Current Position
Associate Professor, Bradley Department of Electrical and Computer
Engineering, Virginia Tech, Blacksburg, VA (received early tenure and
promotion, June 1996).
Associate Director, Mobile and Portable Radio Research Group, Bradley Department
of Electrical and Computer Engineering, Virginia Tech, Blacksburg, VA.
Director, Mobile and Portable Radio Research Group, Bradley Department
of Electrical and Computer Engineering, Virginia Tech, 1998-2000.
Assistant Professor, Virginia Tech, 1991-96.
Unisys Fellow, EECS Department, University of Michigan, Ann Arbor,
1988-91.
Graduate Student Research Assistant, EECS Dept., University of Michigan,
1987-88.
Benton Fellow, EECS Department, University of Michigan, Ann Arbor,
1986-87.
Associate Engineer, Harris Corporation Semiconductor Sector, Palm Bay, FL, 1983-85.
Teaching Honors
1999 Dean's Award for Excellence in Teaching, College of
Engineering, Virginia Tech.
Professional Service
Conference Sessions Chaired
Session Chair, "Equalization," IEEE International
Conference on Communications, 2000.
Conference program Committees
Virginia Tech Symposium on Wireless Personal Communications, 1991-2000
(Technical Program Chair 1993 & 1996).
Editorships
Associate Editor for Wireless Spread-Spectrum, IEEE Transactions on
Communications, 1996-1999.
Journal Reviewing Activities
IEEE Communications Letters
Conference Reviewing
IEEE GLOBECOM
Proposal and Panel Reviewing
National Science Foundation
Teaching
Advising
Completed Ph.D. Students
Mostofa M. K. Howlader, Ph.D., EE, Dissertation: Selective Interference Cancellation
and Frame Synchronization for Packet Radio Communications, July
2000.
Yufei Wu, Ph.D., EE, Dissertation: Implementation of Parallel and Serial
Concatenated Convolutional Codes, April 2000.
Neiyer S. Correal, Ph.D., EE, Dissertation: "Efficient Interference
Cancellation Techniques for Advanced DS-CDMA Receivers," June 1999.
Matthew C. Valenti, Ph.D., EE, Dissertation: "Iterative Detection and
Decoding for Wireless Communications," July 1999.
Rick A. Cameron, Ph.D., EE, Dissertation: "Fixed-Point Implementation of
a Multistage Receiver," January 1997.
R. Michael Buehrer, Ph.D., EE, Dissertation: "The Application of
Multiuser Detection to Cellular CDMA," June 1996.
Completed M.S. Students
Bruce Puckett, M.S., EE, Thesis: "Implementation and Performance of an Improved
Turbo Decoder on a Configurable Computing Machine," July 2000.
Rahman Reza, M.S, EE, Thesis: "Data Fusion for Improved TDOA Position Determination," July 2000.
Abayomi Oluwaseyi Jemibewon, M.S., EE, Thesis: "A Smart Implementation of Turbo Decoding for Improved Power Efficiency," July 2000.
Fakhrul Alam, M.S., EE, Thesis: "Simulation of Third Generation CDMA
Systems," December 1999.
Jack Morton, M.S., EE, Thesis: "Development of Simulation Modules for
Adaptive Arrays and Equalization," August 1998.
Naveen Kommareddi, M.S. (non-thesis), EE, June 1998.
Pascal Renucci, M.S., EE, Thesis: "Optimal CDMA Interference
Cancellation," May 1998.
Muhammad Aatique, M.S., EE, Thesis: "Evaluation of TDOA Techniques for
Position Location in CDMA System," August 1997.
Andrew S. Park, M.S., EE, Thesis: "Throughput Improvements for FHMA
Wireless Data Networks Employing Variable Rate Channel Coding," December 1996.
Ren Xu, M.S., EE, Thesis: "Evaluation of Music for Position Location in
a Cellular System with Multipath," October 1996.
George Aliftiras, M.S., EE, Thesis: "Receiver Implementations for a CDMA
Cellular System," July 1996.
George M. Eapen, M.S., EE, "Report of Research: Comparative Study of
Receiver Structures for CDMA," July 1996.
Tianshi Li, M.S., EE, Thesis: "A Hybrid Frequency Modulated CDMA
Communication System," July 1996.
Jeffrey B. Mendola, M.S., EE, Thesis: "Simulation and Analysis of a Time
Hopping Spread Spectrum Communication System," June 1996.
Chenbo Zheng, M.S., EE, Thesis: "Error and Erasure Decoding for a CDPD
System," June 1996.
Jason Hale, M.S., EE, Thesis: "An Implementation of an AMPS Digital Base
Station with Adaptive Automatic Gain Control," May 1996.
Xu Lin, M.S., EE, Thesis: "Trellis-Coded Permutation Modulation for
Improved Performance of Narrowband Noncoherent FSK," May 1996.
Parag Agashe, M.S., EE, Thesis: "Selective Cancellation of Interference
for CDMA," December 1995.
Ning Yang, M.S., EE, Thesis: "Multiuser Detection for CDMA Systems with
Convolutional Coding," December 1995.
Young Min Kim, M.S., EE, Thesis: "A Comparison of Two Novel Channel
Coding Techniques for CDMA," May 1995.
Jiann An Tsai, M.S., EE, Thesis: "Simulation of IS-95 CDMA Systems at
Multiple Vehicle Speeds," December 1994.
Stavros Striglis, M.S., EE, Thesis: "A Multistage Rake Receiver for CDMA
Systems," August 1994.
