| US 7,586,877 B2 | ||
| Method and system to determine and communicate the presence of a mobile device in a predefined zone | ||
| Peter Michael Gits, Clarendon Hills, Ill. (US); Dale James Seavey, Sunol, Calif. (US); and David J. Novice, Baltimore, Md. (US) | ||
| Assigned to Cisco Technology, Inc., San Jose, Calif. (US) | ||
| Filed on Apr. 13, 2006, as Appl. No. 11/279,714. | ||
| Prior Publication US 2007/0243880 A1, Oct. 18, 2007 | ||
| Int. Cl. H04Q 7/00 (2006.01) | ||
| U.S. Cl. 370—331 [370/332; 370/341; 370/458; 370/347; 370/329; 455/456.1; 455/404.2; 455/434; 455/456.2; 455/509; 455/436] | 22 Claims |
| 1. A method to communicate the presence of a mobile device in at least one predefined zone, the method comprising:
determining when the mobile device is proximate the at least one predefined zone;
compiling location data which includes a zone identifier corresponding to the at least one predefined zone and a device identifier
corresponding to the mobile device;
identifying at least one predefined group of mobile devices associated with the at least one predefined zone; and
sending the location data and the device identifier to all mobile devices in the at least one predefined group of mobile devices.
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