Patch antennas
First Claim
Patent Images
1. A multiband multiple input multiple output (MIMO) vehicular antenna assembly comprising a patch antenna including:
- a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate;
a ground along the bottom of the dielectric substrate; and
an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate;
wherein;
the patch antenna is a first patch antenna configured to be operable for receiving satellite signals;
the vehicular antenna assembly further comprises a second patch antenna configured to be operable for receiving satellite signals different than the satellite signals received by the first patch antenna; and
the first patch antenna is stacked on top of the second patch antenna.
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Accused Products
Abstract
According to various aspects, exemplary embodiments are disclosed herein of patch antennas, stacked patch antenna assemblies, and vehicular antenna assemblies including the same. In exemplary embodiments, a patch antenna generally includes a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate. A ground is along the bottom of the dielectric substrate. An antenna structure is along the top of the dielectric substrate. The antenna structure also extends at least partially along one or more sides of the dielectric substrate.
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Citations
20 Claims
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1. A multiband multiple input multiple output (MIMO) vehicular antenna assembly comprising a patch antenna including:
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a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate; a ground along the bottom of the dielectric substrate; and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate; wherein; the patch antenna is a first patch antenna configured to be operable for receiving satellite signals; the vehicular antenna assembly further comprises a second patch antenna configured to be operable for receiving satellite signals different than the satellite signals received by the first patch antenna; and the first patch antenna is stacked on top of the second patch antenna. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A multiband multiple input multiple output (MIMO) vehicular antenna assembly comprising a patch antenna including:
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a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate; a ground along the bottom of the dielectric substrate; and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate; wherein; the dielectric substrate tapers in a direction from the bottom to the top such that the top has a surface area less than a surface area of the bottom; and the antenna structure is configured to have a surface area larger than the surface area of the top of the dielectric substrate. - View Dependent Claims (8)
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9. A multiband multiple input multiple output (MIMO) vehicular antenna assembly comprising a patch antenna including:
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a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate; a ground along the bottom of the dielectric substrate; and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate; wherein; the sides of the dielectric substrate include side portions configured to approach each other in a direction from the bottom to the top of the dielectric substrate such that the dielectric substrate tapers along the side portions; the antenna structure is disposed at least partially along the side portions of the dielectric substrate; the bottom of the dielectric substrate includes or defines a generally flat or planar bottom surface of the dielectric substrate; the top of the dielectric substrate defines or includes a generally flat or planar top surface of the dielectric substrate that is generally parallel with the bottom surface of the dielectric substrate; the side portions comprise upper side portions that are non-parallel with each other and that extend linearly from corresponding edges of the top surface at an obtuse angle relative to the top surface of the dielectric substrate; and the sides of the dielectric substrate further comprise lower side portions that extend linearly between the upper side portions and the bottom of the dielectric substrate, wherein the lower side portions are generally parallel to each other and generally perpendicular to the bottom surface of the dielectric substrate. - View Dependent Claims (10)
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11. A patch antenna comprising:
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a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate; a ground along the bottom of the dielectric substrate; and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate; wherein; the dielectric substrate tapers in a direction from the bottom to the top such that the top has a surface area less than a surface area of the bottom; and the antenna structure is configured to have a surface area larger than the surface area of the top of the dielectric substrate. - View Dependent Claims (12, 13, 14, 15)
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16. A patch antenna comprising:
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a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate; a ground along the bottom of the dielectric substrate; and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate; wherein; the sides of the dielectric substrate include side portions configured to approach each other in a direction from the bottom to the top of the dielectric substrate such that the dielectric substrate tapers along the side portions; the antenna structure is disposed at least partially along the side portions of the dielectric substrate; the bottom of the dielectric substrate includes or defines a generally flat or planar bottom surface of the dielectric substrate; the top of the dielectric substrate defines or includes a generally flat or planar top surface of the dielectric substrate that is generally parallel with the bottom surface of the dielectric substrate; the side portions comprise upper side portions that are non-parallel with each other and that extend linearly from corresponding edges of the top surface at an obtuse angle relative to the top surface of the dielectric substrate; and the sides of the dielectric substrate further comprise lower side portions that extend linearly between the upper side portions and the bottom of the dielectric substrate, wherein the lower side portions are generally parallel to each other and generally perpendicular to the bottom surface of the dielectric substrate. - View Dependent Claims (17, 18)
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19. A stacked patch antenna assembly comprising:
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a first patch antenna configured to be operable for receiving satellite signals; and a second patch antenna configured to be operable for receiving satellite signals different than the satellite signals received by the first patch antenna; wherein; the first patch antenna is stacked on top of the second patch antenna; and the first patch antenna includes a dielectric substrate having a bottom, a top, and sides extending generally between the top and bottom of the dielectric substrate, a ground along the bottom of the dielectric substrate, and an antenna structure along the top of the dielectric substrate and extending at least partially along at least one of the sides of the dielectric substrate. - View Dependent Claims (20)
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Specification