| 10033880 |
Geo-redundant PCRF MRA with MPE allocation via IMSI hashing and IP indexed table |
Paul H. Siedelhofer, Ho Yin Cheuk |
2018-07-24 |
| 9578679 |
Download localized portion of large database based on cellular network topology |
Ben-Ren Chen, Rohit Satish Kalbag |
2017-02-21 |
| 9544939 |
Intelligent policy and charging rule function (PCRF) restoration |
Niranjan B. Avula, Imtiyaz Shaikh, Priscilla Lau, Ho Yin Cheuk |
2017-01-10 |
| 9397891 |
Geo-redundant PCRF MRA with MPE allocation via IMSI hashing and IP indexed table |
Paul H. Siedelhofer, Ho Yin Cheuk |
2016-07-19 |
| 9370037 |
Intelligent policy and charging rule function (PCRF) restoration |
Niranjan B. Avula, Imtiyaz Shaikh, Priscilla Lau, Ho Yin Cheuk |
2016-06-14 |
| 9326110 |
Prepaid charging interface enhancements enabling prepaid messaging buckets |
Ben-Ren Chen |
2016-04-26 |
| 8964633 |
Method, apparatus, and computer program product for authenticating subscriber communications at a network server |
Fangqiu Tu, Rohit Satish Kalbag |
2015-02-24 |
| 8897749 |
Policy decisions based on subscriber spending limits |
Ho Yin Cheuk, Violeta Cakulev |
2014-11-25 |
| 8885522 |
Flexible alerting for integrated cellular and VoIP |
Ben-Ren Chen |
2014-11-11 |
| 8804666 |
Method and device for providing inter-domain handoff configuration information to a dual mode access terminal |
Rohit Satish Kalbag |
2014-08-12 |
| 8670745 |
Prepaid charging interface enhancements enabling prepaid messaging buckets |
Ben-Ren Chen |
2014-03-11 |
| 8638794 |
Method and system for routing traffic across multiple interfaces via VPN traffic selectors and local policies |
Rohit Satish Kalbag, Ben-Ren Chen |
2014-01-28 |
| 8588413 |
Enabling seamless access to a Wi-Fi network |
Rohit Satish Kalbag, Ben-Ren Chen |
2013-11-19 |
| 8385232 |
Flexible alerting for integrated cellular and VoIP |
Ben-Ren Chen |
2013-02-26 |
| 8249016 |
Method and device for providing inter-domain handoff configuration information to a dual mode access terminal |
Rohit Satish Kalbag |
2012-08-21 |
| 8244204 |
Timed override of incoming call restrictions to facilitate callback after an emergency call |
Ben-Ren Chen, Rohit Satish Kalbag |
2012-08-14 |
| 7729685 |
Push-to-talk wireless communication for prepaid mobile subscribers |
Ben-Ren Chen |
2010-06-01 |
| 7366136 |
Determining chargeable duration at the home agent for a prepaid MIP session |
Rohit Satish Kalbag, Ben-Ren Chen |
2008-04-29 |
| 7200387 |
Application invocation on a mobile station using messaging service |
Ben-Ren Chen |
2007-04-03 |
| 7092697 |
Method and system for reduced-latency prepaid mobile messaging |
Jerry Kupsh, Xuming Chen, Ben-Ren Chen |
2006-08-15 |
| 4998274 |
ISDN dual bus extension phone system |
— |
1991-03-05 |