Patent ID: 8847837
Filing Date: 2014-09-30
Classification: H01Q

Abstract:
1. An antenna device, comprising: a horn having a deeper-side portion and an opening-side portion the opening-side portion having a height and a width and the deeper-side portion including a shield portion extending in a direction parallel to the width of the horn; a feeder line contained within the horn, the feeder line being formed on a substrate and the substrate being arranged parallel to the width of the horn; and an antenna element that is supplied with electric power from the feeder line to generate an electric wave, and radiates the electric wave from the horn, the antenna element being disposed within the horn, wherein the antenna element and a part of the feeder line are arranged in a first plane; and the feeder line contained within the horn and connected to the antenna element is arranged parallel to the radiating direction of the electric wave; the shield portion covering the feeder line, and the shield portion including