You can also see the sensors group publications and INI publication database.

• A. Aimar, H. Mostafa, E. Calabrese, A. Rios-Navarro, R. Tapiador-Morales, I.-A. Lungu, M. B. Milde, F. Corradi, A. Linares-Barranco, S.-C. Liu, and T. Delbruck, “NullHop: A Flexible Convolutional Neural Network Accelerator Based on Sparse Representations of Feature Maps,” arXiv:1706.01406 [cs], Jun. 2017 [Online]. Available: http://arxiv.org/abs/1706.01406. [Accessed: 03-Sep-2017]
• D. Neil, J. H. Lee, T. Delbruck, and S.-C. Liu, “Delta Networks for Optimized Recurrent Network Computation,” in ICML, 2017.
• J. H. Lee, T. Delbruck, and M. Pfeiffer, “Training Deep Spiking Neural Networks using Backpropagation,” arXiv:1608.08782 [cs], Aug. 2016 [Online]. Available: http://arxiv.org/abs/1608.08782. [Accessed: 03-Sep-2017]
• G. Gallego, J. E. A. Lund, E. Mueggler, H. Rebecq, T. Delbruck, and D. Scaramuzza, “Event-based, 6-DOF Camera Tracking for High-Speed Applications,” arXiv:1607.03468 [cs], Jul. 2016 [Online]. Available: http://arxiv.org/abs/1607.03468. [Accessed: 13-Jul-2016]
• D. P. Moeys, F. Corradi, E. Kerr, P. Vance, G. Das, D. Neil, D. Kerr, and T. Delbruck, “Steering a Predator Robot using a Mixed Frame/Event-Driven Convolutional Neural Network,” arXiv:1606.09433 [cs], Jun. 2016 [Online]. Available: http://arxiv.org/abs/1606.09433. [Accessed: 03-Sep-2017]
• M. Liu and T. Delbruck, “Block-Matching Optical Flow for Dynamic Vision Sensor- Algorithm and FPGA Implementation,” arXiv:1706.05415 [cs], Jun. 2017 [Online]. Available: http://arxiv.org/abs/1706.05415. [Accessed: 03-Sep-2017]

