Publications

Radio Papers

(I-12) Alyssa Apsel, Alyosha Molnar, Dong Yang, Hazal Yüksel, Thomas Tapen, Emory Enroth, M. Mohiuddin, Zachary Boynton, “Challenges and Approaches to Software-Defined Duplexing Radio“, IEEE ISCAS 2016

(C-32) Dong Yang, Hazal Yüksel, Christopher Newman, Changhyuk Lee, Zachary Boynton, Noman Paya, Miles Pedrone, Alyssa Apsel, and Alyosha Molnar, “A Fully Integrated Software-Defined FDD Transceiver Tunable from 0.3 – 1.6 GHz“, IEEE RFIC 2016

(J-21) Dong Yang, Caroline Andrews, and Alyosha Molnar, Optimized Design of N-phase Passive Mixer-First Receivers in Wideband Operation, IEEE TCAS-I, Nov 2015.

Dong Yang, Hazal Yüksel, Alyosha Molnar, A Wideband Highly Integrated and Widely Tunable Transceiver for In-band Full-Duplex Communication, IEEE J. Solid-State Circuits, Issue 99, 2015.

(C-30) Suren Jayasuriya, Dong Yang, Alyosha Molnar, A Baseband Technique for Automated LO Suppression Achieving , IEEE CICC 2014.

(C-27, J-22) Dong Yang, Alyosha Molnar, A widely tunable active duplexing transceiver with same-channel concurrent RX/TX and 30dB RX/TX isolation, IEEE RFIC 2014.

(C-26) Hazal Yüksel, Dong Yang, Alyosha Molnar, A circuit-level model for accurate modeling 3rd order nonlinearity in CMOS passive mixers, IEEE RFIC 2014.

(J-17) Caroline Andrews, Luke Diamente, Dong Yang, Ben Johnson, and Alyosha Molnar “A Wideband Receiver with Resonant Multi-phase LO and Current Reuse Harmonic Rejection Baseband”, IEEE J. Solid-State Circuits, vol. 48, no. 5, May. 2013.

(C-22) Caroline Andrews, Changhyuk Lee, Alyosha Molnar, Effects of LO harmonics and overlap shunting on N-phase passive mixer based receivers, ESSIRC 2012.

(C-20) Caroline Andrews, Luke Diamente, Ben Johnson, and Alyosha Molnar, A 6-12mW, 0.7-3.2GHz with resonant multi-phase LO and current reuse harmonic rejection baseband, IEEE RFIC 2012.

(I-11) Alyosha Molnar and Caroline Andrews, Impedance, filtering and noise in n-phase passive CMOS mixers, IEEE CICC 2012.

(J-11) Caroline. Andrews and Alyosha Molnar, A Passive Mixer-First Receiver with Digitally Controlled and Widely Tunable RF Interface, IEEE J. Solid-State Circuits, vol. 45, no. 12, Dec. 2010

(J-10) Caroline Andrews, Alyosha Molnar, “Implications of Passive Mixer Transparency for Impedance Matching and Noise Figure in Passive Mixer-First Receivers”, Transactions on Circuits and Systems I, vol 57, pp 3092-3103 Dec. 2010

(C-12) Caroline Andrews, Alyosha Molnar, “A Passive-Mixer-First Receiver with Baseband-Controlled RF Impedance Matching, 6dB NF, and 27dBm Wideband IIP3”, International Solid-State Circuits Conference Digest of technical papers, San Francisco, CA, Feb 2010

(J-5) Ben W. Cook, Axel D. Berny, Alyosha Molnar, Steven Lanzisera, Kristofer Pister , “Low Power 2.4GHz Transceiver with Passive RX front-end and 400mV supply”, IEEE Journal of Solid-State Circuits, vol. 41, Issue 12, pp 2757-2766, Dec 2006

(C-9) Ben W. Cook, Axel D. Berny, Alyosha Molnar,  Steven Lanzisera, Kristofer Pister,“An Ultra-Low-power 2.4GHz RF Transceiver for Wireless Sensor Networks in 130nm CMOS with 400mV Supply and an Integrated Passive RX Front-end”, International Solid-State Circuits Conference Digest of technical papers, San Francisco, CA, Feb 2006

