Professor Ralph Etienne-Cummings's Publications

Professor in ECE and CS, The Johns Hopkins University
Baltimore, Maryland, United States

Research field: Electrical and Electronic Engineering
VLSI circuits, systems and algorithms for biologically inspired and low-power, parallel mixed-signal processing, with applications to sensory information process, biomorphic robotics and neural prosthetics, low-power instrumentation, acoustic signal proce

Book (1) | Book Section (4) | Conference Proceedings (117) | Journal Article (56)

Journal Article

J Tapson, C Jin, A Van Schaik, R Etienne-Cummings (2009) A First-Order Non-Homogeneous Markov Model for Integrate-and-Fire Neurons Stimulated by Small Phase-Continuous Signals. In Neural Computation, January.

Y M Chi, R Etienne-Cummings, G Cauwenberghs (2009) Focal-Plane Change Triggered Video Compression for Low-Power Vision Sensor Systems. In accepted to Public Library of Science One, January.

R Jacob Vogelstein, Lisa Stirling, Francesco Tenore, Vivian K Mushahwar, Ralph Etienne-Cummings (2008) A Silicon Central Pattern Generator Controls Locomotion in vivo, 212-222. In IEEE T. Biomedical Circuits and Systems 2 (3).

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N Ekekwe, P Kazanzides, R Etienne-Cummings (2008) A Wide Speed Range and High Precision Position and Velocity Measurements Chip with Serial Peripheral Interface, 297-305. In Elsevier Integration, the VLSI Journal 41 (2).

N Ekekwe, R Etienne-Cummings, P Kazanzides (2008) Adaptive and Reconfigurable Chip for DC Motor Control. In Utility Patent Filed, USPTO Publication # 2008/0247735 A1, October.

V Aggarwal, S Acharya, F Tenore, R Etienne-Cummings, M H Schieber, N V Thakor (2008) Asynchronous Decoding of Dexterous Finger Movements using M1 Neurons, 3-14. In IEEE Trans. Neural Systems and Rehabilitation Engineering 16 (1).

A Acharya, F Tenore, V Aggarwal, R Etienne-Cummings, M H Schieber, N V Thakor (2008) Decoding Finger Movements Using Volume-Constrained Neuronal Ensembles, 15-23. In IEEE Trans. Neural Systems and Rehabilitation Engineering 16 (1).

C Clark, C White, R Etienne-Cummings (2008) Design and Optimization of Tissue Specific Ultrasonic Systems. In submitted to IEEE T. Ultrasonics, Ferroelectrics and Frequency Control, Spring.

N Ekekwe, R Etienne-Cummings (2008) On-Chip Bi-directional Resistance Trimming using Binary Weighted Currents. In submitted to IEE Electronics Letters, Spring.

V Gruev, Z Yang, R Etienne-Cummings, Van Der Spiegel J (2008) Switchless Current Mode Active Pixel Sensor. In submitted to IEEE TCircuits and Systems I, Novmber.

R Jacob Vogelstein, Udayan Mallik, Eugenio Culurciello, Gert Cauwenberghs, Ralph Etienne-Cummings (2007) A Multichip Neuromorphic System for Spike-Based Visual Information Processing, 2281-2300. In Neural Computation.

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Yu Chi, Udayan Mallik, Matthew Clapp, Edward Choi, Gert Cauwenberghs, Ralph Etienne-Cummings (2007) CMOS Camera with In-Pixel Temporal Change Detection and ADC, 2187-2196. In IEEE Journal Of Solid State Circuits 42 (10).

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Ralf M Philipp, David Orr, Viktor Gruev, Jan Van Der Spiegel, Ralph Etienne-Cummings (2007) Linear Current-Mode Active Pixel Sensor, 2482-2491. In IEEE J. Solid-State Circuits 42 (11).

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Swati Mehta, Ralph Etienne-Cummings (2006) A Simplifed Normal Optical Flow Measurement CMOS Camera, 1223-1234. In IEEE Trans. Circuits and Systems-I 53 (6).

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M Clapp, R Etienne-Cummings (2006) Bearing Angle Estimation for Sonar Micro-Array Using Analog VLSI Spatiotemporal Processing, 769-783. In IEEE Trans. Circuits and Systems-I, Vol. 53, No..