• Y. Nozaki and T. Delbruck, “Temperature and Parasitic Photocurrent Effects in Dynamic Vision Sensors,” IEEE Transactions on Electron Devices, vol. PP, no. 99, pp. 1–7, 2017.
• Y. Hu, H. Liu, M. Pfeiffer, and T. Delbruck, “DVS Benchmark Datasets for Object Tracking, Action Recognition and Object Recognition,” Front. Neurosci., vol. 10, p. 405, 2016.
• B. Rueckauer and T. Delbruck, “Evaluation of Event-Based Algorithms for Optical Flow with Ground-Truth from Inertial Measurement Sensor,” Front. Neurosci, p. 176, 2016.
• Barranco, F., C. Fermuller, Y. Aloimonos, and T. Delbruck. 2016. “A Dataset for Visual Navigation with Neuromorphic Methods.” Frontiers in Neuroscience: Neuromorphic Engineering, p. 49, 2016.
• M. Yang, S.-C. Liu, and T. Delbruck, “A Dynamic Vision Sensor With 1% Temporal Contrast Sensitivity and In-Pixel Asynchronous Delta Modulator for Event Encoding,” IEEE Journal of Solid-State Circuits, vol. 50, no. 9, pp. 1–12, Sep. 2015.
• J.-Y. Won, H. Ryu, T. Delbruck, J. H. Lee, and J. Hu, “Proximity Sensing Based on a Dynamic Vision Sensor for Mobile Devices,” IEEE Transactions on Industrial Electronics, vol. 62, no. 1, pp. 536–544, Jan. 2015.
• T. Delbruck, A. van Schaik, and J. Hasler, “Research topic: neuromorphic engineering systems and applications. A snapshot of neuromorphic systems engineering,” Front. Neurosci, vol. 8, p. 424, 2014.
• C. Brandli, R. Berner, M. Yang, S.-C. Liu, and T. Delbruck, “A 240x180 130dB 3us Latency Global Shutter Spatiotemporal Vision Sensor,” IEEE J. Solid State Circuits, p. 2333 - 2341, Volume:49 , Issue: 10, 2014.
• C. Posch, T. Serrano-Gotarredona, B. Linares-Barranco, and T. Delbruck, “Retinomorphic Event-Based Vision Sensors: Bioinspired Cameras With Spiking Output,” Proceedings of the IEEE, vol. 102, no. 10, pp. 1470–1484, Oct. 2014.
• J. Y. Won, H. Ryu, T. Delbruck, J. H. Lee, and J. Hu, “Proximity Sensing based on Dynamic Vision Sensor for Mobile Devices,” IEEE Trans. Industrial Electronics, 25(12), p. 2250-2263, 2014.
• T. Delbruck, S.-C. Liu, and M. Yang, “Subthreshold DC-gain enhancement by exploiting small size effects of MOSFETs,” Electronics Letters, vol. 50, no. 11, pp. 835–837, May 2014.
• J. H. Lee, T. Delbruck, M. Pfeiffer, P. K. Park, C. W. Shin, H. Ryu, and B. C. Kang, “Real-time Gesture Interface Based on Event-Driven Processing From Stereo Silicon Retinas,” IEEE Trans Neural Netw., 25(7) p 2250-2263, 2014.
• “Asynchronous Binaural Spatial Audition Sensor with 2x64x4 Channel Output,”** S.-C. Liu, A. van Schaik, B. A. Minch, and T. Delbruck, IEEE Trans. Biomedical Circuits and Systems, 8(4), p. 453-464, 2014.
• “Adaptive pulsed laser line extraction for terrain reconstruction using a dynamic vision sensor,” C. Brandli, T. A. Mantel, M. Hutter, and T. Delbruck, Front. Neurosci, vol. 7, p. 275, 2014.
• “Robotic goalie with 3 ms reaction time at 4% CPU load using event-based dynamic vision sensor,” T. Delbruck and M. Lang, Front Neurosci, vol. 7, Nov. 2013 [Online]. Available: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3836084/. [Accessed: 07-Feb-2014]
• “Real-time classification and sensor fusion with a spiking deep belief network,” P. O’Connor, D. Neil, S.-C. Liu, T. Delbruck, and M. Pfeiffer, Front. Neurosci, vol. 7, p. 178, 2013.
• “The Language of the Brain.” Terry Sejnowski and Tobi Delbruck. Scientific American 307(4), p 54-59, 2012
• Toward real-time particle tracking using an event-based dynamic vision sensor, (2011) D. Drazen, P. Lichtsteiner, P. Hafliger, T. Delbruck, A. Jensen, Experiments in Fluids: 51:5 5 (2011), pp 1465-1469.
• Event-Based Pixel Sensitive to Changes of Color and Brightness, (2011) R. Berner, T. Delbruck, IEEE Transactions on Circuits and Systems I (TCAS I), 58(7), pp 1581-1590.
• Neuromorphic Silicon Neurons, (2011) G. Indiveri et al., Frontiers in Neuromorphic Engineering. 5:73.
• Neuromorphic Sensory Systems, (2010), S.C. Liu, T. Delbruck, Current Opinions in Neurobiology, 20:1-8, themed issue on Sensory Systems, edited by Kevan Martin and Kristin Scott. DOI 10.1016/j.conb.2010.03.007.
• CAVIAR: A 45k-Neuron, 5M-Synapse, 12G-connects/sec AER Hardware Sensory-Processing-Learning-Actuating System for High Speed Visual Object Recognition and Tracking, (2009), R. Serrano-Gotarredona; M. Oster, P. Lichtsteiner, A. Linares-Barranco, R. Paz-Vicente, F. Gomez-Rodriguez, L. Camuñas-Mesa, R. Berner, M Rivas, T. Delbruck, S.C. Liu, R. Douglas, P. Hafliger, G.J. Moreno, A. Civit, T. Serrano-Gotarredona, A. Acosta-Jimenez, B. Linares-Barranco, IEEE Transactions on Neural Networks, vol 20(9), pp. 1417-1438.
• Getting to know your neighbors: Unsupervised learning of topography from real-world, event-based input, (2008), M. Boerlin, T. Delbruck, K. Eng, Neural Computation, Jan 2009, Vol. 21, No. 1: 216–238.
• An address-event fall detector for assisted living applications, (2008), Z. Fu, T. Delbruck, P. Lichtsteiner, E. Culurciello, IEEE Trans. on Biomedical Circuits and Systems, 2(2), pp. 88-96
• A 128×128 120dB 15us Latency Asynchronous Temporal Contrast Vision Sensor, (2008) Lichtsteiner, P., C. Posch and T. Delbruck . IEEE Journal of Solid State Circuits, Feb. 2008, 43(2) 566-576.
  Number 3 in the IEEE Solid State Circuits list of most cited papers from 2005 to the present.See DVS pages
• A Tactile Luminous Floor for an Interactive Autonomous Space, (2007), Delbruck, T., A. M. Whatley, R. Douglas, K. Eng, K. Hepp and P. F. M. J. V. Verschure Robotics and Autonomous Systems 55(6):433-443. See Floor pages
• A Multi-chip Pulse-based Neuromorphic Infrastructure and its Application to a Model of Orientation Selectivity, (2007) Chicca, E., Whatley, A. M., Lichtsteiner, P., Dante, V., Delbruck, T., Del Giudice, P., Douglas, R. J., Indiveri, G. IEEE Transactions on Circuits and Systems I, Regular Papers, 54:(5) 981-993
• An Investigation of Collective Human Behavior in Large-Scale Mixed Reality Spaces, (2006) Kynan Eng, Matti Mintz, Tobi Delbruck, Rodney J. Douglas, Adrian M. Whatley Jonatas Manzolli, P.F M. J. Verschure, Presence (MIT press) , Vol. 15, No. 4, August 2006, 403–418
• Bias generators with wide dynamic range. (2005). T. Delbruck, A. van Schaik, Analog Integrated Circuits and Signal Processing, vol . 43, pp. 247-268. (see Biasgen pages). Invited paper. See Bias generator design kits in jAER project on SourceForge.
• A silicon visual system as a model animal. (2004). T. Delbruck, S.C. Liu., Vision Research, vol. 44, issue 17, pp. 2083-2089. (see Physiologist's Friend pages)
• Design for a brain revisited: the neuromorphic design and functionality of the interactive space Ada. (2003).Eng, K, Klein, D, Baebler, A, Bernardet, U, Blanchard, M, Costa, M, Delbruck, T, Douglas, R J, Hepp, K, Manzolli, J, Mintz, M, Roth, F, Rutishauser, U, Wassermann, K, Whatley, A M, Wittmann, A, Wyss, R, and Verschure, P F M J, Reviews in the Neurosciences, 14(1-2): 145-180.
• Orientation-selective aVLSI spiking neurons. (2001). S.-C. Liu, J. Kramer, G. Indiveri, T. Delbrück, T. Burg, and R. Douglas. Neural Networks, Special Issue on Spiking Neurons in Neuroscience and Technology, 14(6/7), pgs 629-643, 2001.
• White Noise in MOS Transistors and Resistors. (1993). R. Sarpeshkar, T. Delbrück, and C.A. Mead.http://www.ini.uzh.ch/~tobi/anaprose/noise/index.php IEEE Circuits and Devices, Nov. 1993, pp. 23-29.
• Silicon retina with Correlation-Based, Velocity-Tuned Pixels. (1993). http://www.ini.uzh.ch/~tobi/anaprose/motion/index.phpT. Delbrück.. IEEE Transactions on Neural Networks, Vol. 4, No. 3, pp. 529-541.
• Scanners for visualizing activity of analog VLSI circuitry. (1991) C.A. Mead and T. Delbrück, Analog Integrated Circuits and Signal Processing. vol. 1, pp 93-106.

