| 摘要 |
An antenna device includes a plurality of antenna elements, a feed circuit which feeds power to the plurality of antenna elements, a conductive chassis which accommodates the plurality of antenna elements and the feed circuit and which is provided with a plurality of opening portions as being opposed respectively to the plurality of antenna elements, and a sheet-shaped cover which covers the plurality of opening portions of the conductive chassis to seal the plurality of opening portions. In addition to covering the plurality of opening portions of the conductive chassis, the sheet-shaped cover may cover the entire conductive chassis. A patch antenna may be utilized as each of the plurality of antenna elements. |
