| 8040879 |
Communication system |
Antonius Emmerink, Egon Klein, Andreas Steffan, Steffi Winkler |
2011-10-18 |
| 7643501 |
Method and system for setting up and/or clearing a communications link between two types of devices |
Antonius Emmerink, Egon Klein, Andreas Steffan, Josef Wahler, Steffi Winkler |
2010-01-05 |
| 7352738 |
Method and device for transmitting information formed of a speech part and a data part |
— |
2008-04-01 |
| 7330461 |
Method to control data conversion in the transfer of a connection between a packet-switched and a line-switched communications network |
— |
2008-02-12 |
| 7277534 |
Communications system and method |
Axel Buerck, Antonius Emmerink, Egon Klein, Harold Linke, Helmut Rackl +4 more |
2007-10-02 |
| 7154908 |
Method and arrangement for coupling messages in a central control device with decentralized communications devices |
Antonius Emmerink, Egon Klein, Andreas Steffan, Steffi Winkler |
2006-12-26 |
| 7139386 |
Communication system and method for controlling features in a communication system |
Helmut Aicher, Peter Hierholzer, Steffi Winkler |
2006-11-21 |
| 6999473 |
Method for improving the data transmission quality in data packet oriented communication networks |
— |
2006-02-14 |