VAHID GHOLIZADEH

*** ***** ***** ac2237@r.postjobfree.com

Bethlehem, PA 18017 https://www.linkedin.com/in/vahid-gholizadeh-ab926944/ +1-484-***-**** SUMMARY

Electrical Engineer with blends of industry and research experience in designing, testing and modeling of RF, optical and micro-electromechanical (MEM) devices and circuits. Key competencies include:

• RF Circuit Design (1–40 GHz) • HF Characterization & Modeling • Layout & 2.5/3D EM Simulations SKILLS

• Software Packages: Cadence Virtuoso, ADS, HFSS, IC-CAP, OrCAD, COMSOL Multiphysics

• Programming Languages: MATLAB, C, Basic, PEL

• Test Equipment: Wafer Probe Station, Vector Network Analyzer, Precision Impedance Analyzer, Microwave Sampling Oscilloscope, Spectrum Analyzer, Precision Semiconductor Parameter Analyzer, Power Meter, Load-pull System, Pulse Modelling System, Confocal Microscope, Stylus Profilometer EXPERIENCE

Compound Semiconductor Technology Laboratory, Lehigh University, Bethlehem, PA Sep. 2012 – Present Research Assistant

• Synthesize novel RF and optical designs using mathematical and EM simulators, such as ADS, Ansoft HFSS, COMSOL Multiphysics, and MATLAB.

• Design (from concept to prototype) of the following circuits:

• CPW lines (Distributed Elements), Power amplifier, (1Watt), Wideband microwave amplifier, RF MEMS switches, RF MEMS Phase shifters and RF MEMS Filters - frequency range from 1GHz to 40 GHz.

• Designed, characterized and modeled a novel, compact, metamaterial-based, multi-bit, Ka-band RF MEMS phase shifter with less than 3 dB insertion loss and a flat phase response from 21-24 GHz (PhD Dissertation).

• Designed and tested a novel Fresnel Zone Plate (FZP) lens array based on back-end-of-line (BEOL) process of IHP Microelectronics’ 0.13 μm SG13S SiGe:BiCMOS technology with over 8 fold magnification of each individual lens element.

• Performed DC and RF characterization and compact model development for RF devices and circuits including CPW lines, HEMTs, HBTs, MOSFETs, RF MEMS switches, RF MEMS phase shifters, and RF MEMS filters - frequency range from 1GHz to 40 GHz.

• Serving as manager of RF Design & Characterization Lab at Lehigh University since Jan. 2015.

• Train and provide guidance to junior PhD students.

• Good foundation in engineering, analytical ability coupled with around exposure to all aspects of designs, testing and modeling of electronic products. Innovative approach to all problems related to engineering. Anadigics Inc., Warren, NJ May 2015 – Aug. 2015

RF Semiconductor Device Modeling Intern

• Performed pulsed DC and RF characterizations, electromagnetic 3D simulations, and compact modeling of GaAs (up to 10 V) and GaN (up to 60 V) unit cell of RF power HEMTs with emphasis on their third-order intermodulation distortion

(IM3) prediction.

• Extracted and optimized scalable compact electrical and thermal model of the devices and parasitic based on Angelov model.

Electrical & Computer Engineering Department, University of Bonab, Bonab, Iran Jan. 2011 – June. 2012 Adjunct Professor

• Taught several courses including: Physics of Semiconductors, Pulse Generation Techniques, Electronic Circuit Design, Signals and Systems, Communication Circuit Design. Nanophotonic Research Laboratory, University of Tabriz, Tabriz, Iran Sep. 2008 – Feb. 2011 Research Assistant

• Designed a generalized elliptical-cylindrical invisibility cloak based on transformation optics theory. Simplified the ideal material parameters into the non-singular material parameters by extending the design to higher order transformations. EDUCATION

Lehigh University, Bethlehem, PA Aug. 2017

Ph.D. Electrical Engineering - GPA 4.00/4.00

Dissertation Title: Compact, Wideband, Low dispersion, Multi-bit MEMS Phase Shifters University of Tabriz (one of the top 5 universities in Iran) M.S. Photonic Engineering – Nanophotonics - GPA 19.09/20.00 Feb. 2011 University of Tabriz (one of the top 5 universities in Iran) B.S. Electrical Engineering – Electronics - GPA 16.14/20.00 June 2007 KEY COURSES

• Electronic Signals & Systems, Advanced Circuits and Systems, Advanced Electromagnetic, Design Linear Electronic Circuits, RF Power Amplifier for Wireless Communications, Microwave Solid State Circuits, HEMTs, HBTs, Physics of Semiconductor Devices.