• T. Delbruck, “Neuromorophic Vision Sensing and Processing (Invited paper),” in 2016 European Solid-State Device Research Conf. & European Solid-State Circuits Conf. Proceedings, Lausanne, Switzerland, 2016.
• T. Delbruck. Fun with asynchronous vision sensors and processing. Computer Vision–ECCV 2012. Workshops and Demonstrations. Springer Berlin/Heidelberg, 2012. A position paper and summary of recent accomplishments of Sensors group.
• T. Delbruck, Frame-free dynamic digital vision, Proceedings of Intl. Symposium on Secure-Life Electronics, Advanced Electronics for Quality Life and Society, University of Tokyo, Tokyo, Japan, Mar. 6-7, 2008, pp. 21-26. Introduces the software architecture of jAER and shows examples of several event-based processing algorithms.

• M. Liu and T. Delbruck, “Block-Matching Optical Flow for Dynamic Vision Sensor: Algorithm and FPGA Implementation,” in 2017 IEEE Symposium on Circuits and Systems (ISCAS 2017), Baltimore, MD, USA, 2017, in press.
• I.-A. Lungu, F. Corradi, and T. Delbruck, “Live Demonstration: Convolutional Neural Network Driven by Dynamic Vision Sensor Playing RoShamBo,” in 2017 IEEE Symposium on Circuits and Systems (ISCAS 2017), Baltimore, MD, USA, 2017 [Online]. Available: https://drive.google.com/file/d/0BzvXOhBHjRheYjNWZGYtNFpVRkU/view?usp=sharing

• M. Yang, C. H. Chien, T. Delbruck, and S. C. Liu, “22.5 A 0.5V 55uW 64x2-channel binaural silicon cochlea for event-driven stereo-audio sensing,” in 2016 IEEE International Solid-State Circuits Conference (ISSCC), 2016, pp. 388–389.
• D. P. Moeys, F. Corradi, E. Kerr, P. Vance, G. Das, D. Neil, D. Kerr, and T. Delbruck, “Steering a Predator Robot using a Mixed Frame/Event-Driven Convolutional Neural Network,” in 2016 IEEE Conf. on Event Based Control Communication and Signal Processing (EBCCSP 2016), Krakow, Poland, 2016, p. 1-8.
• D. Neil and S.-C. Liu, “Effective sensor fusion with event-based sensors and deep network architectures,” presented at the IEEE International Symposium on Circuits and Systems, Montreal, Canada, 2016, p. 2285-2288.
• D. P. Moeys, T. Delbruck, A. Rios-Navarro, and A. Linares-Barranco, “Live Demonstration: Retinal ganglion cell software and FPGA implementation for object detection and tracking,” in ISCAS 2016, Montreal, 2016, p. accepted.
• H. Liu, D. P. Moeys, G. Das, D. Neil, S.-C. Liu, and T. Delbruck, “Combined frame- and event-based detection and tracking,” in ISCAS 2016, Montreal, 2016, p. 2511 - 2514.

• H. Liu, C. Brandli, C. Li, S.-C. Liu, and T. Delbruck, “Design of a spatiotemporal correlation filter for event-based sensors,” in 2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015, pp. 722–725.
• A. Linares-Barranco, F. Gomez-Rodriguez, V. Villanueva, L. Longinotti, and T. Delbruck, “A USB3.0 FPGA event-based filtering and tracking framework for dynamic vision sensors,” in 2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015, pp. 2417–2420.
• C. Li, C. Brandli, R. Berner, H. Liu, M. Yang, S.-C. Liu, and T. Delbruck, “Design of an RGBW color VGA rolling and global shutter dynamic and active-pixel vision sensor,” in 2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015, pp. 718–721.
• C. Li, C. Brandli, R. Berner, H. Liu, M. Yang, S.-C. Liu, and T. Delbruck, “An RGBW Color VGA Rolling and Global Shutter Dynamic and Active-Pixel Vision Sensor,” presented at the 2015 International Image Sensor Workshop (IISW 2015), Vaals, Netherlands, 2015.
• T. Delbruck, M. Pfeiffer, R. Juston, G. Orchard, E. Muggler, A. Linares-Barranco, and M. W. Tilden, “Human vs. computer slot car racing using an event and frame-based DAVIS vision sensor,” in 2015 IEEE International Symposium on Circuits and Systems (ISCAS), 2015, pp. 2409–2412.

