Mary Ann Weitnauer (SARL Director)
School of Electrical and Computer Engineering.
Advance Professor of Engineering
Biosktech: Mary Ann Weitnauer (formerly Mary Ann Ingram) received the B.E.E. and Ph.D. degrees from the Georgia Institute of Technology (Georgia Tech) in 1983 and 1989, respectively. From 1983 to 1986, she was a Research Engineer with the Georgia Tech Research Institute in Atlanta, performing studies on radar electronic countermeasure (ECM) systems. In 1986, she became a graduate research assistant with the School of Electrical and Computer Engineering at Georgia Tech, where in 1989, she became a Faculty Member and is currently Professor.
Dr. Weinauer's early research areas were optical communications and
radar systems. In 1997, she established the Smart Antenna Research
Laboratory (SARL), which emphasizes the application of multiple
antennas to wireless communication systems; this includes
multiple-input-multiple-output (MIMO) architectures, smart antennas,
and adaptive arrays. The SARL performs system analysis and design,
channel measurement, and prototyping relating to a wide range of
wireless applications, including wireless local area network (WLAN)
and satellite communications, with focus on the lower layers of
Alper Akanser (PhD Student)
Research Topic: Energy-efficient Reading of Correlated Wireless Sensors
Biosketch: Alper Akanser received the B.Sc. (with Highest Honors) and M.Sc. degrees in Electrical Engineering from the Georgia Institute of Technology in 2004 and 2007 respectively. He is currently with Smart Antenna Research Lab and pursuing the Ph.D. degree in Electrical and Computer Engineering at Georgia Institute of Technology. His current research interests include wireless communications, wireless sensor networks, correlated data fusion, and signal estimation and detection. He was previously an instructor in Digital Communications, Computer Networks and Software Engeering at Near East University, Cyprus. He is a Fulbright - Cyprus American Scholarship Program Scholar and a Golden Medal at TUBITAK Teen Math Olympics in Turkey. .
Yong Jun Chang (PhD Student)
Distributed Cooperative Diversity and Synchronization Techniques
Biosketch: Yong Jun Chang joined SARL in 2008. He received his MS degree in Electrical and Computer Engineering from Georgia Tech in 2010 and he is pursuing currently a Ph.D. His research interests are decentralized cooperative diversity techniques in energy-constrained network and Software-Defined Radio systems. Before he joined the group, he had worked in industry in South Korea for 7 years.
Haejoon Jung (PhD Student)
Range Extension Behavior and Network Protocols for Opportunistic Large Arrays
Biosketch: Haejoon Jung received his B.S. degree (cum laude) from Yonsei University, South Korea, in 2008. He then came to U.S. to pursue his Ph.D. degree at Georgia Tech. Haejoon received his M.S. degree in 2010 at Georgia Tech and he is currently working as a graduate research assistant in SARL. His research interests focus on the cross layer optimization including physical, network layers and experimental study of cooperative transmission.
Jian Lin (PhD Student)
Research Topic: Medium Access Control for Cooperative Networks.
Biosketch: Jian Lin received the bachelorís degree in Information and Science Engineering from Southeast University, Nanjing, China, in 2007, and the MS degree in Electrical and Computer Engineering from Polytechnic Institute of New York University, NY, in 2009. He joined SARL in 2009 and became a graduate research assistant in 2010. His research interests include protocol design, cross-layer optimization and software defined radio for cooperative wireless networks.
Qiongjie Lin (PhD Student)
Research Topic: Distributed Spatial Multiplexing Implemetation in Software Defined Radio
Biosketch: Qiongjie Lin received her B.S. degree in Communication Engineering from Nanjing University of Posts and Telecommunications, China, in 2012. Currently, she is pursuing her Ph.D. degree at Georgia Tech. She joined SARL and worked as a graduate research assistant since 2013. Her research interests include PHY layer programming of cooperative wireless communication in software defined radio, interference cancellation in MIMO system, and distributed PHY layer security.
Abdul Qadir (PhD Student)
Research Topic: Non-Contact Vital Sign Monitoring using Ultra-Wide Band and Machine Learning
Biosketch: Abdul Qadir received his Bachelor’s degree in Electrical Engineering from University of Engineering and Technology, Lahore, Pakistan in 2007 and Master’s degree in Communications and Signal Processing from Newcastle University, Newcastle upon Tyne, United Kingdom in 2008. He joined SARL in Fall 2012. His research interests include Signal Processing algorithms, Machine Learning and their applications to non-contact ultra-wide band monitoring of vital signs and sleep study.
