Search Results - "Astar, W."

Polarization attraction of 10-Gb/s NRZ-BPSK signal in a highly nonlinear fiber by DeLong, A, Astar, W, Mahmood, T, Carter, G M

“…Polarization attraction of a 10-Gb/s non-return-to-zero binary phase-shift keyed (NRZ-BPSK) signal has been successfully demonstrated for the first time in a…”
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Evaluation of the robustness of polarization attraction for 10.7-GBaud NRZ-BPSK after long-haul 100-GHz DWDM transmission by DeLong, A, Astar, W, Cannon, B M, Carter, G M

“…An investigation was carried out on the polarization attraction (PA) of a polarization-scrambled 10.7-GBaud NRZ-BPSK signal in a 1-km-long highly nonlinear…”
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Polarization-insensitive all-optical dual pump-phase transmultiplexing from 2 × 10-GBd OOKs to 10-GBd RZ-QPSK using cross-phase modulation in a birefringent nonlinear PCF by Mahmood, T, Cannon, B M, Astar, W, Carter, G M

“…Polarization-insensitive (PI) all-optical dual pump-phase transmultiplexing from 2 × 10-GBd OOKs to 10-GBd RZ-QPSK was successfully demonstrated in a…”
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Conversion of RZ-OOK to RZ-BPSK by XPM in a Passive AlGaAs Waveguide by Astar, W., Apiratikul, P., Cannon, B. M., Mahmood, T., Wathen, J. J., Hryniewicz, J. V., Kanakaraju, S., Richardson, C. J. K., Murphy, T. E., Carter, G. M.

“…The conversion of data modulation format from 10-Gb/s return-to-zero on-off keying (RZ-OOK) to 10-Gb/s RZ binary phase-shift keying (RZ-BPSK) has been…”
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Wavelength Conversion of 10-Gb/s RZ-OOK Using Filtered XPM in a Passive GaAs-AlGaAs Waveguide by Astar, W, Apiratikul, Paveen, Murphy, T E, Carter, G M

“…Wavelength conversion of a 10-Gb/s return-to-zero on-off-keyed (RZ-OOK) signal has been achieved using transient cross-phase modulation in a passive…”
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All-Optical Format Conversion of NRZ-OOK to RZ-OOK in a Silicon Nanowire Utilizing Either XPM or FWM and Resulting in a Receiver Sensitivity Gain of similar to 2.5 dB by Astar, W, Driscoll, Jeffrey B, Liu, Xiaoping, Dadap, Jerry I, Green, William MJ, Vlasov, Yurii A, Carter, Gary M, Osgood, Richard M

“…All-optical format conversion of 10 Gb/s non-return-to-zero on-off keying (NRZ-OOK) to RZ-OOK has been successfully achieved, for the first time to our…”
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Polarization-insensitive, 40 Gb/s wavelength and RZ-OOK-to-RZ-BPSK modulation format conversion by XPM in a highly nonlinear PCF by Astar, W, Wei, C-C, Chen, Y-J, Chen, J, Carter, G M

“…Polarization-insensitive wavelength conversion, as well as the conversion of return-to-zero (RZ) ON-OFF keying (RZ-OOK) to RZ binary phase-shift keying…”
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All-optical amplitude-phase transmultiplexing of RZ-OOK and RZ-BPSK to RZ-QPSK by polarization-insensitive XPM using a nonlinear birefringent AlGaAs waveguide by Cannon, B M, Mahmood, T, Astar, W, Apiratikul, P, Porkolab, G, Boudra, P, Mohsenin, T, Richardson, C J K, Carter, G M

“…Polarization-insensitive (PI) phase-transmultiplexing (PTM) of a 10-Gb/s return-to-zero ON-OFF keying (RZ-OOK) pump and a 10-Gb/s RZbinary phase-shift keying…”
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10-Gb/s Wavelength and Pulse Format Conversion Using Four-Wave Mixing in a GaAs Waveguide by Apiratikul, Paveen, Astar, W., Carter, Gary M., Murphy, Thomas E.

“…We demonstrate the simultaneous conversion of wavelength and nonreturn-to-zero to return-to-zero (RZ) format at 10 Gb/s, using four-wave mixing in a passive…”
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Data Transfer From RZ-OOK to RZ-BPSK by Polarization-Insensitive XPM in a Passive Birefringent Nonlinear AlGaAs Waveguide by Cannon, B. M., Astar, W., Mahmood, T., Apiratikul, P., Porkolab, G. A., Richardson, C. J. K., Carter, G. M.