(C-7) Alyosha Molnar, Benson Lu, Steven Lanzisera, Ben W. Cook, and Kristofer Pister, “An Ultra-low Power 900 MHz RF Transceiver for Wireless Sensor Networks”, Custom Integrated Circuits Conference technical digest, pp 401-404, Orlando FL, Oct 2004

(J-3) Rahul Magoon, Alyosha Molnar, Geoffrey Hatcher, Jefferey Zachan, Woogeun Rhee, “A single-chip quad-band (850/900/1800/1900MHz) direct-conversion GSM/GPRS RF transceiver with integrated VCOs and Fractional-N synthesizer”, IEEE Journal of Solid-State Circuits, vol. 37, Issue 12, pp 1710-1720, Dec 2002

(J-2) Rahul Magoon, Alyosha Molnar; “BiCMOS for RF systems on chip”, IEICE Transactions on Electronics, vol. E85-C, Issue 7, pp. 1387-1393, July 2002

(C-6) Rahul Magoon and Alyosha Molnar, “RF Local Oscillator Path for a GSM Direct Conversion Transceiver with True 50% duty Cycle Divide by Three and Active Third Harmonic Cancellation”, RFIC symposium technical digest, pp23-26, Seattle WA, June 2002

(C-5) Alyosha Molnar, Rahul Magoon, Geoffrey Hatcher, Jefferey Zachan, Woogeun Rhee, Morten Damgaard, William Domino, Nooshin Vakilian, “A single-chip quad-band (850/900/1800/ 1900MHz) direct-conversion GSM/GPRS RF transceiver with integrated VCOs and Fractional-N synthesizer”, International Solid-State Circuits Conference Digest of technical papers, pp232,233, San Francisco, CA, Feb 2002

(C-4) Ico Koullias, Luke Steigerwald, William Domino, Noosin Vakilian, Emmanuel Ngompe, Morten Damgaard, Kevin Lewis, Alyosha Molnar, “A triple-band 900/1800/1900 MHz low-power image-reject front-end for GSM”, International Solid-State Circuits Conference Digest of technical papers, 2001 pp408, 409, 470, San Francisco, CA, Feb 2001

(C-3) Rahul Magoon, Joo Leong Tham, Alyosha Molnar, Bernd Pregardier, Mihai Margarit, Matteo Conta, Jackie Cheng, Akbar Ali, Stephen Lloyd, A 900MHz/1.9GHz integrated transceiver and synthesizer IC for GSM”, ESSIRC digest of technical papers, pp 53 – 56, Sept. 2000

(J-1) M. Reddy, M.J. Mondry, S.C. Martin, A.C. Molnar, R.E. Muller, U. Bhattacharya, M.J.W. Rodwell, R.P. Smith, “Monolithic Schottky-collector resonant tunnel diode oscillator arrays to 650GHz”, IEEE Electron Device Letters, Volume 18, Issue 5, pp. 218-221, May 1997

(C-2) A.C. Molnar, M. Reddy, M.J. Mondry, M.J.W. Rodwell, S.J. Allen, S.C. Martin, R.E. Muller, R.P. Smith, “Submm-wave monolithic RTD oscillator arrays to 650GHz,”, International Electron Devices Meeting, Technical Digest (late news), San Francisco, CA, Dec 1996

(C-1) M. Reddy, M.J. Mondry,  A.C. Molnar, U. Bhattacharya, M.J.W. Rodwell, S.C. Martin, R.E. Muller, R.P. Smith, “Monolithic RTD array oscillators at 100GHz and 200GHz”, Device Research Conference Technical Digest (late news), Santa Barbara, CA, June 1996

Computational Imaging Papers

Mayank Gupta, Arjun Jauhari, Kuldeep Kulkarni, Suren Jayasuriya, Alyosha Molnar, and Pavan Turaga. “Compressive Light Field Reconstructions using Deep Learning“. In CVPR Workshop on Computational Cameras and Displays (CCD) 2017.

