Ulrich Schmid

Univ.Prof. Dipl.-Ing. Dr.techn.

Research Areas

Topology, Digital integrated circuits, Epistemic logic, Real-time systems, Fault-tolerant distributed algorithms

About

I am interested in finding sound solutions to relevant and difficult scientific problems in all areas of computer engineering ("Technische Informatik"). My current major research interests are

Fault-tolerant distributed algorithms
Digital integrated circuits
Topology
Epistemic logic
Real-time systems

Roles

Head of Research Unit
Embedded Computing Systems, E191-02
Full Professor
Embedded Computing Systems, E191-02
Research Focus Coordinator
Computer Engineering
Curriculum Coordinator
Bachelor Computer Engineering
Curriculum Coordinator
Excellence Program Bachelor with Honors
Faculty Council
Principal Member
Curriculum Commission for Informatics
Vice Chair

Contact

Courses

2019W

Bachelor Thesis for Computer Science and Business Informatics / PR / 182.698
Computer Engineering Practical / PR / 182.699
Computer Engineering Project / PR / 182.758
Computer Networks / VU / 182.752
Doctorand's seminar / SE / 182.070
Orientation Bachelor with Honors of Informatics and Business Informatics / SE / 180.767
Problems in Distributed Computing / VU / 182.703
Research Seminar LogiCS / SE / 184.767
Scientific Project Computer Engineering / PR / 182.759
Scientific Research and Writing / SE / 193.052
Seminar Computer Engineering / SE / 182.757
Seminar for Master Students in Computer Engineering / SE / 180.778

2020S

Bachelor Thesis for Computer Science and Business Informatics / PR / 182.698
Computer Engineering Practical / PR / 182.699
Computer Engineering Project / PR / 182.758
Distributed Algorithms / VU / 182.702
Doctorand's seminar / SE / 182.070
Orientation Bachelor with Honors of Informatics and Business Informatics / SE / 180.767
Real-Time Scheduling / VU / 182.086
Research Seminar LogiCS / SE / 184.767
Scientific Project Computer Engineering / PR / 182.759
Seminar Computer Engineering / SE / 182.757
Seminar for Master Students in Computer Engineering / SE / 180.778

Projects

Digital Modeling of Asynchronous Integrated Circuits
2019 – 2023 / Austrian Science Fund (FWF)
Gracefully Degrading Agreement in Directed Dynamic Networks
2016 – 2020 / Austrian Science Fund (FWF)
Self-stabilizing Byzantine Fault-Tolerant Distributed Algorithms for Integrated Circiuts
2013 – 2018 / Austrian Science Fund (FWF)
Fault Models for Engineering
2008 – 2010 / Austrian Research Promotion Agency (FFG)
Partially Synchronous Distributed Real-Time Systems
2008 – 2012 / Austrian Science Fund (FWF)
Transient Fault Tolerance
2006 – 2010 / Austrian Research Promotion Agency (FFG)
Fault-tolerant Distributed Algorithms in Sparse Ad Hoc Wireless Networks
2005 – 2009 / Austrian Science Fund (FWF)
Asynchronous Distributed Algorithms in the Theta-Model
2004 – 2008 / Austrian Science Fund (FWF)
Automated proof based System and Software Engineering for Real-Time Applications
2004 – 2008 / European Commission
Seamless Campus - Distance Labs
2004 – 2007 / Austrian Research Promotion Agency (FFG)
Distributed Computing in the Presence of Bounded Asynchrony
2004 – 2007 / Austrian Research Promotion Agency (FFG)

Publications

2019

Digital Modeling of Asynchronous Integrated Circuits / U. Schmid / Talk: 2nd Workshop on Hardware Design and Theory (https://sites.google.com/view/motimedina/hdt-2019, colocated with DISC 2019), Budapest; 2019-10-18
Byzantine Causal Cone / R. Kuznets, L. Prosperi, U. Schmid, K. Fruzsa / Talk: Workshop on Formal Reasoning in Distributed Algorithms (FRiDA), Budapest, Hungary (invited); 2019-10-18
On Linear-Time Data Dissemination in Dynamic Rooted Trees / M. Zeiner, M. Schwarz, U. Schmid / Discrete Applied Mathematics, 255 (2019), 307 - 319
Consensus in rooted dynamic networks with short-lived stability / K. Winkler, M. Schwarz, U. Schmid / Distributed Computing, 32 (2019), 5; 443 - 458
Design and Implementation of the Bachelor with Honors Program at TU Wien / U. Schmid / Journal of the European Honors Council, 3 (2019), 2; 9 pages
An Overview of Recent Results for Consensus in Directed Dynamic Networks / K. Winkler, U. Schmid / Bulletin of the EATCS, 128 (2019), 30 pages
Causality and Epistemic Reasoning in Byzantine Multi-Agent Systems / R. Kuznets, L. Prosperi, U. Schmid, K. Fruzsa / Poster: TARK 2019: Theoretical Aspects of Rationality and Knowledge, Toulouse, France; 2019-07-17 - 2019-07-19; in: "Proceedings Seventeenth Conference on Theoretical Aspects of Rationality and Knowledge (TARK 2019)", L. Moss (ed.); Electronic Proceedings in Theoretical Computer Science, 297 (2019), ISSN: 2075-2180; 293 - 312
2019 Principles of Distributed Computing Doctoral Dissertation Award / P. Jayanti, N. Lynch, B. Patt-Shamir, U. Schmid / in: "Proceedings of the 2019 ACM Symposium on Principles of Distributed Computing (PODC'19)", ACM, 2019, 2
A Characterization of Consensus Solvability for Closed Message Adversaries / K. Winkler, U. Schmid, Y. Moses / Talk: 23rd International Conference on Principles of Distributed Systems (OPODIS 2019), Neuchâtel, Switzerland; 2019-12-17 - 2019-12-19; in: "23rd International Conference on Principles of Distributed Systems", (2019), 17:1 - 17:16
The Involution Tool for Accurate Digital Timing and Power Analysis / D. Öhlinger, J. Maier, M Függer, U. Schmid / Talk: 2019 IEEE 29th International Symposium on Power and Timing Modeling, Optimization and Simulation (PATMOS 2019), Rhodos; 2019-07-01 - 2019-07-03; in: "2019 IEEE 29th International Symposium on Power and Timing Modeling, Optimization and Simulation (PATMOS 2019)", (2019), ISBN: 978-1-7281-2103-1; 1 - 8
Epistemic Reasoning with Byzantine-Faulty Agents / R. Kuznets, L. Prosperi, U. Schmid, K. Fruzsa / Talk: FroCoS 2019: Frontiers of Combining Systems, London, UK; 2019-09-04 - 2019-09-06; in: "Frontiers of Combining Systems, 12th International Symposium, FroCoS 2019, London, UK, September 4-6, 2019, Proceedings", A. Herzig, A. Popescu (ed.); Springer, (2019), ISBN: 978-3-030-29006-1; 259 - 276
A Topological View of Partitioning Arguments: Reducing k-Set Agreement to Consensus / H. Rincon Galeana, K. Winkler, U. Schmid, S. Rajsbaum / Talk: 21st International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2019), Pisa, Italy; 2019-10-22 - 2019-10-25; in: "Stabilization, Safety, and Security of Distributed Systems", Lecture Notes in Computer Science / Springer, vol 11914 / Cham (2019), ISSN: 0302-9743; 307 - 322
Transistor-Level Analysis of Dynamic Delay Models / J. Maier, M Függer, T. Nowak, U. Schmid / Talk: 25th IEEE International Symposium on Asynchronous Circuits and Systems (ASYNC 2019), Hirosaki, Japan; 2019-05-12 - 2019-05-15; in: "2019 25th IEEE International Symposium on Asynchronous Circuits and Systems (ASYNC)", (2019), ISBN: 978-1-5386-4747-9; 76 - 85
Topological Characterization of Consensus under General Message Adversaries / T. Nowak, U. Schmid, K. Winkler / Talk: 38th ACM Symposium on Principles of Distributed Computing (PODC'19), Toronto, Canada; 2019-07-27 - 2019-08-02; in: "PODC'19 Proceedings of the 2019 ACM Symposium on Principles of Distributed Computing", ACM, New York, NY, USA (2019), ISBN: 978-1-4503-6217-7; 218 - 227
A Topological View of Partitioning Arguments: Reducing k-Set Agreement to Consensus / H. Rincon Galeana, K. Winkler, U. Schmid, S. Rajsbaum / Report for Institut für Computer Engineering E191-02; Report No. TUW-281149, 2019
Knowledge in Byzantine Message-Passing Systems I: Framework and the Causal Cone / L. Prosperi, R. Kuznets, U. Schmid, K. Fruzsa, L. Gréaux / Report for Institut für Technische Informatik; Report No. TUW-260549, 2019