Robert M. Morgenstern, M.S., EE, Thesis: "Vector Quantization Applied to
Speech Coding in the Wireless Environment," July 1994.
Sarath Manjunath, M.S., EE, Thesis: "Implementation of a Variable Rate
Vocoder and the Performance Analysis," May 1994.
Joseph Lichtenstein, M.S., EE, Thesis: "Low Computational Complexity Bit
Error Rate Simulation for Personel Communications Systems in Multipath and
Fading Environments," April 1994.
Sanjay Nagpal, M.S., EE, Thesis: "Application of Importance Sampling
Simulation to CDMA Systems," February 1994.
Bhushan Rele, M.S., EE, Thesis: "Simulation of VSELP Speech Encoder for
Mobile Channels," August 1993.
Yingjie Li, M.S., EE, Thesis: "Bit Error Rate Simulation of a DCMA
System for Personal Communications," July 1993.
Rick A. Cameron, M.S., EE, Thesis: "Performance Analysis of CDMA Systems
in Multipath Channels," April 1993.
Completed M.S. Projects
Keith Joyce, Project: "Multiuser Detection for Narrowband
Interference Suppression in Spread Spectrum Systems," August 1995.
Scott Miller, Project: "A Survey of Spreading Codes for Direct
Sequence Spread Spectrum Communications," May 1995.
Viraj Kumar Bais, Project: "Simulation of Multistage Detector for
Spread-Spectrum Applications," June 1993.
Udaya Shankar N, Project: "Implementation of Digital Modulation
Techniques Using Direct Digital Synthesis," January 1993.
Paul K. Tallat-Kelpsa, Project: "Meteor Burst Communication as a
Medium for Intelligent Vehicle Highway Systems," August 1992.
Currently Advising
Fahkrul Alam, Ph.D. candidate, ECPE, Research Interest: Space-Time Processing in 3rd Generation PCS Implementation.
Todd Fisher, B.S. candidate, ECPE, Research Interest: MLSE Interference Suppression
for Overloaded Antenna Arrays with Coding.
Ran Gozali, Ph.D. candidate, ECPE, Research Interest: Space-Time Codes
and Synchronization Issues with Turbo Codes.
Jay Tsai, Ph.D. candidate, ECPE, Research Interest: Waveform Design for 4th
Generation Wireless System.
Funded Research
"Reconfigurable Apertures and Space-Time Processing," Raytheon ACN, September
2000 October 2001, $841,350.
"Analysis of Cellular Capacity using Enhanced Amplifiers," Illinois
Superconductor, July 2000 - December 2000, $25,000.
"Development of Airborne Communication Nodes," Raytheon Systems, May 2000-August
2002, $1.0 million.
"Research and Development for IMT-2000," LGIC Corporation, May 2000-May 2002, $350,000.
"Selective Interference Cancellation Techniques for Enhanced Communications
Throughput," Office of Naval Research, June 1, 1997 - May 31, 2000,
$164,447.
"Configurable and Robust Wireless Communications Nodes," DARPA/ITO, July 1997 - September 2000, $1,875,431.
"Data Fusion for Improved Location Capability in Third Generation Systems,"
Nortel, May 27, 1998-August 1999, $30,000.
"Techniques for Evaluating Location Technologies," Comcast Cellular
Communications, May 1, 1998 - December 31, 1998, $124,000.
"Implementation Plan for State-Wide Land Mobile Radio Systems," Virginia State Police Department, May 15, 1998 - April 30, 1999, $460,275.
"Enhancing the Capacity of IMT-2000 through Turbo Coding and Smart
Antennas," LGIC-Next Generation Telecommunications Division, October 1,
1998 - September 30, 1999. $122,904.
"Data Fusion for Improved Location Capability in Third Generation
Systems," Nortel, Ottawa, Canada, May 27, 1998 - May 26, 1999, $30,000.
"Position Location for Wireless Communications," ITS Research Center
for Excellence, October 1 1997 - September 30,1998, $44,754.
"Configurable and Robust Wireless Communications Nodes," DARPA,
July 01, 1997 - June 30, 2001, $1,875,431.
"Selective Interference Cancellation Techniques for Enhanced
Communications," Office of Naval Research, June 01, 1997 - May 30, 2001,
$164,447.
"Evaluation of Repeaters for CDMA Cellular and Personal Communications
Systems," Repeater Technologies, Inc., March 1, 1997 - January 1, 1998,
$15,000.
"DPS Implementation of Multiuser Receivers," Hewlett Packard, January
1, 1997 - September 1997, $17,597.
"Leostat for CVO," CRCE (USDOT/FHWA) September 30, 1993 - September 30,
1997, $334,862.
"I-95 Corridor Coalition Project #19: Rural Mayday/800 Call-in System,"
MayDay, April 12, 1996 - May 30, 1997, $142,025.
"CIT-Center for Wireless Telecommunications," CWT/ComDial, January 1996
- June 1997, $12,500.
"Sprint RF1 and Evaluations," Sprint, September 1996 - January 1997,
$31,158.
"Support of Telelink System Test," GlobalNet, September 1996 -
September 1997, $50,000.
"AMPS Digital Receiver Implementation," Grayson Electronics, August 15,
1995 - June 15, 1996, $19,913.
"CDMA/FM Evaluation Effort," COMDIAL Corporation, August 15, 1995 -
December 31, 1995, $25,000.
"Curriculum Innovation for Simulation and Design of Wireless
Communications Systems," National Science Foundation, August 15, 1995 -
August 15, 1998, $289,291.