(J-27) Huaijin Chen, Suren Jayasuriya, Jiyue Yang, Judy Stephen, Sriram Sivaramakrishnan, Ashok Veeraraghavan, Alyosha Molnar, “ASP Vision: Optically Computing the First Layer of Convolutional Neural Networks using Angle Sensitive Pixels“, CVPR 2016

(J-23) Sriram Sivaramakrishnan, Changhyuk Lee, Ben Johnson, Alyosha Molnar, “A Polar Symmetric CMOS Image Sensor for Rotation Invariant Measurement“, IEEE Sensors Journal 2015.

(C-31) Suren Jayasuriya, A. Pediredla, Sriram Sivaramakrishnan, Alyosha Molnar,  Ashok Veeraraghavan, “Depth Fields: Extending Light Field Techniques to Time-of-Flight Imaging“, Int. Conf. on 3D Vision (3DV) 2015.

(J-20) Changhyuk Lee, Wei Chao, Sunwoo Lee, J. Hone, Alyosha Molnar, Sang Hoon Hong, “A Low Power Edge Detection Image Sensor based on Parallel Digital Pulse Computation“, IEEE TCAS-II: Express Briefs, 2015.

(J-25) Changhyuk Lee, Ben Johnson, Alyosha Molnar. “Angle Sensitive Single Photon Avalanche Diode” Applied Physics Letters 2015.

(J-26) Sriram Sivaramakrishnan, Albert Wang, Patrick Gill, Alyosha Molnar. “Design and Characterization of Enhanced Angle Sensitive Pixels” IEEE Trans. on Electron Devices 2015

(J-24) Suren Jayasuriya, Sriram Sivaramakrishnan, Ellen Chuang, Debashree Guruaribam, Albert Wang, Alyosha Molnar, “Dual Light Field and Polarization Imaging using CMOS Diffractive Image Sensors“, Optics Letters 2015.

(C-29) Changhyuk Lee, Ben Johnson, Alyosha Molnar, An on-chip 72×60 angle sensitive single photon image sensor for lens-less time-resolved 3-D fluorescence lifetime imaging, VLSI 2014.

(C-28) M. Hirsch, Sriram Sivaramakrishnan, Suren Jayasuriya, Albert Wang, Alyosha Molnar, R. Raskar, G. Wetzstein. “A Switchable Light Field Camera Architecture using Angle Sensitive Pixels and Dictionary-based Sparse Coding“, IEEE International Conference on Computational Photography 2014 (Best Paper Award)

(C-23) Ben Johnson, Changhyuk Lee, Sriram Sivaramakrishnan, Alyosha Molnar  A high-speed polar-symmetric imager for real-time calibration of rotational inertial sensors, IEEE Sensors 2013.

(J-16) Patrick Gill, Changhyuk Lee, Sriram Sivaramakrishnan, Alyosha Molnar,  Robustness of planar Fourier capture arrays to colour changes and lost pixels, Journal of Instrumentation 2012.

(I-7) Albert Wang, Sheila Hemami, Alyosha Molnar. “Angle-sensitive pixels: a new paradigm for low-power, low-cost 2D and 3D sensing” Proc. SPIE 8288, Stereoscopic Displays and Applications XXIII,  2012

(C-21) Albert Wang, Sriram Sivaramakrishnan, Alyosha Molnar, A 180nm CMOS image sensor with on-chip optoelectronic image compression, IEEE CICC 2012

(J-15) Albert Wang, Alyosha Molnar, “A Light-Field Image Sensor in 180 nm CMOS”, IEEE J. Solid-State Circuits, vol. 47, no. 1, Jan. 2012.

(C-19) Sriram Sivaramakrishnan, Albert Wang, Patrick Gill, and Alyosha Molnar, Enhanced Angle Sensitive Pixels for Light Field Imaging,in IEEE IEDM Washington DC: IEEE, 2011.

