| 8923289 |
Communicating tone information in a network |
— |
2014-12-30 |
| 8559466 |
Selecting discard packets in receiver for voice over packet network |
Siu Lam, Ling Chen |
2013-10-15 |
| 8289956 |
Communicating tone information in a network |
— |
2012-10-16 |
| 7751378 |
Method, apparatus and system for client-based distributed PBX for enterprise telephony |
— |
2010-07-06 |
| 7715447 |
Method and system for tone detection |
Sui M. Lam, Amin Rhemtulla |
2010-05-11 |
| 7450593 |
Clock difference compensation for a network |
— |
2008-11-11 |
| 7403497 |
Data transport between a media gateway and server |
— |
2008-07-22 |
| 7397877 |
Clock drift compensation method for remote communications |
— |
2008-07-08 |
| 7324820 |
Wireless communication mapping apparatus, systems, and methods |
Amin Rhemtulla, Siu Lam |
2008-01-29 |
| 7280650 |
Method and apparatus to manage a conference |
— |
2007-10-09 |
| 7269142 |
Managing tone clamping in a network |
Amin Rhemtulla |
2007-09-11 |
| 7245637 |
Methods and apparatus for suppressing signaling tones in telephony signal |
Siu Lam |
2007-07-17 |
| 6937603 |
Optimizing buffer latency in a streamed packet delivery session |
— |
2005-08-30 |
| 6813658 |
Dynamic data queuing mechanism for packet networks |
Siu Lam |
2004-11-02 |
| 6480491 |
Latency management for a network |
— |
2002-11-12 |