Patent · US Expired

Communication system

US5581601A · kind A · utility

5Cited by

9References

20Claims

0Family size

Assignee

U.S. Philips Corporation · US

Inventors

Stephan Abramowski · Aachen, DE
Axel Kehne · Aachen, DE
Karin Klabunde · Aachen, DE
Ursula Konrads · Aachen, DE

Key dates

Filing date	Nov 22, 1994
Grant date	Dec 3, 1996
Priority date	—
Expiry date	Nov 22, 2014

Classification

Technology area (CPC H)Electricity
CPC primaryH04Q2213/13513
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A communication system comprising a controller (1) arranged for service implementation. The controller (1) is arranged for extracting a service logical program from a data bank (3) after the controller has received parameters transmitted by a terminal unit (6), and for activating a service in response to a service logical program and second parameters and, in response to a service logical program and first parameters, for providing a service for a subscriber and for transmitting at least one service parameter to the terminal unit (6, 8) and/or, in response to a service logical program and fourth parameters, for deleting a subscriber's authorization to use a service.

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