Navigation signal transmitting apparatus, location information providing apparatus, method for transmitting navigation signal, and method for providing location information
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United States of America Patent
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Jan 24, 2017
Grant Date -
Oct 24, 2013
app pub date -
Sep 6, 2011
filing date -
Sep 16, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A navigation signal transmitting apparatus and a location information providing apparatus are provided for reducing time of positioning with a positioning signal from an indoor positioning transmitter. When an information providing server recognizes a transmitter ID of a transmitter from a mobile phone, the server makes reference refers to database associated with the transmitter ID, and reads SVG map information associated with the ID (including information for displaying a map and information of a correspondence relation between the transmitter ID and the location of the transmitter on the map). When the server transmits data of the SVG map information to a base station, the base station wirelessly emits the data of the SVG map information. When the mobile phone detects arrival of the data, the mobile phone can obtain the location of the transmitter from the data in accordance with a browsing operation of a user of the phone.
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