Simon Arega Gebrewold
Senior System Design Engineer at RANOVUS Inc.- Claim this Profile
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English -
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German (Level B1) -
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Bio
Experience
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RANOVUS Inc.
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Canada
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Telecommunications
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1 - 100 Employee
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Senior System Design Engineer
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Nov 2019 - Present
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Optical System Test Engineer
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Feb 2017 - Present
ActivitiesDesign and implement methods and test setups to check the compliance of optical transceiver products to customer specifications and international standards.Communicate results and analysis for further product improvement.
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ETH Zürich
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Switzerland
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Higher Education
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700 & Above Employee
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Research Assistant
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Mar 2013 - Dec 2016
Research on opto-electronic devices and optical communication systems with emphasis on next generation optical access networks:• Investigation of economical, high-speed transmitter solutions for WDM-PON based optical access networks • Numerical modelling of opto-electronic devices (SOA, RSOA, and lasers) with MATLAB and VPI Photonics• Theoretical study of RSOA based colorless transmitters as low-cost transmitters in WDM-PON• Experimental characterization of directly modulated RSOAs, Lasers and VCSELs transmitters (Frequency response, P-I Curve, RIN)• Transmission experiments with RSOA based colorless WDM-PON systems, and multi mode VCSELs for short reach communication: Measurement of BER, Quality factor, EVM, Eye Diagram • Implementation of advanced modulation formats (QAM, DMT, OFDM) and signal processing to maximize transmission capacity of intensity modulated - directly detected optical links• Organization of optical communication systems lab
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Student Work
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Jan 2012 - Mar 2012
Implementation of orthogonal frequency division multiplexed (OFDM) signal generator, transmitter and receiver model code for integration with commercial optical transmission system simulation tools: Special features include timing synchronization and frequency offset estimation and correction. Implementation of orthogonal frequency division multiplexed (OFDM) signal generator, transmitter and receiver model code for integration with commercial optical transmission system simulation tools: Special features include timing synchronization and frequency offset estimation and correction.
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Intern
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Sep 2011 - Oct 2011
Design and demonstration of optical alignment tool for laser beam Design and demonstration of optical alignment tool for laser beam
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Education
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Institute of Electromagnetic Fields (IEF), ETH Zürich
Doctor of Philosophy (PhD), Optical Communication Systems and Devices -
Karlsruhe Institute of Technology (KIT)
Master's degree, Optics and Photonics -
Alemaya University
Bachelor of Science (BSc), Electrical and Electronics Engineering