• R. Berner, P. Lichtensteiner, T. Delbruck, J. Kim, K. Lee, K. Park, T. Kim, and H. Ryu, “Dynamic Vision Sensor for Low Power Applications,” presented at the IEEE Intl. Symp. on Consumer Electronics, Jeju, South Korea, 2014.
• “Comparison of Spike Encoding Schemes in Asynchronous Vision Sensors: Modeling and Design,” M. Yang, S.-C. Liu, and T. Delbruck, in International Symposium on Circuits and Systems (ISCAS) 2014, Melbourne, Australia, 2014.
• “1kHz 2D Silicon Retina Motion Sensor Platform,” A. Steiner, R. Moeckel, R. Thurer, D. Floreano, T. Delbruck, and S.-C. Liu, in Proc. 2014 IEEE Intl. Symp. Cir. Systems, Melbourne, Australia, 2014.
• “Integration of Dynamic Vision Sensor with Inertial Measurement Unit for Electronically Stabilized Event-Based Vision,” T. Delbruck, V. Villeneuva, and L. Longinotti, in Proc. 2014 Intl. Symp. Circuits and Systems (ISCAS 2014), Melbourne, Australia, 2014.
• “Live Demonstration: The ‘DAVIS’ Dynamic and Active-Pixel Vision Sensor,” C. Brandli, M. Yang, S.-C. Liu, V. Villeneuva, and T. Delbruck, in Proc. 2014 Intl. Symp. Circuits and Systems (ISCAS 2014), Melbourne, Australia, 2014.
• “Real-Time, High-Speed Video Decompression Using a Frame- and Event-Based DAVIS Sensor,” C. Brandli, L. Muller, and T. Delbruck, in Proc. 2014 Intl. Symp. Circuits and Systems (ISCAS 2014), Melbourne, Australia, 2014.

• R. Berner, C. Brandli, M. Yang, S. -C. Liu, and T. Delbruck, A 240×180 120dB 10mW 12μs-latency Sparse Output Vision Sensor for Mobile Applications, Proceedings of the 2013 International Image Sensor Workshop, pp. 41-44, 2013
• R. Berner, C. Brandli, M. Yang, S. -C. Liu, and T. Delbruck, A 240×180 120dB 10mW 12μs-latency Sparse Output Vision Sensor for Mobile Applications , IEEE VLSI Symposium, pp. 186-187, 2013

• Live demonstration: Gesture-Based remote control using stereo pair of dynamic vision sensors, J. Lee, T. Delbruck, P.K.J. Park, M. Pfeiffer, C.W. Shin, H. Ryu, and B.C. Kang, in ISCAS 2012, Seoul, 736-740. Winner of Best Live Demonstration award. See this youtube video of a small part (just gesture recognition) of the gesture recognition system. The full demo included various other functions such as balloon popping game, video playback control, music selection, etc.
• Addressable Current Reference Array with 170dB Dynamic Range, M. Yang, S.C. Liu, C. Li, T. Delbruck, in ISCAS 2012, Seoul, 3110-3113.
• Real-time speaker identification using the AEREAR2 event-based silicon cochlea, Cheng-Han Li, Tobi Delbruck, Shih-Chii Liu, ISCAS 2012, Seoul, 1159-1162. Honorable Mention Award, Sensory Systems Technical Committee, ISCAS 2012.
• * Live demonstration: Behavioural Emulation of Event-Based Vision Sensors, M. Katz, K. Nikolic, T. Delbruck, in ISCAS 2012, Seoul, 741-745.

• Confession Session: Learning from Others Mistakes, T. Delbruck et al., in ISCAS 2011, Rio de Janaero, pp. 1149-1162. First-ever special session at ISCAS devoted to confessions of errors of all types. 26 confessions. Handouts of 2011 confession slides.

• Event-based color change pixel in standard CMOS, R. Berner and T. Delbruck, in ISCAS 2010, Paris, pp. 349-352. Overall Best Student Paper Award, ISCAS 2010 and also Best paper award from Sensory Systems Technical Committee. In top ranked papers, ISCAS 2010; invited for special issue of TCAS.
• Event-Based 64-Channel Binaural Silicon Cochlea with Q Enhancement Mechanisms, S.C. Liu, A. van Schaik, B.A. Minch, T. Delbruck, in ISCAS 2010, Paris, pp. 2027-2030. Runner up best paper award from Sensory Systems Technical Committee
• Temporal Contrast AER Pixel with 0.3%-Contrast Event Threshold, T. Delbruck and R. Berner, in ISCAS 2010, Paris, pp. 349-352. In top ranked papers, ISCAS 2010; invited for special issue of TCAS. * *
• Fully integrated 500uW speech detection wake-up circuit, T. Delbruck, T. Koch, R. Berner, H. Hermansky, in ISCAS 2010, Paris, pp. 2015-2018. In top ranked papers, ISCAS 2010; invited for special issue of TCAS.
• Activity-Driven, Event-Based Vision Sensors, T. Delbruck, B. Linares-Barranco, E. Culurciello, C. Posch, in ISCAS 2010, Paris, pp. 2426-2429.
• 32-bit Configurable bias current generator with sub-off-current capability, T. Delbruck, P. Lichtsteiner, R. Berner, C. Dualibe, in ISCAS 2010, Paris, pp. 1647–1650.

• Live demonstration: Computing spike-based convolutions on GPUs, J.M. Nageswaran, N. Dutt, Y. Wang, T. Delbruck, in Live Demonstrations of Circuits and Systems at IEEE International Symposium on Circuits and Systems 2009 (ISCAS 2009), pp. 1917-1920.
• An Embedded AER Dynamic Vision Sensor for Low-Latency Pole Balancing, J. Conradt, R. Berner, M. Cook, T. Delbruck, in 5th IEEE Workshop on Embedded Computer Vision, with ICCV 2009, Kyoto, pp. 1-6.
• Live demonstration: A pencil balancing robot that uses only spike-based visual input, J. Conradt, P. Lichtsteiner, R. Berner, T. Delbruck, RJ. Douglas, M. Cook, in Live Demonstrations of Circuits and Systems at IEEE International Symposium on Circuits and Systems 2009 (ISCAS 2009), pp. 781-785.
• Implementation of a time-warping AER mapper, A. Linares-Barranco, F.Gomez-Rodriguez, G. Jimenez, T. Delbruck, R.Berner, S-C Liu, Proceedings of IEEE International Symposium on Circuits and Systems, May, 2009, pp. 2886 - 2889.

