INDOOR LOCATION RECOGNITION SYSTEM AND INDOOR LOCATION RECOGNITION METHOD USING THE SAME
First Claim
1. An indoor location recognition system for recognizing a location of a user in an indoor space in order to provide a location based service, the system comprising:
- a location recognizing sensor disposed at any location of the indoor space to serve as a reader, recognizing a portable terminal of the user as a tag for location identification, and generating the identifier information according to the recognized results;
an indoor navigation device installed in an indoor transport unit moved by the user in the indoor space to measure a movement distance and a movement direction of the indoor transport unit and transmitting the measured results as movement distance information and movement direction information of the portable terminal to the portable terminal; and
a web server receiving the identifier information to transmit present location information of the portable terminal to the portable terminal, receiving information generated by updating the present location information based on the movement distance information and the movement direction information from the portable terminal, and recognizing the location of the user moving in the indoor space in real time based on the updated information to provide the location based service to the portable terminal.
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Accused Products
Abstract
Disclosed is an indoor location recognition system capable of providing location based services indoors. The indoor location recognition system includes a portable terminal including a short range location recognition system and a wireless communication system using an RFID technology and a two-dimensional bar code technology, a geomagnetic sensor, a camera, an RFID reader or tag, an indoor navigation device calculating a moving distance from revolutions of a wheel of a shopping cart to transmit the calculated moving distance to the portable terminal, shopping mall map information transmitted to the portable terminal, and shopping mall application programs providing location based services. The shopping mall to which the indoor location recognition system according to the exemplary embodiments of the present invention is applied can reduce initial installation costs and operation costs while providing high accuracy of location estimation.
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Citations
12 Claims
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1. An indoor location recognition system for recognizing a location of a user in an indoor space in order to provide a location based service, the system comprising:
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a location recognizing sensor disposed at any location of the indoor space to serve as a reader, recognizing a portable terminal of the user as a tag for location identification, and generating the identifier information according to the recognized results; an indoor navigation device installed in an indoor transport unit moved by the user in the indoor space to measure a movement distance and a movement direction of the indoor transport unit and transmitting the measured results as movement distance information and movement direction information of the portable terminal to the portable terminal; and a web server receiving the identifier information to transmit present location information of the portable terminal to the portable terminal, receiving information generated by updating the present location information based on the movement distance information and the movement direction information from the portable terminal, and recognizing the location of the user moving in the indoor space in real time based on the updated information to provide the location based service to the portable terminal. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An indoor location recognition system for recognizing a location of a user in an indoor space in order to provide a location based service, the system comprising:
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a location identification tag disposed at any location of the indoor space;
a portable terminal serving as a reader recognizing the location identification tag and generating the identifier information according to the recognized results;an indoor navigation device installed in an indoor transport unit moved by the user in the indoor space to measure a movement distance and a movement direction of the indoor transport unit and transmitting the measured results as movement distance information and movement direction information of the portable terminal to the portable terminal; and a web server receiving the identifier information from the portable terminal to analyze present location coordinate information of the portable terminal, transmitting the analyzed present location coordinate information to the portable terminal, receiving information generated by updating the present location coordinate information based on the movement distance information and the movement direction information from the portable terminal, and recognizing the location of the user moving in the indoor space in real time based on the updated information to provide the location based service to the portable terminal.
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9. An indoor location recognition method for recognizing a location of a user in an indoor space in order to provide a location based service, the method comprising:
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recognizing, in a location recognizing sensor disposed at any location of the indoor space, a portable terminal of the user as a tag for location identification to transmit the identifier information to a web server providing the location based service; transmitting, in the web server, present location information of the portable terminal to the portable terminal in response to the identifier information;
measuring, in an indoor navigation device installed in an indoor transport unit moving in the indoor space by the user possessing the portable terminal, a movement distance and a movement direction of the indoor transport unit and transmitting the measured results to the portable terminal;updating, in the portable terminal, the present location using the present location information and the measured results and transmitting the updated present location information to the web server; and transmitting, in the web server, the location based service to the portable terminal according to the updated present location information. - View Dependent Claims (10, 11)
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12. An indoor location recognition method for recognizing a location of a user in an indoor space in order to provide a location based service, the method comprising:
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recognizing, in a portable terminal of the user, a location identification tag disposed at any location of the indoor space to transmit the identifier information to a web server providing the location based service; transmitting, in the web server, present location information of the portable terminal to the portable terminal in response to the identifier information; measuring, in an indoor navigation device installed in an indoor transport unit moving in the indoor space by the user possessing the portable terminal, a movement distance and a movement direction of the indoor transport unit and transmitting the measured results to the portable terminal; updating, in the portable terminal, the present location using the present location information and the measured results and transmitting the updated present location information to the web server; and transmitting, in the web server, the location based service to the portable terminal according to the updated present location information.
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Specification