Location-based services
First Claim
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1. A location tracking unit configured for use with a location based service system comprising:
- 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;
wherein the first data processor is a host controller and the second data processor is a secure controller.
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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.
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25 Claims
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1. 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; wherein the first data processor is a host controller and the second data processor is a secure controller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification