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Screening inbound calls in a packet-based communications network |
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Alternate routing of voice communication in a packet-based network |
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System and method for providing alternate routing in a network |
James O'Brien, Eric R. Sporel, Robert Israel, Michael Baj |
2009-08-04 |
| 7570633 |
Screening inbound calls in a packet-based communications network |
Tanushree Singh, John Joseph McCabe |
2009-08-04 |
| 7388946 |
System and method for evaluating the quality of service in an IP telephony network using call forwarding |
Vivek Santhana |
2008-06-17 |
| 7379471 |
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Derek Mitsumori, Kwang-Shan Pan, Jim Flynn |
2008-05-27 |
| 7363381 |
Routing calls through a network |
James O'Brien, Elliot G. Eichen, Lee N. Goodman |
2008-04-22 |
| 7346043 |
Allocation of channel capacity in multiservice networks |
Robert Olshansky, James O'Brien, Robert Israel, David Frederick McGuigan |
2008-03-18 |
| 7339934 |
Alternate routing of voice communication in a packet-based network |
John Joseph McCabe, David Frederick McGuigan, Robert Israel, Eric R. Sporel |
2008-03-04 |
| 7215643 |
System and method for providing alternate routing in a network |
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2007-05-08 |
| 7075922 |
Screening inbound calls in a packet-based communications network |
Tanushree Singh, John Joseph McCabe |
2006-07-11 |
| 6243388 |
Broadband video switch that performs program merging and method therefor |
Stephen S. Liu, Thomas R. Helmes |
2001-06-05 |
| 6188687 |
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Stephen S. Liu, Hung-San Chen |
2001-02-13 |
| 5796795 |
Data transferring circuit which aligns clock and data |
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1998-08-18 |
| 4763317 |
Digital communication network architecture for providing universal information services |
Harvey R. Lehman, William P. Lidinsky, David A. Spicer, David Vlack |
1988-08-09 |
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Control circuitry using two branch circuits for high voltage solid-state switches |
James A. Davis, William F. MacPherson, Peter W. Shackle |
1987-04-07 |
| 4354062 |
Communication system signaling circuit |
— |
1982-10-12 |
| 4345163 |
Control circuitry for high voltage solid-state switches |
James A. Davis, William F. MacPherson, Peter W. Shackle |
1982-08-17 |