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Saswati Das ( Available From 02/09/2009 )
Buffalo, NY - 14214 USA
Expertise :Embedded Systems, DSP, FPGA
Status :Have Work Visa
Job Type :
All -
Position :

Resume
 
Objective



To obtain a design and development position in embedded systems, computer architecture, signal processing and communications in a company that offers a creative and challenging environment for technological advancement.



Awards

Association with Rotary Club , India , Help age India , Don Bosco Association , India ; Mentorship in Laboratory and Research Project of Excelsior Scholar students held by University of Buffalo ; Winner of State Level Quiz competition and several poem-writing competitions ; Publication of poems and articles in Hindi and English ; Winner in State Level Athletics Short Distance Race , Relay Race and Long Jump , Participation in Discussion and Debates .


Employment

March, 2005 -  July, 2007
Project Engineer

Embedded Group Dana India Technical Centre DITC a 100% subsidiary of Dana Corporation USA www.dana.com


December, 2004 -  February, 2005
Trainee Engineer

Research and Development R and D Section Embedded Group HPL Socomec Pvt Ltd www.hplindia.com


September, 2004 -  November, 2004
Team Leader

R and D Hardware Section Microcomm India Limited New Delhi www.microcommindia.com Research and Development R and D Section Embedded Group HPL Socomec Pvt Ltd www.hplindia.com


August, 2002 -  September, 2002
Vocational Trainee

Instrumentation Sector Indian Oil Corporation www.iocl.com Guwahati

To improve finite length accuracy for fixed point FFT via error feedback. Mentor : Dr.Adly T. Fam
To develop a complicated filter with less area and power utilization than conventional ones from a seed or kernel filter having simple computational properties, via successive iterations. Mentor : Dr.Adly T. Fam

32 - bit Digital Signal Processor DSP : TMS320F2810PBKA
16 - bit Mixed Signal Processor MSP : MSP430F1232IPW
32 - bit Microcontroller MCU : MC9S12XEP100
12 - bit MSP : C8051f021
8 - bit MCU : AT89C4051, AT89C2051, AT89C51RC2, ST72324K, ATMEGA128 MC9S08QG4, MC68HC908QT4.
Serial Communication Protocols and Standards : SCI, SPI, I2C, MODBUS, REFLEX, RS232 RS485
Encoding Formats : NRZ format, Manchester Encoding format
Compilers/WinIDE : Keil uVision3, Metrowerks CodeWarrior Version : 5.6.1.1506, Freescale CodeWarrior Version : 5.7.0 C2000 Code Composer Studio Version : 2.20.00, IAR Embedded Workbench.
GUI : ICD08SZ Version : 2.14 for In-Circuit Debugging, Prog08SZ Version : 2.12 for Flash Programming, SDFlash Version 1.60.00 for Flash Programming through Spectrum Digital JTAG Emulator, ST Visual Stick - Programmer, Winbus V1.1 serial link tester.
Debuggers : USB-MON08 - Multilink for HC08 MCU, USB HCS08/HCS12 Multilink with BDM Cables Rev .B 0105
Emulators : Spectrum Digital XDS510PP with JTAG cables
Languages : C, MATLAB, Assembly language, C++, Data Structures, Verilog
Simulation Tools for IC and FPGA : Ansoft Designer SV2, ModelSim XE III 6.3c
FPGA : Xilinx Spartan 3E- 100
Circuit and Layout CAD Tools : Xilinx ISE 10.1 Protel
Operating Systems : Microsoft Windows.
Software packages : Office, MS Visio Studio 2003 for flow-charts.
Oscilloscopes and Signal Generators : TPS2024
QMS : ISO 9001

PROJECTS
Company Name : DITC ; Customer Name : Bendix Corporation.
Developed a customized flash-loader for MC9S08QG4 MCU using a 32 bit DSP, TMS320F2810 as the master. The project is innovative as the master communicates with slave using only the 2 power line carrier wires.
Developed a customized bootloader for MC68HC908QT4 MCU using a 32 bit DSP from Texas Instruments, TMS320F2810 as the master. The project is being considered for patent by our company.
Converted the manufacturer-supplied Slave side code of Developer s Serial Bootloader for MC68HC08 family of microcontrollers from Assembly Language to C language.
Developed a complete firmware from scratch for the fail-safe module of the main Electronic control unit ECU of a tractor which uses MC68HC908QT4 MCU as the controller of the fail-safe module and MC9S12D64 16 - bit microcontroller as the main controller of the ECU unit.
Developed firmware for the Wheel End Sensor of a trailer consisting of the 8 - bit MCU MC68HC908QT4 which resides inside the wheel axle and provides wheel parameters wheel speed, rotation direction, temperature, acceleration, etc. to the main ECU of the trailer consisting of the DSP- TMS320F2810PBKA using a standard 2 wire interface.
Provided maintenance of firmware for the ECU of a trailer which uses a 32 - bit DSP viz. TMS320F2810PBKA as its main controller and a 16 - bit MSP viz. MSP430F1232IPW as the controller of its fail-safe module.
Developed a firmware module for spectral analysis of signals feed into the 32 - bit DSP viz. TMS320F2810PBKA used as the main controller of ECU of a tractor using DFT by correlation method.
Developed firmware for a 32 - bit MCU viz. MC9S12XEP100 used as the controller of the ECU of the tractor which performs hardware testing, manual and automatic control and faults detection of the output drivers like lamp, buzzer and solenoids valves used for maintaining proper tire pressure under different road conditions.

