Airport map system with compact feature data storage
First Claim
Patent Images
1. An airport map system comprising:
- a display screen suitable for displaying a map of an airport;
a data storage unit for storing airport map data representative of airport surface features comprising runways and taxiways, wherein runways are defined in said airport map data by two location data points and a width value; and
a processor in communication with said display screen and said data storage unit.
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Abstract
An airport map display system for an aircraft displays the airport paved surfaces and structures to a pilot or crew member. The system displays runways, taxiways, connectors, ramps, gates, and buildings. Hold and yield points may also be displayed. A compact set of specific data points and associated pavement width values is used to store unique data for each airport.
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Citations
22 Claims
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1. An airport map system comprising:
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a display screen suitable for displaying a map of an airport;
a data storage unit for storing airport map data representative of airport surface features comprising runways and taxiways, wherein runways are defined in said airport map data by two location data points and a width value; and
a processor in communication with said display screen and said data storage unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method of storing data representative of airport surface features comprising the steps of:
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determining two runway location points defining the centerline for a runway;
determining a runway width value for said runway;
storing said two runway location points and said runway width value in at least one taxi point record; and
storing an identifier for said runway and a first pointer in a first taxi path ID record, said first pointer indicating the address of said taxi point records containing said runway location points. - View Dependent Claims (17, 18, 19, 20)
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21. An airport map system comprising:
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a display screen suitable for displaying a map of an airport;
a data storage unit for storing airport map data representative of airport surface features comprising runways and taxiways, wherein the airport map data comprises data defining straight and arc shaped taxiways, wherein the straight taxiways are defined by two location data points and a width value, and an arc radius; and
a processor in communication with said display screen and said data storage unit. - View Dependent Claims (22)
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Specification