Lakshmi Thanayankizil (PhD Student)
Opportunistic Large Array Concentric Routing Algorithm (OLACRA) for Upstream Routing in Wireless Sensor Networks
Biosketch: Lakshmi Thanayankizil received her MS (2008) and BS (2004) degrees in Electrical and Computer Engineering from Georgia Institute of Technology and University of Calicut respectively. Currently, she is working towards the PhD Degree in Electrical and Computer Engineering Dept. at Georgia Tech. Since 2006, she has been a Research Assistant in the Smart Antenna Research Lab at Georgia Tech, where she is working on the following projects: (1) Concurrent Cooperative Transmission-based Routing for Wireless Networks and (2) Video Transmission Over a Cooperative Route Using CCT. She has held industry positions with IBM Research Labs, and with the Indian Space Research Organization.. She was awarded the IEEE SENSORCOMM Best Paper Award in 2008 and NSF ADVANCE Fellowship for Professional Training in 2009.
Feng WANG (PhD Student)
Synchronization for Single-Carrier Concurrent Cooperative Communication
Biosketch: Fengís biosketch will go here.
Alumni - PhD students
Dr. Jin Woo Jung
Dissertation Title: Methods of Cooperative Routing to Optimize the Lifetime of Multi-hop Wireless Sensor Networks
Biosketch: Jin Woo Jung received the B.S. and M.S. degrees from Yonsei University (Seoul, South Korea) in 1999 and 2002, respectively. After graduating in 2002, he joined Datagate International (Seoul, South Korea), where he participated in security software R&D. In 2004, he joined Samsung Electronics (Suwon, South Korea), where he developed digital cable set-top boxes in the Telecommunication Network Division. In August 2007, he joined the Georgia Institute of Technology (Atlanta, Georgia, USA) as a PhD student. From August 2007 to December 2012, he worked at the Smart Antenna Research Laboratory (SARL). With his research focusing on the energy-efficient communication protocols for wireless sensor networks, he received his Ph.D. degree in Electrical and Computer Engineering from the Georgia Institute of Technology in Spring 2013. He worked for Apple, Inc. (Cupertino, California, USA) as a summer intern in 2010, and he is currently working at Panasonic Innovation Center (Atlanta, Georgia, USA).
Dr. Syed Ali Hassan
Dissertation Title: Stochastic Modeling of Cooperative Wireless Multi-hop Networks
Biosketch: Syed Ali Hassan received his Ph.D. in Electrical Engineering from Georgia Institute of Technology, Atlanta, USA in 2011. He received his MS Mathematics from Georgia Tech in 2011 and MS Electrical Engineering from University of Stuttgart, Germany, in 2007. He was awarded BE Electrical Engineering (highest honors) from National University of Sciences and Technology (NUST), Pakistan, in 2004. His broader area of research is signal processing for communications. Currently, he is working as an Assistant Professor at the School of Electrical Engineering and Computer Science (SEECS), NUST, where he is heading the IPT research group, which focuses on various aspects of theoretical communications. Prior to joining SEECS, he worked as a research associate at Cisco Systems Inc., CA, USA, where he was involved with the home networking business unit in devising efficient strategies for home networking. Dr. Hassan is a member of IEEE and IEEE Communications society, author/co-author of numerous IEEE conference and journal papers and a reviewer for many IEEE journals and transactions. He has chaired several sessions in international conferences and has served as a TPC member for various conferences.
Dr. Aravind Kailas
Toward Perpetual Wireless Networks: Opportunistic Large Arrays with Transmission Thresholds and Energy Harvesting
Biosketch: Currently a Visiting Research Scientist at DOCOMO Communications Laboratories, Inc. (DOCOMO USA Labs), Aravind is exploring learning algorithms and data mining for healthcare to develop wellness-monitoring solutions for mobile handsets. His doctoral research work (as a Graduate Research Assistant in the Smart Antenna Research Laboratory (SARL), Georgia Institute of Technology) addressed the key issue of network sustainability with the design of novel, simple decentralized cooperative diversity-based protocols and intelligent exploitation of energy scavenging using hybrid energy storage systems.
