Dr. David Zheng Profile

Dr. David Zheng

Senior Engineer at LiteCrown Consulting

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 16 February 2010 Paper

A compact high-performance germanium photodetector integrated on 0.25um thick silicon-on-insulator waveguide

Ning-Ning Feng, Shirong Liao, Po Dong, Dawei Zheng, Hong Liang, Cheng-Chih Kung, Roshanak Shafiiha, Dazeng Feng, Guoliang Li, John Cunningham, Ashok Krishnamoorthy, Mehdi Asghari

Proceedings Volume 7607, 760704 (2010) https://doi.org/10.1117/12.841052

KEYWORDS: Germanium, Waveguides, Silicon, Photodetectors, Measurement devices, Metals, Semiconducting wafers, Silicon photonics, Scanning electron microscopy, Capacitance

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Proceedings Article | 13 February 2008 Paper

Efficient silicon-photonic modulator with recessed electrodes

D. Zheng, B. Smith, M. Asghari

Proceedings Volume 6898, 68980A (2008) https://doi.org/10.1117/12.764419

KEYWORDS: Doping, Silicon, Modulators, Waveguides, Signal attenuation, Electrodes, Diodes, Silicon photonics, Photonics, Integrated optics

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Proceedings Article | 9 February 2007 Paper

Assessment of the effective carrier lifetime in a SOI p-i-n diode Si modulator using the reverse recovery method

D. Zheng, B. Thomas Smith, M. Asghari

Proceedings Volume 6477, 647711 (2007) https://doi.org/10.1117/12.699723

KEYWORDS: Modulators, Diodes, Waveguides, Silicon, Signal attenuation, Semiconducting wafers, Absorption, Silicon photonics, Raman spectroscopy, Resistors

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Proceedings Article | 6 February 2007 Paper

Progress in manufactured silicon photonics

B. Thomas Smith, Dazeng Feng, Hongbing Lei, Dawei Zheng, Joan Fong, Peter Zhou, Mehdi Asghari

Proceedings Volume 6477, 647702 (2007) https://doi.org/10.1117/12.701310

KEYWORDS: Silicon, Manufacturing, Silicon photonics, Photonic integrated circuits, Waveguides, Reliability, Polishing, Standards development, Semiconducting wafers, Optical fibers

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Proceedings Article | 1 March 2006 Paper

Design of a 10 GHz silicon modulator based on a 0.25 μm CMOS process: a silicon photonic approach

D. Zheng, D. Feng, G. Gutierrez, T. Smith

Proceedings Volume 6125, 61250E (2006) https://doi.org/10.1117/12.644942

KEYWORDS: Waveguides, Silicon, Diodes, Modulators, Capacitance, Silicon photonics, Etching, Optical interconnects, Metals, Picosecond phenomena

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