Skills:
TECHNICAL SKILLS Antenna/Electromagnetics: Proficient in designing, prototyping, testing, debugging and productizing Active/Passive Antenna and Antenna Array, including Microstrip Patch Antenna, PIFA/IFA/Meander-Line Monopole Antenna, Slot/Leaky-Wave Antenna, Vivaldi/Tapered-Slot Antenna, Yagi Antenna, Helix Antenna, Dielectric-Rod Antenna, and traditional Horn Antenna and Reflector Antenna, with frequency ranging from 13MHz to 67GHz. RF/Microwave Component/Circuit/System: Proficient in designing, prototyping, testing, debugging, and integrating board/discrete-level RF/Microwave Components and Circuits, including Low Noise Amplifier (LNA), Solid State Power Amplifier (SSPA), Filter, Balun, Coupler, Attenuator, Switch; Experience in Mixer (Double-Balanced/Image- Rejection), Voltage-Controlled Oscillator (VCO), Fractional/Integer Phase-Lock Loop (PLL), Frequency Synthesizer, Direct-Digital Synthesizer (DDS), Modulator/Demodulator (MOD/DEMOD), Digital-to-Analog Converter/Analog-to-Digital Converter (DAC/ADC) and Differential Amplifier design topologies, specifications, and measurement techniques. EDA/CAD/CAM Software: Proficient in simulating, tuning, optimizing and analyzing Antenna and RF/Microwave Passive by using HFSS, CST, XFDTD, ADS-Momentum, IE3D, and Sonnet; Experience in RF/Microwave/Analog Active Circuit and System by Agilent ADS DC/AC/Harmonic-Balance/Load-Pu... Parameter/Envelop Simulators and LT-SPICE; Proficient in drawing Schematic/Layout and generating Manufacture/Assembling Package by using Agilent ADS, Altium Designer, Cadence OrCAD; Proficient in designing and calculating Communication System Link Budget by using Agilent ADS and Microsoft Excel; Experience in Cadence Virtuoso (ICFB) for chip/transistor-level circuit simulations and layouts. Bench-Work/Test/Measurements: Proficient in Bench-Working (Soldering/Desoldering with Soldering Station/Microscrope) and operating LPKF ProtoMat and Etching Station for quick prototyping, tuning, optimizing, and debugging various antenna and RF/microwave/analog/power circuits; Proficient in measuring passive antenna characteristics (VSWR, Isolation, Efficiency, Gain, Directivity, Axial Ratio and Pattern) and active antenna characteristics (TRP, TIS, SAR, EIRP, G/T, Noise Temperature) with Vector Network Analyzer, Spectrum Analyzer, Signal Generator, and Satimo SG64/StarLab, ORBIT/FR959, NSI2000, and In-House Anechoic Chamber Systems and DASY SAR system; Proficient in testing, measuring and debugging RF/microwave active circuits' performances (Gain, Noise Figure/Temperature, Attenuation, Coupling, Phase Noise, Spurious, P1dB, IP3, ACPR) by using Vector Network Analyzer, Spectrum Analyzer, Signal Generator, Power Meter/Sensor, Noise Figure Meter, High- Speed Oscilloscope, Probe Station and other pieces of scientific equipments; Proficient in testing, measuring and debugging communication system performances (SNR, C/No, Eb/No, EVM, BER, Constellation) by using Agilent I/Q Modulator, Signal Analyzer, Oscilloscope and VSA software, especially in 802.11ad/WiGig measurements by Agilent WWC add-on. Manufacturing/Fabrication/Asse... Have 6-years industrial experiences in PCB/LTCC fabrications and assembling processes; Familiar with PTFE/Glass/Epoxy/BT/Ceramic/FR... materials RF/mechanical characteristics from Rogers/Taconic/Isola/Nelco; Familiar with advanced PCB fabrication techniques (Sequential-Lamination, Build-up PCB, Back-Drilling, Buried-Via, Blind-Via, Via-in-Pad, Micro-Via); Familiar with standard packaging and assembling processes (Wire-Bonding, Ribbon-Bonding, Flip-Chip, BGA); Familiar with standard mass-production mechanical and chemical processes (Stamping, Deep-Drawing, Wire-Forming, 2-Shot Molding, Laser Direct Structuring). Other: Proficient in MATLAB, including SCPI for measurement instrument control, experiences with C and Visual Basic. Experienced in NI LabVIEW. Proficient in AutoCAD, Proficient in MS OFFICE and Tex (LaTeX) typesetting software.