CWT/SAIC, July 1995 - June 1997, $7,500.
"Development of a Spread-Spectrum Transceiver for the DECT System,"
National Semiconductor Corporation, August 15, 1994 - August 15, 1995,
$30,000.
"Bit Error Rate Performance of IS-95 System," SAIC, July 1, 1994 -
November 30, 1994, $15,000.
"Development of a High Data Rate Spread-Spectrum Modem," Grayson
Electronics, March 1994 - October 1994, $30,000.
"A Low Power High Capacity Wireless Modem," Advanced Research Project
Agency, January 1994-December 1996, $1.8 million
"Interference Analysis for Automatic Vehicle Monitoring Systems in the
ISM Band," Southwestern Bell Mobile Systems, January 1994 - July 1994,
$70,000.
"IVHS Research Center of Excellence," Federal Highway Administration,
January 1994-December 1998, $700,000.
"Analysis of NTP Paging Protocol," BellSouth Mobilecom, July 1993 -
September 1993, $20,000.
"Center for Wireless Telecommunications," Virginia's Center for
Innovative Technology, July 1993-June 1998, $1.5 million.
"Combined Coding and Modulation for Spread-Spectrum Communications,"
National Science Foundation Research Initiation Grant, August 1992 -
August 1995, $100,000.
"Simulation of Large Cell PCS Systems," Bell Atlantic Mobile Systems,
July 1992 - May 1993, $99,400.
"Fellowships for IVHS Research," General Motors Corp., August 1992 -
August 1997, $50,000.
"Spread-Spectrum for LEOSAT Communications in the VHF Band,"
Interferometrics, Inc., Vienna, VA, January 1992 - March 1992, $5,000.
"LEOSAT Communications in the 6/4 GHz Band," Virginia's Center for
Innovative Technology, November 1991 - August 1992, $5,000.
"Analysis of Direct-Sequence Spread-Spectrum for Fading Channels," MPRG
Industrial Affiliates Foundation, November 1991 - May 1992, $10,000.
"Analysis of PASTA Acoustic Signal Processing," AT&T, April 1993 -
Sept. 1993, $25,000.
"Evaluation of NTP-based Protocols," BellSouth/Mobilecom, July 1993 -
October 1993, $38,000.
Meetings, Panels, and Workshops Organized
Session Chair, "Channel Measurements II," IEEE Vehicular Technology
Conference, May 17-19, 1999.
International Advisory Committee, 1996 Conference on Personal,
Indoor, and Mobile Radio Communications (PIMRC '96), Taipei, Taiwan,
October 15-18, 1996.
Session chair, "Radio Communication," 1993 IEEE Military Communications
Conference (MILCOM '93), October 11-14, 1993, Boston, MA
Session chair, "Frequency Hopped Spread Spectrum" and "Spread Spectrum
II," 1992 IEEE Military Communications
Conference (MILCOM '92), October 11-14, 1992, San Diego, California.
Session organizer, "Outdoor Radio Propagation," 1st International Conference on Universal
Personal Communications, September 29 - October 1, 1992, Dallas, Texas.
Program Committee for 1991-1999 Virginia Tech Symposium on Wireless Personal
Communications
(1993 & 1996 served as technical program chair). All nine of these symposia
were attended by over 200 wireless industry professionals from
the United States and around the world.
Reviewing Activities
Journal Reviewing Activities
Reviewing for Funding Agencies
Dean's List for Teaching Excellence, College of Engineering, Virginia
Tech, 1991-2000.
Session Chair, "Channel Measurements II," IEEE Vehicular Technology
Conference, 1999.
Session Chair, "Radio Communication," IEEE Military Communications
Conference, 1993.
Session Chair, "Frequency Hopped Spread Spectrum" and "Spread Spectrum II," IEEE Military Communications
Conference, 1992.
Session Organizer, "Outdoor Radio Propagation," First International Conference
on Universal Personal Communications, 1992.
Wireless Conference, Calgary, Canada, 1997-2000.
International Advisory Committee for 1996 Conference on Personal, Indoor,
and Mobile Radio Communications (PIMRC '96), Taipei, Taiwan, 1996.
Guest Editor, IEEE Journal on Selected Areas in Communications,
Special Issue on Wireless Local Communications, April/May, 1996.
IEEE Transaction on Education
IEEE Journal on Selected Areas in Communications
IEEE Transactions on Antennas & Propagation
IEEE Transactions on Communications
IEEE Transactions on Information Theory
IEEE Transactions on Vehicular Technology
IEE Electronics Letters
European Transactions on Telecommunications
Computers in Industry
IEEE Transactions on Antennas and Propagation
Wireless Personal Communications
Journal of Wireless Networks
IEEE MILCOM
IEEE Conference on Universal Personal Communications
IEEE International Communications Conference
Wireless 1997 - Wireless 2000
Natural Sciences and Engineering Research Council of Canada
State of Louisiana
Kansas Defense 2000 (DEPSCoR)
Graduate Courses Undergraduate
Courses EE 5984 - Digital Communications (classroom and TV)
ECPE 5984 - Simulation of Communication Systems
ECPE 5634 - Information Theory
ECPE 5656 - Communication System Design II
ECPE 5674 - Software RadiosEE 4634 - Analog and Digital Communications
EE 3604 - Communication Systems
(Principal Investigator or Co-P.I.)