J Vogelstein, F Tenore, R Etienne-Cummings, M A Lewis, N Thakor, A Cohen (2006) Control of Locomotion After Injury or Amputation, 555-566. In Biological Cybernetics 95 (6).

R. Jacob. Vogelstein, Francesco Tenore, Ralph Etienne-Cummings, M. Anthony. Lewis, Avis H. Cohen (2006) Dynamic control of the central pattern generator for locomotion, 555-566. In Biological Cybernetics 95 (6).

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R Jacob Vogelstein, Ralph Etienne-Cummings, Nitish V Thakor, Avis H Cohen (2006) Phase-Dependent Effects of Spinal Cord Stimulation on Locomotor Activity, 257-265. In IEEE Transactions on Neural Systems and Rehabilitation Engineering 14 (3).

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N Ekekwe, R Etienne-Cummings (2006) Power Dissipation Sources and Possible Control Techniques in Ultra Deep Submicron CMOS Technologies, 851 - 860. In Elsevier Journal of Microelectronics 37 (9).

Matthew A Clapp, Ralph Etienne-Cummings (2006) Single Ping—Multiple Measurements: Sonar Bearing Angle Estimation Using Spatiotemporal Frequency Filters, 769-783. In IEEE Trans. Circuits and Systems-I 53 (4).

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S Mehta, R Etienne-Cummings (2005) Normal Optical Flow CMOS APS Imager, 732-733. In IEE Electronics Letters 41 (13).

V Gruev, R Etienne-Cummings (2004) A Pipelined Temporal Difference Imager, 538-543. In IEEE J. Solid-State Circuits 39 (3).

R Philipp, R Etienne-Cummings (2004) A Single Chip Stereo Vision System, 703-712. In Analog Integrated Circuits and Signal Processing Journal.

T Horiuch, R Etienne-Cummings (2004) A Time-Series Processor for Sonar Mapping and Novelty Detection, 171-177. In Int. J. Robots and Automation 19 (4).

M Clapp, R Etienne-Cummings (2004) Sensing Signal Input Bearing to a Sensor Array Using Velocity-Sensitive Spatiotemporal Filters, 211-212. In IEE Electronics Letters 40 (3).

Eugenio Culurciello, Ralph Etienne-Cummings, Kwabena A Boahen (2003) A Biomorphic Digital Image Sensor, 281-294. In IEEE J. Solid-State Circuits 38 (2).

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R Etienne-Cummings, P Pouliquen, M A Lewis (2003) A Vision Chip for Color Segmentation and Object Recognition, 703-712. In EURASIP J. Applied Signal Processing 2003 (7).

Ralph Etienne-Cummings, Philippe Pouliquen, M Anthony Lewis (2003) A Vision Chip for Color Segmentation and Pattern Matching, 703-712. In EURASIP Journal on Applied Signal Processing.

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M. Anthony. Lewis, Ralph Etienne-Cummings, Mitra J. Hartmann, Zi Rong Xu, Avis H. Cohen (2003) An in silico central pattern generator: silicon oscillator, coupling, entrainment, and physical computation and bipedal locomotion, 137-151. In Biological Cybernetics 88 (2).

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Matthew A Clapp, Ralph Etienne-Cummings (2002) A Dual Pixel-Type Array for Imaging and Motion Centroid Localization, 529-548. In IEEE Sensors Journal 2 (6).

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V Gruev, R Etienne-Cummings (2002) A Pipe-Lined Differencing Imager, 315-317. In IEE Electronics Letter, Vol. 38, No. 38 (7).

Viktor Gruev, Ralph Etienne-Cummings (2002) Implementation of Steerable Spatiotemporal Image Filters on the Focal Plane, 233-244. In IEEE Trans. Circuits and Systems-I 49 (4).

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V Gruev, R Etienne-Cummings (2002) Implementation Of Steerable Spatiotemporal Image Filters on the Focal Plane, 233-244. In IEEE Trans. Circuits and Systems-II 49 (4).

R Etienne-Cummings, P Pouliquen, M A Lewis (2002) Single Chip for Imaging, Color Segmentation, Histogramming and Template Matching, 172-174. In IEE Electronic Letters 38 (4).

Ralph Etienne-Cummings, Zaven Kevork Kalayjian, Donghui Cai (2001) A Programmable Focal-Plane MIMD Image Processor Chip, 64-73. In IEEE J. Solid-State Circuits 36 (1).

