Publications

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Publications in journals:
  • Emanuele Cannella and Todor Stefanov,
        "Energy Efficient Semi-Partitioned Scheduling for Embedded Multiprocessor Streaming Systems",
         International Journal on Design Automation for Embedded Systems (DAES), vol. 20, Issue 3, pp. 239-266, Sept 2016.
  • click here to get a pdf version
  • Jelena Spasic, Di Liu, Emanuele Cannella, and Todor Stefanov,
        "On the Improved Hard Real-Time Scheduling of Cyclo-Static Dataflow",
         ACM Transactions on Embedded Computing Systems (TECS), vol. 15, Issue 4, Article 68, Aug 2016.
  • click here to get a pdf version
  • Gang Chen, Biao Hu, Kai Huang, Alois Knoll, Kai Huang, Di Liu, Todor Stefanov, Feng Li,
        "Reconfigurable Cache for Real-time MPSoCs: Scheduling and Implementation",
         Internationa Journal on Microprocessors and Microsystems: Embedded Hardware Design (MICPRO), vol. 42, pp. 200-2014, May 2016.
  • click here to get a pdf version
  • Dmitry Nadezhkin, Hristo Nikolov, and Todor Stefanov,
        "Automated Generation of Polyhedral Process Networks from Affine Nested-Loop Programs with Dynamic Loop Bounds",
         ACM Transactions on Embedded Computing Systems (TECS), vol. 13, Issue 1s, Article 28, Nov 2013.
  • click here to get a pdf version
  • Onur Derin, Emanuele Cannella, Giuseppe Tuveri, Paolo Meloni, Todor Stefanov, Leandro Fiorin, Luigi Raffo, Mariagiovanna Sami,
        "A System-level Approach to Adaptivity and Fault-tolerance in NoC-based MPSoCs: the MADNESS Project",
         Internationa Journal on Microprocessors and Microsystems: Embedded Hardware Design (MICPRO), vol. 37, Issue 6-7, pp. 515-529, Aug-Oct 2013.
  • click here to get a pdf version
  • Mohamed A. Bamakhrama and Todor Stefanov,
        "On the Hard-Real-Time Scheduling of Embedded Streaming Applications",
         International Journal on Design Automation for Embedded Systems (DAES), vol. 17, Issue 2, pp. 221-249 , June 2013.
  • click here to get a pdf version
  • Teddy Zhai, Hristo Nikolov, and Todor Stefanov,
        "Mapping of Streaming Applications considering Alternative Application Specifications",
         ACM Transactions on Embedded Computing Systems (TECS), vol. 12, Issue 1s, Article 34, March 2013.
  • click here to get a pdf version
  • Jae Young Hur, Todor Stefanov, Stephan Wong, and Kees Goossens,
        "Customization of On-Chip Network Interconnects and Experiments in FPGAs",
         IET Computers & Digital Techniques Journal, vol. 6, Issue 1, pp. 59 - 68, Jan 2012.
  • click here to get a pdf version click here to get a postscript version
  • Emanuele Cannella, Onur Derin, Paolo Meloni, Giuseppe Tuveri, and Todor Stefanov,
        "Adaptivity Support for MPSoCs based on Process Migration in Polyhedral Process Networks",
         International Journal of VLSI Design, vol. 2012, Article ID 987209, 17 pages, 2012. doi:10.1155/2012/987209.
  • click here to get a pdf version click here to get a postscript version
  • Jae Young Hur, Stephan Wong, and Todor Stefanov,
        "Design Trade-offs in Customized On-Chip Crossbar Schedulers",
         Journal of Signal Processing Systems (JVLSI), vol. 58, No. 1, pp. 69-85, Jan 2010.
  • click here to get a pdf version click here to get a postscript version
  • A. Gerstlauer, C. Haubelt, A.D. Pimentel, Todor Stefanov, D.D. Gajski, and J. Teich,
        "Electronic System-Level Synthesis Methodologies",
         IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), vol. 28, No. 10, pp. 1517-1530, Oct 2009.
