Xu Zhang
Lead Engineer @Coherent Corp.
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WORK HISTORY
Lead Engineer @Coherent Corp.
Fremont, CA, US
Led PCB and system-level design for 100G/200G per lane optical transceivers. Optimized high-speed interconnects and power delivery networks to improve signal and power integrity across the system. Executed DCA measurements and BER testing for optical/electrical eye characterization. Worked across firmware, optics, mechanical, and process teams to drive performance optimization and compliance with customer specs. Analyzed lab measurements to feed back into design simulations for improved accuracy and design cycles.
EDUCATION
Harbin Institute of Technology
Bachelor's degree, Electronics Science and Technology
Michigan Technological University
Doctor of Philosophy - PhD, Electrical Engineering
Harbin Institute of Technology
Master's degree, Physical Electronics
ABOUT XU ZHANG
Strong foundation in electromagnetics, transmission line theory, microelectronics, and microwave engineering. • Proficient in modeling, simulation, and measurement of SerDes systems and RF components. • Experienced with CST, Ansys HFSS, and SIwave for 3D electromagnetic field simulation and PDN analysis. • Demonstrated ability to bridge simulation and lab measurement results to support system-level design of high-speed interfaces, up to 200 Gbps PAM4. • Skilled in VNA, TDR, and DCA measurements, with a deep understanding of jitter, crosstalk, eye diagrams, insertion/return loss, and BER. • Excellent communication abilities; skilled presenter for technical and non-technical users.
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