Location positioning method and device using wireless LAN signals
US8666433B2 · kind B2 · utility
1Cited by
7References
19Claims
0Family size
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Key dates
| Filing date | May 4, 2011 |
| Grant date | Mar 4, 2014 |
| Priority date | — |
| Expiry date | May 28, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/12
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.