  • click here to get a pdf version click here to get a postscript version
  • Ozana Silvia Dragomir, Todor Stefanov, and Koen Bertels,
        "Optimal Loop Unrolling and Shifting for Reconfigurable Architectures",
         ACM Transactions on Reconfigurable Technology and Systems (TRETS), vol. 2, No. 4, pp. 1-24, Sept 2009.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Automated Integration of Dedicated Hardwired IP Cores in Heterogeneous MPSoCs Designed with ESPAM",
         EURASIP Journal on Embedded Systems, vol. 2008, Article ID 726096, 15 pages, 2008. doi:10.1155/2008/726096.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Systematic and Automated Multi-processor System Design, Programming, and Implementation",
         IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD), vol. 27, No. 3, pp. 542-555, March 2008.
         WINNER of the 2009 DONALD O. PEDERSON BEST PAPER AWARD!!!
  • click here to get a pdf version click here to get a postscript version
  • Sven Verdoolaege, Hristo Nikolov, and Todor Stefanov,
        "PN: a Tool for Improved Derivation of Process Networks",
         EURASIP Journal on Embedded Systems, vol. 2007, Article ID 75947, 13 pages, 2007. doi:10.1155/2007/75947.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov (with P. Manoilov, G.Kousmanov and A. Popov),
        "Development of a Low Area Custom Microprocessor Core",
         Automatica & Informatics Journal, 1999. No. 5, pp. 33-39
  • Books and book chapters:
  • Todor Stefanov, Andy Pimentel, and Hristo Nikolov,
        "DAEDALUS: System-Level Design Methodology for Streaming Multiprocessor Embedded Systems on Chips",
        In J. Teich and S. Ha (eds), "Handbook of Hardware/Software Codesign", Springer, 2017, doi:10.1007/978-94-017-7358-4_30-1.
  • click here to get a pdf version
  • Todor Stefanov, Ed Deprettere, Hristo Nikolov, Marin Marinov, and Angel Popov,
        "Embedded Systems: components, modeling, design and case studies",
        First Edition published by Publishing House of TU-Sofia, June 2012, ISBN: 978-954-438-975-8.
  • Lubomir Bogdanov, Hristo Nikolov, Todor Stefanov,
        "Embedded Multi-Processor Systems-on-Chip: laboratory experiments and users manual",
        First Edition published by Publishing House of TU-Sofia,April 2013, ISBN: 978-619-167-034-5.
  • Todor Stefanov
        "Converting Weakly Dynamic Programs to Equivalent Process Network Specifications",
        Ph.D. dissertation book, Leiden University, Leiden, The Netherlands, September 2004, ISBN: 90-9018629-8.
  • click here to get a pdf version

    Publications in conference proceedings:
  • Sobhan Niknam and Todor Stefanov,
        "Energy-Efficient Scheduling of Throughput-Constrained Streaming Applications by Periodic Mode Switching",
        to appear In Proc. "17th IEEE Int. Conference on Embedded Computer Systems: Architectures, MOdeling, and Simulation (SAMOS'17)", pp. , Samos, Greece, July 17-20, 2017.
  • Di Liu, Jelena Spasic, Gang Chen, Nan Guan, Songran Liu, Todor Stefanov, and Wang Yi,
        "EDF-VD Scheduling of Mixed-Criticality Systems with Degraded Quality Guarantees",
        In Proc. "IEEE Int. Real-Time Systems Symposium (RTSS'16)", pp. 35-46, Porto, Portugal, Nov. 29 - Dec. 02, 2016.
  • click here to get a pdf version
  • Jelena Spasic, Di Liu, and Todor Stefanov,
        "Energy-Efficient Mapping of Real-Time Applications on Heterogeneous MPSoCs using Task Replication",
        In Proc. "IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES+ISSS'16)", pp. , Pittsburgh, PA, USA, Oct. 2-7, 2016.