2018

What do Byzantine agents know? / L. Gréaux, R. Kuznets, L. Prosperi, U. Schmid / Talk: First joint workshop by the Mathematics and the Philosophy Research Institutes of UNAM, Mexiko-Stadt, Mexiko (invited); 2018-08-06 - 2018-08-09
Proceedings 32nd International Symposium on Distributed Computing / U. Schmid, J. Widder / Dagstuhl Publishing LIPICS, 2018, ISBN: 978-3-95977-092-7; 736 pages
Automated Competitive Analysis of Real-time Scheduling with Graph Games / K. Chatterjee, A. Pavlogiannis, A. Kößler, U. Schmid / Real-Time Systems, 54 (2018), 1; 166 - 207
Gracefully degrading consensus and k-set agreement in directed dynamic networks / M. Biely, P. Robinson, U. Schmid, M. Schwarz, K. Winkler / Theoretical Computer Science, 726 (2018), 41 - 77
2018 Edsger W. Dijkstra Prize in Distributed Computing / Y. Afek, I. Keidar, B. Patt-Shamir, S. Rajsbaum, U. Schmid, G. Taubenfeld / in: "Proceedings 2018 ACM Symposium on Principles of Distributed Computing (PODC'18)", ACM Press, 2018, ISBN: 978-1-4503-5795-1, 1
On Knowledge and Communication Complexity in Distributed Systems / D. Pfleger, U. Schmid / Talk: 25th International Colloquium on Structural Information and Communication Complexity (SIROCCO 2018), Ma'ale HaHamisha, Israel; 2018-06-18 - 2018-06-21; in: "Proceedings 25th International Colloquium on Structural Information and Communication Complexity (SIROCCO 2018)", Springer International Publishing, (2018), ISSN: 0302-9743; 312 - 330
On linear-time data dissemination in dynamic trees / M. Zeiner, M. Schwarz, U. Schmid / Talk: CSASC 2018, Bratislava; 2018-09-11 - 2018-09-14; in: "CSASC 2018 - Book of Abstracts", (2018), 113
Verifying nonlinear analog and mixed-signal circuits with inputs / C. Fan, Y. Meng, J. Maier, E. Bartocci, S. Mitra, U. Schmid / Talk: Proc. of ADHS 2018: the 6th IFAC Conference on Analysis and Design of Hybrid Systems, Oxford, UK; 2018-07-11 - 2018-07-13; in: "Proc. of ADHS 2018: the 6th IFAC Conference on Analysis and Design of Hybrid Systems", IFAC-PapersOnLine, 51 / 16 (2018), 241 - 246
Self-Stabilizing High-Speed Communication in Multi-Synchronous GALS Architectures / M. Perner, U. Schmid / Talk: 24th IEEE International Symposium on On-Line Testing And Robust System Design (IOLTS'18), Platja D'Aro, Spain; 2018-07-02 - 2018-07-04; in: "Proceedings 24th IEEE International Symposium on On-Line Testing And Robust System Design (IOLTS'18)", (2018), 157 - 164
On the Strongest Message Adversary for Consensus in Directed Dynamic Networks / U. Schmid, M. Schwarz, K. Winkler / Talk: 25th International Colloquium on Structural Information and Communication Complexity (SIROCCO 2018), Ma'ale HaHamisha, Israel; 2018-06-18 - 2018-06-21; in: "Structural Information and Communication Complexity", Springer International Publishing, (2018), ISSN: 0302-9743; 102 - 120
A Faithful Binary Circuit Model with Adversarial Noise / M Függer, J. Maier, R. Najvirt, T. Nowak, U. Schmid / Talk: 2018 Design, Automation & Test in Europe Conference & Exhibition (DATE'18), Dresden, Deutschland; 2018-03-19 - 2018-03-23; in: "Proceedings of the 2018 Design, Automation & Test in Europe (DATE)", (2018), ISBN: 978-3-9819263-1-6; 1327 - 1332
Self-Stabilizing High-Speed Communication in Multi-Synchronous GALS Architectures / M. Perner, U. Schmid / Report for Institut für Technische Informatik; Report No. TUW-268547, 2018
FWF-Proposal DMAC: Digital Modeling of Asynchronous Integrated Circuits / U. Schmid / Report No. TUW-278607, 2018
On Knowledge and Communication Complexity in Distributed Systems / D. Pfleger, U. Schmid / Report for Institute of Computer Engineering; Report No. TUW-269752, 2018
On the Strongest Message Adversary for Consensus in Directed Dynamic Networks / M. Schwarz, U. Schmid / Report No. TUW-269285, 2018

2017

A versatile architecture for long-term monitoring of single-event transient durations / V. S. Veeravalli, A. Steininger, U. Schmid / Microprocessors and Microsystems, 53 (2017), C; 130 - 144
On Linear-Time Data Dissemination in Dynamic Rooted Trees / M. Zeiner, U. Schmid, M. Schwarz / Talk: 19th ÖMG Congress and Annual DMV Meeting, Salzburg; 2017-09-11 - 2017-09-15; in: "19th ÖMG Congress and Annual DMV Meetig Program and Books of Abstracts", (2017), 87

2016

Broadcasting in Random Trees / M. Zeiner, M. Schwarz, K. Winkler, U. Schmid / Talk: ALEA in Europe - Young Researchers Workshop, TU Wien; 2016-09-06 - 2016-09-09
Easy Impossibility Proofs for k-Set Agreement / U. Schmid / Talk: Dagstuhl Seminar #16282 Topological Methods in Distributed Computing, Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik (invited); 2016-07-10 - 2016-07-15
Reconciling Fault-Tolerance and Robustness ? / U. Schmid / Keynote Lecture: Workshop on Design and Analysis of Robust Systems @ CPS-Week 2016, Hofburg Vienna, Austria (invited); 2016-04-11
Unfaithful Glitch Propagation in Existing Binary Circuit Models / M Függer, T. Nowak, U. Schmid / IEEE Transactions on Computers, 65 (2016), 3; 964 - 978
HEX: Scaling Honeycombs is Easier than Scaling Clock Trees / D. Dolev, M Függer, C. Lenzen, M. Perner, U. Schmid / Journal of Computer and System Sciences, 82 (2016), 5; 929 - 956
A Framework for Connectivity Monitoring in Wireless Sensor Networks / D. Pfleger, U. Schmid / Talk: 10th International Conference on Sensor Technlogies and Applications (SENSORCOMM'16), Nice, France; 2016-07-24 - 2016-07-28; in: "Proceedings 10th International Conference on Sensor Technlogies and Applications (SENSORCOMM'16)", IARIA XPS Press, (2016), ISBN: 978-1-61208-490-9; 40 - 48
Fast Consensus Under Eventually Stabilizing Message Adversaries / M. Schwarz, K. Winkler, U. Schmid / Talk: 17th International Conference on Distributed Computing and Networking, Singapore; 2016-01-04 - 2016-01-07; in: "Proceedings of the 17th International Conference on Distributed Computing and Networking", ACM, (2016), ISBN: 978-1-4503-4032-8; 1 - 10
Gracefully Degrading Consensus and k-Set Agreement in Directed Dynamic Networks / M. Biely, P. Robinson, U. Schmid, M. Schwarz, K. Winkler / Report No. TUW-258404, 2016
FWF-Proposal SPRG: Structural Properties of Random Graphs / M. Zeiner, U. Schmid, U. Schilcher, C. Bettstetter / Report for Institut für Technische Informatik, TU Wien; 2016

