Dr. Teh-Hwa Wong Profile

Dr. Teh-Hwa Wong

at Science Systems and Applications Inc

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Author

Publications (4)

Proceedings Article | 24 October 2018 Paper

Airborne, direct-detection, 2-um triple-pulse IPDA lidar for simultaneous and independent atmospheric water vapor and carbon dioxide active remote sensing

Tamer Refaat, Mulugeta Petros, Upendra Singh, Charles Antill, Teh-Hwa Wong, Ruben Remus, Karl Reithmaier, Jane Lee, Stephen Bowen, Bryant Taylor, Angela Welters, Anna Noe, Syed Ismail

Proceedings Volume 10779, 1077902 (2018) https://doi.org/10.1117/12.2324785

KEYWORDS: LIDAR, Carbon monoxide, Transmitters, Pulsed laser operation, Atmospheric modeling, Data acquisition, Telescopes, Absorption, Sensors, Receivers

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Proceedings Article | 24 October 2018 Paper

Laser energy monitor for triple-pulse 2-um IPDA lidar application

Tamer Refaat, Mulugeta Petros, Jane Lee, Teh-Hwa Wong, Ruben Remus, Upendra Singh

Proceedings Volume 10779, 1077905 (2018) https://doi.org/10.1117/12.2324782

KEYWORDS: Laser energy, Calibration, Signal to noise ratio, LIDAR, Sensors, Analog electronics, Pulsed laser operation, Absorption, Carbon monoxide, Signal detection

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Proceedings Article | 7 September 2017 Paper

Progress on development of an airborne two-micron IPDA lidar for water vapor and carbon dioxide column measurements

Upendra Singh, Mulugeta Petros, Tamer Refaat, Jirong Yu, Charles Antill, Bryant Taylor, Stephen Bowen, Angela Welters, Ruben Remus, Teh-Hwa Wong, Karl Reithmaier, Jane Lee, Syed Ismail

Proceedings Volume 10406, 1040603 (2017) https://doi.org/10.1117/12.2276206

KEYWORDS: LIDAR, System integration, Active remote sensing, Absorption, Atmospheric laser remote sensing, Carbon dioxide, Transmitters, Packaging, Receivers, Mercury cadmium telluride

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SPIE Journal Paper | 6 October 2014 Open Access

Sensitive infrared signal detection by upconversion technique

Teh-Hwa Wong, Jirong Yu, Yingxin Bai, William Johnson, Songsheng Chen, Mulugeta Petros, Upendra Singh

OE, Vol. 53, Issue 10, 107102, (October 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.10.107102

KEYWORDS: Upconversion, Signal detection, Sensors, Infrared radiation, Mirrors, Infrared detectors, Silicon, Crystals, LIDAR, Photonic crystals

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