  • click here to get a pdf version
  • Di Liu, Jelena Spasic, Peng Wang, and Todor Stefanov,
        "Energy-Efficient Scheduling of Real-Time Tasks on Heterogeneous Multicores Using Task Splitting",
        In Proc. "22nd IEEE International Conference on Embedded and Real-Time Computing Systems and Applications (RTCSA'16)", pp. 149-158, Daegu, South Korea, Aug. 17-19, 2016.
  • click here to get a pdf version
  • Tsvetan Shoshkov, Todor Stefanov, and Bart Kienhuis,
        "Parameterized System Level Design: Real-Time X-Ray Image Processing Case Study",
        In Proc. "27th Annual IEEE International Conference on Application-specific Systems, Architectures and Processors (ASAP'16)", pp. 196-201, London, England, July 6-8, 2016.
  • click here to get a pdf version
  • Jelena Spasic, Di Liu, and Todor Stefanov,
        "Exploiting Resource-constrained Parallelism in Hard Real-Time Streaming Applications",
        In Proc. "19th Int. Conf. Design, Automation and Test in Europe (DATE'16)", pp. 954-959, Dresden, Germany, Mar. 14-18, 2016.
  • click here to get a pdf version
  • Di Liu, Jelena Spasic, Gang Chen, and Todor Stefanov,
        "Energy-Efficient Mapping of Real-Time Streaming Applications on Cluster Heterogeneous MPSoCs",
        In Proc. "13th Int. IEEE Symposium on Embedded Systems for Real-Time Multimedia (ESTIMedia'15)", pp. 1-10, Amsterdam, The Netherlands, Oct. 8-9, 2015.
  • click here to get a pdf version
  • Jelena Spasic, Di Liu, Emanuele Cannella, and Todor Stefanov,
        "Improved Hard Real-Time Scheduling of CSDF-modeled Streaming Applications",
        In Proc. "IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES+ISSS'15)", pp. 65-74, Amsterdam, The Netherlands, Oct. 4-9, 2015.
        NOMINATED for the 2015 CODES+ISSS BEST PAPER AWARD!
  • click here to get a pdf version
  • Gang Chen, Biao Hu, Kai Huang, Alois Knoll, Di Liu, and Todor Stefanov,
        "Automatic Cache Partitioning and Time-triggered Scheduling for Real-time MPSoCs",
        In Proc. "2014 International Conference on Reconfigurable Computing and FPGAs (ReConFig 2014)", pp., Cancun, Mexico, Dec. 8-10, 2014.
  • click here to get a pdf version
  • Di Liu, Jelena Spasic, Jiali Teddy Zhai, Gang Chen, and Todor Stefanov,
        "Resource Optimization for CSDF-modeled Streaming Applications with Latency Constraints",
        In Proc. "17th Int. Conf. Design, Automation and Test in Europe (DATE'14)", pp., Dresden, Germany, Mar. 24-28, 2014.
  • click here to get a pdf version
  • Emanuele Cannella, Mohamed Bamakhrama, and Todor Stefanov,
        "System-level Scheduling of Real-time Streaming Applications using a Semi-partitioned Approach",
        In Proc. "17th Int. Conf. Design, Automation and Test in Europe (DATE'14)", pp., Dresden, Germany, Mar. 24-28, 2014.
  • click here to get a pdf version
  • Mohamed A. Bamakhrama, Jiali Teddy Zhai, and Todor Stefanov,
        "An Optimal Design Flow for Hard Real-Time Streaming Systems",
        In Proc. "7th Junior Researcher Workshop on Real-Time Computing (JRWRTC'13)", Sophia Antipolis, France, Oct. 16-18, 2013.
  • Jelena Spasic and Todor Stefanov,
        "An Accurate Energy Model for Streaming Applications Mapped on MPSoC Platforms",
        In Proc. "13th IEEE Int. Conference on Embedded Computer Systems: Architectures, MOdeling, and Simulation (IC-SAMOS'13)", pp. 205-212, Samos, Greece, July 15-18, 2013.
