| 9130965 |
Method of call conferencing to support session continuity for multi-mode clients |
Edward Grinshpun, Simon S. Ou, Lily Zhu |
2015-09-08 |
| 8792823 |
Approach for quality of service control on un-wanted services (e.g. voice over internet protocol or multimedia) over wireline and wireless IP network |
Thomas Trayer Towle |
2014-07-29 |
| 8204022 |
Method of providing transcoding during voice-over-internet protocol handoff |
Harold Aaron Lassers |
2012-06-19 |
| 8175575 |
Online charging for roaming users in a proxy online charging system of a visited network |
Yigang Cai |
2012-05-08 |
| 8116728 |
Charging in LTE/EPC communication networks |
Yigang Cai |
2012-02-14 |
| 7978683 |
Method of transferring call transition messages between network controllers of different radio technologies |
Dan Anthony Balogh, Michael F. Dolan, Richard P. Ejzak, Douglas Knisely, Subhasis Laha |
2011-07-12 |
| 7920523 |
Method of supporting quality-of-service application session continuity during inter-technology handover using a common packet data function |
Edward Grinshpun, E-Ling Lou, Harinath Rachapalli, Lily Zhu |
2011-04-05 |
| 7844728 |
Packet filtering/classification and/or policy control support from both visited and home networks |
Thomas W. Anderson, Harold Aaron Lassers, Stinson Mathai |
2010-11-30 |
| 7586857 |
Fast network SIP/SDP procedures for conference operations upon request from end user with optimization of network resources |
Richard P. Ejzak, Eric Harold Henrikson, Hong Xie |
2009-09-08 |
| 7062265 |
Architecture to support service features for wireless calls in a wireless telecommunication system |
Young-fu Chang, Michael F. Dolan, John P. Menard, Milo Orsic, Jin Young Yang |
2006-06-13 |
| 7013129 |
Queuing for radio channel availability |
Stephen Goss, Jeffrey Ross Light, Omar Salvador, Gitesh Shah, Mark Stockert +3 more |
2006-03-14 |
| 6658255 |
Enhanced wireless radio channel utilization |
Stephen Goss, Jeffrey Ross Light, Omar Salvador, Gitesh Shah, Mark Stockert +3 more |
2003-12-02 |
| 6625153 |
Distributed cellular communication system architecture for the co-existence of multiple technologies |
— |
2003-09-23 |
| 6434139 |
Method for optimizing mobile wireless communications routed across plural interconnected networks |
Kenneth Wayne Strom |
2002-08-13 |
| 6434382 |
Cellular call processor having concurrent instances of call models to support mixed media communication connections |
Jin Wang |
2002-08-13 |
| 6405040 |
Implementing and selecting between virtual private wireless telecommunications networks |
Robert Shaw Sellinger |
2002-06-11 |
| 6392999 |
Conferencing and announcement generation for wireless VoIP and VoATM calls |
Kenneth Wayne Strom |
2002-05-21 |
| 6377572 |
Virtual resource allocation method and apparatus for wireless data communication systems |
Michael F. Dolan, Harvey Rubin, Kenneth Wayne Strom |
2002-04-23 |
| 6285877 |
Cellular call processor having concurrent instances of call models to support mixed media communication connections |
Jin Wang |
2001-09-04 |
| 6061337 |
System and method for CDMA handoff using telemetry to determine the need for handoff and to select the destination cell site |
Jeffrey Ross Light, Charles Varvaro |
2000-05-09 |
| 6002679 |
Method for assigning feature sets on virtual private telecommunications networks |
Kenneth Wayne Strom |
1999-12-14 |
| 5949770 |
Method for assigning feature sets on virtual private telecommunications networks |
Kenneth Wayne Strom |
1999-09-07 |
| 5943332 |
Method for implementing virtual private wireless telecommunications networks |
Kenneth Wayne Strom |
1999-08-24 |
| 5905953 |
Method for implementing private wireless telecommunications networks |
Kenneth Wayne Strom |
1999-05-18 |