Geographic information system and method for monitoring dynamic train positions
First Claim
1. A method for displaying geographic track data and geographic position data for a train, said method comprising:
- employing a geographic information system database;
entering static track data in said geographic information system database;
determining a track section occupied by said train;
determining geographic starting and ending positions of said track section;
displaying geographic information regarding said static track data from said geographic information system database;
determining geographic information regarding said track section occupied by said train from said geographic starting and ending positions of said track section and from said geographic information system database; and
displaying said geographic information regarding said track section occupied by said train with said geographic information regarding said static track data.
2 Assignments
0 Petitions
Accused Products
Abstract
A geographic information system (GIS) displays geographic roadway data, geographic track data and geographic train position data. The GIS includes a GIS database having static roadway and track data. A computer aided dispatching (CAD) system includes a task to determine an occupied track section. A web server includes a first routine determining geographic starting and ending positions of the track section, a second routine displaying geographic information regarding the static roadway and track data, and a third routine determining geographic information regarding the occupied track section from the geographic starting and ending positions of the track section and from the GIS database. A client system communicates with the web server to receive and display the geographic information regarding the static roadway and track data, and to receive and display the geographic information regarding the occupied track section with the geographic information regarding the static roadway and track data.
86 Citations
41 Claims
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1. A method for displaying geographic track data and geographic position data for a train, said method comprising:
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employing a geographic information system database;
entering static track data in said geographic information system database;
determining a track section occupied by said train;
determining geographic starting and ending positions of said track section;
displaying geographic information regarding said static track data from said geographic information system database;
determining geographic information regarding said track section occupied by said train from said geographic starting and ending positions of said track section and from said geographic information system database; and
displaying said geographic information regarding said track section occupied by said train with said geographic information regarding said static track data. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for displaying geographic roadway data, geographic track data, and geographic position data for a train, said method comprising:
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employing a geographic information system database;
entering static roadway data in said geographic information system database;
entering static track data in said geographic information system database;
determining a track section occupied by said train;
determining geographic starting and ending positions of said track section;
displaying geographic information regarding said static roadway data and said static track data from said geographic information system database;
determining geographic information regarding said track section occupied by said train from said geographic starting and ending positions of said track section and from said geographic information system database; and
displaying said geographic information regarding said track section occupied by said train with said geographic information regarding said static roadway data and said static track data. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A geographic information system for displaying geographic roadway data, geographic track data, and geographic position data for a train, said geographic information system comprising:
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a geographic information system database including static roadway data and static track data;
means for determining a track section occupied by said train;
means for determining geographic starting and ending positions of said track section;
means for displaying geographic information regarding said static roadway data and said static track data from said geographic information system database;
means for determining geographic information regarding said track section occupied by said train from said geographic starting and ending positions of said track section and from said geographic information system database; and
means for displaying said geographic information regarding said track section occupied by said train with said geographic information regarding said static roadway data and said static track data. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36)
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37. A geographic information system for displaying geographic roadway data, geographic track data, and geographic position data for a train, said geographic information system comprising:
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a geographic information system database including static roadway data and static track data;
a computer aided dispatching system comprising means for determining a track section occupied by said train;
a server comprising;
a first routine adapted to determine geographic starting and ending positions of said track section, a second routine adapted to display geographic information regarding said static roadway data and said static track data from said geographic information system database, and a third routine adapted to determine geographic information regarding said track section occupied by said train from said geographic starting and ending positions of said track section and from said geographic information system database;
a communication network; and
a client system adapted to communicate with said server over said communication network, to receive and display said geographic information regarding said static roadway data and said static track data, and to receive and display said geographic information regarding said track section occupied by said train with said geographic information regarding said static roadway data and said static track data. - View Dependent Claims (38, 39, 40, 41)
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Specification