US 7,321,773 B2 | ||
Area watcher for wireless network | ||
Gordon John Hines, Kirkland, Wash. (US); Mario G. Tapia, Seattle, Wash. (US); and Will Cousins, Seattle, Wash. (US) | ||
Assigned to TeleCommunication Systems, Inc., Annapolis, Md. (US) | ||
Filed on Dec. 13, 2002, as Appl. No. 10/318,171. | ||
Prior Publication US 2004/0192337 A1, Sep. 30, 2004 | ||
Int. Cl. H04Q 7/20 (2006.01) |
U.S. Cl. 455—456.1 [455/456.2; 455/456.3; 455/456.5] | 16 Claims |
1. A subscriber feature for a wireless system, comprising:
a database associating a particular wireless device with at least one geographic area;
a speed determiner to determine a speed of said particular wireless device relative to said at least one geographic area;
an area watcher to selectively output at least one trigger message from a plurality of trigger messages for said at least
one geographic area, said at least one trigger message being selected from said plurality of trigger messages based on said
determined speed of said particular wireless device upon said particular wireless device's entry into or exit from said at
least one geographic area.
|