Gps device
1 Assignment
0 Petitions
Accused Products
Abstract
A combination of a GPS device and an adjacent mobile communications device. The mobile communications device comprises: a wireless communications transceiver comprising means for receiving at least one of timing information and location information. The GPS device comprises: a receiver for receiving at least one GPS signal, a positional estimator for providing a positional estimate in dependence of said received at least one GPS signal and said at least one of timing information and location information.
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Citations
60 Claims
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1-30. -30. (canceled)
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31. A mobile communications device comprising:
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a wireless transceiver comprising means for receiving at least one of timing information and location information from a cellular communications network, and a second wireless transceiver comprising means for transmitting said at least one of the said timing information and location information to an adjacent GPS device. - View Dependent Claims (35, 36, 37, 52)
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32. A GPS device comprising:
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a GPS receiver comprising means for receiving a GPS signal;
a wireless transceiver comprising means for receiving from an adjacent device at least one of timing information and location information; and
a GPS positional estimator for providing a positional estimate dependent on said received GPS signal and at least one of the said timing information and location information. - View Dependent Claims (33, 34, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 53, 54, 55, 60)
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56. A method of providing a GPS estimate comprising the steps of:
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receiving a GPS signal on a GPS device;
receiving at least one of timing information and location information from a cellular communications network on an mobile communications device, the mobile communications device being located at substantially the same location as the GPS device;
producing a further signal dependent on the said timing information and location information signal;
transmitting the further signal over a wireless communications link to the GPS device;
determining a positional estimate dependent on the received GPS signal and the third signal on the GPS device - View Dependent Claims (57, 58, 59)
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Specification