by Kumar Thangamuthu, Principal Product Manager, Location
Wi-Fi has emerged as an extremely popular means of powering location-based services (LBS) since its accuracy is sufficient for most social networking and places-of-interest (POI) applications.
The incredible popularity of consumer Wi-Fi ($50 access points deployed in homes and businesses) creates a wealth of 802.11 reference points which can be leveraged for handset positioning, especially useful in urban and suburban commercial districts.