LOCATION-BASED SERVICES
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0 Petitions
Accused Products
Abstract
A location tracking unit for use with a location based service system is presented. The location tracking unit comprises: a navigation receiver adapted to implement a location tracking function; data processing means adapted to determine an occupied location according to a first location matching process, the first location matching process using navigation data from the navigation receiver and a first set of geographic data; and data processing means adapted to verify the integrity of the first location matching process based on a second location matching process using navigation data and a second set of geographic data.
8 Citations
42 Claims
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1-15. -15. (canceled)
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16. A location tracking unit configured for use with a location based service system comprising:
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a first data processor configured to determine an occupied location according to a first location matching process, the first location matching process using navigation data from a navigation receiver and a first set of geographic data; and a second data processor configured to verify integrity of the first location matching process based on a second location matching process using the navigation data and a second set of geographic data. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
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42. A method of implementing a location tracking function in a location tracking unit, the method comprising:
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determining, in a first data processor of the location tracking unit, an occupied location according to a first location matching process, the first location matching process using navigation data from a navigation receiver and a first set of geographic data; and verifying, in a second data processor of the location tracking unit, integrity of the first location matching process based on a second location matching process using the navigation data and a second set of geographic data.
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Specification