March 7, 2016 – June 30, 2016 Haemonetics Braintree,
coded, checked and documented unit tests used to validate formal requirements for a plasma extraction device. The unit
tests verified low-level driver requirements such as: ADC, TCP/IP, GPIOs, RTC, and system clocks, mid-level requirements
such as: motor controllers and bowl optics, and high-level requirements such as: vein pressure estimation and monitoring.
Used NXP Kinetis MCU, IAR IDE and µC/OS.
September 2014 – February 2016 MTechnology
Performed fault tree analysis studies to assess the reliability of 24/7 large data centers
and hydraulic control systems used in offshore oil explorations. Used SAPHIRE, a probabilistic risk assessment tool developed
at Idaho National Laboratory.
December 2014 – October 2015 Sunrise Technologies Raynham,
tested and documented a lighting controller system running on MSP430 and ADE7753 Metering Chip Work focused on the controller's
task scheduler, metering, light control, diagnostics and radio protocol features.
March 2014 – July 2014 Adaptive Wireless Solutions Hudson, MA
involved an industrial Central Controller (CC) connected to remote sensors via BLE and a WirelessHART network. Implemented,
unit tested and documented a set of HART commands and responses meant to facilitate data exchanges between the controller
and the HART network. Designed a Coordinated Universal Time (UTC) synchronization service between the HART network and the CC. Used open-source Quantum
Leaps®, an event-driven, RTOS-like framework. The CC runs on a Silicon Labs MCU
with Eclipse as development environment.
– October 2013 Onset Computer Corporation Bourne, MA
Designed, implemented in C, unit tested, and documented a Command
Line Interface (CLI) module for supporting Hardware and QA departments in debugging and validation of a Bluetooth-controlled
data logger. This device consists of Microchip and Nordic (ARM) processors that exchange data under the RS-232 protocol.
- 2013 Bose Automotive Systems Division
Responsible for the DSP development of a 20-channel amplifier from design to validation. Tasks included:
formulation of requirements and software specifications, DSP block design, C coding on Blackfin DSP, integration into a
custom-tailored platform and supporting micro control software, hardware, and testing engineers assigned to the project.
Optimized existing Blackfin DSP assembly routines and wrote scripts
and programs for automated unit testing and benchmarking.
Designed, developed, and unit-tested DSP code (Blackfin) for amplifiers equipped with HDMI
and analog only inputs.
2010 – 2011
using C the existing TMS3206414-based channel emulation software into DSP/BIOS threads for optimal execution under real-time
the logic on the DSP’s side for interfacing to the system’s
to support dynamic communication channel emulation via user commands and controls.
DSP software for a TMS320C55-based electrocardiogram instrument. Tasks included: sample scaling, decimation, and offset
removal; PLL for clock synchronization; control of multi-channel data acquisition via EDMA and McBSPs; raw data uploading
via a USB link; data analysis and filtering using Matlab.
DSP software for a TMS320F2808-based system for controlling a fuel-cell power plant.
Designed a multi-threaded, multi-processor modular
platform to monitor the system’s currents and voltages and implement the DC to AC conversion.
Coded signal processing blocks
for monitoring amplitude and frequency deviations from the grid ranges specified by the IEEE 1547 Standard.
Developed CAN bus communication
protocols and drivers for ADC, A/D, I2C, SCI-UART, CAN, and PWM.
Incorporated a flash programmer and a boot loader in the application to facilitate remote
Valeo Raytheon Systems
for an automotive blind spot detector on a TMS470 micro-controller and an ADI Blackfin BF531/3 DSP.
Wrote drivers for timers, interrupt based DMA transfers,
and SPI-UART and SPORT ports.
Re-factored some of the communication and signal processing blocks.
North Falmouth, MA
multi-threaded DSP software for an underwater acoustics system using an Orsys board with a TMS320C6711 DSP.
Wrote the signal processing blocks
to compute an object’s bearings in relation to a directional transponder. Tasks included passband
to baseband frequency conversions, cross-correlations, and optimal table searches.
2004 Texas Instruments Sensors&Controls (Sendata) Attleboro, MA
Developed multi-threaded software for a rotational equipment monitor comprising an Altera Nios SOPC and a TMS320C6713
HPI-based interface between the Nios and the TMSC6713 processors, the HPI-based boot loader for the DSP and the interrupt
based data acquisition software using the processor’s EDMA core.
the existing video processing code for a teleconferencing system running on a TMS320C64-based board.
Optimized the picture-in-picture
(PIP) and RGB/422 format conversion modules for minimum execution time.
Debugged and improved the performance of legacy EDMA/QDMA video acquisition software.
Temptronic/inTEST Corporation Sharon, MA
Designed a PID controller for temperature testing that ran on an Intel 86189-based Watlow board.
Implemented a tuning utility
for selecting the PID’s Kp, Ki, and Kd based on the DUT (device under test) step response.
United Electronics Industries Canton, MA
Designed and simulated a constrained Model Predictive Controller (MPC) for general purpose
process control. Formulated the controller problem, derived the algorithm, and validated its implementation in Matlab.
Virtual Ink (Newell Rubbermaid) Charlestown,
Designed and implemented a lossless compression algorithm for storing the
coordinates of a moving pen in DSP memory.
The compression code was written in ADSP-21xx Assembly; the decompression code was written in C++ for a PIC processor.
G.711 and GSM vocoder software provided by the ITU/ETSI standard body for reentrancy and optimum execution time.
Developed a Voice Activity Detector
(VAD) and software modules for Discontinuous Transmission (DTX) and Substitution and Muting of Lost Frames per ETSI GSM
Integrated a V.34 software modem into a customer’s existing telephony
C and Assembly on TMS320C62 and ADSP-21xx.
Eye Research Institute
Wrote C and Matlab
code for investigating the eye sensitivity to contrast.
Developed software utilities for display instruments used by the visually impaired.
Quintus Corporation (Avaya) Acton,
Developed C code for telephony servers supporting Meridian, DMS100 and Aspect
switches on Windows NT and UNIX platforms. Used Dialogic’s CT-Connect API.