HONORS & AWARDS

• Ph.D. Student Sponsorship Initiative, IEEE IMS2014 June 2014

• Rossin Doctoral Fellowship, Lehigh University May 2014 – Aug. 2017

• Dean Doctoral Assistantship, Lehigh University Sep. 2012 – Aug. 2013

• Outstanding Student Award, University of Tabriz May 2006

• Distinguished Student, Urmia University May 2002 – Jan. 2003 SELECTED PUBLICATIONS (Google Scholar)

• V. Gholizadeh, M. Asadi, Y. Ning, C. Palego, J. C. M. Hwang, D. Scarbrough, and C. L. Goldsmith, “Low-dispersion 180 phase shifter using two synchronized MEMS switches,” IEEE LEC., Bethlehem, PA, Aug. 2016, pp. 35–37.

• V. Gholizadeh, M. Asadi, Y. Ning, C. Palego, J. C. M. Hwang, D. Scarbrough, and C. L. Goldsmith, “Low-dispersion Metamaterial-based Phase Shifters with Reduced Size and Number of MEMS switches,” IEEE MTT-S Int. Wireless Symp. Dig., Shanghai, China, Mar. 2016, pp. 1–4.

• V. Gholizadeh, Y. Ning, X. Luo, C. Palego, J. C. M. Hwang, and C. L. Goldsmith, “Improved Compact, Wideband, Low-dispersion, Metamaterial-based MEMS Phase Shifters,” IEEE MTT-S Int. Wireless Symp. Dig., Shenzhen, China, Mar. 2015, pp. 1–4.

• V. Gholizadeh, A. Rostami, S. Golmohammadi, K. Abbasian, and A. Javadi, “Non-singular material parameters for arbitrarily elliptical-cylindrical invisibility cloaks,” Optik, vol. 124, no. 15, pp. 2174–2179, 2013.

• C. Palego, Y. Ning, V. Gholizadeh, X. Luo, J. C. M. Hwang, and C. L. Goldsmith, “Compact, wideband, low-dispersion, metamaterial-based MEMS phase shifters,” IEEE MTT-S Int. Microwave Symp. Dig., Tampa, FL, Jun. 2014, pp. 1–4.

• Y. Ning, X. Ma, C. R. Multari, X. Luo, V. Gholizadeh, C. Palego, X. Cheng, and J. C. M. Hwang, “Improved broadband electrical detection of individual biological cells,” IEEE MTT-S Int. Microwave Symp. Dig., Phoenix, AZ, May. 2015, pp. 1–3.

• X. Ma, X. Du, C. R. Multari, Y. Ning, X. Luo, V. Gholizadeh, C. Palego, X. Cheng, and J. C. M. Hwang, “Reproducible Broadband Measurement for Cytoplasm Capacitance of a Biological Cell,” IEEE MTT-S Int. Microwave Symp. Dig., San Francisco, CA, May. 2016.

• N. Gholizadeh, X. Ma, H. Li, X. Du, Y. Ning, V. Gholizadeh, X. Cheng and J. C. M. Hwang, “Ultra-wideband Electromagnetic Detection of Biological Cells,” IEEE MTT-S 89th ARFTG Microwave Meas. Symp. Dig. Honolulu, HI, June 2017, accepted for publication.

• X. Ma, X. Du, C. R. Multari, Y. Ning, C. Palego, X. Luo, V. Gholizadeh, X. Cheng, and J. C. M. Hwang, “Broadband Single-Cell Detection with a Coplanar Series Gap,” IEEE MTT-S 86th ARFTG Microwave Meas. Symp. Dig. Atlanta, GA, Dec. 2015.

ADDITIONAL SKILLS & QUALIFICATIONS

• Spoken and written fluency in four languages including: English, Turkish, Farsi and Azerbaijani

• Excellent interpersonal and communication skills to interact with cross-functional teams located globally (worked with research teams and companies located in UK, Germany, California, and Texas since 2013)

• Strong leadership skills (leading different teams as an adjunct professor, lab manager, and mentor)

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