| 摘要 |
In one embodiment, a method of providing a location based service (LBS), comprises: (i) receiving location information over a period of time by one or more software programs from a plurality of wireless devices belonging to a plurality of subscribers; (ii) processing the location information to detect that respective subscribers tend to spend time at one or more locations with one or more other specific subscribers; (iii) storing data indicative of a tendency of each such subscriber to spend time with the subscriber's one or more other specific subscribers; (iv) detecting whether subscribers are present at locations with one or more specific subscribers identified in the stored data subsequent to performance of (ii) and (iii); and (v) comparing ad parameters against subscriber data, to select ads for communication to subscribers, wherein the comparing differentiates in selection of ads for communication to subscribers in response to (iv). |
