DIGITAL MAP DATABASE AND METHOD FOR OBTAINING EVACUATION ROUTE INFORMATION
First Claim
Patent Images
1. A method for obtaining evacuation route information, the method comprising:
- extracting at least one road segment having an evacuation route attribute associated therewith from a digital map database; and
generating an overlay of the at least one road segment on a map of a predetermined region including the at least one road segment.
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Abstract
A digital map database includes a road segment data record containing information associated with a particular road segment; and at least one evacuation route attribute associated with the road segment. The evacuation route attribute(s) is/are stored in the road segment data record. Methods for obtaining evacuation route information are also disclosed herein.
40 Citations
22 Claims
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1. A method for obtaining evacuation route information, the method comprising:
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extracting at least one road segment having an evacuation route attribute associated therewith from a digital map database; and generating an overlay of the at least one road segment on a map of a predetermined region including the at least one road segment. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method for delivering evacuation route information to a vehicle user, the method comprising:
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receiving an emergency alert at a call center; defining an emergency area based on the emergency alert; extracting, from a digital map database, at least one road segment having an evacuation route associated therewith, the at least one road segment being located within the emergency area; generating an overlay of the at least one road segment on a map of the emergency area; determining if a vehicle is positioned within the emergency area or is proximate to the emergency area; and transmitting an evacuation route to the vehicle. - View Dependent Claims (18, 19)
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20. A digital map database, comprising:
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a road segment data record containing information associated with a particular road segment; and at least one evacuation route attribute associated with the road segment, wherein the at least one evacuation route attribute is stored in the road segment data record. - View Dependent Claims (21, 22)
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Specification