Dr. Steve A. Pappert Profile

Dr. Steve A. Pappert

at Booz Allen Hamilton

SPIE Involvement:

Author

Publications (20)

Proceedings Article | 16 May 2001 Paper

Paper

Electroabsorption devices as a linear mixer for frequency conversion

Dong-Soo Shin, William Chang, Chen Sun, Stephen Pappert, Paul Yu

Proceedings Volume 4290, (2001) https://doi.org/10.1117/12.426912

KEYWORDS: Sensors, Phase measurement, Signal attenuation, Modulators, Remote sensing, Interference (communication), Optical fibers, Antennas, Frequency conversion, Oscillators

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Proceedings Article | 7 September 2000 Paper

Paper

Module to determine the optimum bias of a semiconductor EA modulator

Jessica Huntington, William Chang, Paul Yu, Stephen Pappert, Chen Sun

Proceedings Volume 4112, (2000) https://doi.org/10.1117/12.399390

KEYWORDS: Modulators, Microcontrollers, Analog electronics, Semiconductors, Photodetectors, Optical components, Software, Sun, Radio optics, Fiber optics

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Proceedings Article | 19 April 2000 Paper

Paper

Design and fabrication of traveling wave electroabsorption modulator

Guoliang Li, Dong-Soo Shin, William Chang, Peter Asbeck, Paul Yu, Chen Sun, Stephen Pappert, Richard Nguyen

Proceedings Volume 3950, (2000) https://doi.org/10.1117/12.382169

KEYWORDS: Waveguides, Modulators, Modulation, Inductance, Analog electronics, Microwave radiation, Circuit switching, Capacitance, Resistance, Curium

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Proceedings Article | 30 April 1999 Paper

Paper

Waveguide heterojunction phototransistors for the analog fiber optic link and signal processing applications

Dong-Soo Shin, Hao Jiang, Chen Sun, Wei-Xi Chen, J. Zhu, Stephen Pappert, Paul Yu

Proceedings Volume 3631, (1999) https://doi.org/10.1117/12.348301

KEYWORDS: Waveguides, Analog electronics, Fiber optics, Heterojunctions, Phototransistors, Modulation, Signal detection, Nonlinear optics, Signal processing, Integrated optics

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Proceedings Article | 4 December 1998 Paper

Paper

Performance of QAM fiber optic links under the influence of RF phase noise

Apurva Mody, Mehdi Shadaram, Stephen Pappert, Pritam Kabe

Proceedings Volume 3491, (1998) https://doi.org/10.1117/12.328787

KEYWORDS: Quadrature amplitude modulation, Receivers, Fiber optics, Modulation, Numerical integration, Error analysis, Modulators, Interference (communication), Semiconductor lasers, Electroluminescence

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Proceedings Article | 3 November 1998 Paper

Paper

Fiber optic signal processing of ultrawideband signals

Ronald Mathis, William Floyd, Stephen Pappert, Richard Orazi

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330385

KEYWORDS: Signal processing, Filtering (signal processing), Fiber optics, Optical filters, Wavelets, Semiconductor lasers, Modulation, Fiber optics tests, Linear filtering, Electronic filtering

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Proceedings Article | 3 November 1998 Paper

Paper

Photonic link technology for shipboard rf signal distribution

Stephen Pappert, Chen Sun, Richard Orazi, Tom Weiner

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330381

KEYWORDS: Modulators, Modulation, Antennas, Analog electronics, Semiconductor lasers, Fiber optics, Extremely high frequency, Sensors, Signal attenuation, Semiconductors

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Proceedings Article | 3 November 1998 Paper

Paper

Novel structure for dual-function electroabsorption waveguide modulator/phototransistor

Dong-Soo Shin, Chen Sun, Wei-Xi Chen, Stephen Pappert, J. Zhu, Richard Nguyen, Yet Zen Liu, Paul Yu

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330400

KEYWORDS: Modulators, Waveguides, Sensors, Phototransistors, Photodetectors, Absorption, Etching, Modulation, Lanthanum, Heterojunctions

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Proceedings Article | 3 November 1998 Paper

Paper

Methods for optical generation of millimeter-wave signals

Guifang Li, Kevin Magde, Stephen Pappert

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330393

KEYWORDS: Modulation, Semiconductor lasers, Signal generators, Barium, Numerical simulations, Optical simulations, Sodium, Partial differential equations, Niobium, Astatine

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Proceedings Article | 3 November 1998 Paper

Paper

Design for a high-dynamic-range electroabsorption waveguide modulator

Robert Welstand, Wei-Xi Chen, J. Zhu, Paul Yu, Chen Sun, Stephen Pappert, Richard Nguyen, Yet Zen Liu

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330391

KEYWORDS: Modulators, Absorption, Waveguides, Quantum wells, Modulation, Mathematical modeling, Calibration, Polarization, Intermodulation, Temperature metrology

Proceedings Article | 19 August 1998 Paper

Paper

Laser/modulator module for analog fiber optic links

Paul Yu, J. Zhu, Wei-Xi Chen, Guoliang Li, Robert Welstand, Stephen Pappert, Chen Sun, Richard Nguyen, Yet Zen Liu

Proceedings Volume 3547, (1998) https://doi.org/10.1117/12.319631

KEYWORDS: Modulators, Analog electronics, Fiber lasers, Fiber optics, Transmitters, Extremely high frequency, Waveguides, Laser applications, Antennas, Microwave radiation

