Patent ID: 9362985
Filing Date: 2016-06-07
CPC Classification: G06K,H01F,H02J,H04B

Claim Text:
1. A portable apparatus, comprising: a case; a coil situated inside the case; a circuit disposed inside the case to receive power based on a first frequency via the coil and to perform communication based on a second frequency higher than the first frequency; and a magnetic shield having a first portion and a second portion stacked one over another in a direction perpendicular to the coil between the coil and an inside of the case, the second portion being closer to the coil than the first portion, wherein permeability of the first portion is higher than permeability of the second portion situated toward the coil with respect to the first frequency, and the permeability of the first portion is lower than the permeability of the second portion situated toward the coil with respect to the second frequency, the second frequency being higher than the first frequency.