(C-17) Albert Wang, and Alyosha Molnar,”Phase-based 3D Optical Flow Sensors for Motion
Detection” IEEE Sensors Conference, Limerick Ireland, Oct 2011 (best student paper award, 2nd place)

(J-13) Patrick Gill, Changhyk Lee, D.-G. Lee, Albert Wang, and Alyosha Molnar, A Micro-Scale Camera Using Direct Fourier-Domain Scene Capture, Optics Letters, Vol. 36, Issue
15, pp. 2949-2951, 2011 (top-10 download for 2011)

(J-14) Patrick Gill, Albert Wang, and Alyosha Molnar, The In Crowd Algorithm for Fast Exact Basis Pursuit Denoising, IEEE Transactions on Signal Processing, vol 59,
no 10, oct 2011

(C-16) Changhyuk Lee, Alyosha Molnar, Self-Quenching, Forward-bias-reset for Single Photon Avalanche Detectors in 1.8V, 0.18um process, Proceedings of IEEE Intl. Symposium on Circuits and Systems, 2011

(C-15) Albert Wang, Patrick Gill, and Alyosha Molnar, An Angle-Sensitive CMOS Imager for Single-Sensor 3D Photography, in International Solid-State Circuits Conference, San Francisco, 2011. (Lewis Winner Outstanding Paper Award)

(C-14) Albert Wang, Patrick Gill, and Alyosha Molnar, Fluorescent Imaging and Localization with Angle Sensitive Pixel Arrays in Standard CMOS, Proceedings of IEEE Sensors 2010, Kona, Hawaii, Nov. 2010 (best Poster award)

(J-9) Albert Wang, Patrick Gill, Alyosha Molnar, “Light field image sensors based on the Talbot effect”, Applied Optics, 2009 Nov 1; ;48(31):5897-905. doi: 10.1364/AO.48.005897

(C-11) Albert Wang, Patrick Gill and Alyosha Molnar, “Angle Sensitive Pixels in CMOS for Lensless 3D Imaging”, Custom Integrated Circuits Conference, San Jose, 2009

Neurobiology-Related Papers

(J-19) Ben Johnson, Shane T. Peace, Albert Wang, Thomas A. Cleland, Alyosha Molnar, A 768-channel CMOS Microelectrode array with Angle Sensitive Pixels for Neuronal Recording, IEEE Sensors Journal, 2013.

(J-18) Ben Johnson, and Alyosha Molnar, “An Orthogonal Current-Reuse Amplifier for Multi-Channel Sensing”, IEEE J. Solid-State Circuits, vol. 48, no. 6, June. 2013.

(C-25) Ben Johnson, Shane T. Peace, Thomas A. Cleland, Alyosha Molnar, A 50um pitch, 1120-channel, 20kHz frame rate microelectrode array for slice recording, IEEE BioCAS 2013.

(C-24) Changhyuk Lee, Ben Johnson, Alyosha Molnar, A sub-threshold voltage ladder rectifier for orthogonal current-reuse neural amplifier, IEEE BioCAS 2013.

(C-18) Ben Johnson, and Alyosha Molnar, A scalable CMOS sensor array for neuronal
recording and imaging, IEEE Sensors Conference, Limerick Ireland, Oct 2011

(J-12) J. Jeng, S. Tang, Alyosha Molnar,  N. Desai, S. Fried, The sodium channel band shapes the response to electric stimulation in retinal ganglion cells,J. Neural Eng. (8), 2011.

(C-13) Ben Johnson, D. DeTomaso, and Alyosha Molnar, A Low-Power Orthogonal Current-Reuse Amplifier for Parallel Sensing Applications,IEEE European Solid-State Circuits Conference, pp. 317-320, 2010

(J-8) Alyosha Molnar, Hain-Ann Hsueh, Botand Roska, Frank Werblin, “Crossover inhibition in the retina: circuitry that compensates for nonlinear rectifying synaptic transmission.” J Comput Neurosci. 2009 Dec;27(3):569-90. Epub 2009 Jul 28

(J-7) Hain-Ann Hsueh, Alyosha Molnar, Frank Werblin, ” Amacrine-to-amacrine cell inhibition in the rabbit retina.” J Neurophysiol. 2008 Oct;100(4):2077-88.

