Refereed Papers and Conferences

2012
	Is a 4-bit synaptic weight resolution enough? - Constraints on enabling spike-timing dependent plasticity in neuromorphic hardware
		Thomas Pfeil, Tobias C. Potjans, Sven Schrader, Wiebke Potjans, Johannes Schemmel, Markus Diesmann, Karlheinz Meier
		arXiv:1201.6255v1 [q-bio.NC]
		Manuscript on arXiv.org
2011
	A comprehensive workflow for general-purpose neural modeling with highly configurable neuromorphic hardware systems
		Daniel Brüderle, Mihai A. Petrovici, Bernhard Vogginger, Matthias Ehrlich, Thomas Pfeil, Sebastian Millner, Andreas Grübl, Karsten Wendt, Eric Müller and Marc-Olivier Schwartz, et al.
		Biological Cybernetics
		Online Article
2010
	A VLSI Implementation of the Adaptive Exponential Integrate-and-Fire Neuron Model
		Sebastian Millner, Andreas Grübl, Karlheinz Meier, Johannes Schemmel, Marc-Olivier Schwartz
		Advances in Neural Information Processing Systems
		Fulltext PDF
	Compensating inhomogeneities of neuromorphic VLSI devices via short-term synaptic plasticity
		Johannes Bill, Klaus Schuch, Daniel Brüderle, Johannes Schemmel, Wolfgang Maass and Karlheinz Meier
		Frontiers in Computational Neuroscience 4:129 (2010)
		Fulltext PDF (2 MB)
	A software framework for mapping neural networks to a wafer-scale neuromorphic hardware system
		Matthias Ehrlich, Karsten Wendt, Lukas Zühl, Rene Schüffny, Daniel Brüderle, Eric Müller and Bernhard Vogginger
		Proceedings of the 2010 Artificial Neural Networks and Intelligent Information Processing Conference (ANNIIP)
		Fulltext PDF (557.5 kB)
	A common language for neuronal networks in software and hardware
		Andrew Davison, Eilif Muller, Daniel Brüderle and Jens Kremkow
		The Neuromorphic Engineer
		Online Article
	A Wafer-Scale Neuromorphic Hardware System for Large-Scale Neural Modeling
		Johannes Schemmel, Daniel Brüderle, Andreas Grübl, Matthias Hock, Karlheinz Meier and Sebastian Millner
		Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (Copyright: IEEE)
		Fulltext PDF (1.5 MB)
	Simulator-Like Exploration of Cortical Network Architectures with a Mixed-Signal VLSI System
		Daniel Brüderle, Johannes Bill, Bernhard Kaplan, Jens Kremkow, Karlheinz Meier, Eric Müller and Johannes Schemmel
		Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (Copyright: IEEE)
		Fulltext PDF (662.5 kB)
2009
	A QoS Network Architecture to Interconnect Large-Scale VLSI Neural Networks
		Stefan Philipp, Karlheinz Meier, Johannes Schemmel
		In Proc. of the 2009 International Joint Conference on Neural Networks (IJCNN"2009), Atlanta, Georgia, USA, June 2009, pp. 2525-2532
		Paper (pdf) (842.6 kB)
	High-Conductance States on a Neuromorphic Hardware System
		Bernhard Kaplan, Daniel Brüderle, Johannes Schemmel and Karlheinz Meier
		Proceedings of International Joint Conference on Neural Networks, Atlanta, Georgia, USA, June 14-19, 2009
		Fulltext (227.1 kB)
	Establishing a Novel Modeling Tool: A Python-based Interface for a Neuromorphic Hardware System
		Daniel Brüderle, Eric Müller, Andrew Davison, Eilif Muller, Johannes Schemmel, Karlheinz Meier
		Front. Neuroinform. 3:17 (2009)
		abstract and download
2008
	PyNN: A Common Interface for Neuronal Network Simulators
		Andrew P. Davison, Daniel Brüderle, Jochen M. Eppler, Jens Kremkow, Eilif Muller, Dejan A. Pecevski, Laurent Perrinet and Pierre Yger
		Frontiers in Neuroinformatics 2:11 (2008)
		Open Access
	Wafer-Scale Integration of Analog Neural Networks
		Johannes Schemmel, Johannes Fieres, Karlheinz Meier
		Proceedings IJCNN2008, IEEE Press (2008)
		paper (1.2 MB)
	Realizing Biological Spiking Network Models in a Configurable Wafer-Scale Hardware System
		Johannes Fieres, Johannes Schemmel, Karlheinz Meier
		Proceedings IJCNN2008, IEEE Press (2008)
		article as pdf file (374.6 kB)
2007
	Spike-frequency adapting neural ensembles: Beyond mean adaptation and renewal theories.