2015

Optimal Strategies for Repeated Leader Election / M. Zeiner, M Függer, T. Nowak, U. Schmid / Talk: Joint Austrian-Hungarian Mathematical Conference 2015, Györ; 2015-08-25 - 2015-08-27
Building reliable systems-on-chip in nanoscale technologies / A. Steininger, H. Zimmermann, A. Jantsch, M. Hofbauer, U. Schmid, K. Schweiger, V. S. Veeravalli / E&I Elektrotechnik und Informationstechnik, 132 (2015), 6; 301 - 306
The effect of forgetting on the performance of a synchronizer / M Függer, A. Kößler, T. Nowak, U. Schmid, M. Zeiner / Performance Evaluation, 93 (2015), 1 - 16
Fault-tolerant Distributed Systems in Hardware / D. Dolev, M Függer, C. Lenzen, U. Schmid, A. Steininger / Bulletin of the EATCS, 2 (2015), 116; 43 pages
Gracefully Degrading Consensus and k-Set Agreement in Directed Dynamic Networks / M. Biely, P. Robinson, U. Schmid, M. Schwarz, K. Winkler / Talk: The international Conference on NETworked sYStems, Agadir, Marokko; 2015-05-13 - 2015-05-15; in: "NETYS2015", Springer LNCS, 9466 (2015), ISBN: 978-3-319-26849-1
Experimental Validation of a Faithful Binary Circuit Model / R. Najvirt, M Függer, T. Nowak, U. Schmid, M. Hofbauer, K. Schweiger / Talk: Great Lakes Symposium on VLSI (GLSVLSI'15), Pittsburgh, Pennsylvania, USA; 2015; in: "Proceedings of the 25th Edition on Great Lakes Symposium on VLSI (GLSVLSI'15)", (2015), ISBN: 978-1-4503-3474-7; 355 - 360
Towards binary circuit models that faithfully capture physical solvability / M Függer, R. Najvirt, T. Nowak, U. Schmid / Talk: Design, Automation & Test in Europe Conference & Exhibition (DATE'15), Grenoble, France; 2015-03-09 - 2015-03-13; in: "Proceedings of the 2015 Design, Automation & Test in Europe Conference & Exhibition (DATE'15)", (2015), ISBN: 978-3-9815370-4-8; 1455 - 1460
A Framework for Connectivity Monitoring in Wireless Sensor Networks / D. Pfleger, U. Schmid / Report No. TUW-241107, 2015
Fast Consensus under Eventually Stabilizing Message Adversaries / M. Schwarz, K. Winkler, U. Schmid / Report No. TUW-240061, 2015; 13 pages

2014

Tutorial on Parameterized Model Checking of Fault-Tolerant Distributed Algorithms / A. Gmeiner, I. Konnov, U. Schmid, H. Veith, J. Widder / in: "Formal Methods for Executable Software Models", Springer, 2014, (invited), ISBN: 978-3-319-07316-3, 122 - 171
The Generalized Loneliness Detector and Weak System Models for k-Set Agreement / M. Biely, P. Robinson, U. Schmid / IEEE Transactions on Parallel and Distributed Systems, 25 (2014), 4; 1078 - 1088
Reconciling fault-tolerant distributed algorithms and real-time computing / H. Moser, U. Schmid / Distributed Computing, 27 (2014), 3; 203 - 230
Fault-tolerant Algorithms for Tick-generation in Asynchronous Logic: Robust Pulse Generation / D. Dolev, M Függer, U. Schmid, C. Lenzen / Journal of the ACM, 61 (2014), 5; 1 - 74
Rigorously modeling self-stabilizing fault-tolerant circuits: An ultra-robust clocking scheme for systems-on-chip / D. Dolev, M Függer, M. Posch, U. Schmid, A. Steininger, C. Lenzen / Journal of Computer and System Sciences, 80 (2014), 4; 860 - 900
Measuring SET Pulsewidths in Logic Gates using Digital Infrastructure / V. S. Veeravalli, A. Steininger, U. Schmid / Talk: 15th International Symposium & Exhibit on Quality Electronic Design, Santa Clara, USA; 2014-03-10 - 2014-03-12; in: "Proceedings 15th International Symposium & Exhibit on Quality Electronic Design", (2014), ISBN: 978-1-4799-3946-6; 7 pages
A Framework for Automated Competitive Analysis of On-line Scheduling of Firm-Deadline Tasks / A. Pavlogiannis, K. Chatterjee, U. Schmid, A. Kößler / Talk: 35th IEEE Real-Time Systems Symposium, Rome; 2014-12-02 - 2014-12-05; in: "Proccedings IEEE Real-Time Systems Symposium (RTSS'14)", (2014), ISSN: 1052-8725; 118 - 127
Brief Announcement: Gracefully Degrading Consensus and k-Set Agreement under Dynamic Link Failures / M. Schwarz, K. Winkler, U. Schmid, M. Biely, P. Robinson / Talk: 33th ACM SIGACTSIGOPS Symposium on Principles of Distributed Computing (PODC), Paris, France; 2014-07-15 - 2014-07-18; in: "Proceedings of the 33th ACM SIGACTSIGOPS Symposium on Principles of Distributed Computing", ACM, (2014), 341 - 343
FWF-Proposal ADynNet: Gracefully Degrading Agreement in Directed Dynamic Networks / U. Schmid / Report No. TUW-235381, 2014
Final Report FWF FATAL-Project (P21694) / U. Schmid / Report No. TUW-235380, 2014

2013

The Effect of Forgetting on the Performance of a Synchronizer / M. Zeiner, M Függer, U. Schmid, A. Kößler, T. Nowak / Talk: 18th ÖMG Congress and Annual DMV Meeting, Innsbruck; 2013-09-23 - 2013-09-27
Single Event Transient Pulse Shape Measurements by On-chip Sense Amplifiers in a Single Inverter for Intermediate Input States under Alpha Particle Irradiation / M. Hofbauer, K. Schweiger, W. Gaberl, H. Zimmermann, U. Giesen, F. Langner, U. Schmid, A. Steininger / Poster: IEEE Nuclear and Space Radiation Effects Conference (NSREC), San Francisco, California (USA); 2013-07-08 - 2013-07-12
FATAL+HEX: Fault-Tolerant Self-Stabilizing Clock Generation+Distribution / D. Dolev, M Függer, M. Hofstätter, C. Lenzen, M. Perner, M. Posch, U. Schmid, M. Sigl, A. Steininger / Poster: Poster Session at the CSAIL Industry Affiliates Program (CSAIL-IAP) Annual Meeting, Cambridge, MA, USA; 2013-05-29 - 2013-05-30
Supply Voltage Dependent On-Chip Single-Event Transient Pulse Shape Measurements in 90-nm Bulk CMOS Under Alpha Irradiation / M. Hofbauer, K. Schweiger, H. Zimmermann, U. Giesen, F. Langner, U. Schmid, A. Steininger / IEEE Transactions on Nuclear Science, 60 (2013), 4; 2640 - 2646
An infrastructure for accurate characterization of single-event transients in digital circuits / V. S. Veeravalli, T. Polzer, U. Schmid, A. Steininger, M. Hofbauer, K. Schweiger, H. Dietrich, K. Schneider-Hornstein, H. Zimmermann, K. Voss, B. Merk, M. Hajek / Microprocessors and Microsystems, 37 (2013), 772 - 791
Efficient Construction of Global Time in SoCs despite Arbitrary Faults / C. Lenzen, M Függer, M. Hofstätter, U. Schmid / Talk: 16th Euromicro Conference on Digital System Design (DSD 2013), Santander, Spain; 2013-09-04 - 2013-09-06; in: "Dependable", Digital System Design (DSD), 2013 Euromicro Conference on, (2013), 142 - 151
Automated Analysis of Real-Time Scheduling using Graph Games / K. Chatterjee, A. Kößler, U. Schmid / Talk: ACM International Conference on Hybrid Systems: Computation and Control, Philadelphia, USA; 2013-04-08 - 2013-04-11; in: "Proceedings 16th ACM International Conference on Hybrid Systems: Computation and Control (HSCC'13)", ACM, (2013), 163 - 172
Byzantine Self-Stabilizing Clock Distribution with HEX: Implementation, Simulation, Clock Multiplication / M. Perner, U. Schmid, C. Lenzen, M. Sigl / Talk: DEPEND 2013, The Sixth International Conference on Dependability, Barcelona, Spain; 2013-08-25 - 2013-08-31; in: "Proceedings of the 6th IARA International Conference on Dependability (DEPEND'13)", IARA, (2013), ISBN: 978-1-61208-301-8; 6 - 15
Unfaithful Glitch Propagation in existing Binary Circuit Models / M Függer, T. Nowak, U. Schmid / Talk: 19th IEEE International Symposium on Asynchronous Circuits and Systems (ASYNC 2013), Santa Monica, CA; 2013-05-19 - 2013-05-22; in: "Asynchronous Circuits and Systems (ASYNC), 2013 IEEE 19th International Symposium on", (2013), ISSN: 1522-8681; 191 - 199
The Effect of Forgetting on the Performance of a Synchronizer / M Függer, A. Kößler, T. Nowak, U. Schmid, M. Zeiner / Talk: ALGOSENSORS 2013 (9th International Symposium on Algorithms and Experiments for Sensor Systems, Wireless Networks and Distributed Robotics), Sophia Antipolis, France; 2013-09-05 - 2013-09-06; in: "Algorithms for Sensor Systems", (2013), 185 - 200
HEX: Scaling Honeycombs is Easier than Scaling Clock Trees / D. Dolev, C. Lenzen, M Függer, U. Schmid, M. Perner / Talk: SPAA '13, Montreal, Canada; 2013-07-23 - 2013-07-25; in: "Proceedings of the 25th ACM symposium on Parallelism in Algorithms and Architectures", ACM, (2013), ISBN: 978-1-4503-1572-2; 164 - 175
Brief announcement: parameterized model checking of fault-tolerant distributed algorithms by abstraction / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing (PODC), Montreal, Kanada; 2013-07-22 - 2013-07-24; in: "PODC", ACM, (2013), ISBN: 978-1-4503-2065-8; 119 - 121
Parameterized model checking of fault-tolerant distributed algorithms by abstraction / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: International Conference on Formal Methods in Computer-Aided Design (FMCAD), Portland, OR, USA; 2013-10-20 - 2013-10-23; in: "FMCAD", (2013), ISBN: 978-0-9835678-3-7; 201 - 209
Towards Modeling and Model Checking Fault-Tolerant Distributed Algorithms / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: International SPIN Symposium on Model Checking of Software (SPIN), Stony Brook, NY, USA; 2013-07-08 - 2013-07-09; in: "SPIN", LNCS, Springer, 7976 (2013), ISBN: 978-3-642-39175-0; 209 - 226
Final Report FWF PSRTS-Project (P20529) / U. Schmid / Report No. TUW-235379, 2013
Gracefully Degrading Consensus and k-set Agreement under Dynamic Link Failures / M. Schwarz, K. Winkler, U. Schmid, M. Biely, P. Robinson / Report No. TUW-220473, 2013