  • click here to get a pdf version
  • Teddy Zhai, Mohamed Bamakhrama, and Todor Stefanov,
        "Exploiting Just-enough Parallelism when Mapping Streaming Applications in Hard Real-time Systems",
        In Proc. "50th ACM/IEEE Int. Design Automation Conference (DAC'13)", pp., Austin, TX, USA, June 2-6, 2013.
        WINNER of 2013 HiPEAC PAPER AWARD!!!
  • click here to get a pdf version
  • Sven Verdoolaege, Hristo Nikolov, and Todor Stefanov,
        "On Demand Parametric Array Dataflow Analysis",
        In Proc. "3rd International Workshop on Polyhedral Compilation Techniques (IMPACT'13)", Berlin, Germany, Jan. 21, 2013.
  • click here to get a pdf version
  • Teddy Zhai, Hristo Nikolov, and Todor Stefanov,
        "Mapping Streaming Applications considering Alternative Application Specifications (Extended Abstract)",
        In Proc. "10th Int. IEEE Symposium on Embedded Systems for Real-Time Multimedia (ESTIMedia'12)", Tampere, Finland, Oct. 11-12, 2012.
  • Mohamed A. Bamakhrama, and Todor Stefanov,
        "Managing Latency in Embedded Streaming Applications under Hard-Real-Time Scheduling",
        In Proc. "10th IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES+ISSS'12)", pp. 83-92, Tampere, Finland, Oct. 7-12, 2012.
  • click here to get a pdf version click here to get a postscript version
  • Paolo Meloni, Giuseppe Tuveri, Luigi Raffo, Emanuele Cannella, Todor Stefanov, Onur Derin, Leandro Fiorin and Mariagiovanna Sami,
        "System Adaptivity and Fault-tolerance in NoC-based MPSoCs: the MADNESS Project Approach",
        In Proc. "15th Euromicro Conf. on Digital System Design (DSD'12)", pp. 517-524, Izmir, Turkey, Sept. 5-8, 2012.
  • click here to get a pdf version click here to get a postscript version
  • Mohamed A. Bamakhrama, Teddy Zhai, Hristo Nikolov, and Todor Stefanov,
        "A Methodology for Automated Design of Hard-Real-Time Embedded Streaming Systems",
        In Proc. "15th Int. Conf. Design, Automation and Test in Europe (DATE'12)", pp. 941-946, Dresden, Germany, Mar. 12-16, 2012.
  • click here to get a pdf version click here to get a postscript version
  • Emanuele Cannella, Onur Derin, and Todor Stefanov,
        "Middleware Approaches for Adaptivity of Kahn Process Networks on Networks-on-Chip",
        In Proc. "Int. Conf. on Design and Architectures for Signal and Image Processing (DASIP'11)", pp. 1-8, Tampere, Finland, Nov. 2-4, 2011.
  • click here to get a pdf version click here to get a postscript version
  • Dmitry Nadezhkin and Todor Stefanov
        "Automatic Derivation of Polyhedral Process Networks from While-Loop Affine Programs",
        In Proc. "9th Int. IEEE/ACM Symposium on Embedded Systems for Real-Time Multimedia (ESTIMedia'11)", pp. 102-111, Taipei, Taiwan, Oct. 13-14, 2011.
  • click here to get a pdf version click here to get a postscript version
  • Mohamed A. Bamakhrama and Todor Stefanov,
        "Hard-Real-Time Scheduling of Data-Dependent Tasks in Embedded Streaming Applications",
        In Proc. "11th International Conference on Embedded Software (EMSOFT'11)", pp. 195-204, Taipei, Taiwan, Oct. 9-14, 2011.
        NOMINATED for the 2011 EMSOFT BEST PAPER AWARD!
  • click here to get a pdf version click here to get a postscript version
  • Razvan Nane, Sven Van Haastregt, Todor Stefanov, Bart Kienhuis, Vlad Mihai Sima and Koen Bertels,
        "IP-XACT Extensions for Reconfigurable Computing",
        In Proc. "22nd IEEE Int. Conf. on Application-specific Systems, Architectures and Processors (ASAP'11)", pp. 215-218, Santa Monica, California, USA, Sep. 11-14, 2011.