• Live demonstration: High Speed Pole Balancing with Only Spike-based Visual Input, J. Conradt, P. Lichtsteiner, R. Berner, T. Delbruck, RJ. Douglas, M. Cook, Live Demonstration Session at Neural Information Processing Systems, 2008.
• Self-timed vertacolor dichromatic vision sensor for low power face detection, R. Berner, P. Lichtsteiner, T. Delbruck, IEEE Intl. Symp. on Circuits and Systems (ISCAS 2008), pp. 1032-1035. In Special Session on Live Demonstrations of Circuits and Systems.

• Fall detection using an address-event temporal contrast vision sensor, Fu, Z. and Culurciello, E. and Lichtsteiner, P. and Delbruck, T., IEEE International Symposium on Circuits and Systems (ISCAS 2008).
  Winner, best paper in Neural Systems and Applications Technical Committee.
• Using FPGA for visuo-motor control with a silicon retina and a humanoid robot (2007) Linares-Barranco, A.; Gomez-Rodriguez, F.; Jimenez-Fernandez, A.; Delbruck, T.; Lichtensteiner, P.; , ISCAS 2007, 27-30 May 2007 Page(s):1192 - 1195.
• A Spike-Based Saccadic Recognition System, (2007); Oster, M.; Lichtsteiner, P.; Delbruck, T.; Shih-Chii Liu ISCAS 2007. 27-30 May 2007 Page(s):3083 - 3086.
  Runner up best paper, Sensory Systems TC.
• A 5 Meps $100 USB2.0 Address-Event Monitor-Sequencer Interface. (2007) Berner, R., T. Delbruck, A. Civit-Balcells and A. Linares-Barranco. ISCAS 2007, New Orleans, 27-30 May 2007 Page(s):2451 - 2454.
• Fast sensory motor control based on event-based hybrid neuromorphic-procedural system. (2007) T. Delbruck, T. and P. Lichtsteiner, ISCAS 2007, New Orleans, 27-30 May 2007 Page(s):845 - 848. See this youtube video of the robotic goalie in action.
• Dichromatic spectral measurement circuit in vanilla CMOS. (2007) Fasnacht, D. and T. Delbruck. IEEE International Symposium on Circuits and Systems (ISCAS 2007), New Orleans, 27-30 May 2007 Page(s):3091 - 3094.

• A 100dB dynamic range high-speed dual-line optical transient sensor with asynchronous readout, Lichtsteiner, P.; Delbruck, T.; Posch, C., ISCAS 2006. 21-24 May 2006 Page(s):1659 - 1662,
  Runner up best paper, Sensory Systems Technical Committee.
• Fully Programmable Bias Current Generator with 24 Bit Resolution Per Bias, (2006) Delbruck, T., Lichtsteiner, P, International Symposium on Circuits and Systems (ISCAS 2006),. 21-24 May 2006 Page(s):2849 - 2852. See bias generator design kits at http://jaer.wiki.sourceforge.net/biasgen.
• Modeling Orientation Selectivity Using a Neuromorphic Multi-Chip System, (2006) Chicca, E.; Lichtsteiner, P.; Delbruck, T.; Indiveri, G.; Douglas, R.J., ISCAS 2006, 21-24 May 2006 Page(s):1235 - 1238
• A 128×128 120dB 30mW Asynchronous Vision Sensor that Responds to Relative Intensity Change, (2006) P. Lichtsteiner, C. Posch, and T. Delbruck, 2006 IEEE ISSCC Digest of Technical Papers, p 508-509.
  Winner, 2006 ISSCC Jan Van Vessem, Outstanding European Paper Award.

• AER Building Blocks for Multi-Layer Multi-Chip Neuromorphic Vision Systems, (2005) R. Serrano-Gotarredona, et al., in Advances in Neural Information Processing Systems 18, Vancouver, 2005, pp. 1217–1224. (see CAVIAR page)
• A 64x64 AER Logarithmic temporal derivative silicon retina, (2005) P. Lichtsteiner and T. Delbruck, in IEEE PRIME 2005, EPFL, Lausanne, Switzerland, 2005. Published in Research in Microelectronics and Electronics, 2005 PhD, vol. 2, pp 202-205. This is the original DVS paper where the DVS pixel circuit is first disclosed.
• 64x64 Event-Driven Logarithmic Temporal Derivative Silicon Retina, (2005) P. Lichtsteiner and T. Delbruck, in 2005 IEEE Workshop on Charge-Coupled Devices and Advanced Image Sensors, Nagano, Japan, 2005, pp. 157-160.

• Improved ON/OFF temporally differentiating address-event imager, (2004) P. Lichtsteiner, J. Kramer, T. Delbruck, 11th IEEE International Conference on Electronics, Circuits and Systems (ICECS 2004) Tel Aviv, Israel, pp. 211-214 (see retina page)
• Self biased low power adaptive photoreceptor, (2004) T. Delbruck, D. Oberhof, 2004 International Symposium on Circuits and Systems (ISCAS 2004), Vancouver, Canada, May 23-25 2004 pp. IV-844-847 (see photoreceptor pages)
  Runner up best paper: Sensory Systems Technical Committee.
• Bias current generators with wide dynamic range, (2004) T. Delbruck, A. van Schaik, 2004 International Symposium on Circuits and Systems (ISCAS 2004), Vancouver, Canada, May 23-25 2004 pp. I-337-340 (see bias generator pages).
  In top ten rated ISCAS 2004 papers, invited paper for special issue of Analog Integrated Circuits and Signal Processing.