2012

Parameterized Model Checking of Fault-tolerant Distributed Algorithms / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: Dagstuhl Seminar 12461: Games and Decisions for Rigorous Systems Engineering, Dagstuhl, Deutschland (invited); 2012-11-11 - 2012-11-16
Towards Self-stabilizing Byzantine Fault-Tolerant Clock Generation in Systems-on-Chip / D. Dolev, M Függer, C. Lenzen, U. Schmid / Talk: NITRD Workshop, Baltimore, USA (invited); 2012-10-15 - 2012-10-16
Who is afraid of Model Checking Distributed Algorithms? / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: PUMA/RISE Seminar, Goldegg; 2012-09-24 - 2012-09-28
Pulse Shape Measurements by On-chip Sense Amplifiers of Single Event Transients Propagating through a 90 nm Bulk CMOS Inverter Chain / M. Hofbauer, K. Schweiger, H. Dietrich, H. Zimmermann, K.O. Voss, B Merk, U. Schmid, A. Steininger / Poster: Nuclear and Space Radiation Effects Conference (NSREC), Miami, FL, USA; 2012-07-16 - 2012-07-20
Counter Attack against Byzantine Generals / A. John, I. Konnov, U. Schmid, H. Veith, J. Widder / Talk: Alpine Verification Meeting, Passau, Bayern, Deutschland; 2012-05-21 - 2012-05-22
Reconciling fault-tolerant distributed computing and systems-on-chip / M Függer, U. Schmid / Distributed Computing, 24 (2012), 6; 323 - 355
Pulse Shape Measurements by On-chip Sense Amplifiers of Single Event Transients Propagating Through a 90 nm Bulk CMOS Inverter Chain / M. Hofbauer, K. Schweiger, H. Dietrich, H. Zimmermann, K.O. Voss, B Merk, U. Schmid, A. Steininger / IEEE Transactions on Nuclear Science, vol 59 (2012), 2778 - 2784
Single Event Effect Measurements in 90nm CMOS Circuits at the Microbeam Facility for the Project FATAL / M. Hofbauer, K. Schweiger, H. Dietrich, H. Zimmermann, U. Schmid, B Merk / in: "GSI Scientific Report 2011", GSI Helmholtzzentrum für Schwerionenforschung GmbH, Darmstadt, 2012, ISSN: 0174-0814, 424
Supply Voltage Dependent On-chip Single Event Transient Pulse Shape Measurements in 90 nm Bulk CMOS under Alpha Irradiation / M. Hofbauer, K. Schweiger, H. Zimmermann, U. Giesen, F. Langner, U. Schmid, A. Steininger / Poster: 21st European Conference on Radiation and its Effects on Components and Systems (RADECS'12), Biarritz, FRANCE; 2012-09-24 - 2012-09-28; in: "Proceedings 21st European Conference on Radiation and its Effects on Components and Systems (RADECS'12)", (2012)
Architecture and Design Analysis of a Digital Single-Event Transient/Upset Measurement Chip / V. S. Veeravalli, A. Steininger, U. Schmid, T. Polzer / Talk: 15th Euromicro Symposium on Digital System Design: Architectures, Methods and Tools (DSD 2012), Izmir, Turkey; 2012-09-05 - 2012-09-08; in: "Proceedings 15th Euromicro Symposium on Digital System Design: Architectures, Methods and Tools (DSD'12)", (2012), 8 - 17
Agreement in Directed Dynamic Networks / M. Biely, P. Robinson, U. Schmid / Talk: 19th International Colloquium on Structural Information and Communication Complexity (SIROCCO'12), Reykjavik, Iceland; 2012-06-30 - 2012-07-02; in: "Proceedings 19th International Colloquium on Structural Information and Communication Complexity (SIROCCO'12)", (2012), 73 - 84
Messung der Auswirkungen von ionisierender Strahlung auf 90 nm CMOS Schaltungen / M. Hofbauer, K. Schweiger, H. Dietrich, H. Zimmermann, U. Schmid, U. Giesen / Report for Physikalisch Technische Bundesanstalt; 2012

2011

Synchronous consensus under hybrid process and link failures / M. Biely, U. Schmid, B. Weiss / Theoretical Computer Science, 412 (2011), 40; 5602 - 5630
The Asynchronous Bounded-Cycle Model / P. Robinson, U. Schmid / Theoretical Computer Science, 412 (2011), 40; 5580 - 5601
Easy Impossibility Proofs for k-Set Agreement in Message Passing Systems / M. Biely, P. Robinson, U. Schmid / Talk: International Conference On Principles Of Distributed Systems (OPODIS), Toulouse; 2011-12-12 - 2011-12-16; in: "OPODIS'11", Springer Berlin / Heidelberg, (2011), 299 - 312
Brief Announcement: Easy Impossibility Proofs for k-Set Agreement in Message Passing Systems / M. Biely, P. Robinson, U. Schmid / Talk: Proceedings of the 30th Annual ACM Symposium on Principles of Distributed Computing (PODC'11), San Jose; 2011-06-06 - 2011-06-08; in: "PODC'11", ACM, (2011), 227 - 228
Reconciling Fault-Tolerant Distributed Algorithms and Real-Time Computing / H. Moser, U. Schmid / Talk: Structural Information and Communication Complexity, Gdansk; 2011-06-26 - 2011-06-29; in: "Proceedings 18th International Colloquium on Structural Information and Communication Complexity (SIROCCO'11)", Springer Berlin / Heidelberg, (2011), ISBN: 978-3-642-22211-5; 42 - 53
Solving k-Set Agreement with Stable Skeleton Graphs / M. Biely, P. Robinson, U. Schmid / Talk: International Parallel and Distributed Processing Symposium (IPDPS), Anachorage, Alaska; 2011-05-16 - 2011-05-20; in: "IPDPS Workshops", (2011), ISBN: 978-1-61284-425-1; 1488 - 1495
Fault-Tolerant Algorithms for Tick-Generation in Asynchronous Logic: Robust Pulse Generation [Extended Abstract] / D. Dolev, M Függer, C. Lenzen, U. Schmid / Talk: Stabilization, Safety, and Security of Distributed Systems, Grenoble, France; 2011-10-10 - 2011-10-12; in: "Stabilization, Safety, and Security of Distributed Systems", Springer Berlin / Heidelberg, (2011), ISBN: 978-3642051173; 163 - 177

