Dr. Simon Verghese Profile

Dr. Simon Verghese

Lidar Systems Manager at Waymo LLC

SPIE Involvement:

Author

Proceedings Article | 12 March 2024 Presentation + Paper

Lidar for autonomous vehicles: trends in lasers and detectors

David Schleuning, Jim Dunphy, Simon Verghese

Proceedings Volume 12867, 1286702 (2024) https://doi.org/10.1117/12.3010003

KEYWORDS: LIDAR, Vertical cavity surface emitting lasers, Sensors, Scattering, Windows, Unmanned vehicles, Resistance, Pulsed laser operation, Point clouds, Laser scattering

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Proceedings Article | 23 May 2012 Paper

Readout circuitry for continuous high-rate photon detection with arrays of InP Geiger-mode avalanche photodiodes

Jonathan Frechette, Peter Grossmann, David Busacker, George Jordy, Erik Duerr, K. Alexander McIntosh, Douglas Oakley, Robert Bailey, Albert Ruff, Michael Brattain, Joseph Funk, Jason MacDonald, Simon Verghese

Proceedings Volume 8375, 83750W (2012) https://doi.org/10.1117/12.918131

KEYWORDS: Readout integrated circuits, Avalanche photodetectors, Clocks, Sensors, Photodetectors, Avalanche photodiodes, Detector arrays, Optical communications, LIDAR, Quenching (fluorescence)

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Proceedings Article | 30 April 2009 Paper

Packaging and qualification of single-photon counting avalanche photodiode focal plane arrays

Joseph Funk, Gary Smith, K. Alex McIntosh, Joseph Donnelly, Michael Brattain, Albert Ruff, Simon Verghese

Proceedings Volume 7320, 73200S (2009) https://doi.org/10.1117/12.821294

KEYWORDS: Avalanche photodetectors, Staring arrays, Packaging, Microlens array, Microlens, Avalanche photodiodes, Diodes, Reliability, Optical fabrication, Optical alignment

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Proceedings Article | 30 April 2009 Paper

Reliable InP-based Geiger-mode avalanche photodiode arrays

Gary Smith, K. Alex McIntosh, Joseph Donnelly, Joseph Funk, Leonard Mahoney, Simon Verghese

Proceedings Volume 7320, 73200R (2009) https://doi.org/10.1117/12.819126

KEYWORDS: Avalanche photodetectors, Failure analysis, Reliability, Readout integrated circuits, Data modeling, Avalanche photodiodes, Mathematical modeling, Defense and security, Instrument modeling, LIDAR

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Proceedings Article | 29 April 2009 Paper

Crosstalk analysis of integrated Geiger-mode avalanche photodiode focal plane arrays

Richard Younger, K. Alex McIntosh, Joseph Chludzinski, Douglas Oakley, Leonard Mahoney, Joseph Funk, Joseph Donnelly, S. Verghese

Proceedings Volume 7320, 73200Q (2009) https://doi.org/10.1117/12.819173

KEYWORDS: Staring arrays, Avalanche photodetectors, Point spread functions, Wafer-level optics, Avalanche photodiodes, Readout integrated circuits, Silicon, Photodetectors, Metals, Sensors

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Proceedings Article | 29 April 2009 Paper

Arrays of 128x32 InP-based Geiger-mode avalanche photodiodes

S. Verghese, K. A. McIntosh, Z. L. Liau, C. Sataline, J. Shelton, J. Donnelly, J. Funk, R. Younger, L. Mahoney, G. Smith, J. Mahan, D. Chapman, D. Oakley, M. Brattain

Proceedings Volume 7320, 73200M (2009) https://doi.org/10.1117/12.821875

KEYWORDS: Readout integrated circuits, Photodetectors, Microlens array, Avalanche photodetectors, Microlens, Sensors, Avalanche photodiodes, Semiconducting wafers, Integrated optics, Interfaces

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SPIE Journal Paper | 1 October 2008 Open Access

InP-based single-photon detector arrays with asynchronous readout integrated circuits

James Glettler, Pablo Hopman, Simon Verghese, Joseph Aversa, Lawrence Candell, Joseph Donnelly, Erik Duerr, Jonathan Frechette, Joseph Funk, Zong-Long Liau, Alex McIntosh, Leonard Mahoney, Karen Molvar, Douglas Oakley, Edward Ouellette, Gary Smith, Christopher Vineis

OE, Vol. 47, Issue 10, 100502, (October 2008) https://doi.org/10.1117/12.10.1117/1.2992138

KEYWORDS: Avalanche photodetectors, Sensors, Readout integrated circuits, Photodetectors, Detector arrays, Single photon detectors, Avalanche photodiodes, Photon counting, Integrated circuits, Quenching (fluorescence)

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Proceedings Article | 26 October 1999 Paper

Demonstration of terahertz water-vapor spectroscopy with a photomixer transceiver

K. McIntosh, Simon Verghese

Proceedings Volume 3794, (1999) https://doi.org/10.1117/12.366744

KEYWORDS: Antennas, Transceivers, Terahertz spectroscopy, Terahertz radiation, Absorption, Transmitters, Receivers, Spectroscopy, Semiconductor lasers, Molecular spectroscopy

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Proceedings Article | 9 September 1999 Paper

Generation and detection of THz waves with photomixers

Simon Verghese, K. McIntosh, Erik Duerr

Proceedings Volume 3828, (1999) https://doi.org/10.1117/12.361024

KEYWORDS: Terahertz radiation, Receivers, Transmitters, Homodyne detection, Microwave radiation, Semiconductor lasers, Transceivers, Spectral resolution, Continuous wave operation, Spectroscopy

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Proceedings Article | 29 April 1999 Paper

Photomixer transceiver

Simon Verghese, K. McIntosh, Steve Calawa, William DiNatale, Erik Duerr, L. Mahoney

Proceedings Volume 3617, (1999) https://doi.org/10.1117/12.347116

KEYWORDS: Terahertz radiation, Receivers, Transmitters, Transceivers, Homodyne detection, Microwave radiation, Semiconductor lasers, Spectral resolution, Spectroscopy, Gallium arsenide

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Proceedings Article | 2 October 1998 Paper

Three-dimensional metallodielectric photonic crystals incorporating flat metal elements

K. McIntosh, O. McMahon, Alan Kao, R. Atkins, Simon Verghese

Proceedings Volume 3464, (1998) https://doi.org/10.1117/12.323139

KEYWORDS: Metals, Photonic crystals, Scattering, Crystals, Dielectrics, Microwave radiation, Spherical lenses, 3D modeling, Chemical elements, Finite-difference time-domain method

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Proceedings Article | 31 July 1998 Paper

Terahertz photomixing in low-temperature-grown GaAs

Elliott Brown, Simon Verghese, K. McIntosh

Proceedings Volume 3357, (1998) https://doi.org/10.1117/12.317346

KEYWORDS: Terahertz radiation, Gallium arsenide, Antennas, Semiconductor lasers, Spectroscopy, Electrodes, Receivers, Oscillators, Solid state lasers, Free space optics

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Proceedings Article | 14 December 1992 Paper

Design of high-to bolometers on silicon membranes for a far infrared imaging array

S. Verghese

Proceedings Volume 1929, 19292S (1992) https://doi.org/10.1117/12.2298217

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Proceedings Article | 1 October 1990 Paper

Fabrication of a high Tc superconducting bolometer

Simon Verghese, Kookrin Char, Scott Sachtjen

Proceedings Volume 1292, (1990) https://doi.org/10.1117/12.21038

KEYWORDS: Bolometers, Superconductors, Resistance, Pyroelectric detectors, Infrared radiation, Superconductivity, Sapphire, Sensors, Silver, Temperature metrology

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Showing 5 of 14 publications

Conference Committee Involvement (10)

Autonomous Systems: Sensors, Processing and Security for Ground, Air, Sea and Space Vehicles and Infrastructure 2023

2 May 2023 | Orlando, Florida, United States

Autonomous Systems: Sensors, Processing and Security for Ground, Air, Sea and Space Vehicles and Infrastructure 2022

4 April 2022 | Orlando, Florida, United States

Autonomous Systems: Sensors, Processing and Security for Ground, Air, Sea and Space Vehicles and Infrastructure 2021

12 April 2021 | Online Only, Florida, United States

Advanced Photon Counting Techniques V

27 April 2011 | Orlando, Florida, United States

Terahertz Physics, Devices, and Systems V: Advance Applications in Industry and Defense

25 April 2011 | Orlando, Florida, United States

Showing 5 of 10 Conference Committees

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