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US 11,962,076 B2Granted
Antenna device
AssigneeHarada Industry Co., Ltd.
InventorYutaka Imamura
Life of this patent
Estimating the term…
Abstract
An antenna device for a vehicle includes an antenna element having a first main surface, a shielding plate having a second main surface facing the first main surface and wider than the first main surface, the shielding plate being located between the antenna element and a noise source in the vehicle, and an insulating member located between the first main surface and the second main surface to integrate the antenna element and the shielding plate.
Claims13
An antenna device for a vehicle, the antenna device comprising:
- a rectangular antenna element having a first main surface and an orthogonal power supply for receiving radio waves used for AM radio, FM radio, DAB (Digital Audio Broadcast), terrestrial digital broadcasting, BAND 3, or telephone;
- a shielding plate having a second main surface wider than the first main surface, the shielding plate having multiple bends and overlapping the antenna element when viewed from a direction perpendicular to the first main surface to block a noise source in the vehicle;
- and
- insulating members located between the first main surface and the second main surface, the insulating members connecting the antenna element and the shielding plate such that the antenna element and the shielding plate are electrically insulated from each other,
- wherein the antenna device is installed in a rear spoiler of the vehicle.
2 more elements
Dependencies are inferred from the claim text.