2010

Topology Control for Fault-Tolerant Communication in Wireless Ad Hoc Networks / B. Thallner, H. Moser, U. Schmid / Wireless Networks, 16 (2010), 21; 388 - 404
A New Robust Interference Reduction Scheme for Low Complexity Direct-Sequence Spread-Spectrum Receivers: Optimization / A. Goiser, S. Khattab, G. Fassl, U. Schmid / in: "CTRQ-2010", issued by: IEEE-Explore; IEEE Computer Society, 2010, ISBN: 978-0-7695-4070-2, 5 pages
A New Robust Interference Reduction Scheme for Low Complexity Direct-Sequence Spread-Spectrum Receivers: Performance / A. Goiser, S. Khattab, G. Fassl, U. Schmid / in: "CTRQ-2010", issued by: IEEE-Explore; IEEE Conference Proceedings, 2010, ISBN: 978-0-7695-4070-2, 7 pages
Synchrony and Time in Fault-Tolerant Distribiuted Algorithms / U. Schmid / Talk: FORMATS 2010 (Formal Modeling and Analysis of Times Systems), Klosterneuburg, Austria (invited); 2010-09-08 - 2010-09-10; in: "Formal Modeling and Analysis of Timed Systems", Springer, 6246 (2010), ISBN: 9783642152962
Real-Time Analysis of Round-based Distributed Algorithms / A. Kößler, H. Moser, U. Schmid / Talk: RTSOPS 2010 (1st International Real-Time Scheduling Open Problems Seminar), Brussels, Belgium; 2010-07-06 - 2010-07-09; in: "Proceedings of the 1st International Real-Time Scheduling Open Problems Seminar", (2010), 9 - 11
How to Speed-Up Fault-Tolerant Clock Generation in VLSI Systems-on-Chip via Pipelining / M Függer, A. Dielacher, U. Schmid / Talk: EDCC - 8 (European Dependable Computing Conference), Valencia, Spain; 2010-04-28 - 2010-04-30; in: "Proceedings of the Eight European Dependable Computing Conference", IEEE Computer Society, (2010), ISBN: 9780769540078; 230 - 239

2009

Fault-Tolerant Distributed Algorithms on VLSI Chips / B. Charron-Bost, S. Dolev, J. Ebergen, U. Schmid / in series "Dagstuhl Seminar Proceedings", series editor: B. Charron-Bost, S. Dolev, U. Schmid; issued by: Leibniz Zentrum Informatik; Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, Germany, 2009, ISSN: 1862-4405
Impossibility Results and Lower Bounds For Consensus Under Link Failures / U. Schmid, B. Weiss, I. Keidar / SIAM JOURNAL ON COMPUTING, 38 (2009), 5; 1912 - 1951
Chasing the Weakest System Model for Implementing Omega and Consensus / M. Hutle, D. Malkhi, U. Schmid, L. Zhou / IEEE Transactions on Dependable and Secure Computing, 6 (2009), 4; 269 - 279
The Theta-Model: achieving synchrony without clocks / J. Widder, U. Schmid / Distributed Computing, 22 (2009), 1; 29 - 47
Weak Synchrony Models and Failure Detectors for Message Passing (k-)Set Agreement / M. Biely, P. Robinson, U. Schmid / Talk: OPODIS 2009 (International Conference On Principles Of Distributed Systems), Nimes, France; 2009-12-15 - 2009-12-18; in: "LNCS Proceedings", Springer, 5923/2009 (2009), ISBN: 9783642108761; 285 - 299
Fault Tolerant Distribiuted Algorithms and VLSI - An Appetizer / B. Charron-Bost, S. Dolev, J. Ebergen, U. Schmid / Talk: Dagstuhl Seminar 08371 : Fault-Tolerant Distributed Algorithms on VLSI Chips, Dagstuhl, Germany (invited); 2009-09-07 - 2009-09-10; in: "Fault-Tolerant Distributed Algorithms on VLSI Chips", Leibniz Zentrum Informatik, 08371 (2009), ISSN: 1862-4405; ?
Brief Announcment: Weak Synchrony Models and Failure Detectors for Message Passing (k-)Set Agreement* / P. Robinson, M. Biely, U. Schmid / Talk: DISC 2009 (International Symposium on Distributed Computing), Elche, Spain; 2009-09-23 - 2009-09-25; in: "Distribiuted Computing", Springer, 5805/2009 (2009), ISBN: 978-3-642-04354-3; 360 - 361

2008

Distributed Algorithms and VLSI / U. Schmid / Keynote Lecture: 10 International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2008), Detroit, USA (invited); 2008-11-21 - 2008-11-23; in: "Stabilization, Safety, and Security of Distributed Systems", Lecture Notes in Conputer Science / Springer Verlag, 5340 (2008), ISSN: 0302-9743; 3
Mapping a Fault-Tolerant Distributed Algorithm to Systems on Chip / G. Fuchs, M Függer, U. Schmid, A. Steininger / Talk: 11th EUROMICRO Conference on Digital System Design (DSD 2008), Parma, Italien; 2008-09-03 - 2008-09-05; in: "11th EUROMICRO Conference on Digital System Design Architectures, Methods and Tools, DSD 2008.", IEEE, (2008), ISBN: 978-0-7695-3277-6; 242 - 249
Optimal Deterministic Remote Clock Estimation in Real-Time Systems / H. Moser, U. Schmid / Talk: 12th International Conference On Principles of Distributed Systems, Luxor, Ägypten; 2008-12-15 - 2008-12-18; in: "Principles of Distributed Systems", Lecture Notes in Computer Science / Springer Verlag, Volume 5401 (2008), ISBN: 978-3-540-92220-9; 363 - 387
The Asynchronous Bounded Cycle Model / P. Robinson, U. Schmid / Talk: 10 International Symposium on Stabilization, Safety, and Security of Distributed Systems (SSS 2008), Detroit, USA; 2008-11-21 - 2008-11-23; in: "Stabilization, Safety, and Security of Distributed Systems", Lecture Notes in Conputer Science / Springer Verlag, 5340 (2008), ISSN: 0302-9743; 246 - 262
Brief Announcement: The Asynchronous Bounded Cycle Model / U. Schmid, P. Robinson / Talk: ACM Symposium on Principles of Distributed Computing, Toronto, Canada; 2008-08-18 - 2008-08-21; in: "PODC'08 Proceedings of the 27th Annual ACM Symposium on Principles of Distributed Computing", Association for Computing Machinery (ACM), (2008), ISBN: 978-1-59593-989-0; 423

2007

Booting Clock Synchronization in Partially Synchronous Systems with Hybrid Process and Link Failures / J. Widder, U. Schmid / in: "Distributed Computing", Springer-Verlag, 2007, 115 - 140
FIT-IT Projekt DARTS: Dezentrale fehlertolerante Taktgenerierung / U. Schmid, A. Steininger, M. Sust / Elektrotechnik und Informationstechnik (e&i), Heft 1-2 (2007), 3 - 8
A Perspective of Fault-Tolerant Clock Synchronization / U. Schmid / Keynote Lecture: 2007 IEEE International Symposium on Precision Clock Synchronization for Measurement, Control and Communication, Wien (invited); 2007-10-01 - 2007-10-03; in: "IEEE Symposium on Precision Clock Synchronization for Measurement, Control and Communication", (2007)
Towards a Systematic Design of Fault-Tolerant Asynchronous Circuits / U. Schmid, A. Steininger, H. Veith / Poster: GMM/GI/ITG-Fachtagung Zuverlässigkeit und Entwurf, München; 2007-03-26 - 2007-03-28; in: "Fachtagung Zuverlässigkeit und Entwurf", VDE Verlag, (2007), ISBN: 978-3-8007-3023-0; 173 - 174

2006

Wissenschaftliche Forschung - Quo vadis? / U. Schmid / Talk: IKT in Österreich 2006, Wien (invited); 2006-12-05 - 2006-12-06
Efficient Position-based Communication in Wireless Ad-hoc Networks / H. Stratil, U. Schmid / Poster: Junior Scientist Conference, Wien; 2006-04-19 - 2006-04-21; in: "Junior Scientist Conference 2006", (2006), 75 - 76
Construction of a Fault-Tolerant Wireless Communication Topology Using Distributed Agreement / H. Moser, U. Schmid / Talk: Junior Scientist Conference, Wien; 2006-04-19 - 2006-04-21; in: "Junior Scientiest Conferenve 2006", (2006), 47 - 48
Optimal clock synchronization revisited: Upper and lower bounds in real-time systems / H. Moser, U. Schmid / Talk: International Conference On Principles Of Distributed Systems (OPODIS), Bordeaux; 2006-12-12 - 2006-12-14; in: "Principles of Distributed Systems", (2006), 94 - 109
Brief Announcement: Chasing the Weakest System Model for Implementing Omega and Consensus / M. Hutle, D. Malkhi, U. Schmid, L. Zhou / Talk: 8th International Symposium on Stabilization, Safety, and Security of Distributed Systems, Dallas; 2006-11-17 - 2006-11-19; in: "Stabilization, Safety, and Security of Distributed Systems", (2006)
Fault-Tolerant Algorithms on SoCs - A case study / A. Steininger, M Függer, U. Schmid, G. Fuchs / Talk: IEEE International Conference on Dependable Systems and Networks, Philadelphia; 2006-06-25 - 2006-06-28; in: "Supplement Proceedings of the 2006 International Conference on Dependable Systems and Networks (DSN)", (2006), 190 - 191
Fault-Tolerant Distributed Clock Generation in VLSI Systems-on-Chip / M Függer, U. Schmid, G. Fuchs, G. Kempf / Talk: European Dependable Computing Conference, Coimbra; 2006-10-18 - 2006-10-20; in: "EDCC-6", (2006), 87 - 96
Threshold Modules -- Die Schlüsselelemente zur Verteilten Generierung eines Fehlertoleranten Taktes / G. Fuchs, J. Grahsl, U. Schmid, A. Steininger, G. Kempf / Talk: Austrochip, Wien; 2006-10-11; in: "Austrochip Mikroelektroniktagung", (2006), 149 - 156

