| 发明名称 | Apparatus for protecting human body from electromagnetic waves | ||
| 摘要 | An apparatus for protecting a human body from electromagnetic waves includes: a radiator including an antenna; and a periodic structure that is combined with the radiator to form a radiation unit and has a plurality of unit cells periodically arranged, wherein each of the unit cells of the periodic structure contains a ground layer; an electromagnetic bandgap (EBG) board formed on the ground layer and serving as a dielectric spacer; and an EBG pattern made of metal and formed on the EBG board. | ||
| 申请公布号 | US8754813(B2) | 申请公布日期 | 2014.06.17 |
| 申请号 | US201113242603 | 申请日期 | 2011.09.23 |
| 申请人 | Electronics and Telecommunications Research Institute | 发明人 | Kwak Sang il |
| 分类号 | H01Q1/38 | 主分类号 | H01Q1/38 |
| 代理机构 | Rabin & Berdo, P.C. | 代理人 | Rabin & Berdo, P.C. |
| 主权项 | 1. An apparatus for protecting a human body from electromagnetic waves, comprising: a radiator including an antenna; and a periodic structure that is combined with the radiator to form a radiation unit and has a plurality of unit cells periodically arranged, wherein each of the unit cells of the periodic structure includes: a ground layer; an electromagnetic bandgap (EBG) board formed on the ground layer and serving as a dielectric spacer; and an EBG pattern made of metal and formed on the EBG board, wherein: the EBG pattern is comprised of a patch made of metal and a plurality of slots formed within the patch; and the radiator further includes an antenna board disposed in upper center of the periodic structure, such that a lower surface of the antenna board covers an entire upper opening of at least one of the plurality of slots. | ||
| 地址 | Daejeon KR | ||