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Dive into the research topics where Michael Obrist is active.

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Featured researches published by Michael Obrist.


emerging technologies and factory automation | 2007

OPC server implementation with MMS over Ethernet

Hubert Kirrmann; Michael Obrist; Sébastien Chatelanat

The manufacturing messaging specification MMS, standardized as ISO/IEC 9506 nearly 20 years old, but still in use, always lacked a convenient application interface. The semantics of MMS of the main services of MMS are nearly identical to those of OPC, so it is only natural to use OPC as an application interface. At the same time, such a construct gives OPC access to remote devices in a quite efficient way using only a TCP/IP socket communication, thus avoiding firewall issues and improving security. It also allows to browse devices rather than preconfigured OPC servers This contribution shows the mapping of OPC to MMS and describes an implementation


Archive | 2010

System level testing for substation automation systems

Hubert Kirrmann; Michael Obrist; Wolfgang Wimmer


Archive | 2008

Intelligent electronic device configuration verification

Claus Vetter; Aleksandra Kuc-Dzierzawska; Jakub Sipowicz; Christian Frei; Michael Obrist


Archive | 2010

OPERATING A SUBSTATION AUTOMATION SYSTEM

Hubert Kirrmann; Michael Obrist


Archive | 2009

Analysis of a substation automation system

Michael Obrist; Antti Hakala-Ranta; Tetsuji Maeda


Archive | 2010

ANALYZING A COMMUNICATION PERFORMANCE OF AN IED

Gunnar Hilpert; Michael Obrist; Wolfgang Wimmer


Archive | 2014

Analysing data communication in a process control or substation automation system

Michael Obrist; Wolfgang Wimmer


Archive | 2010

Analyse der Kommunikationskonfiguration in einem Prozesssteuersystem

Michael Obrist; Maeda Tetsuji; Wolfgang Wimmer


Archive | 2009

Analyse d'un système d'automatisation de sous-station

Michael Obrist; Antti Hakala-Ranta; Tetsuji Maeda


Archive | 2008

Betrieb eines unterstationsautomationssystem

Hubert Kirrmann; Michael Obrist

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