2005

Dependable Embedded Systems Research at TU Vienna / H. Kopetz, R. Obermaisser, U. Schmid / Elektrotechnik und Informationstechnik (e&i) (invited), 1 (2005), 1; 33 - 37
On the Possibility of Consensus in Asynchronous Systems with Finite Average Response Times / C. Fetzer, M. Süßkraut, U. Schmid / in: "On the Possibility of Consensus in Asynchronous Systems with Finite Average Response Times", IEEE Computer Society, 2005, 271 - 280
Proof-Based System Engineering Using a Virtual System Model / M. Biely, G. Le Lann, U. Schmid / Talk: International Service Availability Symposium, Berlin, Deutschland; 2005-04-25 - 2005-04-26; in: "Service Availability", (2005), 164 - 179
Proof-Based Systems Engineering in ASSERT / G. Le Lann, U. Schmid / Talk: Data Systems in Aerospace, Edinburgh; 2005-05-30 - 2005-06-02; in: "Proof-Based Systems Engineering in ASSERT", (2005)
Failure Detection with Booting in Partially Synchronous Systems / J. Widder, G. Le Lann, U. Schmid / Talk: European Dependable Computing Conference, Budapest, Ungarn; 2005-04-20 - 2005-04-22; in: "Dependable Computing Conference - EDCC5", (2005), 20 - 37
Antrag UNI-Infrastruktur III, Embedded Systems Research Cluster / U. Schmid, H. Kopetz, P. Puschner, L. Mayerhofer, A. Steininger, H. Grünbacher, W. Kastner, A. Krall / 2005

2004

The Theta-Model / U. Schmid / Talk: Diskussionskreis Fehlertoleranz, Berlin; 2004-11-12
Dezentrale Fehlertolerante Taktgenerierung in VLSI Chips / U. Schmid, A. Steininger / Patent: Österreich, submitted: 2004
Brief Announcement: On the Possibility of Consensus in Asynchronous Systems with Finite Average Response Times / C. Fetzer, U. Schmid / Talk: 23th ACM SIGACT-SIGOPS Symposium on Principles of Distributed Computing (PODC), St. John´s , Newfoundland, Canada; 2004-07-25 - 2004-07-28; in: "23th ACM SIGACT-SIGOPS Symposium on PRINCIPLES of DISTRIBUTED commuting (PODC)", (2004), 402
Distributed Construction of Sparse Fault-Tolerant Overlay Networks / B. Thallner, U. Schmid / Report for Research Report 35/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
On the Possibility of Consensus in Asynchronous Systems with Finite Average Response Times / C. Fetzer, U. Schmid / Report for Research Report 14/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
DARTS - Distributed Algorithms for Robust Tick Synchronization / G. Fuchs, U. Schmid, A. Steininger / Report for Research Report 72/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Dezentrale Fehlertolerante Taktgenerierung in VLSI Chips / U. Schmid, A. Steininger / Report for Research Report 69/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Final Report START-Project Y41 / U. Schmid / Report for Research Report 19/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Ein Verfahren für das verteilte Generieren eines fehlertoleranten adaptiven Taktes in Hardware / G. Fuchs, U. Schmid, A. Steininger / Report for Research Report 18/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Fault-Tolerant Distributed Algorithms in Sparse Ad Hoc Wireless Networks / U. Schmid, B. Weiss / Report for Research Report 13/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Failure Model Coverage under Transient Link Failures / U. Schmid / Report for Research Report 2/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004
Synchronous Byzantine Agreement under Hybrid Process and Link Failures / U. Schmid, B. Weiss / Report for Research Report 1/2004, Technische Universität Wien, Institut für Technische Informatik, Treitlstraße 3, A-1040 Vienna, Austria; 2004

2003

Interval-based clock synchronization with optimal precision. / U. Schmid, K. Schossmaier / Information and Computation, 186 (2003), 1; 36 - 77
PSynUTC --- evaluation of a high precision time synchronization prototype system for Ethernet LANs. / M. Horauer, U. Schmid, K. Schossmaier, R. Höller, N. Kerö / Talk: IEEE Precise Time and Time Interval Systems and Application Meeting, Reston, Virginia, USA; 2002-12-03 - 2002-12-05; in: "Proceedings of the 34th IEEE Precise Time and Time Interval Systems and Application Meeting (PTTI'02)", (2003), 263 - 278
Randomized asynchronous consensus with imperfect communications. / U. Schmid, C. Fetzer / Talk: IEEE Symposium on Reliable Distributed Systems, Florence, Italy; 2003-10-06 - 2003-10-08; in: "Proc. 22nd Symposium on Reliable Distributed Systems ", (2003), 361 - 370
Perfect failure detection with booting in partially synchronous systems / J. Widder, G. Le Lann, U. Schmid / Report for Technical Report 183/1-131, Department of Automation, Technische Universität Wien; 2003
Projektbericht Technische Informatik: Seamless Campus / J. Vilanek, U. Schmid, W. Kastner, B. Weiss, P. Puschner, W. Elmenreich, H. Deinhart, W. Meyer / Report for Technical Report 183/1-135, Department of Automation, Technische Universität Wien; 2003
Fault tolerant communication topologies for wireless ad hoc networks / B. Thallner, U. Schmid / Report for Technical Report 183/1-132, Department of Automation, Technische Universität Wien; 2003
How to maximize computing systems coverage / G. Le Lann, U. Schmid / Report for Technical Report 183/1-134, Department of Automation, Technische Universität Wien; 2003
How to implement a timer-free perfect failure detector in partially synchronous systems. / G. Le Lann, U. Schmid / Report for Technical Report 183/1-127, Department of Automation, Technische Universität Wien; 2003
Booting clock synchronization in partially synchronous systems with hybrid node and link failures. / J. Widder, U. Schmid / Report for Technical Report 183/1-126, Department of Automation, Technische Universität Wien; 2003
Impossibility results and lower bounds for consensus under link failures. / U. Schmid, B. Weiss / Report for Technical Report 183/1-127, Department of Automation, Technische Universität Wien; 2003

2002

SynUTC - high precision time synchronization over Ethernet networks / R. Höller, M. Horauer, G. Gridling, N. Kerö, U. Schmid, K. Schossmaier / Talk: 8th Workshop on Electronics for LHC Experiments, Colmar; France; 2002-09-09 - 2002-09-13; in: "Proceedings 8th Workshop on Electronics for LHC Experimets (LECC'02)", (2002), ISBN: 92-9083-202-9; 428 - 432
PSynUTC - Evaluation of a High Precision time Synchronization Prototype System for Ethernet LANs / K. Schossmaier, U. Schmid, M. Horauer, R. Höller, N. Kerö / Talk: 34th Annual Precise Time and Time Interval (PTTI) Systems and Applications Meeting, Reston, Virginia; 2002-12-03 - 2002-12-05; in: "Proceedings of the 34th Annual Precise Time and Time Interval (PTTI) Systems and Applications Meeting", (2002), 1
Formally Verified Byzantine Agreement in Presence of Link Faults / U. Schmid, B. Weiss, J. Rushby / Talk: 22nd Conference on Distributed Computer Systems (ISDCS), Vienna, Austria; 2002-07-02 - 2002-07-05; in: "Proceedings of the 22nd Conference on Distributed Computer Systems (ICDCS'02)", (2002), ISBN: 0-7695-1585-1; 608 - 616
Randomized asynchronous consensus with imperfect communications / U. Schmid, C. Fetzer / Report for Technical Report 183/1-120, Department of Automation, Technische Universität Wien; 2002

