Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9479979 | Success rate improvements for ANR measurements while reducing data loss at a UE | Eric J. Drury, Amit Malik | 2016-10-25 |
| 8320326 | Method and system for inter-technology active handoff of a hybrid communication device | Vivek Naik, Dan Zhang | 2012-11-27 |
| 8265057 | Enhanced voice pre-emption of active packet data service | Dan Zhang, Vivek Naik | 2012-09-11 |
| 7787421 | Method and system for inter-technology active handoff of a hybrid communication device | Vivek Naik, Dan Zhang | 2010-08-31 |
| 7710987 | Efficient transitions between operating states in a communication network | Jay Jayapalan, Lee M. Proctor, Steven D. Upp, James A. Butler, Paul M. Erickson | 2010-05-04 |
| 7620017 | Method and apparatus to facilitate inter-AN HRPD hard handoff | Shahab M. Sayeedi | 2009-11-17 |
| 7512110 | Method and apparatus to facilitate inter-AN HRPD hard handoff | Shahab M. Sayeedi | 2009-03-31 |
| 7480297 | System and method for controlling packet data bandwidth | Jay Jayapalan, Dan Zhang | 2009-01-20 |
| 7197328 | Method and apparatus for increasing success rate of push-to-talk access in a mobile communications network | Thomas Hart, Ronald Crocker, John M. Harris | 2007-03-27 |
| 7113997 | Method and device for providing more accurate subscriber billing | Jay Jayapalan | 2006-09-26 |
| 6934751 | Method and device for providing more accurate subscriber device billing | Jay Jayapalan | 2005-08-23 |
| 6801571 | Method and apparatus for optimizing data compression in a wireless digital access system | Janusz Hyziak, Jay Jayapalan | 2004-10-05 |