“…The polarization-insensitive data transfer of 10-Gb/s return-to-zero ON-OFF keying (RZ-OOK) to RZ-binary phase-shift keying (RZ-BPSK) has been successfully…”
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On the Theory and Errata to "Data Transfer From RZ-OOK to RZ-BPSK by Polarization-Insensitive XPM in a Passive Birefringent Nonlinear AlGaAs Waveguide" by Astar, W., Cannon, Brice M., Mahmood, Tanvir, Apiratikul, Paveen, Porkolab, G. A., Richardson, C. J. K., Carter, Gary M.

“…The dependence of the nonlinear coefficients on the transverse profiles of the pump and the probe fields, which is especially important for a highly…”
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Conversion of 10 Gb/s NRZ-OOK to RZ-OOK utilizing XPM in a Si nanowire by Astar, W, Driscoll, Jeffrey B, Liu, Xiaoping, Dadap, Jerry I, Green, William M J, Vlasov, Yurii A, Carter, Gary M, Osgood, Richard M

“…We have demonstrated for the first time to our knowledge, the conversion of 10 Gb/s non-return-to-zero (NRZ) on-off keying (NRZ-OOK) to RZ-OOK using…”
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Polarization-Insensitive Wavelength Conversion by FWM in a Highly Nonlinear PCF of Polarization-Scrambled 10-Gb/s RZ-OOK and RZ-DPSK Signals by Astar, W., Lenihan, A.S., Carter, G.M.

“…Wavelength conversion of polarization-scrambled 10-Gb/s on-off keyed and differential phase-shift-keyed signals for which the pulse format was 33%…”
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Mitigation of XPM Penalty in 10-Gb/s OOK/DBPSK Mixed Modulation Format 50-GHz-Spaced WDM Transmission by Conversion of OOK to BPSK Using an SOA by Astar, W., Carter, G.M.

“…Copropagation of return-to-zero differential binary phase-shift keying (RZ-DBPSK) with RZ on-off keying (RZ-OOK) in wavelength-division-multiplexed (WDM)…”
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All-Optical Wavelength Conversion of 10 Gb/s RZ-OOK Data in a Silicon Nanowire via Cross-Phase Modulation: Experiment and Theoretical Investigation by Driscoll, Jeffrey B., Astar, W., Liu, Xiaoping, Dadap, Jerry I., Green, William M. J., Vlasov, Yurii A., Carter, Gary M., Osgood, Richard M.

“…Wavelength conversion of a 10 Gb/s 2.7%-duty-cycle return-to-zero (RZ) OOK (RZ-OOK) signal using XPM in a compact silicon nanowire waveguide (Si nanowire) and…”
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Theoretical investigation of polarization-insensitive data format conversion of RZ-OOK to RZ-BPSK in a nonlinear birefringent fiber by Wei, C C, Astar, W, Chen, J, Chen, Y-J, Carter, G M

“…Polarization-insensitive conversion of return-to-zero (RZ) ON-OFF keying (RZ-OOK) to RZ binary phase-shift keying (RZ-BPSK) has been achieved by cross-phase…”
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Polarization-Insensitive Wavelength Conversion and Transmultiplexing in AlGaAs Waveguides by Carter, Gary M., Cannon, Brice M., Mahmood, T., Astar, W.

“…By exploiting the inherent birefringence and strong third-order susceptibility of AlGaAs waveguides, we demonstrated several all-optical…”
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Erratum to "Polarization-Insensitive Wavelength Conversion by FWM in a Highly Nonlinear PCF of Polarization-Scrambled 10-Gb/s RZ-OOK and RZ-DPSK Signals" by Astar, W., Lenihan, A. S., Carter, G. M.

“…In the above titled paper (ibid., vol. 19, no. 20, pp. 1676-1678), a production error caused a greater-than sign to be changed to a less-than sign. The correct…”
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Performance of DBPSK in a 5 × 10 Gb/s mixed modulation format Raman/EDFA WDM system by Astar, W, Lenihan, A.S, Carter, G.M

“…The impact of varying the pulse format as well as the data format of side channels on a differential binary phase-shift-keyed (DBPSK) center channel, as a…”
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New Generalized Expressions for the Electromagnetic Fields of the Hybrid Modes of an Optical Fiber Using Complex and Bi-Complex Mathematics by Astar, W

“…The electromagnetic fields of the hybrid modes of an optical fiber are reformulated using bi-complex mathematics, which leads to simpler expressions relative…”
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