• Ada: a playful interactive space (2003) T. Delbrück, K. Eng, A. Bäbler, U. Bernardet, M. Blanchard, A. Briska, M. Costa, R. Douglas, K. Hepp, D. Klein, J. Manzolli, M. Mintz, F. Roth, U. Rutishauser, K. Wassermann, A. Wittmann, A.M. Whatley, R. Wyss and P.F.M.J. VerschureInteract 2003, Ninth IFIP TC13 International Conference on Human-Computer Interaction INTERACT'03, Sept 1-5, Zurich, Switzerland. pp 989-992. (associated video as Windows Media Format - you may need to use Windows Internet Explorer to launch a viewer instead of Mozilla). (see Floor page)
• Ada - Intelligent Space: An artificial creature for the Swiss Expo.02, Eng, K, Baebler, A, Bernardet, U, Blanchard, M, Costa, M, Delbruck, T, Douglas, R J, Hepp, K, Klein, D, Manzolli, J, Mintz, M, Roth, F, Rutishauser, U, Wassermann, K, Whatley, A M, Wittmann, A, Wyss, R, and Verschure, P F M J (2003). Proceedings of the 2003 IEEE International Conference on Robotics, Automation (ICRA 2003), May 2003 (1808-1813) (see Floor page)
• Integrated vision sensor for detecting boundary crossings.(2003) S. Zahnd, P. Lichtsteiner, T. Delbrück. (2003). 2003 International Symposium on Circuits and Systems, Bangkok, Thailand, vol II, pp. 376-379.

• Ada: Constructing a Synthetic Organism, (2002) Eng, K, Baebler, A, Bernadet, U, Blanchard, M, Briska, A, Conradt, J, Costa, M, Delbruck, T, Douglas, R, Hepp, K, Klein, D, Manzolli, J, Mintz, M, Netter, T, Roth, F, Rutishauser, U, Wassermann, K, Whatley, A, Wittmann, A, Wyss, R, and Verschure, P (2002). Proceedings of the 2002 IEEE/RSJ International Conference on Intelligent Robots and Systems, Lausanne, Switzerland.(see Floor page)

• Orientation-selective aVLSI spiking neurons, (2001) S.-C. Liu, J. Kramer, G. Indiveri, T. Delbrück, and R. Douglas, Advances in Neural Information Processing Systems, Vancouver, Canada, 2001.
• A Retina/V1 simple cell chip for physiology experiment design or classroom demonstration. (2001) T. Delbrück, S.-C. Liu, E. Chicca, G.M. Ricci, S.Bovet. (2001). IEEE CCD and AIS meeting, June 7-9, 2001, Lake Tahoe, California. (see Physiologist's Friend Chip pages)

• Pulsed bipolar CMOS imager. (1997) T. Delbrück, N. Mascarenhas, M.-H. Chi, A. Bergemont, C. Mead. Proceedings of IEEE CCD/AIS meeting, Brugge, Belgium, June 5-7 1997.(see Pulsed Bipolar Imager page)

• Analog VLSI adaptive logarithmic wide-dynamic-range photoreceptor. (1994) T. Delbrück, C.A.Mead. 1994 International Symposium on Circuits and Systems, London, pp. 339-342. (see Photoreceptor page)

• Direction-selective silicon retina that uses null inhibition. (1991) R. G. Benson and T. Delbrück. Advances in Neural Information Processing Systems 4, D.S. Touretzky, Ed., San Mateo, CA: Morgan Kaufmann, pp. 756-763, 1991.
• "Bump" circuits for computing similarity and dissimilarity of analog voltages. (1991) T. Delbrück. Proceedings of International Joint Conference on Neural Networks, July 8-12, 1991, Seattle Washington, pp I-475-479. (Extended version as Caltech Computation and Neural Systems Memo Number 10.)

• An electronic photoreceptor sensitive to small changes in intensity. (1989) T. Delbruck, C. Mead. (1989). , Advances in Neural Information Processing Systems 1, D.S. Touretzky, Ed., Morgan Kaufman, San Mateo CA, pp. 720-726.

• Dichromatic self-timed spectral measurement circuit with digital output in vanilla CMOS, D. Fasnacht, T. Delbruck, in 2007 IEEE International Image Sensors Workshop (IISW), Ogunquit, Maine.
• An eye tracking system using multiple near-infrared channels with special application to efficient eye-based communication, D. Grover, T. Delbruck, and M. King, in Thirteenth European Conference on Eye Movements ECEM13, Bern, 2005, vol. 1 pp. 36-39.
• Using personal computers for enchanced presence detection in building automation, T. Delbruck, A. Fenkart, and R. Zwicker, presented at HCI International, 11th International Conference on Human-Computer Interaction, Las Vegas, 2005.
• Ada: Buildings as Organisms, Eng, K, Baebler, A, Bernadet, U, Blanchard, M, Briska, A, Costa, M, Delbruck, T, Douglas, R, Hepp, K, Klein, D, Manzolli, J, Mintz, M, Netter, T, Roth, F, Wassermann, K, Whatley, A, Wittmann, A, and Verschure, P (2001). Game, Set and Match (Proceedings), Faculty of Architecture, TU Delft, Holland.
• Silicon retina for autofocus, T. Delbrück. (2000) Invited session on Bio-inspired Microelectronics, ISCAS 2000, May 27-31, 2000, Geneva, Switzerland, pp. IV-393-396.
• 3 silicon retinas for simple consumer applications, T. Delbrück, (1999), Intelligent Vision Systems meeting, Santa Clara, CA, June 28-29, 1999.
• A High Resolution CMOS Imager With Active Pixel Using Capacitively Coupled Bipolar Operation, Min-hwa Chi, T. Delbruck, N. Mascarenhas, A. Bergemont, C. Mead, 1997 International Symposium on VLSI Technology, Systems, and Applications, June 3-5, 1997. Proceedings of Technical Papers, 1997 pp. 58 -61
• A silicon network for motion discrimination that uses spatio-temporal interpolation, T. Delbrück, (1991). Society of Neuroscience Abstract 143.8 (page 344).
• Time-derivative adaptive silicon photoreceptor array, T. Delbrück and C.A. Mead. (1991), in T.S. Jay Jayadev (ed.) SPIE Vol. 1541, Infrared Sensors: Detectors, Electronics, and Signal Processing. (pp. 92-99).
• Modulation of classical receptive field responses by moving texture backgrounds in monkey striate cortex: spatial and temporal interactions, J.M. Fox, T. Delbrück, J.L. Gallant, C.H. Anderson, and D.C. Van Essen. (1990) Society of Neuroscience Abstract 523.5 (page 1270).