2001

Versuch über die wahre Art, das Clavier zu spielen / U. Schmid / Talk: Berufungsvortrag, Vienna, Austria; 2001-12-18
Verfahren für die Synchronisation von Computeruhren in Netzwerken / N. Kerö, U. Schmid / Patent: Österreich, submitted: 2001-03-06
An optimally distributed global clock / U. Schmid / in: "START und Wittgenstein 1996-2000", issued by: Margit Schwarz; Forschungsförderungsfonds (FWF), Wien, 2001, (invited), ISBN: 3-85224-089-1
How to reconcile fault-tolerant interval intersection with the Lipschitz condition / U. Schmid, K. Schossmaier / Distributed Computing, 14 (2001), 2; 101 - 111
Applied Research: A Scientist's Perspective / U. Schmid / Annual Reviews in Control, 25 (2001), 183 - 190
Consensus with written messages under link faults / B. Weiss, U. Schmid / Talk: IEEE Symposium on Reliable Distributed Systems, New Orleans, LA, USA; 2001-10-28 - 2001-10-31; in: "Proc. 20th Symposium on Reliable Distributed Systems (SRDS'01)", (2001), 194 - 197
How to model link failures: A perception-based fault model / U. Schmid / Talk: IEEE International Conference on Dependable Systems and Networks, Göteborg, Sweden; 2001-07-01 - 2001-07-04; in: "Proceedings of the Int. Conf. on Dependable Systems and Networks (DSN'01)", (2001), 57 - 66
Message-efficient consensus in presence of hybrid node and link faults / M. Biely, U. Schmid / Report for Technical Report 183/1-116, Department of Automation, Technische Universität Wien; 2001

2000

Verfahren für die Sysnchronisation von Computeruhren in Netzwerken / U. Schmid, M. Horauer, N. Kerö / Patent: Austria, No. AT005327U1; submitted: 2000-03-06, granted: 2002-05-27
Verfahren für die Synchronisation von Computeruhren in Netzwerken / N. Kerö, U. Schmid, M. Horauer / Patent: Österreich, No. TR 183/1-105; submitted: 2000-03-01
Orthogonal accuracy clock synchronization / U. Schmid / Chicago Journal of Theoretical Computer Science, 3 (2000), 3 - 77
A Network Time Interface M-Module for Distributing GPS-time over LANs / U. Schmid, J. Klasek, T. Mandl, H. Nachtnebel, G. Cadek, N. Kerö / Real-Time Systems, 18 (2000), 1; 25 - 57
How to distribute GPS-time over COTS-based LANs / U. Schmid, M. Horauer, N. Kerö / Talk: IEEE Precise Time and Time Interval Systems and Application Meeting, Dana Point, CA, USA; 1999; in: "Proc. of the 31st IEEE Precise Time and Time Interval Systems and Application Meeting (PTTI'99)", (2000), 545 - 560
A network interface for highly accurate clock synchronization / M. Horauer, N. Kerö, U. Schmid / Talk: Austrochip, Graz, Austria; 2000; in: "Proc. AUSTROCHIP'00", (2000), ISBN: 3-9501349-0-5; 93 - 101
High-Accuracy Time Services and Fault-Tolerant Clock Synchronization / U. Schmid / Talk: IFIP WG10.4 Annual Meeting, Martinique, France (invited); 2000-01-21 - 2000-01-25; in: "Workshop on "Time and Dependability"", (2000), 39 - 57
Applied Research: A Scientist's Perspective / U. Schmid / Talk: IFAC/IFIP Workshop on Real-Time Programming and Workshop on Algorithms and Architectures for Real-Time Control, Mallorca, Spain (invited); 2000; in: "Proc. of the joint 25th IFAC/IFIP Workshop on Real-Time Programming (WRTP'00) and Workshop on Algorithms and Architectures for Real-Time Control (AARTC'00)", (2000), 5 - 12
How to Teach Matters of Modern Control Systems to Computer Science Students? / W. Kastner, U. Schmid / Talk: ACE, Sea World Nara Resort, Australia; 2000-12-17 - 2000-12-19; in: "Proceedings 5th IFAC Symposium on Advances in Control Education (ACE'00)", (2000)
Skriptum zur Laborübung "Prozeßautomatisierung" / U. Schmid, W. Kastner, B. Burgstaller, C. Kral / Report for Technical Report 183/1-106-a, Vienna University of Technology, Department of Automation; 2000
Beispielsammlung zur Laborübung Prozeßautomatisierung (TR 183/1-106-b) / W. Kastner, B. Weiss, U. Schmid / 2000

1999

Experimental evaluation of high-accuracy time distribution in a COTS-based Ethernet LAN / U. Schmid, H. Nachtnebel / Talk: IFAC/IFIP Workshop on Real-Time Programming, Schloß Dagstuhl, Germany; 1999; in: "Proc. 24th IFAC/IFIP Workshop on Real-Time Programming (WRTP'99)", (1999), 59 - 68
A unified approach for simulation and experimental evaluation of fault-tolerant distributed systems / U. Schmid, B. Weiss, G. Gridling, K. Schossmaier / Talk: IASTED international Conf. on Applied Modelling and Simulation (AMS), Cairns, Australia; 1999; in: "Proc. of the IASTED International Conference on Applied Modelling and Simulation (AMS'99)", (1999), 43 - 48
The SimUTC fault-tolerant distributed systems simulation toolkit / B. Weiss, G. Gridling, U. Schmid, K. Schossmaier / Talk: International Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOT), Maryland, USA; 1999; in: "Proc. 7th International Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOT'99)", (1999), 68 - 75

1998

Rapid Prototyping mit programmierbarer Logik anhand eines Fallbeispiels / H. Nachtnebel, N. Kerö, G. Cadek, T. Mandl, U. Schmid / Talk: Austrochip ´98, Wr. Neustadt; 1998-10-01; in: "Tagungsband der TMÖ-Fachtagung Austrochip´98", (1998), ISBN: 3-901578-03-x; 99 - 104
NTI: A Network Time Interface M-Module for High-Accuracy Clock Synchronization / M. Horauer, U. Schmid, K. Schossmaier / Talk: Workshop on Parallel and Distributed Real-Time Systems (WPDRTS), Orlando, Florida, USA; 1998-03-30 - 1998-04-03; in: "Proc. 6th International Workshop on Parallel and Distributed Real-Time Systems (WPDRTS'98)", (1998), 1067 - 1076
Internet-Based Real-Time Computing / U. Schmid / Talk: International Computer Software and Applications Conference (COMPSAC), Vienna, Austria (invited); 1998; in: "Proc. 22nd Annual International Computer Software & Applications Conference (COMPSAC'98)", (1998), 338 - 342

1997

Challenges in Interval-based Clock Synchronization / U. Schmid / Talk: Dagstuhl-Seminar 9728 on "Average Case Analysis of Algorithms", Schloß Dagstuhl, Germany (invited); 1997-07-07 - 1997-07-11
Specification and Implementation of the Universal Time Coordinated Synchronization Unit (UTCSU) / K. Schossmaier, U. Schmid, M. Horauer, D. Loy / Real-Time Systems, 12 (1997), 295 - 327
Specification and Implementation of the Universal Time Coordinated Synchronization Unit (UTCSU) / K. Schossmaier, U. Schmid, D. Loy, M. Horauer / Special Issue Journal of Real-Time Systems, ? (1997), 51 - 84
Interval-Based Clock Synchronization / U. Schmid, K. Schossmaier / Real-Time Systems, 12 (1997), 2; 173 - 228
Static Priority Scheduling of Aperiodic Real-Time Tasks / U. Schmid / Random Structures and Algorithms, 10 (1997), 1-2; 257 - 303
Hochgenaue Uhrensynchronisation über LANs / U. Schmid / Elektronikschau, 10 (1997), 20 - 23
Long-Term Evaluation of GPS Timing Receiver Failures / D. Höchtl, U. Schmid / Talk: IEEE PTTI Systems and Application Meeting, Long Beach, CA, USA; 1997; in: "Proc. of the 29th IEEE PTTI Systems and Application Meeting (PTTI'97)", (1997), 165 - 180
Process Control Engineering for Computer Science Students / W. Kastner, U. Schmid / Talk: ACE, Istanbul, Turkey; 1997-07-14 - 1997-07-17; in: "Proceedings 4th IFAC Symposium on Advances in Control Education (ACE'97)", (1997), 289 - 295
NTI: A Network Time Interface M-Module for High-Accuracy Clock Synchronization / M. Horauer, U. Schmid, K. Schossmaier / 1997

