| 摘要 |
<P>PROBLEM TO BE SOLVED: To detect intrusion between power transmission units in wireless power transmission. <P>SOLUTION: In a wireless power transmission device for executing wireless power transmission, profile information showing the content of effects, wherein the intrusion of an object into a space, which affects wireless power transmission, affects a predetermined parameter associated with wireless power transmission, is held in advance, and the predetermined parameter thus obtained or the content of the change in the predetermined parameter according to time is compared with the profile information, and it is determined that an intrusion occurs according to the comparison result between the predetermined parameter or the content changed and the profile information. <P>COPYRIGHT: (C)2011,JPO&INPIT |
