electro-absorption modulator


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electro-absorption modulator

A semiconductor diode that modulates light from a laser that is separate from it, but may be fabricated on the same wafer. Turning the current on causes absorption of the light. See fiber optics glossary.
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55 um electro-absorption modulator integrated DFB laser module for 2-km transmission for the first time.
Building upon AMCC's commitment to being a complete solution provider, the S3093 is designed to seamlessly interface with AMCC's S3099 OC-192 electro-absorption modulator (EAM) driver and the FEC, digital wrapper device (HUDSON).
Electro-Absorption Modulator Provide Error-Free Transmission
At this week s IEEE International Electron Devices Meeting (IEDM 2014), nanoelectronics research center imec and its associated lab at Ghent University have demonstrated the industry s first integrated graphene optical electro-absorption modulator (EAM) capable of 10Gb/s modulation speed.
Since conventional electro-absorption modulator integrated lasers (EML) or Mach-Zehnder modulators used in long-distance transmission are limited to a distance of around 80 km there has been demand for longer-range capability.
Avanex offers Fabry-Perot (FP) and Distributed Feedback (DFB) laser chips, monolithically integrated Electro-absorption Modulator Laser (EML) chips, pump laser chips and PIN, APD or monitoring photodiode chips.
One of the highlights is the demonstration of the first 10Gb/s silicon-integrated graphene electro-absorption modulator for chip-level optical interconnects.
a manufacturer of agile photonic subsystems, today announced a commercial Agreement with CyOptics Inc, to manufacture and qualify to Telcordia(TM) GR468, an Ultra-high performance 10Gbps Electro-absorption Modulated Laser (CyOptics Hybrid EML) module based on discrete wavelength-targeted high-power DFB laser chip and the CyOptics industry-leading electro-absorption modulator (EAM) chip.
Uni-travelling-carrier photodiode (UTC-PD) and PD-EAM optical gate integrating UTC-PD and travelling wave electro-absorption modulator (TW-EAM).

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