1996

DOBOS: A Distributed Object-Based Operating System for Soft Real-Time Systems / U. Schmid, W. Kastner / in: "Echtzeitsysteme und objektorientierter Entwurf", Vieweg-Verlag, Braunschweig, 1996, ISBN: 3-528-05542-1, 3 - 13
NTI Functional and Architectural Specification / M. Horauer, D. Loy, U. Schmid / 1996

1995

SSCMP: The Sequenced Synchronized Clock Message Protocol / U. Schmid, A. Pusterhofer / Computer Networks and ISDN Systems, 27 (1995), 1615 - 1632
On non-preemptive LCFS Scheduling with Deadlines / U. Schmid, J. Blieberger / Journal of Algorithms, 18 (1995), 124 - 158
Synchronized Universal Time Coordinated for Distributed Real-Time Systems / U. Schmid / Control Engineering Practice, 3 (1995), 6; 877 - 884
Random Trees in Queueing Systems with Deadlines / U. Schmid / Theoretical Computer Science, 144 (1995), 1-2; 277 - 314
Zeit im Bild / J. Meyer, U. Schmid / Elektronikschau, 3 (1995), 28 - 30
Random trees in queueing systems with deadlines / Habilitation Thesis by U. Schmid / TU Wien, Technisch-Naturwissenschaftliche Fakultät, 1995
Process Control Education for Computer Science: From Fiction Back to Facts / U. Schmid, W. Kastner, H. Haberstroh / Talk: TEMPUS JEP-07759, Vienna, Austria; 1995-07-05 - 1995-07-07; in: "Proceedings TEMPUS JEP 07759 MODIFY Workshop on Automation and Control Engineering in Higher Education", (1995), 135 - 147
Untersuchung des Zeitverhaltens Verteilter Echtzeitsysteme / W. Halang, F.-J. Koller, U. Schmid, M. Witte / Talk: Echtzeit, Germany; 1995; in: "Proc. Echtzeit'95", (1995), 101 - 107
"Echtzeit"-Systeme / U. Schmid / Talk: Habilitationskolloquium, Vienna, Austria; 1995
Project proposal SSCMP: Sequenced Synchronized Clock Multicast Protocol / U. Schmid, D. Loy, W. Kastner / Report for Technical Report 183/1-58, Vienna University of Technology, Department of Automation; 1995

1994

Monitoring in verteilten Echtzeitsystemen / U. Schmid / in: "Echtzeitsysteme und Fuzzy Control", Vieweg-Verlag, 1994, 265 - 276
Monitoring Distributed Real-Time Systems / U. Schmid / Real-Time Systems, 7 (1994), 33 - 56
ECCS-Related Research Activities in the Department of Automation, Technical University of Vienna / U. Schmid / IEEE Technical Segment Committee on Engineering of Complex Computer Systems (ECCS) Newsletter, 1 (1994), 2; 2 - 5
M-Module im Didaktik Einsatz / H. Haberstroh, W. Kastner, U. Schmid / Elektronik Industrie - Fachzeitschrift für Elektronik Entwicklung, 10 (1994), 90 - 92
DOBOS: Ein Distributed Object-based Operating System für Soft Real-Time Systems / U. Schmid, W. Kastner / Talk: Echtzeit, Hamburg, Germany; 1994-06-14 - 1994-06-16; in: "Proceedings Echtzeit'94", (1994), 130 - 137
The Role of Standards in Real-Time Computing / U. Schmid / Talk: Real time computing, NATO ASI Series F: Computer and Systems Sciences, Sint Maarten; 1994; in: "Proc. NATO ASI on Real-Time Computing", 127 (1994), 638 - 639
Synchronized UTC for Distributed Real-Time Systems / U. Schmid / Talk: IFAC/IFIP Workshop on Real-Time Programming, Lake Reichenau, Germany; 1994; in: "Proc. IFAC Workshop on Real-Time Programming (WRTP'94)", (1994), 101 - 107
Monitoring of Distributed Real-Time Systems / U. Schmid / Talk: Real time computing, NATO ASI Series F: Computer and Systems Sciences, Sint Maarten; 1994; in: "Proc. NATO ASI on Real-Time Computing", 127 (1994), 582 - 583

1993

The Analysis of the Expected Successful Operation Time of Slotted ALOHA / M. Drmota, U. Schmid / IEEE Transactions on Information Theory, 39 (1993), 5; 1567 - 1577
Exponential Limiting Distributions in Queueing Systems with Deadlines / M. Drmota, U. Schmid / SIAM Journal on Applied Mathematics, 53 (1993), 1; 301 - 318
The Average CRI-Length of a Controlled ALOHA Collision Resolution Algorithm / U. Schmid / Theoretical Computer Science, 108 (1993), 291 - 310
Process Control Education for Computer Science: Facts and Fiction / U. Schmid, H. Haberstroh, S. Stöckler / Talk: SEFI/TEMPUS JEP 2011 - IMPACT Workshop on Computer Science Topics for Control Engineering Education, Vienna, Austria; 1993-02-21; in: "Proceedings SEFI/TEMPUS JEP 2011 - IMPACT Workshop on Computer Science Topics for Control Engineering Education", (1993), 13 - 22
Monitoring of Distributed Real-Time Systems: The Versatile Timing Analyzer (VTA) / U. Schmid, W. Kastner / Talk: Workshop on Performance and Visualization of Parallel Systems, Moravany, Czecho-Slovakia; 1992-10-23 - 1992-10-24; in: "Proceedings Workshop on Performance Measurement and Visualization of Parallel Systems", Elsevier Science, 7 (1993), 277 - 302
On Random-Trees Arising in the Analysis of Scheduling Algorithms for Real-Time Systems / U. Schmid / Talk: Dagstuhl-Seminar 9328 on "Average Case Analysis of Algorithms", Schloß Dagstuhl, Germany (invited); 1993
DOBOS - Konzept eines distributed object-based operating systems / U. Schmid, W. Kastner / Report for Technical Report 183/1-40, Vienna University of Technology, Department of Automation; 1993

1992

Informatik, second edition / J. Blieberger, G. Schildt, U. Schmid, S. Stöckler / Springer, Vienna, 1992, ISBN: 3-211-82389-1; 390 pages
Some Investigations on FCFS Scheduling in Hard Real-Time Applications / U. Schmid, J. Blieberger / Journal of Computer and System Sciences, 45 (1992), 3; 493 - 512
Preemptive LCFS Scheduling in Hard Real-Time Applications / J. Blieberger, U. Schmid / Performance Evaluation, 15 (1992), 3; 203 - 215
FCFS Scheduling in a Hard Real-Time Environment under Rush-Hour Conditions / J. Blieberger, U. Schmid / BIT Numerical Mathematics, 32 (1992), 3; 370 - 383
On a Tree Collision Resolution Algorithm in Presence of Capture / U. Schmid / RAIRO Informatique theorique et Applications / Theoretical Informatics and Applications, 26 (1992), 2; 163 - 197
On the Asymptotics of the Average CRI-Length of the Slotted ALOHA Collision Resolution Algorithm / U. Schmid / Applied Mathematics and Computation, 48 (1992), 59 - 70
The Average CRI-Length of a Tree Collision Resolution Algorithm in Presence of Multiplicity-Dependent Capture Effects / U. Schmid / Talk: ICALP, Vienna; 1992; in: "Proceedings 19th International Colloquium on Automata, Languages, and Programming (ICALP'92)", Springer-Verlag, LNCS, 623 (1992), 223 - 234
A Versatile Monitoring System for Distributed Real-Time Systems / U. Schmid, S. Stöckler / Talk: SAFECOMP, Zürich, Switzerland; 1992; in: "Proceedings 11th IFAC Symposium on Computer Systems in Safety-Critical Applications (SAFECOMP'92)", (1992), 203 - 208

1991

Monitoring in verteilten Echtzeitsystemen / U. Schmid / Talk: Echtzeit, Sindelfingen, Germany; 1991; in: "Proc. Echtzeit'91", (1991), 169 - 176
Qualifying Dynamic Task Scheduling in Hard Real-Time Systems: A Novel Approach / J. Blieberger, U. Schmid / Report for Technical Report 183/1-15, Vienna University of Technology, Department of Automation; 1991

1990

Informatik / J. Blieberger, G. Schildt, U. Schmid, S. Stöckler / Springer, Vienna, 1990, ISBN: 3-211-82232-1; 390 pages
Betriebssysteme / U. Schmid / in: "Informatik", Springer, Wien, 1990, ISBN: 3-211-82232-1, 222 - 350

1983

Assembler mit Pascalelementen / F. Beranek, U. Schmid / Elektronikschau, 2 (1983), 32 - 34

Supervisions