• 2011: Live demonstration: Gesture-Based remote control using stereo pair of dynamic vision sensors, J. Lee, T. Delbruck, P.K.J. Park, M. Pfeiffer, C.W. Shin, H. Ryu, and B.C. Kang, in ISCAS 2012, Seoul, 736-740. Winner of Best Live Demonstration award. See this youtube video of a small part (just gesture recognition) of the gesture recognition system. The full demo included various other functions such as balloon popping game, video playback control, music selection, etc.
• 2011: Live demonstration: Behavioural Emulation of Event-Based Vision Sensors}}**, M. Katz, K. Nikolic, T. Delbruck, in ISCAS 2012, Seoul, 741-745. * 2009: **Computing spike-based convolutions on GPUs**, in Live Demonstration of Circuits and Systems at IEEE International Symposium on Circuits and Systems (ISCAS 2009). * 2009: **Pencil balancing robot that uses spike-based vision sensor**, in Live Demonstration of Circuits and Systems at IEEE International Symposium on Circuits and Systems (ISCAS 2009). * 2008: **Pencil balancing robot that uses spike-based vision sensor**, in Live Demonstration Session at Neural Information Processing Systems 2008 (NIPS 2008). See this [[http://www.youtube.com/watch?v=yCOnDc5r7p8&list=UU70-pVoJ4pwIAxqpgcR7oxg&index=14|youtube video of the pencil balancer. * 2007: Self-timed vertacolor dichromatic vision sensor for low power face detection, in Live Demonstration of Circuits and Systems at IEEE International Symposium on Circuits and Systems (ISCAS 2007). * 2006: A 128×128 120dB 30mW Asynchronous Vision Sensor that Responds to Relative Intensity Change, in Special Session for Live Demonstrations of Circuits and Systems, IEEE International Symposium on Circuits and Systems (ISCAS) 2006, Kos, Greece, Winner, Sensory Systems Technical Committee, Best Demonstration * 2005 Transient Silicon Retina, Demonstrations Session, NIPS 2005, December, Vancouver * 2002: The Physiologist's Friend Chip, Demonstrations Session, NIPS 2002, December, Vancouver ===== Books ===== * Analog VLSI: Circuits and principles. (2002) S.C.Liu, J.Kramer, G. Indiveri, T.Delbrück, R.Douglas. MIT Press. ===== Book chapters ===== * Delbruck, T., & Liu, S. C. (2012). Event-based silicon retinas and cochleas. Frontiers in Sensing, 87-100. * The New Encyclopedia of Neuroscience: Neuromorphic systems, Indiveri, G. and Liu, S.-C. and Delbruck, T. and Douglas, R., Larry Squire et al. (Eds.), Elsevier, pp 521-528, 2008. * Analog VLSI phototransduction by continuous-time, adaptive, logarithmic photoreceptor circuits, (1995) T. Delbrück and C.A.Mead. in Vision Chips: Implementing vision algorithms with analog VLSI circuits, C. Koch and H. Li editors, IEEE Computer Society Press, 1995, pp. 139-161 * A chip that focuses an image on itself, (1989) T. Delbrück. In C. Mead and M. Ismail (eds.) Analog VLSI implementation of neural systems. Kluwer Academic Publishers:Boston. pp. 171-188. * Cooperative stereo matching using static and dynamic image features, (1989) M. Mahowald and T. Delbrück. In C. Mead and M. Ismail (eds.) Analog VLSI Implementation of Neural Systems. Kluwer Academic Publishers: Boston. pp 213-238. * Dynamic aspects of receptive field organization in area V1 of the macaque monkey, (1992) J.M. Fox, D.C. Van Essen, T. Delbrück, J. Gallant, C. Anderson. appears in Analysis and Modeling of Neural Systems (proceedings of the 1989 Conference on Analysis and Modeling of Neural Systems, held July 25-27 in Berkeley, California. Frank H. Eeckman, (ed.) Kluwer Academic Publishers, pp. 177-187. ===== PhD Thesis ===== * T. Delbrück. (1993). Investigations of Analog VLSI Visual Transduction and Motion Processing. Ph.D. Thesis. Dept. of Computation and Neural Systems, California Inst. Of Technology, Pasadena, CA, 91125. * P. Lichtsteiner, A temporal contrast vision sensor. Phd Thesis, ETH Zurich, 2006. ===== Patents ===== * See Delbruck US patents * See Delbruck US applications * Search the USPTO by patent number. * Search the European Patent office. ===== Student reports ===== A collection of Phd, diploma (masters) and semester project reports. ==== PhD theses ==== * R. Berner, Building Blocks for Event-Based Sensors, PhD Thesis, ETH Zurich, 2011. * P. Lichtsteiner, A temporal contrast vision sensor, PhD Thesis, ETH Zurich, 2006. ==== Masters/Diploma projects ==== * 2012, Matthias Hofstetter, Temporal Pattern-Based Active Marker Identification and Tracking Using a Dynamic Vision Sensor. * 2008, Alex Tureczek, Active shape models on silicon retina . * 2008, Thomas Koch, Design of micropower microphone and speech detector circuits. * 2006, Raphael Berner, High speed USB2.0 AER interfaces. * 2006, Stefan Nufer & Matthias Buehlman, Mixture of experts building control See main ABI page. * 2005, Simon Gassman & Patrick Brunner, Adaptive Building Intelligence built on the Open Services Gateway initiative * 2004, Andreas Fenkart, Personalized blind control based on handcrafted