  • click here to get a pdf version click here to get a postscript version
  • Teddy Zhai, Hristo Nikolov, and Todor Stefanov,
        "Modeling Adaptive Streaming Applications with Parameterized Polyhedral Process Networks",
        In Proc. "48th ACM/IEEE Int. Design Automation Conference (DAC'11)", pp. 116-121, San Diego, CA, USA, June 5-9, 2011.
        WINNER of 2011 HiPEAC PAPER AWARD!!!
  • click here to get a pdf version click here to get a postscript version
  • Dmitry Nadezhkin, Hristo Nikolov, and Todor Stefanov
        "Translating Affine Nested-Loop Programs with Dynamic Loop Bounds into Polyhedral Process Networks",
        In Proc. "8th Int. IEEE Workshop on Embedded Systems for Real-Time Multimedia (ESTIMedia'10)", pp. 21-30, Scottsdale, AZ, USA, Oct. 28-29, 2010.
        WINNER of the 2010 ESTIMedia BEST PAPER AWARD!!!
  • click here to get a pdf version click here to get a postscript version
  • Sjoerd Meijer, Hristo Nikolov, and Todor Stefanov,
        "Combining Process Splitting and Merging Transformations for Polyhedral Process Networks",
        In Proc. "8th Int. IEEE Workshop on Embedded Systems for Real-Time Multimedia (ESTIMedia'10)", pp. 97-106, Scottsdale, AZ, USA, Oct. 28-29, 2010.
  • click here to get a pdf version click here to get a postscript version
  • Dmitry Nadezhkin and Todor Stefanov
        "Identifying Communication Models in Process Networks derived from Weakly Dynamic Programs",
        In Proc. "10th Int. Conference on Embedded Computer Systems: Architectures, MOdeling, and Simulation (SAMOS'10)", pp. 372-379, Samos, Greece, July 19-22, 2010.
  • click here to get a pdf version click here to get a postscript version
  • Sjoerd Meijer, Hristo Nikolov, and Todor Stefanov,
        "Throughput Modeling to Evaluate Process Merging Transformations in Polyhedral Process Networks",
        In Proc. "13th Int. Conf. Design, Automation and Test in Europe (DATE'10)", pp. 747-752, Dresden, Germany, Mar. 8-12, 2010.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Run-time Reconfiguration of Polyhedral Process Networks Implementations",
        In Proc. "17th Int. Conference on Advanced Computing and Communications (ADCOM'09)", pp. , Bangalore, India, Dec. 14-17, 2009.
  • click here to get a pdf version click here to get a postscript version
  • Zubair Nawaz, Todor Stefanov, and Koen Bertels,
        "Efficient Hardware Generation for Dynamic Programming Problems",
        In Proc. "International Conference on Field-Programmable Technology (FPT'09)", pp., Sydney, Australia, Dec. 9-11, 2009.
  • click here to get a pdf version click here to get a postscript version
  • Sjoerd Meijer, Hristo Nikolov, and Todor Stefanov,
        "On Compile-time Evaluation of Process Partitioning Transformations for Kahn Process Networks",
        In Proc. "7th IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES-ISSS'09)", pp. 31-40, Grenoble, France, Oct. 11-16, 2009.
  • click here to get a pdf version click here to get a postscript version
  • Dmitry Nadezhkin, Sjoerd Meijer, Todor Stefanov, and Ed Deprettere,
        "Realizing FIFO Communication when Mapping Kahn Process Networks onto Cell",
        In Proc. "9th Int. Symposium on Embedded Computer Systems: Architectures, MOdeling, and Simulation (SAMOS'09)", LNCS 5657, pp. 308-317, Samos, Greece, July 20-23, 2009.
  • click here to get a pdf version click here to get a postscript version
  • Zubair Nawaz, Thomas Marconi, Koen Bertels, and Todor Stefanov,
        "Flexible Pipelining Design for Recursive Variable Expansion",
        In Proc. "23rd IEEE International Symposium on Parallel and Distributed Processing (IPDPS'09)", pp. 1-8, Rome, Italy, May. 23-29, 2009.