		Eilif Muller, Lars Buesing, Johannes Schemmel, Karlheinz Meier
		Neural Computation, 19, 2958-3010.
		http://www.mitpressjournals.org/doi/abs/10.1162/neco.2007.19.11.2958
	Interconnecting VLSI Spiking Neural Networks Using Isochronous Connections
		Stefan Philipp, Andreas Grübl, Karlheinz Meier, Johannes Schemmel
		In Proc. of the 9th International Work-Conference on Artificial Neural Networks (IWANN"2007), San Sebastián, Spain, June 2007, Springer LNCS 4507, pp. 471-478
		paper (137.3 kB)
	A Software Framework for Tuning the Dynamics of Neuromorphic Silicon Towards Biology
		Daniel Bruederle, Andreas Gruebl, Karlheinz Meier, Eilif Mueller, and Johannes Schemmel
		In Proc. of IWANN 2007, San Sebastián, Spain, June 2007, Springer LNCS 4507, pp. 479 - 486
		paper (1.1 MB)
	Modeling Synaptic Plasticity within Networks of Highly Accelerated I&F Neurons
		Johannes Schemmel, Daniel Bruederle, Karlheinz Meier, Boris Ostendorf
		Proceedings of the 2007 IEEE International Symposium on Circuits and Systems, New Orleans, USA
		pdf-file (731.8 kB)
2006
	Implementing Synaptic Plasticity in a VLSI Spiking Neural Network Model
		Johannes Schemmel, Andreas Gruebl, Karlheinz Meier, Eilif Mueller
		Proceedings of the 2006 International Joint Conference on Neural Networks (IJCNN 2006), 1-6, IEEE Press (2006)
		schemmel_ijcnn2006 (388.7 kB)
	Training convolutional neural networks of threshold neurons suited for low-power hardware implementation
		J. Fieres, J. Schemmel, K. Meier
		Proceedings of the 2006 International Joint Conference onNeural Networks (IJCNN 2006), 21--28, IEEE Press (2006)
		article as pdf file (213.4 kB)
	A convolutional neural network tolerant of synaptic faults for low-power analog hardware
		J. Fieres, J. Schemmel, K. Meier
		Proceedings of 2nd IAPR International Workshop on ArtificialNeural Networks in Pattern Recognition (ANNPR 2006), Springer LectureNotes in Artificial Intelligence 4087, 122--132 (2006)
		annpr06fieres.pdf (129 kB)
	A Modular Framework for the Evolution of Circuits on Configurable Transistor Array Architectures
		Martin Trefzer, Jörg Langeheine, Karlheinz Meier, Johannes Schemmel
		Proc. of the first NASA/ESA Conference on Adaptive Hardware and Systems AHS2006, ISBN: 0-7695-2614-4, IEEE Press, pp. 32-39, 2006
		Martin Trefzer (779.1 kB)
2005
	Operational Amplifiers: An Example for Multi-Objective Optimization on an Analog Evolvable Hardware Platform
		Martin Trefzer, Jörg Langeheine, Karlheinz Meier, Johannes Schemmel
		In J. Manuel Moreno and Jordi Madrenas and Jordi Cosp, editors, Proc. of ICES 2005, 6th International Conference on Evolvable Systems, ISBN: 3-540-28736-1, LNCS 3637, Springer-Verlag, pp. 86-97, 2005
		http://www.icesconference.org/   pdf (286.4 kB)
2004
	A Flexible Scheme for Adaptive Integration Time Control
		A. Breidenassel, J. Schemmel, K. Meier
		IEEE Sensors conference
		pdf (719.4 kB)
	Edge of Chaos Computation in Mixed-Mode VLSI - A Hard Liquid
		Felix Schuermann, Karlheinz Meier, Johannes Schemmel
		pdf (899 kB)
	New Genetic Operators to Facilitate Understanding of Evolved Transistor Circuits
		Martin Trefzer, Jörg Langeheine, Johannes Schemmel, Karlheinz Meier
		Proc. of the NASA/DoD Conference on Evolvable Hardware (EH2004), ISBN: 0-7695-2145-2, IEEE Press, pp. 217-224, 2004
		link   trefzer.eh2004.pdf (680.6 kB)
	Intrinsic Evolution of Digital-to-Analog Converters Using a CMOS FPTA Chip
		Jörg Langeheine, Karlheinz Meier, Johannes Schemmel, Martin Trefzer
		Proc. of the NASA/DoD Conference on Evolvable Hardware (EH2004) , ISBN: 0-7695-2145-2, IEEE Press, pp. 18-25, 2004
		link   langeheine.eh2004.pdf (229.9 kB)
