Chapter 1. Implement Location-Based Services
The term location-based services refers to the ability to locate an 802.11 device and provide services based on this location information. Services can be offered to the located device itself or to another application based on the device location. A typical example of a service offered to the located devices is a shopping mall or subway system map sent dynamically to your 802.11 PDA when you are close to these areas, and another is a special discount sent to your PDA when you walk by a store. Common services offered to other applications based on device location include alarms when a worker enters a hazardous area and location tracking of goods in a warehouse or a factory.
Location-tracking techniques ...
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