Engineer Signal Processing

Reza Kalbasi

**** **-***, #****, ******, Texas Cell: 214-***-****

Email: *********@*****.***

Summary

Visa Status: Canadian Citizen-H1-B

Expert in wireless system design and analysis; Signal processing

algorithms design, Simulations and performance analysis of communication

systems

Keywords

OFDM, SC-FDMA MIMO, WCDMA, GSM, GPRS, HSDPA, UMTS, Equalization

(MMSE, ZF, DFE), 3GPP, WiMax, LTE, WiFi,, DVB, DSP, PHY, MAC, Matlab,

Simulink, C/C++, Perl, Verilog, Python, Algorithm development

Education

Doctor of Philosophy (Electrical Engineering)

August 2005

Carleton University, Ottawa, ON, Canada

Thesis: Frequency Domain Processing for MIMO Channels

Principal advisor: Professor David Falconer

Master of Science (Electrical Engineering)

May 1997

Isfahan University of Technology, Isfahan, Iran

Thesis: 3-D Multiple Radar Target Tracking via a Network of Range and

Bearing Sensors

Advisor: Professor Saeed Gazor

Bachelor of Science (Electrical Engineering)

December 1995

Project: Designed and

implemented a speech processing interface

for personal computers

Employment

Motorola, INC Austin, Texas

Sept 2008-May 2010

Senior Staff Engineer

. Build fixed point simulation models for LTE Uplink in Python, C/C++

. Designed, implemented, and simulated advanced receivers (DFE, LE )

for 2G (Edge/GSM)

. Designed front-end receiver for LTE (I/Q imbalance/Phase Noise/DC

Offset)

. Developed cell search algorithm, blind modulation detection and

channel estimation algorithm for EDGE

. Interaction with hardware group to implement 2G/4G algorithms in

FPGA/ASIC

. Developed test scripts to test hardware blocks in Python

. Verification and simulations of Verilog blocks with NCSIM

ArrayComm, LLC San Jose, California

System Research Engineer

Sept 2006-Aug 2008

Conducting research and designing future wireless communications systems,

developing advanced signal processing algorithms to improve the

performance, coverage and capacity of wireless communication systems

. Developed test scripts to test DSP blocks

. Developed and Implemented MIMO

receivers algorithms for downlink

WCDMA/HSDPA

. Developed and Implemented

frequency offset estimation

algorithms for downlink

WCDMA/HSDPA

. Developed time domain type 3i

receiver for downlink WCDMA/HSDPA

. Developed STTD transmitter and

detection algorithms for downlink

WCDMA/HSDPA

. Involved in developing channel

estimation algorithm for downlink

WCDMA/HSDPA

. Simulating WCDMA/HSDPA systems

utilizing Matlab, C, Mex

. Verification and interpretation of simulation results with the 3GPP/Wimax

published results

. Evaluating performance of WiMax systems under different scenarios

University of Texas at Dallas

Richardson, Texas

Post-Doctoral Research

Fellow, BITS LAB

Nov 2005 -Aug

2006

. Responsible for research, algorithm

development and implementation of

OFDM transmitter

and receiver for DVB-H standards

(mobile TV)

. Developed novel frequency domain

equalization techniques for mobile

OFDM systems

. Developed channel estimation

algorithm for mobile OFDM systems

Carleton University, Ottawa,

Canada

Research Assistant

Jan. 2001-Oct. 2005

Broadband Communications and

Wireless Systems (BCWS)

Responsible for research and

design of: MIMO systems, space-time

processing, space-time coding,

SDMA, OFDM and Frequency

Domain Equalization techniques

. Initiated a new algorithm for power

optimization in V-BLAST

. Designed a new single carrier MIMO

receiver for severe time dispersive

channels (Equalization)

. Introduced a novel single carrier

iterative receiver for severe time

dispersive channels (Equalization)

. Proposed a new solution for joint MIMO

transmitter receiver design (Precoding)

. Developed a new low complexity pre-

equalization scheme for MIMO channels

. Established a new channel estimation

method for MIMO single carrier systems

(Channel estimation)

. Simulated the MIMO-OFDM and MIMO-SC

systems for UMTS and Hyperlan systems

(OFDM)

. Created a new overlap and save

processing algorithm for system without

guard interval

. Research in error propagation analysis

in V-BLAST and DFE

Teaching Assistant

Jan. 2001-May 2005

Dept of Systems and Computer,

Courses: Communication

theory, signals and system simulations

Supervised the labs

(Matlab/Simulink, C/C presented the

tutorials, graded the exams

Foolad Technique Inc (Siemens partner) Isfahan, Iran

Hardware/Software Engineer

March 1997-Sept.2000

. Managed the full-cycle activities from feasibility study to

implementation, testing, documentation and embedded programming for

real-time control systems

. Designed and implemented an embedded real-time automation system for

Blast Furnace and Rolling Mill

. Installed, calibrated and programmed multiple-loop distributed real-time

PID controllers

. Designed and built a controller system with 8051 microcontroller

(Hardware design and writing Assembly code), writing assembly code

for Motorola 68000 for different applications

Technical Skills

. Strong theoretical and problem solving skills in communication theory,

signal processing, probability theory and mathematical modeling

. Strong background on digital communication systems; digital signal

processing

. Proficient programming skills in Matlab/Simulink (C/Mex)

. Programming experience with C/C++, Perl, Python and Assembly languages

. Exceptional mathematical analytical research skills

. Outstanding abilities in oral and written presentation to a wide range of

audience

. Comfortable with Unix/Win/Linux computer platform

. Working knowledge of MS Word, Office, Powerpoint and Latex

. Experience working with DVB-H, IEEE 802.16 (WiMax) and 3GPP

(WCDMA/HSDPA/LTE) standards

. Working experience with Intel 8051 microcontroller, Motorola 68000 and

Z80 microprocessor

. Strong knowledge of MIMO, adaptive antennas, OFDM, and Equalization

techniques

HONOURS AND AWARDS

Four Carleton University Graduate Scholarship

Sept. 2000- Sept 2005

IEEE Canada Vehicular Technology Award

Nov. 2004

Ontario Graduate

Scholarship in Science and Technology (OGSST)

Sept. 2001

Ranked 70th among 300,000 applicants, Nation-wide entrance exam of

universities Iran June 1989

Considered for Nation-wide mathematics Olympiad, Tehran, Iran

March 1989

Ranked 2nd in Mathematics Olympiad, Isfahan, Iran.