	On the Evolution of Analog Electronic Circuits Using Building Blocks on a CMOS FPTA
		Jörg Langeheine, Martin Trefzer, Daniel Brüderle, Karlheinz Meier,
		Proc. of the Genetic and Evolutionary Computation Conferene (GECCO 2004), ISBN: 3-540-22344-4, LNCS 3102 (part I), Springer-Verlag, pp. 1316-1327, 2004
		link   langeheine.gecco2004.pdf (153.1 kB)
	A Platform for Parallel Operation of VLSI Neural Networks
		J. Fieres, A. Grübl, S. Philipp, K. Meier, J. Schemmel, F. Schürmann
		Brain Inspired Cognitive Systems BICS2004, University of Stirling, Scotland, UK, August 29 - September 1, 2004, in press
	Methods for Simulating High-Conductance States in Neural Microcircuits
		Eilif Mueller, K. Meier, J. Schemmel
		Brain Inspired Cognitive Systems BICS2004, University of Stirling, Scotland, UK, August 29 - September 1, 2004, in press
		EM_BICS2004_abstract.pdf (37.1 kB)
	A New VLSI Model of Neural Microcircuits Including Spike Time Dependent Plasticity
		J. Schemmel, K. Meier, Eilif Mueller
		Proceedings of the 2004 International Joint Conference on Neural Networks IJCNN"04, Budapest, Hungray, July 25.-29., pp. 1711-1716, 2004, IEEE Press
	Training Fast Mixed-Signal Neural Networks for Data Classification
		S.G. Hohmann, J. Fieres, K. Meier, J. Schemmel, T. Schmitz, F. Schürmann
		Proceedings of the 2004 International Joint Conference on Neural Networks IJCNN"04, Budapest, Hungray, July 25.-29., pp. 2647-2652, 2004, IEEE Press
2003
	Intrinsic Evolution of Analog Electronic Circuits Using a CMOS FPTA Chip
		J. Langeheine, K. Meier, J. Schemmel
		Proc. of the EUROGEN 2003, Barcelona, Spain
		langeheine.eg03.pdf (677.9 kB)
	Evaluation of a Pneumatically Driven Tactile Stimulator Device for Vision Substitution During fMRI-Studies
		Anne-Catherin Zappe, T. Maucher, K. Meier, C. Scheiber
		Magnetic Resonance in Medicine 2003 (in press)
	Predicting Protein Cellular Localization Sites with a Hardware Analog Neural Network
		S. G. Hohmann, J. Schemmel, F. Schürmann, K. Meier
		Proc. of July 2003 Int. Joint Conf. on Neural Networks, Portland, Oregon, IEEE Press, 0-7803-7899-7, pages 381-386
	Interfacing Binary Networks to Multi-valued Signals
		F. Schuermann, S. Hohmann, K. Meier, J. Schemmel
		Proceed. of the ICANN/ICONIP 2003
		pdf (168.5 kB)
	Speeding Up Hardware Evolution: A Coprocessor for Evolutionary Algorithms
		T. Schmitz, S. Hohmann, K. Meier, J. Schemmel, F. Schuermann
		pdf (150.9 kB)
	A Mixed-Mode Analog Neural Network using Current-Steering Synapses
		J. Schemmel, S. Hohmann, K. Meier, F. Schuermann
		publ. by Kluwer Analog Integrated Circuits and Signal Processing
2002
	Intrinsic Evolution of Quasi DC Solutions for Transistor Level Analog Electronic Circuits Using a CMOS FPTA
		J. Langeheine, K-H. Meier, J. Schemmel
		2002 NASA/DoD Conference on Evolvable Hardware
		langeheine.eh02.pdf (494.6 kB)
	Towards an Artificial Neural Network Framework
		F. Schürmann, S. Hohmann, J. Schemmel, K. Meier
		2002 NASA/DoD Conference on Evolvable Hardware
	Exploring the Parameter Space of a Genetic Alorithm for Training an Analog Neural Network
		S. Hohmann, J. Schemmel, F. Schürmann, K. Meier
		Genetic and Evolutionary Computing Conference
		hohmann_etal.pdf (249 kB)
	An Integrated Mixed-Mode Neural Network Architecture for Megasynaspe ANNs
		J. Schemmel, F. Schürmann, S. Hohmann, K. Meier
		World Congress of Computational Intelligence (WCC12002)
		hd_kip_02_10_schemmel.pdf (842.6 kB)
	A Scalable Switched Capacitor Realization at the Resistive Fuse Network
		J. Schemmel, K. Meier, M. Loose
		Anal. integrated Circuits and Signal Processing, vol 32 les. 2, Kluwer Ac. Publ.
