| Patent Number |
Title Of Patent |
Date Issued |
| 6078584 |
Method and apparatus for relieving the loading of a service function node in a telecommunication |
June 20, 2000 |
| In order to relieve the loading of a service control point SCP in a telecommunications signalling network, query messages addressed to the SCP are intercepted prior to receipt by the SCP. These intercepted query messages are examined and response data generated, at least for certain |
| 5949871 |
Method and apparatus for providing a service in a switched telecommunications system wherein a c |
September 7, 1999 |
| A method of providing a service, such as local number portability (LNP), in a switched telecommunications system, in which a message interceptor is disposed in a signalling link of an SS7 signalling network of the system. The message interceptor detects calls for which service implementa |
| 5940492 |
Global title translation in a telecommunications signalling network supporting local number port |
August 17, 1999 |
| A method is disclosed that avoids the need to enlarge the translation tables held by Signal Transfer Points (STPs), for the purpose of effecting global title routing of certain signalling messages to enable number portability. Signalling links are monitored to detect messages needing to |
| 5905724 |
Message modification apparatus for use in a telecommunication signalling network |
May 18, 1999 |
| A programmable message substitution unit PMSU (60) is provided for modifying signalling messages passing across a link (61) of a telecommunications signalling network without disrupting the link-level procedures operating over the link. In the event of a power failure or upon the det |
