Electrical System Engineer resume example

• Graduate Intern Technical: (Analog I/O, Mixed Signal, Analog Special Circuits Design Group, Visual Computing Group) Project1: PLL Design and Validation, clocking for next Generation GPU.
• Responsibilities: Analysis and design/validation of a LC-PLL Mega block chip using Cadence, Cadence Specman language, schematics, validate the PLL lock time in each chip block before Full chip validation, Analysis of LC-VCO, Phase Detector and charge pump, preparing all PLL technical specs docs, schematics, waveforms using MS Visio.
• Project2: Design and Modeling of 2GHz Buffered Clock Tree Distribution for GPU Chip.
• Analysis, design and modeling transistor level buffered clock tree distribution for the next generation GPU.
• Design and modeling the clock tree chip size based on GPU chip size and maintain low power and low delay, Using FTRC model to determine the length of the wire and size of the clock tree chip.

• Analog, RF and digital circuits design and test for next generation two way radios and telecommunication mobile devices.
• Design Projects: Test system design for power amplifier parameter testing using lab view (NI), Individual blocks in transmitter line up, analysis, design and testing, three stages PA, RF switch, harmonic filter, layout supervision especially the PA PCB layout, ground plane, ground relief, impedance mismatch, and characterization.
• Oversea travel for Mass production supervision for the radio system and individual blocks, PAs troubleshoot during mass production.
• FCC PA analysis, design, testing and FCC certification per FCC, EUROPE, ASIA requirements and regulations.
• 1 Watt Power Amplifier design, ISM band (900MHz band) for digital radio 5 watts Broadband VHF Power Amplifier Design, for two way radio.
• 4 Watts broadband UHF Power Amplifier Design for two way radio.
• 3 Watts Broadband UHF Power Amplifier Design for two way radio Responsible for the transmitter line up section on the radio architecture.
• RF Harmonic Filter Design and Test for UHF Two way Radio, for both Asia, Europe and USA bands RF Harmonic Filter Design and Test for VHF two way radio, for both Asia, Europe and USA bands Band Pass filter design for UHF and VHF radio receiver, for both Asia, Europe and USA bands Current budget analysis for Transmitter, receiver and the whole radio system current analysis for the RF chip implementation.
• Led circuitry design for receive and transmit operation for two way radios.
• RF Power amplifier design line up, analysis and test for Transmitters and Transceivers.
• Test and Measurements Projects: Load pull analysis and measurements for power amplifier, RF Harmonics measurements, Conducted and Radiated measurements based on FCC requirements RF power measurements both Conducted and Radiated, for the two way radios Intermodulation rejection and adjacent channel rejection measurements and analysis Bluetooth analysis and measurements for the next generation two way radio Participation in the next generation wireless Transceiver chip Design for two way radio.
• Sensitivity measurements both conducted and radiated, SINAD, Distortion etc.

. highly involved in component selection for the radio system

design cost analysis

. Tune RFPA for Radio system transmitter power

. Collaborated with system, software and test engineers to establish

circuit performance specifications for multiple bands radio system

transmitter projects.