Na, C.; Lupas-Scheiterer, R., Obradovic, D.; Nossek, J.A.
A Kalman filter approach to clock synchronization of cascaded network elements
1st IFAC Workshop of Estimation and Control of networked Systems
Venice, Italy
2009

Na, C.; Lupas-Scheiterer, R., Obradovic, D.; Nossek, J.A.
Clock synchronization based on distributed hidden state estimation
IEEE International Symposium on Precision Clock Synchronization for Measurement, Control and Communication
Brescia, Italy
2009

Na, C.; Hui, W., Obradovic, D.; Hanebeck, U.D.
Fourier density approximation for belief propagation in wireless sensor networks
IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems
Seoul, Korea
2008

Obradovic, D.; Na, C.; Szabo, A.
Novel EM-based method for channel estimation in MIMO-OFDM systems
10th International OFDM-Workshop
Hamburg, Germany
2005

Obradovic, D.; Szabo, A.; Na, C.
Em-based enhancement of the Wiener pilot-aided channel estimation in MIMO-OFDM systems
14th European Conference on Signal Processing
Florence, Italy
2006

Na, C.; Obradovic, D.; Lupas-Scheiterer, R.; Steindl, G.; Goetz, F.-J.
Synchronization performance of the precision time protocol
25-32
IEEE International Symposium on Precision Clock Synchronization for Measurement, Control and Communication
Vienna, Austria
2007

Obradovic, D.; Lupas-Scheiterer, L.; Na, C.; Steindl, G.; Goetz, F.-J.
Clock synchronization in industrial automation networks: comparison of different synchronization methods
International Conference on Informatics in Control, Automation and Robotics
Funchal, Portugal
2008

Na, C.; Obradovic, D.; Lupas-Scheiterer, R.; Steindl, G.; Goetz, F.-J.
Enhancement of precision time protocol in automation networks with a line topology
8333-8338
IFAC 2008 World Conference
Republic of Korea
2008

Lupas-Scheiterer, R.; Obradovic, D.; Na, C.; Steindl, G.; Goetz, F.-J.
Synchronization performance of the precision time protocol: effect of clock frequency drift on the line delay computation
243-246
7th IEEE International Workshop on Factory Communications Systems
Dresden, Germany
2008

Lupas-Scheiterer, R., Na, C.; Obradovic, D.; Steindl, G.; Goetz, F.-J.
Synchronization performance of the precision time protocol in the face of slave clock frequency drift
IEEE Conference on Automation Science and Engineering
Washington, D.C.
2008