METHOD AND APPARATUS FOR CORRECTING LOCATION INFORMATION OF MOBILE COMMUNICATION TERMINAL
First Claim
1. An apparatus for correcting location information of mobile communication terminals, comprising:
- a handler to automatically collect location measurement information of the mobile communication terminals, and environment information containing locations of base stations and arrangements of roads or buildings from a network;
a database to store the location measurement information and the environment information;
an analysis unit to analyze the location measurement information and the environment information to generate correction maps;
a correction map database to store the correction maps; and
a service unit to refer to the correction maps and to provide a corrected location estimate service, a corrected location measurement service, or a correction-value broadcast service to mobile communication terminals which request location services.
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Abstract
A method and apparatus for correcting location information of mobile communication terminals is disclosed. The apparatus for correcting location information of mobile communication terminals, includes: a handler to collect location measurement information of the mobile communication terminals, and environment information containing locations of base stations and arrangements of roads or buildings from a network; a database to store the location measurement information and the environment information; an analysis unit to analyze the location measurement information and the environment information to generate correction maps; a correction map database to store the correction maps; and a service unit to refer to the correction maps and to provide a corrected location estimate service, a corrected location measurement service, or a correction-value broadcast service to mobile communication terminals which request location services.
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Citations
14 Claims
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1. An apparatus for correcting location information of mobile communication terminals, comprising:
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a handler to automatically collect location measurement information of the mobile communication terminals, and environment information containing locations of base stations and arrangements of roads or buildings from a network; a database to store the location measurement information and the environment information; an analysis unit to analyze the location measurement information and the environment information to generate correction maps; a correction map database to store the correction maps; and a service unit to refer to the correction maps and to provide a corrected location estimate service, a corrected location measurement service, or a correction-value broadcast service to mobile communication terminals which request location services. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for correcting location information of mobile communication terminals, comprising:
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collecting location measurement information of the mobile communication terminals, and environment information containing locations of base stations and arrangements of roads or buildings from a network; generating a correction map by analyzing the location measurement information and the environment information; and providing a corrected location estimate service, a corrected location measurement service, or a correction-value broadcast service to mobile communication terminals by using the correction map. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification