Mr. Kevin K. Y. Ho Profile

Kevin K. Y. Ho

Instrumentation Group Manager at Canada-France-Hawaii Telescope Corp

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Author

Publications (21)

Proceedings Article | 18 July 2024 Poster + Paper

Conceptual design of an integral field unit for the Canada France Hawaii telescope

Marc Baril, Andrew Sheinis, Jennifer Sobeck, Peter Frinchaboy, Benoît Epinat, Kevin Ho

Proceedings Volume 13096, 130969P (2024) https://doi.org/10.1117/12.3018448

KEYWORDS: Equipment, Baffles, Telescopes, Design, Analog to digital converters, Vignetting, Spectrographs, Monochromatic aberrations, Visible radiation, Silica

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Proceedings Article | 29 August 2022 Presentation + Paper

Development of the Program Execution System Architecture (PESA) for MSE

C. Surace, J. Marshall, J. Sobeck, K. Szeto, K. Ho, T. Vermeulen, L. Wells, C. Wipper, K. Withington

Proceedings Volume 12189, 1218916 (2022) https://doi.org/10.1117/12.2627162

KEYWORDS: Data modeling, Sensors, Spectroscopy, Data processing, Data archive systems, Calibration, Interfaces, Algorithm development, Environmental sensing, Telescopes

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Proceedings Article | 29 August 2022 Poster + Paper

Extending the life of MegaCam: redesign of the data link

Kevin K. Y. Ho, Sidik Isani, Simon Prunet

Proceedings Volume 12189, 121891F (2022) https://doi.org/10.1117/12.2630657

KEYWORDS: Charge-coupled devices, Digital signal processing, Logic, Amplifiers, Telescopes, Switches, Connectors, Moire patterns, Human-machine interfaces, Data transmission

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Proceedings Article | 10 July 2018 Paper

Expected observing efficiency of the Maunakea Spectroscopic Explorer (MSE)

Nicolas Flagey, Kei Szeto, Kevin Ho, Billy Mahoney, Alan McConnachie, Alexis Hill, Calum Hervieu

Proceedings Volume 10704, 107042R (2018) https://doi.org/10.1117/12.2312698

KEYWORDS: Calibration, Telescopes, Spectrographs, Photons, Observatories, Humidity, Metrology, Sensors, Spine

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Proceedings Article | 6 July 2018 Paper

On-sky results with the fast guiding system on the SPIRou spectroplarimeter at CFHT

Greg Barrick, Jean-Francois Donati, Sébastien Baratchart, Claire Moutou, Tom Vermeulen, Kevin Ho, Marie Larrieu, Laurent Parès, Michel Dupieux, Shiang-Yu Wang, Chi-Hung Yan

Proceedings Volume 10702, 1070268 (2018) https://doi.org/10.1117/12.2312317

KEYWORDS: Stars, Telescopes, Mirrors, Sensors, Spectrographs, Cameras, Reflectivity, Clouds, Control systems, Polarization

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Proceedings Article | 6 July 2018 Paper

MegaCam FAST: reducing data acquisition time on the Canada-France-Hawaii Telescope’s wide-field optical imager

Kevin K. Ho, Simon Prunet, Sidik Isani, Andreea Petric, Tom Benedict

Proceedings Volume 10702, 107023H (2018) https://doi.org/10.1117/12.2313998

KEYWORDS: Charge-coupled devices, Digital signal processing, Data acquisition, Image filtering, Signal to noise ratio, Telescopes, Clocks, Data conversion, Sensors, Amplifiers

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Proceedings Article | 8 August 2016 Paper

The upgraded telescope control system performance for the Canada-France-Hawaii Telescope

Windell Jones-Palma, Brandon Metz, Kevin K. Ho, Jim Thomas

Proceedings Volume 9906, 990656 (2016) https://doi.org/10.1117/12.2234651

KEYWORDS: Telescopes, Servomechanisms, Control systems, Computer programming, Electroluminescence, Stars, Chromium, Clocks, Polonium, Safety

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Proceedings Article | 27 July 2016 Paper

Maunakea spectroscopic explorer design development from feasibility concept to baseline design