(J-6) Alyosha Molnar, Frank Werblin, “Inhibitory feedback shapes bipolar cell responses in the rabbit retina”, Journal of Neurophysiology, vol 98, Issue 6, pp 3423-35, Dec 2007

(J-4) Botond Roska, Alyosha Molnar, Frank S. Werblin, “Parallel Processing in Retinal Ganglion Cells: How integration of Space-Time Patterns of Excitation and Inhibition Form the Spiking Output”, Journal of Neurophysiology, vol 95, Issue 6, pp 3810-22, Jun 2006

(C-10) Alyosha Molnar, Hain-Ann Hseuh, Frank Werblin, “Push-pull interactions maintain signal accuracy in the inner retina”, Association for Research In Vision and Opthamology annual meeting, Ft Lauderdale, FL, May 2006

(C-8) Alyosha Molnar, Frank Werblin, “Amacrine-Mediated Feedback Between Bipolar Cells Enhances Temporal Diversity in The Mammalian Retina”, Association for Research In Vision and Opthamology annual meeting, Ft Lauderdale, FL, May 2005

Invited Conference Talks and Tutorials

(I-12) Alyssa Apsel, Alyssa Molnar, Dong Yang, Hazal Yüksel, Thomas Tapen, Emory Enroth, M. Mohiuddin, Zachary Boynton, “Challenges and Approaches to Software-Defined Duplexing Radio“, IEEE ISCAS 2016

(I-11) Alyosha Molnar, Caroline Andrews, “Impedance, Filtering and Noise in N-phase CMOS Passive Mixers”, IEEE Custom Integrated Circuits Conference, San Jose, CA, 2012

(I-10) Alyosha Molnar, Albert Wang, Patrick Gill, “CMOS Angle Sensitive Pixels for 3-D Imaging”, OSA Imaging and Applied Optics Conference, Monterey, CA, June 2012

(I-9) Patrick Gill, Alyosha Molnar, “PFCAs: Planar Imagers Built in Unmodified CMOS” OSA Imaging and Applied Optics conference, Monterey, CA, June 2012

(I-8) Alyosha Molnar, Caroline Andrews, “Impedance and Noise Interactions Through CMOS Passive Mixers”, RFIC 2012

(I-7) Albert Wang, Sheila Hemami, Alyosha Molnar, “Angle-sensitive pixels: a new paradigm for low-power, low-cost 2D and 3D sensing”, IS&T/SPIE Electronic Imaging 2012, Burlingame, CA

(I-6) Patrick Gill, Alyosha Molnar, “Planar Fourier Capture Arrays: Tiny Optical Sensors Built Entirely in Unmodified CMOS”, 9th International Conference on Position Sensitive Detectors, Sept 2011

(I-5) Alyosha Molnar, Albert Wang, Patrick Gill, and Sriram Sivaramakrishnan, “Arrays of Angle-Sensitive Pixels in Standard CMOS for 3D Light-Field Capture” in “Image Sensors for 3D Capture” forum at ISSCC 2011

(I-4) Alyosha Molnar, “Physical Image Processing”, CMOS Emerging Technologies workshop, Vancouver, Canada, May, 2010

(I-3) Alyosha Molnar, Hain-Ann Hseuh, Botond Roska, Frank Werblin, “A few common inhibitory motifs shape responses of bipolar, amacrine and ganglion cells in the mammalian retina”, FASEB Summer Research Conference in Retinal Neurobiology and Visual Processing, Indian Wells, July 15-20, 2006

(I-2) Ben W. Cook, Alyosha Molnar, Kristofer S. J. Pister, “Low Power RF design for sensor networks”, RFIC Symposium, pp 357-360, June 2005

(I-1) Rahul Magoon and Alyosha Molnar, “The Integration of Direct Conversion Transceivers for Modern Cellular Standards”, RFIC Symposium Technical Digest, pp23-26, Seattle, WA June, 2002