公开(公告)号：US09391477B2

公开(公告)日：2016-07-12

申请号：US13762474

申请日：2013-02-08

Applicant: TOKO, INC.

Inventor： Jianxin Sheng

IPC: H02J5/00 ,  H04B5/00 ,  H02J17/00

CPC classification number: H02J50/90 ,  H02J5/005 ,  H02J17/00 ,  H02J50/10 ,  H02J50/40 ,  H02J50/80

Abstract: There is provided a wireless power transmitting device which can detect relative positions of a power transmitting coil and a power receiving coil with a simple configuration, and reduce cost of components. The wireless power transmitting device has: a power transmitting coil which supplies power to a power receiving coil by way of electromagnetic induction; an excitation coil which excites the power receiving coil; a plurality of detecting coils which are arranged around a center of the power transmitting coil; and notifying units, and each of the detecting coils has a shape which widens apart from the center of the power transmitting coil, and the notifying units notify relative positions of the power transmitting coil and the power receiving coil by detecting an echo signal produced in the power receiving coil through the plurality of detecting coils.

Abstract translation: 提供一种能够以简单的结构检测发送线圈和受电线圈的相对位置的无线电力传输装置，并且降低部件成本。 无线发射装置具有：通过电磁感应向受电线圈供电的发送线圈; 激励受电线圈的励磁线圈; 多个检测线圈，布置在电力传输线圈的中心附近; 并且通知单元，并且每个检测线圈具有与发送线圈的中心相距变宽的形状，并且通知单元通过检测在发送线圈中产生的回波信号来通知发送线圈和受电线圈的相对位置 受电线圈通过多个检测线圈。