Global position mapping system having a mobile docking station and method for use of same
First Claim
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1. A mapping apparatus comprising:
- a handheld mapping device having a global positioning receiver;
a mobile docking station operable to share data with the handheld mapping device;
a wide area detail database operably connected to the docking station, containing data of a first geographic data type for a wide geographic area;
a wide area base database disposed within the handheld mapping device, containing data of a second geographic data type for the wide geographic area;
a local area detail database disposed within the handheld mapping device, containing data of the first geographic data type for a local geographic area comprising a portion of the wide geographic area; and
a local area detail database update module operable to update the local area detail database with data from the wide area detail database according to positional data received from the global positioning receiver.
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Abstract
An apparatus, method and system for generating a map using a global positioning system (100). According to one embodiment, the present invention is a mapping apparatus capable of automatically loading the most relevant local map data to a handheld mapping device (112) as needed. The mapping apparatus comprises a handheld mapping device (112) incorporating a wide area base database (158) and a local area detail database (160). The apparatus further comprises a mobile docking station (114) incorporating a wide area detail database (172) and software operable to update the local area detail database (160).
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Citations
20 Claims
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1. A mapping apparatus comprising:
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a handheld mapping device having a global positioning receiver; a mobile docking station operable to share data with the handheld mapping device; a wide area detail database operably connected to the docking station, containing data of a first geographic data type for a wide geographic area; a wide area base database disposed within the handheld mapping device, containing data of a second geographic data type for the wide geographic area; a local area detail database disposed within the handheld mapping device, containing data of the first geographic data type for a local geographic area comprising a portion of the wide geographic area; and a local area detail database update module operable to update the local area detail database with data from the wide area detail database according to positional data received from the global positioning receiver. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of generating a map on the display of a handheld mapping device comprising:
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providing a wide area detail database at least partially disposed within a mobile docking station containing data of a first geographic data type for a wide geographic area; providing a wide area base database within a handheld mapping device containing data of a second geographic data type for the wide geographic area; receiving a global positioning signal at the handheld mapping device; calculating the current position of the handheld mapping device of the from the global positioning signal; comparing the current position of the handheld mapping device to a prior position stored within a memory space; updating within the handheld mapping device a local area detail database containing data of the first geographic data type for a local geographic area comprising a portion of the wide geographic area whenever the current position of the handheld mapping device varies from the prior position by more than a predetermined distance; and generating and displaying a map incorporating at least a portion of the data contained in the local area detail database. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A system for generating a map comprising:
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a mobile docking station operably connected to a wide area detail database containing detailed wide area geographic data, incorporating data of a first geographic data type for a wide geographic area; a set of global positioning satellites, each generating a global positioning signal; a handheld mapping device operable to receive global positioning signals and thereby determine the current position of the handheld mapping device; a wide area base database, disposed within the handheld mapping device, incorporating data of a second geographic data type for the wide geographic area; a map generation software module for generating and storing within a handheld mapping device, a local area detail database for a local geographic area, containing a subset of the data of the first geographic data type for the wide geographic area whenever the current position of the handheld mapping device varies from a prior position of the handheld mapping device by more than a predetermined distance; and a map display software module for displaying a local geographic map incorporating geographic data of the first geographic data type stored in the local area detail database. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification