Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8503333 | Reestablishment of an interface between nodes in a network using a backoff time | Björn Abrahamsson | 2013-08-06 |
| 8359033 | System and method of supporting packet-switched handover | John Walter Diachina, Jari Vikberg | 2013-01-22 |
| 7983183 | Method and arrangement for measuring transmission quality in a packet mode communication network | Kjell Anders Westroos, Jonas Waldeck | 2011-07-19 |
| 7633903 | Packet data support node and method of activating packet flow contexts during handover | John Walter Diachina, Gunnar Hedby, Anders Molander, Gunnar Rydnell | 2009-12-15 |
| 7181212 | Method and apparatus for location area updating in cellular communications | William Hogan | 2007-02-20 |
| 7093010 | Operator-defined consistency checking in a network management system | Jesper Hök | 2006-08-15 |
| 6711405 | Communication system | Per Johan Schultz | 2004-03-23 |
| 6230017 | Geographical restriction in cellular telecommunications network | Mikael Andersson, Kjell Anders Westroos | 2001-05-08 |
| 6205336 | Method and system for improving network resource utilization in a cellular communication system | Per Johan Schultz, Lars Johansson, Lars Håkan Palm | 2001-03-20 |