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Proceedings Article | 23 October 1997 Paper

Paper

Planar photoelastic effect for rf photonics system

Qizhi Liu, Wei-Xi Chen, Robert Welstand, Z. Guan, Q. Xing, Hao Jiang, Stephen Pappert, Hans Zappe, S. Lau, Paul Yu

Proceedings Volume 3160, (1997) https://doi.org/10.1117/12.283937

KEYWORDS: Photoelasticity, Waveguides, Laser vision correction, Semiconductor lasers, RF photonics, Monochromatic aberrations, Modulators, Phased array optics, Ion implantation, Continuous wave operation

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Proceedings Article | 1 July 1997 Paper

Paper

Dual function electroabsorption waveguide modulator/detector for photonic rf signal processing

Robert Welstand, Stephen Pappert, Chen Sun, Hao Jiang, Guoliang Li, Wei-Xi Chen, J. Zhu, Yet Zen Liu, Paul Yu

Proceedings Volume 3075, (1997) https://doi.org/10.1117/12.277627

KEYWORDS: Waveguides, Modulators, Sensors, Antennas, Signal detection, Transceivers, Absorption, Distortion, Signal processing, Diodes

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Proceedings Article | 10 April 1997 Paper

Paper

Tunable RF optical source using harmonic carrier generation

Stephen Pappert, Chen Sun, Richard Orazi

Proceedings Volume 3038, (1997) https://doi.org/10.1117/12.271448

KEYWORDS: Extremely high frequency, Modulators, Interference (communication), Signal generators, Sensors, Phase measurement, Signal detection, Fiber optics, Modulation, Optical modulators

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Proceedings Article | 22 November 1996 Paper

Paper

Phase noise and dynamic range of analog fiber links using electroabsorption modulators

Robert Welstand, Richard Orazi, Chen Sun, Hemonth Rao, Yet Zen Liu, Stephen Pappert, Paul Yu

Proceedings Volume 2844, (1996) https://doi.org/10.1117/12.259024

KEYWORDS: Modulators, Phase shift keying, Fiber couplers, Waveguides, Phase measurement, Interference (communication), Fiber optics tests, Fiber optics, Amplitude modulation, Modulation

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Proceedings Article | 22 November 1996 Paper

Paper

Novel planar electroabsorption waveguide modulator for rf applications

Qizhi Liu, Robert Welstand, Richard Orazi, Stephen Pappert, Paul Yu, S. Lau

Proceedings Volume 2844, (1996) https://doi.org/10.1117/12.259023

KEYWORDS: Modulators, Waveguides, Planar waveguides, Photoelasticity, Ion implantation, Capacitance, Helium, Near field optics, Signal attenuation, Thin film devices

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Proceedings Article | 1 October 1995 Paper

Paper

High dynamic range in electroabsorption modulator for analog links

Robert Welstand, Chen Sun, Yet Zen Liu, Stephen Pappert, J. Zhu, Jin Chen, Paul Yu

Proceedings Volume 2560, (1995) https://doi.org/10.1117/12.218532

KEYWORDS: Modulators, Intermodulation, Waveguides, Sensors, Distortion, Signal detection, High dynamic range imaging, Analog electronics, Modulation, Polarization

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Proceedings Article | 1 October 1995 Paper

Paper

Phase and amplitude stability of broadband analog fiber optic links

Chen Sun, Gary Anderson, Richard Orazi, Mark Berry, Stephen Pappert, Mehdi Shadaram

Proceedings Volume 2560, (1995) https://doi.org/10.1117/12.218533

KEYWORDS: Modulation, Fiber optics, Analog electronics, Antennas, Microwave radiation, Semiconductor lasers, Temperature metrology, Phase measurement, Phased arrays, Phase shift keying

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Proceedings Article | 10 June 1994 Paper

Paper

Semiconductor electroabsorption waveguide modulator for shipboard analog link applications

Yet Zen Liu, Jin Chen, Stephen Pappert, Richard Orazi, Andrew Williams, Albert Kellner, X. Jiang, Paul Yu

Proceedings Volume 2155, (1994) https://doi.org/10.1117/12.177389

KEYWORDS: Modulators, Analog electronics, Semiconductors, Waveguides, Fiber optics, Modulation, Switching

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Proceedings Article | 1 August 1991 Paper

Paper

Broadband electromagnetic environment monitoring using semiconductor electroabsorption modulators

Stephen Pappert, S. Lin, Richard Orazi, Matthew McLandrich, Paul Yu, Shing Li

Proceedings Volume 1476, (1991) https://doi.org/10.1117/12.45579

KEYWORDS: Modulators, Waveguides, Fiber optics, Modulation, Near field optics, Semiconductors, Quantum wells, Antennas, Sensors, Electromagnetism

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Showing 5 of 20 publications

Conference Committee Involvement (6)

Laser Resonators, Microresonators, and Beam Control XIV

22 January 2012 | San Francisco, California, United States

Laser Resonators and Beam Control XIII

23 January 2011 | San Francisco, California, United States

Laser Resonators and Beam Control XII

24 January 2010 | San Francisco, California, United States

Laser Resonators and Beam Control XI

26 January 2009 | San Jose, California, United States

Radio Frequency Photonic Devices and Systems III

29 January 2003 | San Jose, CA, United States

Showing 5 of 6 Conference Committees

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