  • click here to get a pdf version click here to get a postscript version
  • Ozana Silvia Dragomir, Todor Stefanov, and Koen Bertels,
        "Loop Unrolling and Shifting for Reconfigurable Architectures",
        In Proc. "18th Int. Conference on Field Programmable Logic and Applications (FPL'08)", pp. 167-172, Heidelberg, Germany, Sep. 8-10, 2008.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Mark Thompson, Todor Stefanov, Andy Pimentel, Simon Polstra, Raj Bose, Claudiu Zissulescu, and Ed Deprettere,
        "Daedalus: Toward Composable Multimedia MP-SoC Design",
        Invited paper In Proc. "45th ACM/IEEE Int. Design Automation Conference (DAC'08)", pp. 574-579, Anaheim, USA, June 8-13, 2008.
  • click here to get a pdf version click here to get a postscript version
  • Andy Pimentel, Todor Stefanov, Hristo Nikolov, Mark Thompson, Simon Polstra, and Ed Deprettere,
        "Tool Integration and Interoperability Challenges of a System-level Design Flow: a Case Study",
        Invited paper In Proc. "8th Int. Symposium on Systems, Architectures, MOdeling, and Simulation (SAMOS'08)", LNCS 5114, pp. 167-176, Samos, Greece, July 21-24, 2008.
  • click here to get a pdf version click here to get a postscript version
  • Kamana Sigdel, Mark Thompson, Andy Pimentel, Todor Stefanov, and Koen Bertels,
        "System Level Design Space Exploration of Dynamic Reconfigurable Architectures",
        In Proc. "8th Int. Symposium on Systems, Architectures, MOdeling, and Simulation (SAMOS'08)", LNCS 5114, pp. 279-288, Samos, Greece, July 21-24, 2008.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Parameterized Stream-Based Functions Model of Computation",
        In Proc. "6th Int. Workshop on Optimizations for DSP and Embedded Systems (ODES-6)", pp., Boston, USA, April 6, 2008.
  • Mark Thompson, Hristo Nikolov, Todor Stefanov, Andy Pimentel, Cagkan Erbas, Simon Polstra, and Ed Deprettere,
        "A Framework for Rapid System-level Exploration, Synthesis, and Programming of Multimedia MP-SoCs",
        In Proc. "5th IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES-ISSS'07)", pp. 9-14, Salzburg, Austria, Oct. 1-5, 2007.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Efficient External Memory Interface for Multi-processor Platforms Realized on FPGA Chips",
        In Proc. "17th Int. Conference on Field Programmable Logic and Applications (FPL'07)", pp. 580-584, Amsterdam, The Netherlands, Aug. 27-29, 2007.
  • click here to get a pdf version click here to get a postscript version
  • Jae Young Hur, Todor Stefanov, Stephan Wong, and Stamatis Vassiliadis,
        "Customizing Reconfigurable On-Chip Crossbar Scheduler",
        In Proc. "18th IEEE Int. Conf. on Application-specific Systems, Architectures and Processors (ASAP'07)", pp. 210-215, Montreal, Quebec, Canada, July 9-11, 2007.
  • click here to get a pdf version click here to get a postscript version
  • Kai Huang, Lothar Thiele, Todor Stefanov, and Ed Deprettere,
        "Performance Analysis of Multimedia Applications using Correlated Streams",
        In Proc. "10th Int. Conf. Design, Automation and Test in Europe (DATE'07)", pp. 912-917, Acropolis, Nice, France, Apr. 16-20, 2007.
  • click here to get a pdf version click here to get a postscript version
  • Jae Young Hur, Todor Stefanov, Stephan Wong, and Stamatis Vassiliadis,
        "Systematic Customization of On-Chip Crossbar Interconnects",
        In Proc. "International Workshop on Applied Reconfigurable Computing (ARC'07)", pp. 61-72, Mangaratiba, Rio de Janeiro, Brazil, Mar. 27-29, 2007,
        In LNCS 4419, see the publisher version.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Multi-processor System Design with ESPAM",
        In Proc. "4th IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES-ISSS'06)", pp. 211-216, Seoul, Korea, Oct. 22-25, 2006.
