Search Results - "Dummer, Matthew M"

Selectively-undercut traveling-wave electroabsorption modulators incorporating a p-InGaAs contact layer by Dummer, Matthew M, Raring, James R, Klamkin, Jonathan, Tauke-Pedretti, Anna, Coldren, Larry A

“…A novel fabrication process has been developed for fabricating undercut-etched electroabsorption modulators that are compatible with tunable lasers. This…”
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Frequency domain diffuse optical spectroscopy with a near-infrared tunable vertical cavity surface emitting laser by Kitsmiller, Vincent J, Dummer, Matthew M, Johnson, Klein, Cole, Garrett D, O'Sullivan, Thomas D

“…We present an approach for performing frequency domain diffuse optical spectroscopy (fd-DOS) utilizing a near-infrared tunable vertical cavity surface emitting…”
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Widely Tunable Separate Absorption and Modulation Wavelength Converter With Integrated Microwave Termination by Dummer, M.M., Sysak, M.N., Tauke-Pedretti, A., Raring, J.W., Klamkin, J., Coldren, L.A.

“…A widely tunable wavelength converter utilizing a separate absorption and modulation configuration and only dc bias connections is demonstrated. The device…”
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Separate Absorption and Modulation Mach-Zehnder Wavelength Converter by Tauke-Pedretti, A., Dummer, M.M., Sysak, M.N., Barton, J.S., Klamkin, J., Raring, J.W., Coldren, L.A.

“…A monolithic separate absorption and moduation region (SAM) wavelength converter is demonstrated. The transmitter consists of a sampled-grating DBR (SGDBR)…”
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Periodic Loading and Selective Undercut Etching for High-Impedance Traveling-Wave Electroabsorption Modulators by Dummer, Matthew M, Klamkin, Jonathan, Norberg, Erik J, Raring, James W, Tauke-Pedretti, Anna, Coldren, Larry A

“…For the first time, selective undercut etching and periodically loaded electrodes are combined to improve impedance and velocity matching for traveling-wave…”
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40 Gb/s Field-Modulated Wavelength Converters for All-Optical Packet Switching by Dummer, M.M., Klamkin, J., Tauke-Pedretti, A., Coldren, L.A.

“…We present a high-functionality photonic integrated circuit that performs field-modulated wavelength conversion. This device incorporates an on-chip sampled…”
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A bit-rate-transparent monolithically integrated wavelength converter by Dummer, Matthew M., Klamkin, Jonathan, Tauke-Pedretti, Anna, Coldren, Larry A.

“…We demonstrate a monolithic wavelength converter based on a PD-EAM optical gate and tunable SGDBR laser operating at any bit rate up to 40 Gb/s in both NRZ and…”
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Transmission Line Characterization of Undercut-Ridge Traveling-Wave Electroabsorption Modulators by Dummer, M.M., Klamkin, J., Norberg, E.J., Tauke-Pedretti, A., Raring, J.W., Coldren, L.A.

“…An experimental analysis of the electrical properties of traveling-wave electroabsorption modulators with undercut waveguides is presented. Modulators of…”
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Highly Polarized Single-Chip ELED Sources Using Oppositely Strained MQW Emitters and Absorbers by Nicholes, S.C., Raring, J.W., Norberg, E.J., Wang, C.S., Dummer, M.M., DenBaars, S.P., Coldren, L.A.

“…Integrated polarizer components with polarization extinctions 40 dB are desirable for state-of-the-art photonic integrated circuits. We demonstrate 60-dB…”
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40 Gb/s widely tunable wavelength converter with a photocurrent-driven high-impedance TW-EAM and SGDBR laser by Dummer, M.M., Klamkin, J., Tauke-Pedretti, A., Coldren, L.A.

“…We demonstrate a monolithic transceiver which integrates pre-amplified QW-pin receiver with a tunable SGDBR laser and high-impedance EAM. This device performs…”
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Monolithically integrated optical transceivers for high-speed wavelength conversion by Dummer, Matthew M

“…Wavelength conversion is an important function for future optical networks. Wavelength conversion mitigates signal contention in high traffic networks,…”
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A bit-rate-transparent monolithically integrated wavelength converter by Dummer, M.M., Klamkin, J., Tauke-Pedretti, A., Coldren, L.A.

“…We demonstrate a monolithic wavelength converter based on a PD-EAM optical gate and tunable SGDBR laser operating at any bit rate up to 40 Gb/s in both NRZ and…”
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Monolithically integrated optical transceivers for high-speed wavelength conversion by Dummer, Matthew M

“…Wavelength conversion is an important function for future optical networks. Wavelength conversion mitigates signal contention in high traffic networks,…”
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Widely tunable single-chip transceiver for 10 Gb/s wavelength conversion by Dummer, Matthew M., Sysak, Matthew N., Raring, James W., Tauke-Pedretti, Anna, Coldren, Larry A.

“…Wavelength conversion is an essential function in wavelength-division-multiplexing (WDM) optical networks, as it enables better utilization of bandwidth and…”
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Integration of a Traveling-Wave Electro-Absorption Modulator with a Widely Tunable SG-DBR Laser by Dummer, M.M., Sysak, M.N., Raring, J.W., Tauke-Pedretti, A., Coldren, L.A.

“…A widely tunable transmitter integrating a sampled grating DBR laser and traveling wave EAM with on-chip termination is presented. The transmitter exhibits a…”
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Laser source development for infrared neural stimulation by Keller, Matthew D., Stafford, James W., Stafford, Ryan C., Norton, Bryan J., Wells, Jonathon D., Bendett, Mark C., Dummer, Matthew M., Hibbs-Brenner, Mary

“…Infrared neural stimulation (INS) has emerged as a complementary technology to electrical stimulation with greater precision and no stimulation artifact. Many…”
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Field-modulated packet forwarding chips for label-switched optical routing by Dummer, M.M., Klamkin, J., Tauke-Pedretti, A., Nguyen, K.N., Coldren, L.A.

“…We demonstrate a single-chip 40 Gb/s wavelength converter based on an SG-DBR laser and field-modulated optical gate. This device also performs 10 Gb/s label…”
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Recent progress on LASOR optical router and related integrated technologies by Barton, J.S., Masanovic, M.L., Dummer, M.M., Tauke-Pedretti, A., Burmeister, E.F., Koch, B.R., Summers, J.A., Coldren, L.A., Bowers, J.E., Blumenthal, D.J.

“…In this talk we review the latest progress on the DOD-N LASOR optical router project. Architectural studies including design and buffering will be discussed as…”
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Uni-Traveling-Carrier Photodiodes with Increased Output Response and Low Intermodulation Distortion by Klamkin, J., Ramaswamy, A., Yu-Chia Chang, Johansson, L.A., Dummer, M.M., Bowers, J.E., DenBaars, S.P., Coldren, L.A.

“…Waveguide uni-traveling-carrier photodiodes have been fabricated and tested to investigate the influence of the doping profile in several of the device layers…”
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