Conference Reviewing Activities
IEEE Globecom Œ92
IEEE Globecom '93
IEEE Globecom '95
IEEE MILCOM '92
IEEE MILCOM '93
IEEE Conference on Universal Personal Communications - 1992
PIMRC '95
Wireless '98
Wireless '99
IEEE Communications Letters
IEEE Transactions on Education
IEEE Journal on Selected Areas in Communications
IEEE Transactions on Antennas & Propagation
IEEE Transactions on Communications
IEEE Transactions on Vehicular Technology
European Transactions on Telecommunications
Computers in Industry
IEEE Transactions on Antennas and Propagation
Wireless Personal Communications
Journal of Wireless Networks
National Science Foundation
Natural Sciences and Engineering Research Council of Canada
State of Louisiana
Kansas Defense 2000 (DEPSCoR)
Wireless Personal Communications - Emerging Technologies for Enhanced Communications, edited by William H. Tranter, Theodore S. Rappaport, Brian D. Woerner, and Jeffrey H. Reed, Kluwer Academic Publishers, 1999.
Wireless Personal Communications - Improving Capacity, Services, and Reliability, edited by Theodore S. Rappaport, Brian D. Woerner, Jeffrey H. Reed, and William H. Tranter, Kluwer Academic Publishers, Boston, 1998.
Wireless Personal Communications - Advances in Coverage and Capacity, edited by Jeffrey H. Reed, Brian D. Woerner, and Theodore S. Rappaport, Kluwer Academic Publishers, Boston, 1997.
Wireless Personal Communications - The Evolution of Personal Communication Systems, edited by Theodore S. Rappaport, Brian D. Woerner, and Jeffrey H. Reed, Kluwer Academic Publishers, Boston, 1996.
Wireless Personal Communications - Research Developments, edited by Brian D. Woerner, Theodore S. Rappaport, and Jeffrey H. Reed, Kluwer Academic Publishers, Boston, 1995.
Wireless Personal Communications - Trends and Challenges, edited by Theodore S. Rappaport, Brian D. Woerner, and Jeffrey H. Reed, Kluwer Academic Publishers, Boston, 1994.
Book Chapters
Brian D. Woerner, "Optimal Code Rates for CDMA Packet Communications with Convolutional Coding," Wireless Communications - Future Directions, Kluwer Academic Publishers, Boston, 1993.
Journal Papers
W. J. Ebel, Yufei Wu, and B. D. Woerner, "A Simple Stopping Criterion for
Turbo Decoding," IEEE Communication Letters.
Yufei Wu, B.D. Woerner, and T. K. Blankenship, "Analysis of Internal Data
Width Requirements and Modular Renormalization for SISO Decoding Modules,"
submitted to IEEE Transactions on Communications.
Mostofa K. Howlader and Brian D. Woerner, "Direct-Sequence Spread-Spectrum
with Multiuser Detection for Peer to Peer Packet Radio," submitted to the
IEEE Journal on Selected Areas in Communications: Special Issue on Wireless Ad Hoc
Networks.
Mostofa K. Howlader and Brian D. Woerner, "Iterative Interference
Cancellation and Decoding for DS-CDMA Systems," submitted to IEEE
Communication Letters.
Matthew C. Valenti and Brian D. Woerner, "Pilot Symbol Assisted Detection
of Turbo Codes Over Flat-Fading Channels," submitted to the IEEE J-SAC:
Wireless Communications Series.
R. Michael Buehrer, Neiyer S. Correal, and Brian D. Woerner, "A Simulation
Comparison of Multiuser Receivers for Cellular CDMA," submitted to IEEE
Transactions on Vehicular Technology, June 17, 1996 (still in review).
Michael Buehrer and B. D. Woerner, "Teaching Spread Spectrum for
Commercial Wireless Communications," accepted for IEEE Transactions on
Education.
Published
Matthew C. Valenti and Brian D. Woerner, "Distributed Multiuser Detection
for the TDMA Cellular Uplink," accepted to Electronics Letters, vol.35,
no. 21, pp. 1803, October 24, 1999.
N. S. Correal, R. M. Buehrer, and B. D. Woerner, "A DSP-Based DS-CDMA
Multiuser Receiver Employing Partial Parallel Interference Cancellation,"
accepted by IEEE Journal on Selected Areas in Communications, vol. 17, no.
4, April 1999, pp. 613-630.
Neiyer Correal, Steve Swanchara, and Brian D. Woerner, "Implementation
Issues for Multiuser DS-CDMA Receivers,"International Journal of Wireless
Information, vol. 5, no. 3, 1998, pp. 257-279.
Matthew C. Valenti and Brian D. Woerner, "Refined Channel Estimation for
Coherent Detection of Turbo Codes over Flat-fading Channels," IEE
Electronics Letters, vol. 34, no. 19, August 1998.
Martin Pechanec and Brian D. Woerner, "Code Division Multiple Access for
Wireless Communications," submitted to Advancing Microelectronics - 1998
Special Wireless Issue, vol. 25, no. 3, May/June 1998.
Jeffrey H. Reed, Kevin Krizman, Brian D. Woerner, and Theodore S.
Rappaport, "An Overview of the Challenges and Progress in Meeting the
E-911 Requirement for Location Service," IEEE Communications Magazine,
vol. 36, no. 4, pp. 30-39, April 1998.
Pascal Renucci and Brian D. Woerner, "Optimisation of Soft Interference
Cancellation for DS-CDMA, " Electronics Letters, vol. 34, no. 8, pp.
731-733, April 16, 1998.
Andrew Park, Michael Buehrer, and Brian D. Woerner, "Adaptive Code Rates
for Coded FH/SS MA Systems," IEEE Transactions on Communications, vol. no.
4, April 1998, pp. 521-532.