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E Culurciello, R Etienne-Cummings, K Boahen (2001) An Address Event Digital Imager, 1443-1445. In IEE Electronic Letters 37 (24).

M A Lewis, M Hartmann, R Etienne-Cummings, A Cohen (2001) Biomorphic Control of a Running Robot Leg using a Custom aVLSI CPG Chip, 1409-1421. In Neurocomputing.

R Etienne-Cummings, V Gruev, M Clapp (2001) High Performance Biomorphic Image Processing Under Tight Space and Power Constraints, 227-232. In Autonomous Robots 11 (3).

R Etienne-Cummings (2001) Neuromorphic Visual Motion Detection in VLSI, 175-198. In Int. J. Computer Vision 44 (3).

V Gruev, R Etienne-Cummings (2001) Programmable Spatial Processing Imager Chip, 688-690. In Electronic Letters 37 (11).

R Etienne-Cummings, J Van Der Spiegel, P Mueller (2000) A Foveated Silicon Retina for Two-Dimensional Tracking, 504-527. In IEEE Trans. Circuits and System II 47 (6).

M Anthony Lewis, Ralph Etienne-Cummings, Mitra Hartmann, Avis Cohen (2000) Control of a Robot Leg with an Adaptive aVLSI CPG Chip, -20. In Computational Neuroscience.

D Tomlin, A Thakral, J Wallace, R Etienne-Cummings, N Thakor (2000) Precision Minimally Invasive Surgery By Adaptive Organ Motion Tracking And Compensation. In Annals of Biomedical Engineering 28 (SUPPL. 1).

R Etienne-Cummings, J Van Der Spiegel, P Mueller (1999) Hardware Implementation of a Visual Motion Pixel using Oriented Spatiotemporal Neural Filters. In IEEE Trans. Circuits and System II, Vol. 46, No..

Ralph Etienne-Cummings, Jan Van Der Spiegel, Paul Mueller (1999) Hardware Implementation of a Visual-Motion Pixel Using Oriented Spatiotemporal Neural Filters, 1121-1136. In IEEE Trans. Circuits and Systems-II 46 (9).

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R Etienne-Cummings (1999) Intelligent Robot Vision Sensors in VLSI, 3pp225-237. In Autonomous Robots, Vol. 7, No.

Ralph Etienne-Cummings, Jan Van Der Spiegel, Paul Mueller (1997) A Focal Plane Visual Motion Measurement Sensor, 55-66. In IEEE Trans. Circuits and Systems-I 44 (1).

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R Etienne-Cummings, J Van Der Spiegel, P Mueller (1997) A Focal Plane Visual Motion Measurement Sensor, 55-66. In IEEE Trans. Circuits and System I, Vol. 44, No..

R Etienne-Cummings, J Van Der Spiegel (1996) Neuromorphic Vision Sensors, 19-29. In Sensors and Actuators, Physical A.

R Etienne-Cummings, R Hathaway (1993) Van der Spiegel, "An Accurate and Simple CMOS 'One-Over' Circuit,", 1618-1620. In Electronic Letters.

J Van Der Spiegel, D Blackman, P Chance, C Donham, R Etienne-Cummings, P Kinget (1992) An Analog Neural Network with Modular Architecture for Real-Time Dynamic Computations, 82-92. In IEEE J. Solid-State Circuits.

P Mueller, J Van Der Spiegel, D Blackman, P Chance, C Donham, R Etienne-Cummings, J Kim J., M Massa, S Samarasekera (1992) Design and Performance of a Prototype General Purpose Analog Neural Computer, 311-324. In Neurocomputing.

J Van Der Spiegel, P Mueller, V Agami, P Aziz, D Blackman, P Chance, A Choudhury, C Donham, R Etienne-Cummings, L Jones, P Kinget, M Massa, W Von Koch, J Xin (1991) A Multi-Chip Analog Neural Network, 64-68. In Proc. Intl. Joint Conf. on Neural Systems.

R Etienne-Cummings, M A Lewis A Biomorphic Rhythmic Movement Controller. In Patent # 7164967.

R Etienne-Cummings, M A Lewis, P Pouliquen Color Segmentation, Histogramming and Object Recognition System. In Patent # 6897426.

R Etienne-Cummings, M A Lewis ColorStick. In Patent # 7251031.