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Method and Apparatus for Document Matching App 20130054643 - Yao; Zhonghui ;   et al. | 2013-02-28 |
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System and method for ensuring handoffs across heterogeneous networks App 20080096560 - Felske; Kent ;   et al. | 2008-04-24 |
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Method and device for determining location-enhanced presence information for entities subscribed to a communications system App 20070167170 - Fitchett; Jeff ;   et al. | 2007-07-19 |
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Method and apparatus for synchronizing clock timing between network elements App 20060056563 - Aweya; James ;   et al. | 2006-03-16 |
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