Kei Szeto, Hau Bai, Steven Bauman, David Crampton, Nicolas Flagey, Mike Gedig, Peter Gillingham, Xuefei Gong, Kevin Ho, Nathan Loewen, Alan McConnachie, Shan Mignot, Richard Murowinski, Derrick Salmon, Will Saunders, Siegfried Stiemer, Tom Vermeulen, Kanoa Withington, Kai Zhang

Proceedings Volume 9906, 99062J (2016) https://doi.org/10.1117/12.2234213

KEYWORDS: Optical instrument design, Telescopes, Spectroscopy, Astronomical imaging, Spectrographs, Optical instrument design, Space telescopes, Computer aided design, Observatories, Control systems, Optical design

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Proceedings Article | 26 July 2016 Paper

Observatory software for the Maunakea Spectroscopic Explorer

Tom Vermeulen, Sidik Isani, Kanoa Withington, Kevin Ho, Kei Szeto, Rick Murowinski

Proceedings Volume 9913, 99134N (2016) https://doi.org/10.1117/12.2234297

KEYWORDS: Spectroscopy, Observatories, Telescopes, Astronomical imaging, Computer architecture, Control systems, Human-machine interfaces, Software development, Databases, Data archive systems

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Proceedings Article | 22 July 2014 Paper

Dome shutter failure causes longest shutdown (67-nights) ever recorded by CFHT Observatory

Ivan Look, Derrick Salmon, Steve Bauman, Kevin Ho, Casey Elizares

Proceedings Volume 9145, 91453W (2014) https://doi.org/10.1117/12.2054779

KEYWORDS: Camera shutters, Inspection, Control systems, Failure analysis, Observatories, Video, Switches, Data modeling, Photonic integrated circuits, Iron

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Proceedings Article | 17 September 2012 Paper

An upgrade to the telescope control system (TCS) for the Canada-France-Hawaii Telescope

K. K. Ho, W. Cruise, J. Thomas

Proceedings Volume 8444, 84445K (2012) https://doi.org/10.1117/12.926432

KEYWORDS: Computer programming, Telescopes, Servomechanisms, Control systems, Logic, Space telescopes, Computing systems, Head, Analog electronics, Amplifiers

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Proceedings Article | 17 September 2012 Paper

Canada-France-Hawaii Telescope image quality improvement initiative: thermal assay of the observing environment

Karun Thanjavur, Kevin Ho, Sarah Gajadhar, Marc Baril, Tom Benedict, Steve Bauman, Derrick Salmon

Proceedings Volume 8444, 84441S (2012) https://doi.org/10.1117/12.926916

KEYWORDS: Skin, Temperature metrology, Domes, Observatories, Gemini Observatory, Telescopes, Supercooling, Thermography, Heat flux, Cameras

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Proceedings Article | 13 September 2012 Paper

'Imaka: working towards very wide-field of view AO

M. Chun, O. Lai, J-C. Cuillandre, H. Richer, D. Toomey, D. Salmon, R. Carlberg, D. Andersen, D. Burgarella, K. Ho, J. Pazder, E. Bertin

Proceedings Volume 8447, 84471G (2012) https://doi.org/10.1117/12.925530

KEYWORDS: Adaptive optics, Telescopes, Optical turbulence, Image quality, Wavefront sensors, Monte Carlo methods, Stars, Optical design, Astronomy, Relays

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Proceedings Article | 13 September 2012 Paper

Passive vibration isolation for SITELLE's closed cycle cooled cryostats

Marc Baril, Tom Benedict, Gregory Barrick, Kevin Ho

Proceedings Volume 8450, 84504B (2012) https://doi.org/10.1117/12.925032

KEYWORDS: Magnesium, Imaging systems, Vibration isolation, Cameras, Cryogenics, Charge-coupled devices, Head, Fourier transforms, Telescopes, Spectroscopy

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Proceedings Article | 15 July 2010 Paper

'Imaka: a one-degree high-resolution imager for the Canada-France-Hawaii Telescope

Mark Chun, Raymond Carlberg, Harvey Richer, Yannick Mellier, Pierre Astier, Olivier Lai, Derrick Salmon, Jean-Charles Cuillandre, David Andersen, John Pazder, Jean-Pierre Véran, Gregory Barrick, Steven Bauman, Kevin Ho, Remy Avila, Richard Wilson, Timothy Butterley

