Gerhard Noessing

SystemC Extensions for Mixed-Signal System Design

Telephone system with controllable ringing voltage

Telephone system with adjustable ringer voltage

Method and circuit arrangement for controlling a subscriber line interface circuit

Telephone system with current regulation in the constant current region

COMMUNICATION LINE TESTING WITH PROTECTIVE DEVICES IN PLACE

Method and control circuit for generating a supply direct voltage for an analogue telephone

Telephone system with controllable ringer voltage and method for controlling ringer voltalge

Verfahren zur Widerstandsmessung für eine Teilnehmeranschlussschaltung mittels einer Schutzschaltung Method to measure resistance of a subscriber line interface circuit means of a protective circuit

Method for adjusting a ringing signal current in a subscriber line and circuit arrangement