T. S. Rappaport, J. H. Reed, and B. D. Woerner, "Position Location Using
Wireless Communications on Highways of the Future," IEEE Communications
Magazine - Special Issue, October 1996.
R. Michael Buehrer and Brian D. Woerner, "An Analysis of Adaptive
Multistage Interference Cancellation for CDMA Using an Improved Gaussian Approximation," IEEE
Transactions on Communications, vol. 44, no. 10, pp. 1308-1321, October
1996.
R. Michael Buehrer, Ashish Kaul, Stavros Striglis, and Brian D. Woerner,
"Analysis of DS-CDMA Parallel Interference Cancellation with Phase and
Timing Errors," IEEE Journal on Selected Areas in Communications, vol. 14,
no. 8, pp. 1522-1535, October 1996.
Parag Agashe and Brian D. Woerner, "Interference Cancellation for a
Multicellular CDMA Environment," Wireless Personal Communications - An
International Journal, pp. 1-15, August 1996.
Rick A. Cameron and Brian D. Woerner, "Performance Analysis of CDMA with
Imperfect Power Control," IEEE Transactions on Communications, vol. 44,
no. 7, pp. 777-781, July 1996.
Andrew Park, Mike Buehrer, and Brian D. Woerner, "Throughput Performance
of a System with Variable Rate Coding," IEEE Transactions on
Communications, vol. COM-46, no. 4, pp. 521-532, April 1998.
Jeffrey H. Reed, Theodore S. Rappaport, and Brian D. Woerner, "What You
Should Know Before Returning to School for that Advanced Degree," RF
Design, pp. 67-69, March 1996.
Brian D. Woerner and Wayne E. Stark, "Improved Upper Bounds on the Packet
Error Probability of Slotted and Unslotted DS/SS Systems," IEEE
Transactions on Communications, vol. 43, no. l2, December l995.
Young M. Kim and Brian D. Woerner, "Comparison of Alternative Channel
Coding Techniques for CDMA Systems - Part I: Gaussian Noise," submitted to
the IEEE Transactions on Communications, March 1995.
Ashish Kaul and Brian D. Woerner, "Analytic Limits on the Performance of
Adaptive Interference Cancellation for CDMA," IEE Electronics Letters,
vol. 30, no. 25, pp. 22083-2094, December 8, 1994.
Brian D. Woerner and Wayne E. Stark, "Trellis-Coded Direct-Sequence
Spread-Spectrum Communications," IEEE Transactions on Communications, vol.
42, no. 12, pp. 3161-3170, December 1994.
Brian D. Woerner, Jeffrey H. Reed, and Theodore S. Rappaport, "Simulation
Issues for Future Wireless Modems," IEEE Communications Magazine, vol. 32,
no. 7, pp. 42-52, July 1994.
Conference
Papers
Yufei Wu and B. D. Woerner, "Analysis of Internal Data Width Requirements
for SISO Decoding Modules," submitted to IEEE International
Conference on Communications, New Orleans, Louisiana, June 18-22, 2000.
Ran Gozali and Brian Woerner, "Applying the Calderbank-Mazo Algorithm to
Space-Time Trellis Coding," submitted to IEEE Southeast Conference 2000,
Nashville, Tennessee, April 7-9, 2000.
Yufei Wu and Matt Valenti, "An ARQ Technique Using Related Parallel and
Serial Concatenated Convolutional Codes," submitted to IEEE
International Conference on Communications, New Orleans, Louisiana, June
18-22, 2000.
N. S. Correal and B. D. Woerner, "Enhanced Differentially Coherent
Subtractive Interference Cancellation Receivers with Mujltiple Symbol
Differential Detection," submitted to IEEE International
Conference on Communications, New Orleans, Louisiana, June 18-22, 2000.
M.M.K. Howlader and Brian D. Woerner, "Frame Synchronization of
Convolutionally Encoded Sequences for Packet Transmission," Submitted to
International Conference on Communications, New Orleans, Louisiana,
June 18-22, 2000.
*Yufei Wu, William J. Ebel and Brian D. Woerner, "Forward Computation of
Backward Path Metrics for MAP Decoders," accepted toIEEE Vehicular Technology
Conference, Tokyo, Japan, May 15-18, 2000.
*Yufei Wu and Brian D. Woerner, "Internal Data Width in SISO Decoding
Module with Modular Renormalization," accepted for the IEEE Vehicular Technology
Conference, Tokyo, Japan, May 15-18, 2000.
M.M.K. Howlader and Brian D. Woerner, "Iterative Interference Cancellation
and Decoding Using a Soft Cancellation Factor for DS-CDMA," submitted to
IEEE Vehicular Technology
Conference, Tokyo, Japan, May 15-18,
2000.
M.C. Valenti and B.D. Woerner "A bandwidth efficient pilot symbol
technique for coherent detection of turbo codes over fading channels,''
presented at the IEEE Military Communicaitons Conference (MILCOM) '99,
Atlantic City, NJ, November 3, 1999.
M. M. K. Howlader and Brian D. Woerner, "Adaptive Single-User and
Multiuser Receivers for Asynchronous DS-CDMA in Peer-to-Peer Packet Radio
Networks," presented at the Military Communications Conference 1999
(MILCOM'99), Atlantic City, NJ, November 3, 1999.
M.M.K. Howlader and Brian D. Woerner, "Iterative Interference Cancellation
and Decoding for DS-CDMA Systems, presented at IEEE Vehicular
Technology Conference, Amsterdam, Netherlands, September 19-22, 1999,
pp. 1815-1819.
