System and method for transportation vehicle tracking
First Claim
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1. A method for tracking a vehicle, the method comprising:
- receiving information for the vehicle as the vehicle departs a starting location;
creating a data record for the vehicle, wherein the data record is located at a centralized data center;
receiving updated information for the vehicle, wherein the update information is provided from an intermediate location;
updating the data record for the vehicle; and
finalizing the data record for the vehicle as the vehicle reaches a final location.
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Abstract
A system and method for transportation vehicle tracking. A method for tracking a vehicle includes receiving information for the vehicle as the vehicle departs a starting location, creating a data record for the vehicle, receiving updated information for the vehicle, updating the data record for the vehicle, and finalizing the data record for the vehicle as the vehicle reaches a final location. The data record is located at a centralized data center and the update information is provided from an intermediate location.
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Citations
21 Claims
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1. A method for tracking a vehicle, the method comprising:
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receiving information for the vehicle as the vehicle departs a starting location; creating a data record for the vehicle, wherein the data record is located at a centralized data center; receiving updated information for the vehicle, wherein the update information is provided from an intermediate location; updating the data record for the vehicle; and finalizing the data record for the vehicle as the vehicle reaches a final location. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for exchanging information, the method comprising:
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receiving a first transmission from a first communications unit; associating a departure time with the first transmission; updating the departure time in response to a determining that a second transmission was received from the first communications unit; and transmitting the departure time to a database in response to a determining that a difference between the departure time and a current time is greater than a transmission interval. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A vehicle tracking system comprising:
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a vehicle communications unit located in a vehicle, the vehicle communications unit configured to transmit an identifier associated with the vehicle; a location communication unit wireless coupled to the vehicle communications unit, with one location communications unit located at each of a number of specified locations-f throughout the vehicle tracking system, the location communications unit configured to maintain a departure time and a location for the vehicle; and a central server coupled to the location communications unit, the central server configured to maintain time and location information about the vehicle and to provide the time and location information to subscribers. - View Dependent Claims (18, 19, 20, 21)
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Specification