Ulrich Leimkötter

Bus link control

Method for time-monitoring program execution

Updating of software stored in a computer of a data communication system

Method for interrupt control of processes in communication systems

Absence Assistance System for Multimedia-Enabled Communication Systems

Method for automatically connecting a communication system to an external reference clock

Absence assistance system for e.g. private automatic branch exchange, has absence assistance units managing communication connections directed to absent communication subscriber via assigned multimedia service

Method and system for the communication between terminals having different multimedia capabilities

Systeme d'aide en cas d'absence pour des systemes de communication multimedia

Abwesenheitsassistenzsystem für multimediafähige kommunikationssysteme