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Increased linear dynamic range by low biasing the Mach-Zehnder modulator
Operating a Mach-Zehnder modulator at an optical bias below the conventional 50% (quadrature) bias is investigated. Theoretical distortion curves as a function of bias have been calculated andExpand
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High-saturation high-speed traveling-wave InGaAsP-InP electroabsorption modulator
High-saturation power traveling-wave electroabsorption modulators (TW-EAMs) with modulation bandwidth greater than 40 GHz have been demonstrated. Microwave properties of the TW-EAM waveguide areExpand
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Linearization of 1.3-/spl mu/m MQW electroabsorption modulators using an all-optical frequency-insensitive technique
A novel all-optical linearization technique has been developed for discrete multiquantum-well electroabsorption modulators by exploiting the wavelength dependence of the quantum-confined StarkExpand
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Spur-free dynamic range measurements of a fiber optic link with traveling wave linearized directional coupler modulators
Two-tone testing was performed on a laboratory fiber optic link with LiNbO/sub 3/ traveling wave linearized directional coupler modulators. The third-order distortion was measured at 500 MHz and 1000Expand
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Gain Limit in Analog Links Using Electroabsorption Modulators
Analog optical links using electroabsorption modulators have a gain limit caused by the photocurrent in the modulator. The gain limit results in a minimum link noise figure as well. The gain limit isExpand
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  • PDF
Optoelectronic RF signal mixing using an electroabsorption waveguide as an integrated photodetector/mixer
  • D. Shin, G. Li, +4 authors P. Yu
  • Materials Science
  • IEEE Photonics Technology Letters
  • 1 February 2000
We demonstrate for the first time an electroabsorption (EA) waveguide utilized as an integrated photodetector/mixer for frequency conversion of radio frequency signals, through field-controlledExpand
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High-power intrastep quantum well electroabsorption modulator using single-sided large optical cavity waveguide
  • J. Chen, Y. Wu, +4 authors P. Yu
  • Materials Science
  • IEEE Photonics Technology Letters
  • 1 February 2004
A novel electroabsorption modulator (EAM) using intrastep quantum wells (IQWs) and a single-sided large optical cavity waveguide is demonstrated to operate at up to 100 mW of input optical power.Expand
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  • PDF
Electroabsorption in lattice-matched InGaAlAs-InAlAs quantum wells at 1.3 μm
Electroabsorption properties of (In/sub 0.53/Ga/sub 0.47/As)/sub 0.7/ (In/sub 0.52/Al/sub 0.48/As)/sub 0.3/-In/sub 0.52/Al/sub 0.48/As quantum wells were investigated experimentally and analyticallyExpand
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High Power MQW Electroabsorption Modulator with a Waveguide Taper
Peripheral coupled waveguide (PCW) electro-absorption modulator (EAM) with different dimensions is studied. By incorporating a waveguide taper in the PCW to reduce the absorption at the input facetExpand
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Experimental study of efficiency-bandwidth tradeoff of electroabsorption waveguide modulators for microwave photonic links
  • K. Loi, X. Mei, +5 authors W.S.C. Chang
  • Materials Science
  • Conference Proceedings. LEOS '97. 10th Annual…
  • 10 November 1997
We have investigated the dependence of the slope efficiency of InAsP-GaInP strain-compensated 1.3 /spl mu/m MQW electroabsorption waveguide modulators on the device length. The tradeoff betweenExpand
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