Company Name : DITC ; Customer Name : General Motors.
Worked in the firmware development and maintenance of a Data Logger and Operator Interface Module OIM used in the security system modules of automobiles.

Company Name : HPL Socomec Pvt Ltd
Developed firmware in Assembly language on ST72324k MCU for reading and writing of parameters of 3 phase energy meter using half duplex RS485 serial communication and MODBUS protocol.
Developed firmware in Assembly Language to display the parameters of the Energy meter on a single line LCD GDM063 based on HT1621 LCD Driver and a 3 line LCD YM1622 based on HT1622 controller using ST72324k MCU.

Company Name : Microcomm India Limited.
Participated in designing a Data Logger used for processing inputs from Environmental Sensors. The circuit uses an 8 channel, 16 bit ADC converter ADS8344 to digitize analog inputs which are processed using ATMEGA128 MCU and a CPLD.

Graduate Projects : Developed an algorithm for representing 3D binary images by octree using MATLAB.
Implemented S - parameters of GaAs HEMT Avago ATF - 35143 in Ansoft Designer SV environment assuming 50 ohm impedances of source and load and plotted graphs for S - parameters, noise figure and stability factor in 1 - 10 GHz range and improved the stability factor by inserting a small inductor as negative current feedback.
Generated 4 independent Rayleigh fading channels for a non - coherent MIMO system with 2 transmit antennas using Jakes fading simulator and compared the symbol error rate versus SNR curves for 1 and 2 receive antennas.
Designed an electronic combination lock using Xilinx Spartan - 3E 100 FPGA. Programming is done in Verilog.
Undergraduate Project : Devised a fiber optic sensor for measurement of air flow rate through high pressure tunnel.
Devised an 8085 microprocessor based object counter.

Graduate Coursework : Digital Signal Processing, High Speed Communication Circuits, Probability and Stochastic processes, Computer Vision and Image Processing, MIMO Wireless Communications, Principles of Modern Digital Communications, Computer Architecture

Our Team in Dana India Technical Centre received A Excellent Grade in the half-yearly Customer Satisfaction Feedback Report in 2005 and 2006 and won the Revolving trophy in the Internal ISO audit held quarterly for Best QMS Performance in 2006.
Tuition Scholarship from the University of Rochester in Fall 2007.
Had got offer of admission for direct PhD program from University of Minnesota-Twin Cities and State University of New York Stony Brook and for MS program from University of California Irvine and University of Massachusetts - Amherst in Fall 2007.
Qualified GRE test with a score of 800/800 in quantitative section.
Qualified Graduate Aptitude Test of Engineering-2004 with 91.24 percentile and All India Rank of 461
Qualified Common Admission Test - 2003 with 98.13 percentile in Quantitative Section among approx. 150000 candidates in India.
Certificate of Excellence from Children Trust of India for remarkable performance in All India Talent Search Examination - 1992.


2000 -  2003

Awarded Merit Scholarship by Gauhati University




Education

MS in Electrical Engineering ; State University of New York at Buffalo ; Specialization : Signal Processing and Communications . GPA : 3.534 Graduation date February 1 , 2009

Bachelors of Engineering in Instrumentation ; Gauhati University , India ; Aggregate : 77% 1st Class , Honors ; University Rank 2
Graduate Projects :
Developed an algorithm for representing 3D binary images by octree using MATLAB .
Implemented S - parameters of GaAs HEMT Avago ATF - 35143 in Ansoft Designer SV environment assuming 50 ohm impedances of source and load and plotted graphs for S - parameters , noise figure and stability factor in 1 - 10 GHz range and improved the stability factor by inserting a small inductor as negative current feedback .
Generated 4 independent Rayleigh fading channels for a non - coherent MIMO system with 2 transmit antennas using Jakes fading simulator and compared the symbol error rate versus SNR curves for 1 and 2 receive antennas .
Designed an electronic combination lock using Xilinx Spartan - 3E 100 FPGA . Programming is done in Verilog .
Undergraduate Project :
Devised a fiber optic sensor for measurement of air flow rate through high pressure tunnel .
Devised an 8085 microprocessor based object counter .
Graduate Coursework :
Digital Signal Processing , High Speed Communication Circuits , Probability and Stochastic processes , Computer Vision and Image Processing , MIMO Wireless Communications , Principles of Modern Digital Communications , Computer Architecture





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