ANTENNA, VEHICLE RADAR, AND VEHICLE EQUIPPED WITH SAME
First Claim
1. An antenna comprising:
- a substrate;
a first conductive patch disposed on a first surface of the substrate;
a second conductive patch disposed on a second surface of the substrate;
first and second feeders electrically connected to the first conductive patch;
a plurality of vias surrounding peripheries of the first and second conductive patches;
a loop member disposed on the first surface of the substrate and surrounding the vias; and
a third feeder electrically connected to the loop member,wherein an area of the first conductive patch is equal to that of the second conductive patch.
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Accused Products
Abstract
The present invention relates to an antenna, a vehicle radar, and a vehicle equipped with the same. An antenna according to an embodiment of the present invention comprises: a substrate; a first conductive patch disposed on a first surface of the substrate; a second conductive patch disposed on a second surface of the substrate; first and second feeders electrically connected to the first conductive patch; a plurality of vias surrounding the periphery of the first and second conductive patches; a loop member disposed on the first surface of the substrate and surrounding the vias; and a third feeder electrically connected to the loop member, wherein the area of the first conductive patch and the area of the second conductive patch are the same. Thus, it is possible to stably transmit and receive radio waves in all directions.
23 Citations
15 Claims
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1. An antenna comprising:
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a substrate; a first conductive patch disposed on a first surface of the substrate; a second conductive patch disposed on a second surface of the substrate; first and second feeders electrically connected to the first conductive patch; a plurality of vias surrounding peripheries of the first and second conductive patches; a loop member disposed on the first surface of the substrate and surrounding the vias; and a third feeder electrically connected to the loop member, wherein an area of the first conductive patch is equal to that of the second conductive patch. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A vehicle radar comprising:
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an antenna; an antenna drive unit for driving the antenna; a transmission unit for transmitting a transmission signal to the antenna; a reception unit for performing signal processing with respect to a reception signal received from the antenna; and a processor for calculating distance information or phase information of an object located near a vehicle based on the transmission signal and the reception signal, wherein the antenna comprises; a substrate; a first conductive patch disposed on a first surface of the substrate; a second conductive patch disposed on a second surface of the substrate; first and second feeders electrically connected to the first conductive patch; a plurality of vias surrounding peripheries of the first and second conductive patches; a loop member disposed on the first surface of the substrate and surrounding the vias; and a third feeder electrically connected to the loop member, and wherein an area of the first conductive patch is equal to that of the second conductive patch. - View Dependent Claims (9, 10, 11)
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12. A vehicle comprising:
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a plurality of cameras; a radar; and a processor for performing control to autonomously drive the vehicle based on images from the plurality of cameras and distance information or phase information from the radar in an autonomous mode, wherein the radar comprises an antenna comprising a substrate, a first conductive patch disposed on a first surface of the substrate, a second conductive patch disposed on a second surface of the substrate, first and second feeders electrically connected to the first conductive patch, a plurality of vias surrounding peripheries of the first and second conductive patches, a loop member disposed on the first surface of the substrate and surrounding the vias, and a third feeder electrically connected to the loop member, and wherein an area of the first conductive patch is equal to that of the second conductive patch. - View Dependent Claims (13, 14, 15)
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Specification