  • click here to get a pdf version click here to get a postscript version
  • Ed Deprettere, Todor Stefanov, Shuvra Bhattacharyya, and Mainak Sen,
        "Affine Nested Loop Programs and their Binary Parameterized Dataflow Graph Counterparts",
        In Proc. "17th IEEE Int. Conf. on Application-specific Systems, Architectures and Processors (ASAP'06)", pp. 186-190, Steamboat Springs, Colorado, USA, Sep. 11-13, 2006.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Efficient Automated Synthesis, Programming, and Implementation of Multi-processor Platforms on FPGA Chips",
        In Proc. "16th Int. Conference on Field Programmable Logic and Applications (FPL'06)", pp. 323-328, Madrid, Spain, Aug. 28-30, 2006.
  • click here to get a pdf version click here to get a postscript version
  • Sven Verdoolaege, Hristo Nikolov, and Todor Stefanov,
        "Improved Derivation of Process Networks",
        In Proc. "4th Int. Workshop on Optimizations for DSP and Embedded Systems (ODES'06)", pp., New York, NY, USA, Mar. 26, 2006.
  • click here to get a pdf version click here to get a postscript version
  • Hristo Nikolov, Todor Stefanov, and Ed Deprettere,
        "Modeling and FPGA Implementation of Applications using Parameterized Process Networks with Non-Static Parameters",
        In Proc. "13th IEEE Symposium on Field-Programmable Custom Computing Machines (FCCM'05)", pp. 255-263, Napa, California, USA, Apr. 18-20, 2005.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov, Claudiu Zissulescu, Alexandru Turjan, Bart Kienhuis, and Ed Deprettere,
        "System Design using Kahn Process Networks: The Compaan/Laura Approach",
        In Proc. "7th Int. Conf. Design, Automation and Test in Europe (DATE'04)", pp. 340-345, Paris, France, Feb. 16-20, 2004.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov and Ed Deprettere,
        "Deriving Process Networks from Weakly Dynamic Applications in System-Level Design",
        In Proc. "IEEE/ACM/IFIP Int. Conf. on HW/SW Codesign and System Synthesis (CODES-ISSS'03)", pp. 90-96, Newport Beach, California, USA, Oct. 1-3, 2003.
  • click here to get a pdf version click here to get a postscript version
  • Ed Deprettere, Todor Stefanov, and Bart Kienhuis,
        "Embedded Systems Design Methodology at Leiden Embedded Research Center",
        In Proc."17th Int. Conf. on Systems for Automation of Engineering and Research (SAER'03)", pp. 18-26, St. Konstantin resort, Varna, Bulgaria, Sep. 19-21, 2003.
  • click here to get a pdf version click here to get a postscript version
  • Claudiu Zissulescu, Todor Stefanov, Bart Kienhuis, and Ed Deprettere,
        "LAURA: Leiden Architecture Research and Exploration Tool",
        In Proc. "13th Int. Conference on Field Programmable Logic and Applications (FPL'03)", pp. 911-920, Lisbon, Portugal, Sep. 1-3, 2003,
        In LNCS 2778, see the publisher version.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov, Bart Kienhuis, and Ed Deprettere,
        "Algorithmic Transformation Techniques for Efficient Exploration of Alternative Application Instances",
        In Proc."10th Int. Symposium on Hardware/Software Codesign (CODES'02)", pp. 7-12, Estes Park, Colorado, USA, May 6-8, 2002.
  • click here to get a pdf version click here to get a postscript version
  • Alexandru Turjan, Todor Stefanov, Bart Kienhuis, and Ed Deprettere,
        "The COMPAAN Tool Chain to convert Matlab into Process Networks",
        In Designers' Forum "Design, Automation and Test in Europe (DATE'02)", pp. 258 + Software Demo, Paris, France, Mar. 4-8, 2002.
