I Demirtzioglou, C Lacava, K R H Bottrill, D J Thomson, G T Reed, D J Richardson, P Petropoulos Frequency comb generation in a silicon ring resonator modulator Journal Article Optics Express, 26 (2), pp. 790–797, 2018. Abstract | Links | Tags: comb generation, frequency conversion, frequency generation @article{Demirtzioglou2018,
title = {Frequency comb generation in a silicon ring resonator modulator},
author = {I Demirtzioglou and C Lacava and K R H Bottrill and D J Thomson and G T Reed and D J Richardson and P Petropoulos},
doi = {10.1364/OE.26.000790},
year = {2018},
date = {2018-01-01},
journal = {Optics Express},
volume = {26},
number = {2},
pages = {790--797},
abstract = {We report on the generation of an optical comb of highly uniform in power frequency lines (variation less than 0.7 dB) using a silicon ring resonator modulator. A characterization involving the measurement of the complex transfer function of the ring is presented and five frequency tones with a 10-GHz spacing are produced using a dual-frequency electrical input at 10 and 20 GHz. A comb shape comparison is conducted for different modulator bias voltages, indicating optimum operation at a small forward-bias voltage. A time-domain measurement confirmed that the comb signal was highly coherent, forming 20.3-ps-long pulses.},
keywords = {comb generation, frequency conversion, frequency generation},
pubstate = {published},
tppubtype = {article}
}
We report on the generation of an optical comb of highly uniform in power frequency lines (variation less than 0.7 dB) using a silicon ring resonator modulator. A characterization involving the measurement of the complex transfer function of the ring is presented and five frequency tones with a 10-GHz spacing are produced using a dual-frequency electrical input at 10 and 20 GHz. A comb shape comparison is conducted for different modulator bias voltages, indicating optimum operation at a small forward-bias voltage. A time-domain measurement confirmed that the comb signal was highly coherent, forming 20.3-ps-long pulses. |
M A Ettabib, C Lacava, Z Liu, A Bogris, A Kapsalis, M Brun, P Labeye, S Nicoletti, D Syvridis, D J Richardson, D J Richardson, P Petropoulos Wavelength conversion of complex modulation formats in a compact SiGe waveguide Journal Article Optics Express, 25 (4), pp. 3252–3258, 2017. Abstract | Links | Tags: frequency conversion, frequency generation, integrated optics, nonlinear optics, Silicon photonics, wavelength conversion @article{Ettabib2017,
title = {Wavelength conversion of complex modulation formats in a compact SiGe waveguide},
author = {M A Ettabib and C Lacava and Z Liu and A Bogris and A Kapsalis and M Brun and P Labeye and S Nicoletti and D Syvridis and D J Richardson and D J Richardson and P Petropoulos},
doi = {10.1364/OE.25.003252},
year = {2017},
date = {2017-01-01},
journal = {Optics Express},
volume = {25},
number = {4},
pages = {3252--3258},
abstract = {We report a nonlinear signal processing system based on a SiGe waveguide suitable for high spectral efficiency data signals. Four-wave-mixing (FWM)-based wavelength conversion of 10-Gbaud 16-Quadrature amplitude modulated (QAM) and 64-QAM signals is demonstrated with less than -10-dB conversion efficiency (CE), 36-dB idler optical signal-to-noise ratio (OSNR), negligible bit error ratio (BER) penalty and a 3-dB conversion bandwidth exceeding 30nm. The SiGe device was CW-pumped and operated in a passive scheme without giving rise to any two-photon absorption (TPA) effects.},
keywords = {frequency conversion, frequency generation, integrated optics, nonlinear optics, Silicon photonics, wavelength conversion},
pubstate = {published},
tppubtype = {article}
}
We report a nonlinear signal processing system based on a SiGe waveguide suitable for high spectral efficiency data signals. Four-wave-mixing (FWM)-based wavelength conversion of 10-Gbaud 16-Quadrature amplitude modulated (QAM) and 64-QAM signals is demonstrated with less than -10-dB conversion efficiency (CE), 36-dB idler optical signal-to-noise ratio (OSNR), negligible bit error ratio (BER) penalty and a 3-dB conversion bandwidth exceeding 30nm. The SiGe device was CW-pumped and operated in a passive scheme without giving rise to any two-photon absorption (TPA) effects. |
