Patent · US Expired

Method and telephone network for switching telephone connections

US6421441B1 · kind B1 · utility

95Cited by
1References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 27, 1999
Grant dateJul 16, 2002
Priority date
Expiry dateApr 27, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W4/02
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A telephone network wherein a subscriber data register (TND) is provided in an exchange (UAT, ZAT) for each subscriber (TN1, TN2) allocated thereto and an intelligent services controller (SCP) is allocated to the originating and/or destination office, whereby a coordinate register (GKR) that contains the geographical coordinates of the subscriber line is additionally provided in the exchange (UAT, ZAT) for each subscriber line (TN1, TN2), and the exchange is configured for fetching the coordinates of the calling or called subscriber from the coordinate register given every outgoing and/or arriving call and for making these coordinates together with the subscriber data and other call data available to an intelligent services controller (SCP) allocated to it and/or for forwarding these in the network for further employment by another exchange and an intelligent services controller allocated to it.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.