Nov. 1988

MEMBERSHIP/AFFILIATION

Member of IEEE

Reviewer for IEEE Journals and conferences

Appendix

Patent Application:

. "Modified Adaptive Frequency Burst Detection for GSM/EDGE", Reza Kalbasi

and Wayne Music, submitted to Motorola patent committee

. "Joint Modulation Detection, Channel Estimation and DC offset Correction

in GSM/EDGE Systems", Reza Kalbasi and Wayne Music, submitted to Motorola

patent committee

PUBLICATIONS:

Journal Papers:

. F. Pancaldi, G. Vitetta, R. Kalbasi, N. Al-Dhahir and M. Uysal and H.

Mheidat, "Single-Carrier Frequency Domain Equalization: A Review," IEEE

Signal Processing Magazine, September 2008

. R. Kalbasi, R. Dinis, D. Falconer and A. H. Banihashemi, "A Comparison

of Different Frequency Domain Block transmission Systems, "IEEE Trans.

On Vehicular Technology, Jan 2009.

. R. Kalbasi, D. Falconer and A. H. Banihashemi, "Optimum Power Allocation

for a V-BLAST System with two Antennas at the Transmitter, "IEEE Comm.

Letters, Volume 9, Issue 9, Sep 2005 Page(s): 826 - 828.

. R. Kalbasi, R. Dinis D. Falconer and, A.H. Banihashemi, "Iterative

layered Space-Time Multiuser Detection for Single-Carrier Transmission

over Sever Time-Dispersive Channels," under review for IEEE Transaction

on Wireless Communication.

. R. Kalbasi, D. Falconer and, A.H. Banihashemi, "Optimum Space-Time

Processors with Symbol-Rate Sampling are Bandlimited," IEEE Trans. on SP,

vol. 54, pp 1936-1941, May 2006.

. Rui Dinis, Reza Kalbasi, D. Falconer and, A.H. Banihashemi, "Iterative

Layered Space-Time Receivers for Single-Carrier Transmission over

Severe Time-Dispersive Channels," IEEE Comm. Letters, vol. 8, pp 579-581,

Sept. 2004.

Conference Papers:

. R. Kalbasi, S. Lu and N. Al-Dhahir, "Receiver Design for Mobile OFDM with

Application to DVB-H," accepted for presentation in IEEE VTC2006-Fall,

Montreal, Canada, Sept 25 - 28, 2006.

. S. Lu, R. Kalbasi, and N. Al-Dhahir, "Receiver Design for Mobile OFDM

with Application to DVB-H," accepted for presentation in IEEE

VTC2006-Fall, Montreal, Canada, Sept 25 - 28, 2006.

. R. Kalbasi, R. Dinis, D. Falconer and A. H. Banihashemi, ``Frequency-

Domain Space-Time Precoders for Severe Time-dispersive channel

Employing Single-Carrier Modulations," accepted for presentation in IEEE

VTC2005-Spring, Stockholm, Sweden, May 30 - June 1, 2005.

. R. Dinis, R. Kalbasi, D. Falconer and A. H. Banihashemi, "Channel

Estimation for MIMO Systems Employing Single- Carrier

Modulations with Iterative Frequency-Domain Equalization," accepted for

presentation at IEEE VTC2004-Fall, Los Angeles, CA, September 26-29,

2004.

. R. Kalbasi, Rui Dinis, D. Falconer and A. H. Banihashemi, " Hybrid Time-

Frequency Layered Space-Time Receiver for Severe Time-Dispersive

Channels," accepted for presentation at Fifth IEEE Workshop on Signal

Processing Advances in Wireless Communications (SPAWC), Lisboa, Portugal,

July 11-14, 2004.

. R. Kalbasi, Rui Dinis, D. Falconer and, A.H. Banihashemi, "An Iterative

Frequency Domain Layered Space-Time Receiver for SDMA Systems with

Single-Carrier Transmission," accepted for presentation at IEEE

International Conference on Accoustic, Speech and Signal Processing 2004

(ICASSP04), Montreal, Canada, May 17-21, 2004.

. R. Kalbasi, Rui Dinis, D. Falconer and, A.H. Banihashemi, "Layered Space-

Time Receiver for Single-Carrier Transmission with Iterative Frequency-

Domain Equalization," accepted for presentation at IEEE Vehicular

Technology Conference Spring 2004 (VTCS'04), Milan, Italy, May 17 - 19,

2004 .

. R. Kalbasi, D. Falconer and, A.H. Banihashemi, ``Optimum MIMO Systems are

Bandlimited: Optimal and Suboptimal Approaches," Proc. of the 15th

International Conference on Wireless Communications, Wireless 2003

Conference, pp. 351-356, Calgary, Alberta, Canada, July 7-9, 2003 .

. R. Kalbasi, D. Falconer and, A.H. Banihashemi,, "Optimal Power

Allocation and Transmitter Optimization in a two Transmitter V-Blast

with Error Propagation," Proc. Of the 2003 Canadian workshop on

Information Theory, pp. 91-95. Waterloo, May18-21, 2003.

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