Dr. Brett Walkenhorst
Achieving Near-optimal MIMO Capacity in a Rank-Deficient LOS Environment
Biosketch: Brett is currently a Senior Research Engineer at Georgia Tech Research Institute, working in the fields of signal processing and wireless communications. His doctoral thesis focused on MIMO in line-of-sight environments, and methods to improve capacity of such channels. He currently conducts research in the areas of multiple antenna architectures including MIMO, STAP, co-channel interference mitigation, signal detection, and geolocation. Brett is a Senior Member of IEEE.
Dr. Sudhanshu Gaur
Interference Management in MIMO Networks
Biosketch: Sudhanshu Gaur joined SARL in 2003 - his doctoral thesis focused on interference management in MIMO networks. He received his BS degree from the Indian Institute of Technology (IIT) in 2000. He then briefly held a position with Sasken Communications and later joined Virginia Tech. for his MS degree in 2001. He is currently a Senior Researcher at Hitachi America R&D, where he leads Hitachi's LTE-Advanced standardization effort. His current research includes work on MIMO-DPC signal processing, interference alignment, and resource management. He is a Guest Editor for Journal of Communications (JCM).
Dr. Lu Dong
MIMO Selection and Modeling Evaluations for Indoor Wireless Environment
Biosketch: From May 2007 to May 2010, Lu was a senior electrical engineer in Linkquest Inc, San Diego, doing embeded system design and algorithm developement for the acoustic doppler current profile. Currently, he is a senior design engineer in EdgeOne LLC, doing system design for next generation high speed underwater acoustic Modems.
Dr. Ho Yang
Partially Adaptive Space-Time Processing
Biosketch: Ho Yang received the Ph.D. degree specializing in statistical array signal processing in December 1998. Before Georgia Tech, he received his BS and MS degrees in Electrical Engineering from Yonsei University in 1987 and 1989, respectively, and worked for ETRI until 1992. He worked for Nixxo technology, a startup company developing the GSM modem chip, until he joined Samsung in 2001. He is currently a principal research engineer leading the design activities of the software baseband platform consisting of baseband software, processors and modem architecture design.
Dr. Fatih Demirkol
Dissertation Title: Resource Allocations for Interfering MIMO Links
Biosketch: Mehmet Fatih Demirkol joined the University of Hawaii in 2003. He moved to Istanbul in 2007 and worked for the cellphone operator Turkcell. He also teaches occasionally at Istanbul Technical University. In February 2010, he began working for Avea, another a cellphone operator, doing radio network planning .
Alumni - Master's Students
Research Topic :
Telemetry Network (TeNt) for the Software Defined Radio testbed
Biosketch: Vivek was with SARL during the 2009 calendar year. He is currently a Software Engineer at Garmin International, Inc.
Research Topic : Cooperative Analog and Digital Time Synchronization
Biosketch: Sunghwan Cho was a Master Student in SARL from 2010 to 2011. He received his BS degree (summa cum laude) of Electrical and Computer Engineering from Korea Military Academy (KMA) in 2007 and MS degree from Georgia Tech in 2011. He has worked for Republic of Korea Army since 2007, and he is currently an instructor at KMA as a captain. His research interest is Time Synchronization Protocol in Wireless Sensor Networks, called Cooperative Analog and Digital Time Synchronization (CANDI).
Research Topic :
OLA-based network programming for the Software Defined Radio testbed
Biosketch: Steve was with SARL during the 2009 calendar year. He is currently a graduate student at Georgia Tech.
Past Visiting Scholars
XIA Nan (Visiting Scholar)
Research Topic: Distributed Space-Frequency Coding and Particle Filters for Cooperative Transmission
Biosketch: Mr. XIA Nan is a full-time doctoral student in the School of Electronic and Information Engineering at Dalian University of Technology of China. He was a Visiting Scholar at SARL from October 2009 to October 2010.
GAO Zhen (Visiting Scholar)
Research Topic: Pre-synchronization Techniques for OFDM Cooperative Transmission
Biosketch: Zhen GAO was a Visiting Scholar in SARL from 2008 to 2010. He received his BS and MS degree in Electrical and Information Engineering from Tianjin University in 2005 and 2007, respectively. In 2007, he worked as a research assistant in the Digital Television Technology R&D Center of Tsinghai University. Now he is a PhD student joint supervised by Tianjin University and Georgia Institute of Technology. His research interests are design and implementation of synchronization algorithms for OFDM systems and OFDM-based cooperative transmission.
Last revised on September 15, 2013