  • Tim Harriss, Richard Walke, Todor Stefanov, Alexandru Turjan, Bart Kienhuis, and Ed Deprettere,
        "QR implementation onto an FPGA as part of a Beam former application",
        In Designers' Forum "Design, Automation and Test in Europe (DATE'02)", pp. 274, Paris, France, Mar. 4-8, 2002.
  • Todor Stefanov, Paul Lieverse, Pieter van der Wolf, and Ed Deprettere,
        "System Level Design with SPADE: an M-JPEG Case Study",
        In Proc."IEEE/ACM Int. Conference on Computer Aided Design (ICCAD'01)", pp. 31-38, San Jose, California, USA, Nov. 4-8, 2001.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov, Ed Deprettere, and Bart Kienhuis,
        "Exploring Application Model Instances in System-Level Design",
        In Proc."Workshop on Embedded Systems (PROGRESS'01)", pp. 243-250, Veldhoven, The Netherlands, Oct. 18, 2001.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov, Paul Lieverse, Ed Deprettere, and Pieter van der Wolf,
        "Y-Chart Based System Level Performance Analysis: An M-JPEG Case Study",
        In Proc."Workshop on Embedded Systems (PROGRESS'00)", pp. 129-140, Utrecht, The Netherlands, Oct. 13, 2000.
  • click here to get a pdf version click here to get a postscript version
  • Todor Stefanov (with P. Manoilov, G.Kousmanov and A. Popov),
        "Two Approaches in One for a Quick and Efficient Design of Low Area Custom Microprocessor Cores",
         In Proc. "Electronics '98", Sozopol, Bulgaria, Sep. 1998.
  • click here to get a pdf version click here to get a postscript version


    Technical Reports


  • Bart van der Drift, Todor Stefanov
        "Smart Grid: Combining RF mesh grid and public carrier networks for last-mile communications",
        Internal Technical Report 11-03, LIACS - Leiden University, The Netherlands, June 2011.
  • click here to get a pdf version
  • Mikel Azkarate-askasua, Todor Stefanov
        "JPEG2000 Image Compression in Multi-Processor System-on-Chip",
        Internal Technical Report CE-TR-2008-05, Delft University of Technology, The Netherlands, July 2008.
  • click here to get a pdf version click here to get a postscript version
  • Emanuele Cannella, Todor Stefanov, and Georgi Gaydadjiev
        "Performance Evaluation of Multi-threading Operating Systems in MPSoCs generated by ESPAM",
        Internal Technical Report CE-TR-2008-02, Delft University of Technology, The Netherlands, June 2008.
  • click here to get a pdf version click here to get a postscript version
  • Ying Tao, Hristo Nikolov, Todor Stefanov, and Ed Deprettere
        "Heterogeneous Multiprocessor System Design with ESPAM: Integration of Hardware IP Cores",
        Internal Technical Report 06-21, LIACS - Leiden University, The Netherlands, December 2006.
  • click here to get a pdf version click here to get a postscript version
  • Wei Zhong, Todor Stefanov, and Ed Deprettere
        "Embedded System-Level Platform Synthesis and Application Mapping for Heterogeneous and Hierarchical Multiprocessor Systems",
        Internal Technical Report 06-05, LIACS - Leiden University, The Netherlands, May 2006.
  • click here to get a pdf version click here to get a postscript version
  • Kai Huang, Ji Gu, Todor Stefanov, and Ed Deprettere
        "Automatic Platform Synthesis and Application Mapping for Multiprocessor Systems On-Chip",
        Internal Technical Report 05-30, LIACS - Leiden University, The Netherlands, August 2005.
  • click here to get a pdf version click here to get a postscript version


    M.Sc. Thesis


    T. P. Stefanov, "Design, Analysis and Area Minimization of the Control Unit of Application Specific Microprocessor Core",
    M.Sc. Thesis, Technical University of Sofia, Department of Computer Systems and Control, July 1998