2001
	A CMOS FPTA Chip for Hardware Evolution of Analog Electronic Circuits
		J. Langeheine, J. Becker, S. Fölling, K. Meier, J. Schemmel
		Proc. of the Evolvable Hardware Workshop 2001, Long Beach, CA, USA
		langeheine.eh01.pdf (502.8 kB)
	A VLSI implementation of an analog neural network suited for genetic algorithms
		Johannes Schemmel
		pdf (552.6 kB)
	Initial studies of a new VLSI field programmable transistor array
		J. Langeheine, J. Becker, S. Fölling, K. Meier, J. Schemmel
		4. Int. conf. on Evolvable Systems: From Biology to Hardware (ICES 2001)
		pdf (703.8 kB)
2000
	Towards a silicon primordial soup: A fast approach to hardware evolution with a VLSI transistor array
		J. Langeheine, S. Fölling, K. Meier, J. Schemmel
		In Proc. of the 3rd International Conference on Evolvable Systems: From Biology to Hardware (ICES2000)
		paper (189 kB)
	The Heidelberg Tactile Vision Substitution System
		T. Maucher, J. Schemmel, K. Meier
		In Proc. of the 7th International Conference on Computer Helping People with Special Needs (ICCHP 2000), July 17-21, 2000, Karlsruhe, Germany
		pdf (601.1 kB)
	The Heidelberg Tactile Vision Substitution System
		T. Maucher, J. Schemmel, K. Meier
		In Proc. of the 6. Int. Conference on Tactile Aids, Hearing Aids and Cochlear Implants (ISAC2000), May 23-26, 2000, University of Exeter, UK
		pdf (601.1 kB)
1999
	A 66 x 66 pixels analog edge detection array with digital readout
		J. Schemmel, M. Loose, K. Meier
		Proceedings of the 25. European Solid-State Circuits (1999) (Conference)
		pdf (162.2 kB)
	Self-calibrating logarthmic CMOS image sensor with single chip camera functionality (ps.gz)
		M. Loose, K. Meier, J. schemmel
		pdf (275.4 kB)  ps.gz (340.9 kB)
	A Tactile Vision Substitution System (Ed. Academic Press, Boston) ISBN 0-12-379773-X
		M. Loose et al.
		Ed. Academic Press, Boston
1998
	CMOS Image sensor with logarithmic response and self calibrating fixed pattern noise correction Int. Sympos. on Electronic Image Capture and Publishing
		M. Loose, K. Meier, J. Schemmel
1996
	Entwicklung einer Kamera mit adaptiven Photorezeptoren in analoger CMOS Technology
		M. Loose, K. Meier, J. Schemmel
		ISBN 3-540-1585-7, Springer Verlag
	A Camera with adaptive Photoreceptors in analog CMOS
		M. Loose, K. Meier, J. Schemmel
		Vision_Camera.ps (2 MB)
	A Camera with adaptive Photoreceptors for a tactile Vision Aid
		M. Loose, K. Meier, J. Schemmel
		Vision_Aid.pdf (474.6 kB)