adaptive controller * 2004, Yann Baud & Florian Bochud, AER-VGA chip for displaying AER chip output with user guide * 2002, Patrick Lichtsteiner & Samuel Zahnd, An ultra low power motion detector ==== Semester/Bachelor projects ==== * 2012, Andreas Steiner, Hardware Implementation of Optical Flow Algorithm * 2012, Varad Gunjal, Development of Feature Descriptors for Event-Based Vision Sensors. * 2008, Robin Ritz, Development of a Dynamical Model for Retina-based Control of an RC Monster Truck. * 2008, Christian Braendli, Driving with spikes: Lane detection in a semi-neuroinspired manner . * Related to the previous two internal reports by Ritz and Braendli, see this paper by Albert Cardona in the Blender Conference 2007 on modeling the monster truck in Blender. * 2008, Matthias Schrag, Realtime topology learning . * 2007, Manuel Lang, Learning robotic goalie report. Learning robotic goalie web. * 2007, Ruihua Jin, Using a luminous-tactile floor and auditory signal processing to make an automatic disco * 2007, Damian Gisler, Eye tracking using event-based silicon retina * 2007, Pit Gebbers, USB interface for an optical flow chip: PCB and firmware design. Design is open-sourced in jAER project. * 2006, Janick Cardinale, Tracking objects and wing beat analysis methods of a fruit fly with the event-based silicon retina * 2006, Peter Hess, Low-level Stereo Matching using Event-based Silicon Retina. Code is open-sourced in jAER project. * 2006, Daniel Fasnacht, Dichromatic spectral measurement circuit in vanilla CMOS. (this is ISCAS paper above). See also http://dollbrain.ini.uzh.ch. * 2004, Zhen Xiao, Test results from pixel characterization chip pixtest10. Now part of http://dollbrain.ini.uzh.ch. * 2004, Julius Gauckler & Sophie Shoenenberger, Face detector chip architecture simulation. See http://dollbrain.ini.uzh.ch. * 2004, Andreas Fenkart, ABI PC Client for building lights and blind control and enhanced presence detection . * 2003, Daniel Oberhoff, Low power photoreceptor stability. * 2003 Johann Gyger, Physiologist's Friend simulation with color cells. See http://www.ini.unizh.ch/~tobi/friend. * 2003, Christof Marti, Physiologist's Friend simulation program. See http://www.ini.unizh.ch/~tobi/friend. * 2001, Patrick Lichtsteiner, Master bias circuit stability. See [http://jaer.wiki.sourceforge.net/biasgen]]. * 2001, Rene Beutler, Calibrating floor tiles load sensors using people tracking * 2000, Simon Bovet, Interacting Floor ===== Other articles / technical documents ===== * Notes on practical photometry (pdf), written based on work in the Pulsed-Bipolar imager project carried out at Synaptics, Foveon and National Semiconductor around 1997. Provides magic formula relating chip illumination to scene illumination These notes also explain photometry units: nits, candela, lumens, lux, and they relate incident illumination to luminance of a surface. * The Neuromorphic Engineer debut issue Spring 2004, contains Review of Carver Mead's book "Analog VLSI and Neural Systems" * The Neuromorphic Engineer volume 3 issue 1 May 2006, contains Freeing vision from frames * Latch-up for newbies - something I wrote in 1989 or so, shortly after joining Carver Mead's lab. ===== Publications by others ===== These are some hard-to-find publications that are still useful * Misha Mahowald, VLSI Analogs of Neuronal Visual Processing: A Synthesis of Form and Function, PhD thesis, Caltech, 1992. She won the Caltech's Clauser prize for the best PhD thesis for this work, which included the silicon retina, AER communication, and a beautiful stereopsis chip. Later published in reworked form as an overpriced but very well-written Kluwer book retitled as An Analog VLSI System for Stereoscopic Vision. Still expensive at Amazon. * Massimo (Mass) Sivilotti, Wiring Considerations in Analog VLSI Systems, with Application to Field-Programmable Networks, PhD Thesis, Caltech, 1991. Mass developed the first AER arbitration circuits and computed wiring constraints on VLSI systems. Thanks to Luiz Gouveia of the Univ. of Edinburgh for reconstruction of the Pdf from mass tex sources. * John Lemoncheck's 1992 JSSC paper on modeling electric fish jamming avoidance response. Nice piece of work right in the heart of neuromorphic modeling and certainly the first neuromorphic system to appear in the main solid state circuits journal. * *C. Mead (1990) Neuromorphic Electronic Systems, Proceedings of the IEEE, vol 78, No 10, pp 1629-1636
  Carver Mead's summary paper on the rationale and state of the art in 1990 for neuromorphic electronics. * Original silicon retina paper from Scientific American, Misha Mahowald and Carver Mead, 1991 *K. Boahen (2005) Neuromorphic Microchips**, Scientific American, May 2005, pp. 56-63.
  Kwabena Boahen's paper on the state of the art (in his lab) in 2005 in neuromorphic multi-chip systems.

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