Two U.s. shopping centers, in California before and Virginia, are testing a system where customers within their centers to be followed through their phone signals. Thus, shop owners can track how customers within the shopping centre move.
The signals are automatically collected by the British company Path Intelligence via a secure server to the administrators of the shopping mall, forwarded, reports Ars Technica. The technique works with triangulation, which looked where a phone is by the bond strength with various cell tower in the area to be measured.
The technique of driehoeksmetingen is not only used for phones and smartphones without a gps and works with an accuracy of a few tens to hundreds of meters. According to Path Intelligence, the technique, the Footpath has called, a customer can be tracked with a margin of error of one to two metres. Path Intelligence says that with this technique, accurate measurements by their own equipment within the shopping mall to put down.
The technique would not be a concern for the privacy, because the data anonymously collected. As yet there is no lawsuit started to look whether the technique is legally acceptable.
