worn device may include a radio frequency (RF) charging energy generating element, and an antenna configured to radiate the RF charging energy, the antenna comprising a first coil and a second coil, the first coil and the second coil each comprising a plurality of windings, the windings of the first coil being wound in a direction opposite the direction of the windings of the second coil. An embodiment of a wrist-worn charge-receiving device may include an antenna coil adapted to receive radio frequency (RF) charging energy, the antenna coil comprising non-uniform windings; and a rechargeable power source coupled to the antenna coil, the antenna coil adapted to provide the RF charging energy to the rechargeable power source.

Abstract translation: 用于无线充电腕部佩戴装置的系统的实施例可以包括射频（RF）充电能量产生元件和被配置为辐射RF充电能量的天线，所述天线包括第一线圈和第二线圈，第一线圈 线圈和每个包括多个绕组的第二线圈，第一线圈的绕组沿与第二线圈的绕组方向相反的方向缠绕。 手腕佩戴的电荷接收装置的实施例可以包括适于接收射频（RF）充电能量的天线线圈，所述天线线圈包括不均匀绕组; 以及耦合到所述天线线圈的可再充电电源，所述天线线圈适于向可再充电电源提供RF充电能量。