Proceedings Volume 7735, 77350I (2010) https://doi.org/10.1117/12.857570

KEYWORDS: Stars, Telescopes, Galactic astronomy, Image quality, Mirrors, Optical turbulence, Optical design, Wavefront sensors, Imaging systems, Adaptive optics

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Proceedings Article | 14 July 2008 Paper

VASAO: visible all sky adaptive optics: a new adaptive optics concept for CFHT

Olivier Lai, Christian Veillet, Derrick Salmon, Kevin Ho, Marc Baril, Gregory Barrick, Jim Thomas, Douglas Teeple, Tom Benedict, Jean Paul Pique, Hugues Guillet de Chatellus

Proceedings Volume 7015, 701543 (2008) https://doi.org/10.1117/12.789666

KEYWORDS: Telescopes, Adaptive optics, Stars, Diffraction, Sensors, Sodium, Laser guide stars, Colorimetry, Cameras, Galactic astronomy

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Proceedings Article | 11 July 2008 Paper

SNDICE: a direct illumination calibration experiment at CFHT

C. Juramy, E. Barrelet, K. Schahmaneche, P. Bailly, W. Bertoli, C. Evrard, P. Ghislain, A. Guimard, J.-F. Huppert, D. Imbault, D. Laporte, H. Lebbolo, P. Repain, R. Sefri, A. Vallereau, D. Vincent, P. Antilogus, P. Astier, J. Guy, R. Pain, N. Regnault, R. Attapatu, T. Benedict, G. Barrick, J.-C. Cuillandre, S. Gajadhar, K. Ho, D. Salmon

Proceedings Volume 7014, 701451 (2008) https://doi.org/10.1117/12.789051

KEYWORDS: Light emitting diodes, Calibration, Photodiodes, Telescopes, Optical filters, Reflection, Mirrors, Cameras, Planets, Spectral calibration

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Proceedings Article | 15 June 2006 Paper

FlyEyes: integrating CCID-35 into PUEO AO system at CFHT

Kevin K. Y. Ho, Jean-Charles Cuillandre, Chueh-Jen Lin, Tom Benedict, Olivier Lai, Jeff Ward, Derrick Salmon, Gerry Luppino, James Beletic, Reinhold Dorn, Pascal Puget, Barry Burke, Shiang-Yu Wang

Proceedings Volume 6276, 62761G (2006) https://doi.org/10.1117/12.670089

KEYWORDS: Avalanche photodetectors, Charge-coupled devices, Adaptive optics, Sensors, Quantum efficiency, Wavefront sensors, Amplifiers, Epoxies, Signal attenuation, Silicon

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Proceedings Article | 29 September 2004 Paper

Update report on FlyEyes: a dual CCD detector system upgrade for PUEO

Kevin Ho, Jean-Charles Cuillandre, Pascal Puget, Derrick Salmon, Olivier Lai, James Beletic, Gerard Luppino, Reinhold Dorn, Barry Burke

Proceedings Volume 5499, (2004) https://doi.org/10.1117/12.552445

KEYWORDS: Charge-coupled devices, Avalanche photodetectors, Sensors, Wavefront sensors, Image storage, Clocks, Deformable mirrors, Mirrors, Real-time computing, Data acquisition

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Proceedings Article | 26 May 1998 Paper

Servo control of the movable stages using PMAC controllers for the W.M. Keck Telescope adaptive optics system

Kevin Ho, Paul Stomski, Mark Sirota, Kevin Tsubota

Proceedings Volume 3351, (1998) https://doi.org/10.1117/12.308803

KEYWORDS: Servomechanisms, Computer programming, Telescopes, Control systems, Adaptive optics, Clocks, Interfaces, Optical benches, Mirrors, Device simulation

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Proceedings Article | 21 March 1997 Paper

Autoguider servo design and testing of the W. M. Keck Telescope

Mark Sirota, Kevin Ho, John Gathright, Hilton Lewis, William Lupton, Peter Thompson

Proceedings Volume 2871, (1997) https://doi.org/10.1117/12.268983

KEYWORDS: Servomechanisms, Telescopes, Computer programming, Cameras, Systems modeling, Optical instrument design, Mirrors, Performance modeling, Space telescopes, Error analysis

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Showing 5 of 21 publications

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