Y. Wu and B. D. Woerner, "The Influence of Quantization and Fixed Point
Arithmetic Upon the BER Performance of Turbo Codes," presented to IEEE Vehicular
Technology Conference, Houston, Texas, May 17-21-1999.
Neiyer S. Correal and Brian D. Woerner, "Enhanced DS-CDMA Uplink
Performance Through Base Station Polarization Diversity and Multistage
Interference Cancellation," presented at GLOBECOM '98 (IEEE Global
Communications Conference), Sydney, Australia, November 8-12, 1998, pp.
748-753.
Matthew C. Valenti and Brian D. Woerner, "Combined Multiuser Detection and
Channel Decoding with Receiver Diversity," presented at GLOBECOM '98
(Global Communications Conference: Communications Theory Mini Conference),
Sydney, Australia, November 8-12, 1998, pp. 137-142.
M. K. Howlader and Brian D. Woerner, "Direct-Sequence Spread-Spectrum with
Multiuser Detection for Peer to Peer Packet Radio," presented at MILCOM
'98, Bedford, Massachusetts, November 2-4, 1998, pp. 762-766.
N. S. Correal and Brian D. Woerner, "Multiuser Detection for Advanced
DS-CDMA Receivers," presented at IEEE New Zealand Wireless Communications
Symposium '98, Auckland, New Zealand, November 1998, proceedings pages
unnumbered.
M. C. Valenti and Brian D. Woerner, "Turbo Codes and Iterative
Processing," presented at IEEE New Zealand Wireless Communications
Symposium '98, proceedings pages unnumbered.
Matthew C. Valenti and Brian D. Woerner, "Multiuser Detection with Base
Station Diversity," or presented at ICUPC '98, October 5-9, 1998.
Neiyer S. Correal and Brian D. Woerner, "Evaluation of Dual Spatial and
Polarization Diversity Reception for DS-CDMA Multiuser Detection,"
presented at ICUPC '98, October 5-9, 1998.
Matthew C. Valenti and Brian D. Woerner, "Iterative Multiuser Detection
for Convolutionally Coded Asynchronous DS-CDMA," presented at PIMRC 98,
September 13-16, 1998.
B. D. Woerner and J. H. Reed, "Analog to Digital Conversion and Digital
Signal Synthesis for Software Radios," half-day tutorial presented at
IEEE 9th International Symposium on Personal, Indoor, and Mobile
Radio Communications, Boston, Massachusetts, September 13-16, 1998, pp.
213-217.
Pascal G. Renucci and Brian D. Woerner, "Analysis of Soft Cancellation to
Minimize BER in DS-CDMA Interference Cancellation," presented at International Conference on Telecommunications, Chaldidiki, Greece, June
22-25, 1998, vol. IV, pgs. 106-14.
M. C. Valenti and B. D. Woerner, "Performance of Turbo Codes in
Interleaved Flat Fading Channels with Estimated Channel State
Information," presented at IEEE Vehicular Technology Conference,
Ottawa, Ontario, Canada, May 18-21, 1998.
M. C. Valenti and B. D. Woerner, "Combined Multiuser Reception and Channel
Decoding for TDMA Cellular Systems," presented at IEEE Vehicular
Technology Conference, Ottawa, Ontario, Canada, May 18-21, 1998.
N. S. Correal and B. D. Woerner, "Non-Coherent Real-Time DSP
Implementation of a Parallel Partial Interference Cancellation Multiuser
Receiver for DS-CDMA," presented at IEEE Vehicular Technology
Conference, Ottawa, Ontario, Canada, May 18-21, 1998.
N. S. Correal, R. M. Buehrer and B. D. Woerner, "Real-Time DSP
Implementation of a Coherent Partial Interference Cancellation Multiuser
Receiver for DS-CDMA," presented at International Conference on
Communications, Atlanta, Georgia, May 17-21, 1998.
G. Mizusawa, M. Aatique, and B. D. Woerner, "Vehicular Location with a CDMA
Cellular- Architecture," invited paper at IEEE Conference on
Intelligent Transportation Systems, Boston, Massachusetts, November 9-12,
1997 (no published papers).
Matthew C. Valenti and Brian D. Woerner, "Variable Latency Turbo Codes for
Wireless Multimedia Applications," International Symposium on Turbo Codes,
Brest, France, September 3-5, 1997, pp. 216-219.
Neiyer S. Correal, R. Michael Buehrer, and Brian D. Woerner, "Improved CDMA
Performance Through Bias Reduction for Parellel Interference
Cancellation," PIMRC '97, Helsinki, Finland, September 1-4, 1997, vol. 2,
pp. 565-569.
R. Michael Buehrer and Brian D. Woerner, "The Asymptotic Multiuser
Efficiency of M-Stage Interference Cancellation Receivers," PIMRC '97,
Helsinki, Finland, September 1-4, 1997, vol. 2, pp. 570-574.
Muhammad Aatique and Brian D. Woerner, "Effect of Repeaters on Power
Control for CDMA Cellular and Personal Communications Systems," Wireless
'97, Calgary, Canada, July 9-11, 1997, pp. 465-470.
Muhammad Aatique, George Mizusawa and Brian D. Woerner, "Performance of
Hyperbolic Position Location Techniques for Code Division Multiple
Access," Wireless '97, Calgary, Canada, July 9-11, 1997, pp. 261-274.
Neiyer S. Correal and Brian D. Woerner, "DSP Implementation of Parallel
Interference Cancellation," presented at Interference Rejection
and Signal Separation, Washington, March 18, 1997, proceedings pages
unnumbered.
