Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408182 | Redundant mobile switching center (MSC) architecture for a radio telecommunications network | Lee Davidson, Heino Hameleers | 2002-06-18 |
| 6400944 | System and method for handling incoming calls to an optimized mobile station within a satellite network | Vladimir Alperovich | 2002-06-04 |
| 6385469 | System and method for providing battery gapping for mobile stations | Vladimir Alperovich, Walt Evanyk | 2002-05-07 |
| 6363253 | System and method for flash call setup in an internet protocol based cellular network | Andreea Timberlake | 2002-03-26 |
| 6356547 | Software defined digital loop carrier system | Walter Lee Davidson | 2002-03-12 |
| 6356751 | System and method for bridging an emergency call with an optimized satellite call | Vladimir Alperovich | 2002-03-12 |
| 6356755 | Methods and arrangements for controlling re-registration of a mobile communications station based on satellite call optimization | Vladimir Alperovich | 2002-03-12 |
| 6353607 | IP base GSM inter-MSC handover | Subhankar Ray | 2002-03-05 |
| 6327267 | Systems and methods for routing a message through a signaling network associated with a public switched telephone network (PSTN), including a method for performing global title routing on an internet protocol (IP) address | Walter Lee Davidson | 2001-12-04 |
| 6317609 | System and method for transporting digital speech and digital pictures | Vladimir Alperovich, Walt Evanyk | 2001-11-13 |
| 6301466 | System and method for optimization of call forwarding on busy for an optimized mobile station within a satellite network | Vladimir Alperovich | 2001-10-09 |
| 6298247 | Method and apparatus for automatic volume control | Vladimir Alperovich, Walt Evanyk | 2001-10-02 |
| 6265788 | Wireless induction loop control system | Lee Davidson | 2001-07-24 |
| 6253079 | System and method for optimization of calls based upon available satellite resources | Vladimir Alperovich | 2001-06-26 |
| 6249676 | System and method for call optimization between mobile terminals in a satellite network | Vladimir Alperovich | 2001-06-19 |
| 6223045 | Satellite delivery of short message service (SMS) messages | Lee Davidson | 2001-04-24 |
| 6219546 | System and method of reallocating satellite gateways in a radio telecommunications network | Vladimir Alperovich | 2001-04-17 |
| 6185426 | System, method, and apparatus for delivery of location information about caller | Vladimir Alperovich | 2001-02-06 |
| 6175743 | System and method for delivery of short message service messages to a restricted group of subscribers | Vladimir Alperovich | 2001-01-16 |
| 6157640 | Providing feature logic control in parallel with voice over a single subscriber access | — | 2000-12-05 |
| 6138014 | System and method for optimization of multi-party calls in a satellite network | Vladimir Alperovich | 2000-10-24 |
| 6112090 | System and method for forwarding calling party information | — | 2000-08-29 |
| 6088589 | System, method and apparatus for handling high-power notification messages | Kenneth Rains | 2000-07-11 |
| 6081731 | Selective carrier denial for mobile subscribers | David Boltz, Vladimir Alperovich, Mahesh Patel, Erkki Joensuu | 2000-06-27 |
| 6078804 | Providing different routing treatments for emergency calls based on subscriber specified data | Vladimir Alperovich | 2000-06-20 |