| D1062323 |
Display frame |
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2025-02-18 |
| D1044351 |
Display frame |
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2024-10-01 |
| 7366157 |
Methods and system for routing emergency calls through the internet |
Eric Valentine |
2008-04-29 |
| 6928067 |
Basic architecture for packet switched protocol based GSM networks |
Heino Hameleers, Frank Hundscheidt, Eric Valentine |
2005-08-09 |
| 6909719 |
Method, apparatus and system for providing multiple quality of service classes to subscribers in a network |
Stefan Petersson, Vladimir Alperovich, Shri Balachandran, Nauman Shakil, Martin Reichelt +1 more |
2005-06-21 |
| 6735184 |
Internet protocol network architecture for a global satellite system |
Eric Valentine, David Boltz |
2004-05-11 |
| 6691164 |
Versatile system for functional distribution of location registers |
Frank Hundscheidt, Heino Hameleers, Eric Valentine |
2004-02-10 |
| 6577862 |
System and method for providing comfort noise in a mobile communication network |
Eric Valentine, Heino Hameleers, Frank Hundscheidt |
2003-06-10 |
| 6487209 |
System and method for supporting DTMF tone sending in an IP based GSM network |
Eric Valentine, Heino Hameleers |
2002-11-26 |
| 6483820 |
System and method for dynamic radio resource allocation for non-transparent high-speed circuit-switched data services |
Heino Hameleers, Frank Hundscheidt |
2002-11-19 |
| 6449478 |
System and method for modification of satellite hop counter to reflect orbit type |
Eric Valentine |
2002-09-10 |
| 6408182 |
Redundant mobile switching center (MSC) architecture for a radio telecommunications network |
Eric Valentine, Heino Hameleers |
2002-06-18 |
| 6377799 |
Interworking function in an internet protocol (IP)-based radio telecommunications network |
Heino Hameleers, Tore Martin Hagen |
2002-04-23 |
| 6265788 |
Wireless induction loop control system |
Eric Valentine |
2001-07-24 |
| 6223045 |
Satellite delivery of short message service (SMS) messages |
Eric Valentine |
2001-04-24 |