R. Michael Buehrer, Neiyer Correal, and Brian D. Woerner, "A Comparison of
Multiuser Receiver Structures for CDMA," IEEE GLOBECOM '96, London,
England, pp. 1571-1577, November 1996.
Theodore S. Rappaport, William H. Tranter, Brian D. Woerner, Jeffrey H.
Reed, and Donna Krizman, "The Role of Simulation in the Teaching of
Communications," IEEE Frontiers in Education Conference, Salt Lake City,
Utah, November 6-9, 1996.
Theodore S. Rappaport, William H. Tranter, Brian D. Woerner, Jeffrey H.
Reed, and Donna Krizman, "Curriculum Innovation for Simulation and Design
of Wireless Communications Systems," American Society for Engineering
Education Annual Conference & Exposition, Washington, DC, June 23-26,
1996.
Rick A. Cameron and Brian D. Woerner, "Synchronization Issues for
Multiuser Interference Cancellation," 1996 IEEE Vehicular Technology
Conference, Atlanta, GA, April 28, 1996, pp. 178-182.
R. Michael Buehrer and Brian D. Woerner, "Performance of CDMA Multistage
Interference Cancellation with Phase and Timing Errors," 1995 IEEE
Universal Personal Communications Conference (UPC '95), Tokyo, Japan,
November 6-10, 1995.
Young M. Kim and Brian D. Woerner, "Performance Analysis of Alternative
Channel Coding Techniques for CDMA," 1995 IEEE Military Communications
Conference (MILCOM '95), San Diego, CA, November 5-8, 1995.
R. Michael Buehrer and Brian D. Woerner, "Analysis of Adaptive Multistage
Interference Cancellation for CDMA Using an Improved Gaussian
Approximation," 1995 IEEE Military Communications Conference (MILCOM
'95), San Diego, CA, November 5-8, 1995.
Andrew Park, R. Michael Buehrer, and Brian D. Woerner, "Throughput
Improvements for FH/SSMA Systems Using Variable Rate Coding and
Interference Estimates," 1995 IEEE Military Communications Conference
(MILCOM '95), San Diego, CA, November 5-8, 1995.
Brian D. Woerner, Jeffrey H. Reed, and Theodore S. Rappaport, "Improved
Spectral Efficiency for CDMA Systems," Proceedings Wireless Technology
Conference and Exposition, Stanford, CT, Sept. 13-15, 1995.
Parag Agashe and Brian D. Woerner, "Analysis of Interference Cancellation
for a Multicellular CDMA Environment," Proceedings 1995 Personal, Indoor,
and Mobile Radio Conference (PIMRC '95), Toronto, Canada, September 27-29,
1995.
Ashish Kaul and Brian D. Woerner, "An Analysis of Adaptive Multistage
Interference Cancellation for CDMA," Proceedings 1995 IEEE Vehicular
Technology Conference (VTC '94), Rosemont, IL, July 25-28, 1995.
Ning Yang and Brian D. Woerner, "Coding Issues for CDMA Systems with
Interference Cancellation," Proceedings of Wireless '95 Conference,
Calgary, Canada, July 10-12, 1995.
Young M. Kim and Brian D. Woerner, "Comparison of Trellis Coding vs. Low
Rate Convolutional Coding for CDMA," Proceedings 1994 IEEE Conference on
Military Communications (MILCOM '94), Fort Monmouth, NJ, October 3-5, 1994.
R. M. Buehrer and B. D. Woerner, "Spread Spectrum for Wireless
Communications," 1994 Virginia Tech Wireless Personal Communications
Symposium, pp. 3.1-3.20, Blacksburg, VA,
June 2, 1994.
S. Striglis, A. Kaul, N. Yang, B. D. Woerner, "A Multistage RAKE Receiver
for Improved Capacity of CDMA Systems," IEEE Vehicular Technology
Conference, pp. 789-793, Stockholm, Sweden, June 1994.
Achmed Wardhana and Brian D. Woerner, "Throughput of a FHMA System for
Variable Rate Coding and Interference Estimates," 1994 Tactical
Communications Conference, Fort Wayne, IN, May 1994.
Yingjie Li and Brian D. Woerner, "A Proposed LEOSAT-Based Personal
Communicatons System in the 6/4 GHz Frequency Bands," 15th AIAA
International Communications Satellite Systems Conference, San Diego, CA,
February 1994.
Yingjie Li, Brian D. Woerner, William Tanis, II, and Mike Hughes,
"Simulation of CDMA Using Measured Channel Impulse Response Data," IEEE
Vehicular Technology Conference (VTC), Seacaucus, NJ, May 1993.
Joseph Lichtenstein, Rob Morgenstern, Brian D. Woerner, William Tanis, II,
and Mike Hughes, "Performance Comparison of TDMA and CDMA for Personal
Communications," IEEE Vehicular Technology Conference (VTC), Seacaucus,
NJ, May 1993.
James A. Agamaite, Tony Liu, and Brian D. Woerner, "Design of Software for
Low Complexity Simulation of CDMA Systems," Undergraduate Engineering
Design Conference, NC State University, Raleigh, NC, April 1993.
Bhushan Rele and Brian D. Woerner, "Meteor Burst Communication for
Advanced Rural Transportation Research," Proceedings of the 1993 IVHS
America Conference, Washington, DC, April 1993.
Rick A. Cameron and Brian D. Woerner, "Measurement-Based Performance
Analysis of CDMA Systems in Multipath Fading," IEEE Vehicular Technology
Conference (VTC), Seacaucus, NJ, May 1993.
