Dr. Richard Lai Profile

Dr. Richard Lai

Analyst at Northrop Grumman Corp

SPIE Involvement:

Author

Publications (10)

SPIE Journal Paper | 22 May 2012

Amplifier based broadband pixel for sub-millimeter wave imaging

Stephen Sarkozy, Kevin Leong, Richard Lai, Xiaobing Mei, Wayne Yoshida, Michael Lange, Jane Lee, William Deal, Jonathan Drewes

OE, Vol. 51, Issue 9, 091602, (May 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.9.091602

KEYWORDS: Extremely high frequency, Imaging systems, Amplifiers, Transistors, Terahertz radiation, Optical amplifiers, Receivers, Signal attenuation, Antennas, Integrated circuits

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Proceedings Article | 26 May 2011 Paper

Broadband sub-millimeter wave amplifer module with 38dB gain and 8.3dB noise figure

S. Sarkozy, K. Leong, R. Lai, R. Leakey, W. Yoshida, X. Mei, J. Lee, P.-H. Liu, B. Gorospe, W. Deal

Proceedings Volume 8023, 80230G (2011) https://doi.org/10.1117/12.884251

KEYWORDS: Amplifiers, Extremely high frequency, Terahertz radiation, Imaging systems, Waveguides, Transistors, Antennas, Sensors, Semiconducting wafers, Electronics

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Proceedings Article | 5 March 2003 Paper

Terahertz-frequency receiver instrumentation for Herschel's heterodyne instrument for far infrared (HIFI)

John Pearson, Imran Mehdi, Erich Schlecht, Frank Maiwald, Alain Maestrini, John Gill, Suzanne Martin, Dave Pukala, J. Ward, Jonathan Kawamura, William McGrath, William Hatch, Dennis Harding, Henry LeDuc, Jeffry Stern, Bruce Bumble, Lorene Samoska, Todd Gaier, Robert Ferber, David Miller, Alexandre Karpov, Jonas Zmuidzinas, Thomas Phillips, Neal Erickson, Jerry Swift, Yun Chung, Richard Lai, Huei Wang

Proceedings Volume 4850, (2003) https://doi.org/10.1117/12.461757

KEYWORDS: Amplifiers, Oscillators, Receivers, Terahertz radiation, Diodes, Heterodyning, Niobium, Field effect transistors, Cryogenics, Optical amplifiers

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Proceedings Article | 17 February 2003 Paper

183-GHz InP MMIC based radiometer

Michael Sholley, Gregory Barber, Rohit Raja, Bruce Osgood, Ronald Grundbacher, Richard Lai, Robert Haas, Paul Lee, Mike Barsky, Matt Nishimoto, Linda Reed, Ming Jong Shiau, Robert Lyons, Farman Mesdagli, Randolph Quon, Robert Whittemore

Proceedings Volume 4855, (2003) https://doi.org/10.1117/12.459200

KEYWORDS: Amplifiers, Radiometry, Waveguides, Receivers, Photography, Sensors, Bandpass filters, Quartz, Field effect transistors, Image filtering

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Proceedings Article | 28 July 2000 Paper

MMIC power amplifiers as local oscillator drivers for FIRST

Lorene Samoska, Todd Gaier, Alejandro Peralta, Sander Weinreb, Jean Bruston, Imran Mehdi, Yaochung Chen, Hsin Liao, Matt Nishimoto, Richard Lai, Huei Wang, Y. Leong

Proceedings Volume 4013, (2000) https://doi.org/10.1117/12.393983

KEYWORDS: Amplifiers, Waveguides, Photography, Oscillators, Interferometric modulator displays, Terahertz radiation, Fourier transforms, Cryogenics, Temperature metrology, Nanoimprint lithography

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Proceedings Article | 14 July 1999 Paper

140-GHz passive millimeter-wave video camera

Larry Yujiri, Steven Fornaca, Bruce Hauss, Roger Kuroda, Richard Lai, Merit Shoucri

Proceedings Volume 3703, (1999) https://doi.org/10.1117/12.353006

KEYWORDS: Cameras, Target detection, Fiber optic gyroscopes, Passive millimeter wave sensors, Field effect transistors, Video, Spatial resolution, Imaging systems, Clouds, Video surveillance

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Proceedings Article | 31 July 1998 Paper

W-band HEMT-based power-amplifier module for millimeter-wave LO multipliers

Todd Gaier, Imran Mehdi, Jacob Kooi, B. Fujiwara, Richard Lai

Proceedings Volume 3357, (1998) https://doi.org/10.1117/12.317344

KEYWORDS: Amplifiers, Receivers, Oscillators, Field effect transistors, Diodes, Temperature metrology, Waveguides, Interference (communication), Heterodyning, Radiometry

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Proceedings Article | 18 December 1996 Paper

Noise performance of a cryogenically cooled 94-GHz InP MMIC amplifier and radiometer

Todd Gaier, Michael Seiffert, P. Meinhold, Philip Lubin, Michael Sholley, Richard Lai, Huei Wang, Barry Allen, Bruce Osgood, Tom Block, Po-Hsin Liu, Charles Jackson, Charles Lawrence

Proceedings Volume 2842, (1996) https://doi.org/10.1117/12.262791

KEYWORDS: Amplifiers, Radiometry, Cryogenics, Temperature metrology, Field effect transistors, Waveguides, Gallium arsenide, Transistors, Optical isolators, Silicon

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Proceedings Article | 18 December 1996 Paper

Q-band monolithic rf optical photoreceiver using InP-based PIN-HEMT MBE selective epitaxy

Richard Lai, Lawrence Lembo, Dennis Lo, Dwight Streit, Rosie Dia, Po-Hsin Liu, Fernando Alvarez, John Brock

Proceedings Volume 2842, (1996) https://doi.org/10.1117/12.262762

KEYWORDS: Epitaxy, Wafer-level optics, Semiconducting wafers, Molecular beam epitaxy, Photodiodes, Optical amplifiers, Heterodyning, Modulation, Spectrum analysis

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Proceedings Article | 14 December 1994 Paper

Millimeter-wave power HEMT technology

Huan-Chun Yen, K. Tan, Richard Lai, C. Chen, Mike Biedenbender, Dwight Streit, Michael Wojtowicz

Proceedings Volume 10276, 1027607 (1994) https://doi.org/10.1117/12.194301

KEYWORDS: Field effect transistors, Amplifiers, Solid state electronics, Reliability

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Showing 5 of 10 publications

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