Glass-mountable antenna system with DC and RF coupling
First Claim
1. An antenna system comprising:
- an interior antenna assembly having a first radio frequency coupling device connected to a dielectric surface and a first direct current coupling device connected to said dielectric surface; and
an exterior antenna assembly comprising a first antenna for receiving a radio frequency signal from a satellite, an amplifier for amplifying said radio frequency signal, a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface, and a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface;
said exterior antenna assembly further comprising a second antenna for receiving a terrestrially transmitted signal, a terrestrial signal amplifier for amplifying said terrestrially transmitted signal, a third radio frequency coupling device and a third direct current coupling device, said interior antenna assembly having a fourth radio frequency coupling device and a fourth direct current coupling device mounted opposite said third radio frequency coupling device and said third direct current coupling device, respectively, for radio frequency coupling of said terrestrially transmitted signal and direct current coupling of said power signal for supplying power to said terrestrial signal amplifier;
wherein said first antenna, said second antenna, said amplifier, said terrestrial signal amplifier, said second radio frequency coupling device, said second direct current coupling device, said third radio frequency coupling device and said third direct current coupling device are arranged in an integral housing.
15 Assignments
0 Petitions
Accused Products
Abstract
A vehicle antenna mounting system whereby the antenna, associated antenna electronics (e.g., LNA) and RF and DC coupling are provided in an integral antenna assembly for installation on the exterior of a vehicle. The integral antenna assembly comprises a base section enclosing the associated antenna electronics and RF and DC coupling devices, and an antenna section pivotably mounted on the base section comprising the antenna. Two or more antennas are provided in the integral antenna assembly for SDARS reception on at least one satellite channel and a terrestrial channel. Another satellite channel can be provided for diversity purposes, or a global positioning system (GPS) satellite receiver for performing location services, among others, for the vehicle.
98 Citations
19 Claims
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1. An antenna system comprising:
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an interior antenna assembly having a first radio frequency coupling device connected to a dielectric surface and a first direct current coupling device connected to said dielectric surface; and
an exterior antenna assembly comprising a first antenna for receiving a radio frequency signal from a satellite, an amplifier for amplifying said radio frequency signal, a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface, and a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface;
said exterior antenna assembly further comprising a second antenna for receiving a terrestrially transmitted signal, a terrestrial signal amplifier for amplifying said terrestrially transmitted signal, a third radio frequency coupling device and a third direct current coupling device, said interior antenna assembly having a fourth radio frequency coupling device and a fourth direct current coupling device mounted opposite said third radio frequency coupling device and said third direct current coupling device, respectively, for radio frequency coupling of said terrestrially transmitted signal and direct current coupling of said power signal for supplying power to said terrestrial signal amplifier;
wherein said first antenna, said second antenna, said amplifier, said terrestrial signal amplifier, said second radio frequency coupling device, said second direct current coupling device, said third radio frequency coupling device and said third direct current coupling device are arranged in an integral housing. - View Dependent Claims (2, 3)
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4. An exterior antenna assembly for mounting on a dielectric surface opposite an interior antenna assembly, the internal antenna assembly having a first radio frequency coupling device and a first direct current coupling device connected to the dielectric surface, the exterior antenna system comprising:
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a first antenna for receiving a radio frequency signal;
a second antenna for receiving a terrestrially transmitted signal;
an amplifier for amplifying said radio frequency signal;
a terrestrial signal amplifier for amplifying said terrestrially transmitted signal;
a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface;
a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface;
a third radio frequency coupling device and a third direct current coupling device, said interior antenna assembly having a fourth radio frequency coupling device and a fourth direct current coupling device mounted opposite said third radio frequency coupling device and said third direct current coupling device, respectively, for radio frequency coupling of said terrestrially transmitted signal and direct current coupling of said power signal for supplying power to said terrestrial signal amplifier; and
a housing enclosing said first antenna, said second antenna, said amplifier, said terrestrial signal amplifier, said second radio frequency coupling device, said second direct current coupling device, said third radio frequency coupling device and said third direct current coupling device. - View Dependent Claims (5, 6)
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7. An antenna system comprising:
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an interior antenna assembly having a first radio frequency coupling device connected to a dielectric surface and a first direct current coupling device connected to said dielectric surface; and
an exterior antenna assembly comprising at least one antenna for receiving a radio frequency signal, an amplifier for amplifying said radio frequency signal, a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface, and a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface, said antenna, said amplifier, said second radio frequency coupling device and said second direct current coupling device being arranged in an integral housing;
wherein said integral housing comprises a base section and an antenna section pivotably mounted on said base section, said base section enclosing said amplifier, said second radio frequency coupling device and said second direct current coupling device, said antenna section enclosing said antenna; and
wherein said antenna is a satellite signal antenna operable to receive a satellite signal, further comprising a terrestrial signal antenna operable to receive a terrestrially transmitted signal, said antenna section comprising said satellite signal antenna and said terrestrial signal antenna. - View Dependent Claims (8, 9, 10, 11, 12)
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13. An antenna system comprising:
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an interior antenna assembly having a first radio frequency coupling device connected to a dielectric surface and a first direct current coupling device connected to said dielectric surface; and
an exterior antenna assembly comprising at least one antenna for receiving a radio frequency signal, an amplifier for amplifying said radio frequency signal, a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface, and a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface, said antenna, said amplifier, said second radio frequency coupling device and said second direct current coupling device being arranged in an integral housing; and
wherein said interior antenna assembly is configured to connect to a receiver that supplies power thereto, said interior antenna assembly comprising an alternating current signal generation circuit for generating an alternating current signal from a direct current source for transfer to said exterior antenna assembly via said first direct current coupling device and said second direct current coupling device, said alternating current signal generation circuit not operating to generate said alternating current signal until said interior antenna assembly is connected to said receiver and receiving power therefrom.
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14. An exterior antenna assembly for mounting on a dielectric surface opposite an interior antenna assembly, the internal antenna assembly having a first radio frequency coupling device and a first direct current coupling device connected to the dielectric surface, the exterior antenna assembly comprising:
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at least one antenna for receiving a radio frequency signal;
an amplifier for amplifying said radio frequency signal;
a second radio frequency coupling device mounted opposite said first radio frequency coupling device on the other side of said dielectric surface for transferring said radio frequency signal thereto through said dielectric surface;
a second direct current coupling device mounted opposite said first direct current coupling device on the other side of said dielectric surface for receiving a power signal therefrom through said dielectric surface; and
an housing enclosing said antenna, said amplifier, said second radio frequency coupling device and said second direct current coupling device;
wherein said housing comprises a base section and an antenna section pivotably mounted on said base section, said base section enclosing said amplifier, said second radio frequency coupling device and said second direct current coupling device, said antenna section enclosing said antenna;
wherein said antenna is a satellite signal antenna operable to receive a satellite signal, further comprising a terrestrial signal antenna operable to receive a terrestrially transmitted signal, said antenna section comprising said satellite signal antenna and said terrestrial signal antenna. - View Dependent Claims (15, 16, 17, 18, 19)
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Specification