Rick A. Cameron and Brian D. Woerner, "A Comparison of Performance
Evaluation Techniques for Code Division Multiple Access," International
Symposium on Wireless Personal Communications, Calgary, Canada, July 1993.
Ilseok Song and Brian D. Woerner, "Combined Coding and Modulation for
Wireless Communication Using Multidimensional PSK Signal Constellations,"
1993 Conference on Military Communications (MILCOM), Boston, October 1993.
Brian D. Woerner and Rick A. Cameron, "An Analysis of CDMA with Imperfect
Power Control," IEEE Vehicular Technology Conference (VTC), Denver, CO,
May 1992.
Brian D. Woerner, "Optimal Code Rates for CDMA Packet Communications with
Convolutional Coding," WINLAB Workshop on Wireless Information
Networks,
New Brunswick, NJ, April 1992.
Brian D. Woerner and Wayne E. Stark, "Packet Error Probability of DS/SS MA
Communications with Convolutional Codes," 1991 Conference on Military
Communications (MILCOM '91), Washington, D. C., November 1991.
Brian D. Woerner and Wayne E. Stark, "Interleaved Trellis Coded
Spread-Spectrum for Rician Fading Channels," 1991 Phoenix Conference on
Computers and Communications, Phoenix, AZ, May 1991.
Brian D. Woerner and Wayne E. Stark, "Trellis Coded Spread-Spectrum for
Fading Channels," 1990 Conference on Military Communications (MILCOM '90),
Monterey, CA, October 1990.
Brian D. Woerner and Wayne E. Stark, "The Performance of Trellis Coded
Spread-Spectrum Communications," 1990 Conference on Tactical
Communications (TACCOM), Fort Wayne, IN, April 1990.
Brian D. Woerner and Wayne E. Stark, "Performance Bounds for Trellis Coded
Direct-Sequence Spread-Spectrum Communications Systems," 1990 IEEE
International Symposium on Information Theory, San Diego, CA, January 1990.
Brian D. Woerner and Wayne E. Stark, "The Application of Trellis Coding to
Direct-Sequence Spread-Spectrum Multiple-Access Communications,"
26th Annual Allerton Conference on Communication, Control, and
Computing, Urbana, IL, October 1989.
Invited Presentations
Brian D. Woerner, "Software Radios," presented at Monterrey Technical
University, Monterrey, Mexico, February 4, 2000.
Brian D. Woerner, "Wireless Radio Location," presented at the Third Symposium on
Radiolocation and Direction Finding, sponsored by the Southwest Research
Institute, San Antonio, TX, November 3, 1999.
Brian D. Woerner, "The Theory and Practice of Error Correction Coding" (short course), Honeywell,
Inc., Minneapolis, MN, May 1999.
Brian D. Woerner, "Siting of Antennas for Wireless Communication Systems,"
Salem, VA, Town Meeting, April 21, 1999.
Brian D. Woerner, "Multiuser Detection for Peer-to-Peer Packet Radio Environments," presented to ONR principle investigator's meeting, San Diego,
CA, January 6, 1999.
B. D. Woerner and J. H. Reed, "Analog to Digital Conversion and Digital Signal Synthesis for Software
Radios," half-day tutorial presented at
IEEE 9th International Symposium on Personal, Indoor, and Mobile
Radio Communications, Boston, MA, September 12-16, 1998, p.
212-217.
Brian D.
Woerner and Amy Bell, "Advanced Techniques for Wireless Location Determination," Nortel Wireless Forum, October 5,
1998.
Brian D. Woerner, "An Overview of Wireless Data Services," Federal Wireless Users Forum, Las Vegas, NV, December 1, 1998.
Jeremy Allnut and Brian D. Woerner, "Mobile Satellite Systems," Federal Wireless Users Forum, Las Vegas, NV, December 1, 1998
Brian D. Woerner, "Performance of Turbo Codes in Fading Channels," NRL Joint Workshop on Turbo Codes and Iterative Decoding,
Washington, DC, December 3, 1998.
Brian D. Woerner, "The Interaction Between Integrated Circuit Design and Wireless System
Design," presented to IEEE ASIC '96 Conference, Rochester, NY,
September 1996.
Brian D. Woerner, "Future Directions in Multiuser Receiver Research," presented
to IEEE Communication Theory Workshop, FL, April 1995.
Brian D. Woerner, "Communications for IVHS," IEEE Bristol Section Meeting, Bristol, TN,
December 1994.
Brian D. Woerner, "CDMA for Wireless Communications," IBM University/Industry Forum,
Research Triangle Park, NC, May 1994.
Brian D. Woerner, "Indoor Wireless Communications," BNR Industry Forum, Monterrey, Mexico,
November 1993.
Brian D. Woerner, "Recent Developments in Wireless Communication"
(seminar), Northern Virginia Campus of Virginia Tech, April 1993.
Brian D. Woerner, "Communications Research Capabilities for IVHS Research at Virginia Tech," Federal Highway Administration, January 1993.
Brian D. Woerner, "Spread Spectrum Communications and Propagation Effects"
(tutorial), Federal Communications Commission, June 1992.
Brian D. Woerner, "Mobile and Portable Communications Research at Virginia Tech," BNR
University Forum, Ottawa, Canada, August 1991.
Michael Buehrer and B. D. Woerner, "Teaching Spread Spectrum
for Commercial Wireless Communications," accepted for IEEE Transactions on
Education, to appear Fall 2000.
