APPARATUS AND METHOD FOR DETECTING A LOCATION OF A WIRELESS DEVICE
First Claim
1. An apparatus for determining a location of a portable wireless device in relation to a vehicle, the apparatus comprising:
- a first base station including a first transceiver for being positioned about the vehicle, the first transceiver being configured to operate at a first operating frequency for transmitting and receiving at least one first signal to and from the portable wireless device to provide a first distance of the portable wireless device with respect to the vehicle;
the first operating frequency corresponding to a distance accuracy value and the first distance generally corresponding to an actual distance of the portable wireless device from the vehicle that is adjusted by the distance accuracy value.
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Accused Products
Abstract
In at least one embodiment, an apparatus for determining a location of a portable wireless device in relation to a vehicle is provided. The apparatus comprises a first base station that includes a first transceiver for being positioned about a vehicle. The first transceiver is configured to operate at a first operating frequency for transmitting and receiving at least one first signal to and from the portable wireless device to provide a first distance of the portable wireless device with respect to the vehicle. The first operating frequency generally corresponds to a distance accuracy value and the first distance generally corresponds to an actual distance of the portable wireless device from the vehicle that is adjusted by the distance accuracy value.
66 Citations
20 Claims
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1. An apparatus for determining a location of a portable wireless device in relation to a vehicle, the apparatus comprising:
a first base station including a first transceiver for being positioned about the vehicle, the first transceiver being configured to operate at a first operating frequency for transmitting and receiving at least one first signal to and from the portable wireless device to provide a first distance of the portable wireless device with respect to the vehicle;
the first operating frequency corresponding to a distance accuracy value and the first distance generally corresponding to an actual distance of the portable wireless device from the vehicle that is adjusted by the distance accuracy value.- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for determining a location of a portable wireless device in relation to a vehicle, the method comprising:
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operating a first transceiver of a first base station at a first operating frequency for transmitting and receiving at least one first signal to and from the portable wireless device; and providing a first distance of the portable wireless device with respect to the vehicle, the first operating frequency corresponding to a distance accuracy value and the first distance generally corresponding to an actual distance of the portable wireless device from the vehicle that is adjusted by the distance accuracy value. - View Dependent Claims (11, 12, 13, 14, 15)
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16. An apparatus comprising:
a portable wireless device including a first transceiver for being carried by a user and for gaining access to a vehicle, the first transceiver being configured to operate at a first operating frequency for transmitting and receiving wireless signals to and from a first base station to provide a first distance of the portable wireless device with respect to the vehicle, the first operating frequency corresponding to a distance accuracy value and the first distance generally corresponding to an actual distance of the portable wireless device from the vehicle that is adjusted by the distance accuracy value. - View Dependent Claims (17, 18, 19, 20)
Specification