Location positioning method and device using wireless LAN signals
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United States of America Patent
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Mar 4, 2014
Grant Date -
Mar 7, 2013
app pub date -
May 4, 2011
filing date -
May 6, 2010
priority date (Note) -
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Abstract
A location positioning methoded device using a wireless LAN signal, comprising: a database that includes a first DB, which matches grid cells distinguished by pCell ID with partial wireless LAN-related information related to a wireless LAN signal and stores the matched information, and a second DB, which stores overall wireless LAN-related information related to the wireless LAN signal; an information reception unit that receives terminal wireless LAN-related information from a terminal, which performs communication by using the WLAN signal; a record determination unit; and a location positioning unit.
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