Research
CURRENT RESEARCH INTEREST (my lab poster)
- Networked information processing and crosslayer design (with
a physical layer emphasis) in wireless ad hoc and sensor networks
- Distributed
detection and collaborative quickest detection in wireless networks
- Distributed, multicell, multiuser MIMO
communications
- Information-theoretic
and computation-theoretic aspects of multiuser communications and networks
SUPERVISING
Yanbing Zhang (Ph.
D. candidate)
Chengzhi Li (Ph. D.
student)
Yuehua Liu (Ph.D.
student)
Bingfei Wang (Ph.D.
student)
Danny Ranck (B.S. student,
through NSF REU)
Previous
Students
Vivek Goel (M.S.
2005, Aware, Inc., MA):
Semi-blind Turbo Detection for Multiple-Input Multiple-Output Wireless Systems
Hongyuan Zhang
(Ph.D. 2006, Marvell Semiconductor, Inc., CA):
MIMO Communications Systems:
Antenna Selection and Interference Mitigation - 2007 NC State Graduate School Dissertation Award (only one
per year)
Quan Zhou (Ph.D. 2006, Marvell Semiconductor, Inc.,
CA):
Wireless Communications with
MIMO Systems: Analysis and Practice
Wenjun Li (Ph.D.
2007, Qualcomm, CA):
Distributed and
Collaborative Information Processing in Wireless Sensor Networks
Chuck Anumudu (B.S. student,
through NSF AGEP and REU)
Harish Chintakunta (M.S.
student)
PUBLICATIONS
Journal Papers and Manuscripts:
- H. Li, H. Dai, and
C. Li, Collaborative Quickest Spectrum Sensing via Random Broadcast in
Cognitive Radio Systems, submitted for publication.
- C. Li, H. Dai, and
H. Li, Adaptive Quickest Change Detection with Unknown Parameters,
submitted for publication.
- Y. Zhang and H. Dai, A Real Orthogonal
Space-Time Coded UWB Scheme for Wireless Secure Communications, EURASIP Journal on Wireless Communications and
Networking, special issue on Wireless
Physical Layer Security, 2009.
- H. Li, H. Dai and C. Li, Collaborative Quickest
Detection in Ad Hoc Networks with Communication Delay
Constraint, submitted for
publication.
- W. Li, Y. Zhang and H. Dai, Location Aided
Fast Distributed Consensus, IEEE
Trans. Information Theory, submitted.
- H. Dai, M.
Gastpar, N. Jindal, and L.L. Xie (eds), Theory and Applications in
Multi-user/Multi-terminal Communications, EURASIP Journal on Wireless Communications and Networking,
Aug. 2008.
- E. Serpedin, H. Li, A. Dogandić, H. Dai, and P. Cotae (eds), Distributed Signal
Processing Techniques for Wireless Sensor Networks, EURASIP Journal on Advances in Signal
Processing, Jan. 2008.
- W. Li and H. Dai,
Cluster-based Distributed Consensus, IEEE Trans. Wireless Communications,
vol. 8, no. 1, Jan. 2009.
- H. Zhang, H. Dai
and B. L. Hughes, Analysis on the Diversity-Multiplexing
Tradeoff for Ordered MIMO SIC Receivers, IEEE
Trans. Communications, vol. 57, no. 1, Jan. 2009.
- H. Zhang and H.
Dai, Cellular Networks: Design Fundamentals and
Interference Mitigation, Design Fundamentals and Interference
Mitigation for Cellular Networks, Advances
in Wireless Networks: Performance Modelling, Analysis and Enhancement, G. Min, Y. Pan, P. Fan (eds.), Nova Science Publishers,
2008.
- W. Li and H. Dai,
Energy-Efficient Distributed Detection via
Multihop Transmission in Sensor Networks, IEEE Signal Processing Letters, vol. 15, 2008.
- H. Zhang, N. B. Mehta, A. F. Molisch, J. Zhang,
and H. Dai, Joint Transmission by
Cooperative Base Stations in Multiuser MIMO Cellular Downlinks with
Asynchronous Interference, IEEE
Trans. Wireless Communications, vol. 7, no. 1, Jan. 2008.
- Y. Zhang and H. Dai, Energy
Efficiency and Optimal Transmission Strategy Selection in Wireless Sensor
Networks, Journal of
Communications and Networks, vol.9, no.4, Dec.2007.
- Q. Zhou and H. Dai, Asymptotic
Analysis on the Interaction between Spatial Diversity and Multiuser
Diversity in Wireless Networks, IEEE
Trans. Signal Processing, vol. 55, no. 8, pp. 4271-4283, Aug. 2007.
- H. Dai, H. Zhang, and Q. Zhou, Some Analysis in Distributed MIMO Systems,
Journal of Communications, Academy Publisher, vol. 2, no. 3,
2007.
- W. Li and H. Dai, Distributed
Detection in Wireless Sensor Networks Using a Multiple Access Channel,
IEEE Trans. Signal Processing,
vol. 55, no. 3, pp. 822-833, Mar. 2007.
- H.
Dai, S. Jayaweera, H. V. Poor, D. Reynolds, and X. Wang, Multiuser Receiver Design, MIMO
Wireless Communications, E. Bilgieri,
A. R. Calderbank, A. G. Constantinides, A. Goldsmith, A. Paulraj and H. V.
Poor (eds), Cambridge University
Press: Cambridge, UK, 2006
- H. Zhang, H. Dai, Q. Zhou and B. L. Hughes, On the Diversity Order of Spatial
Multiplexing Systems with Transmit Antenna Selection: A Geometrical
Approach, IEEE Trans.
Information Theory, vol. 52, no. 12, pp. 5297-5311, Dec. 2006.
- Q. Zhou and H. Dai, Asymptotic
Analysis in MIMO MRT/MRC Systems, EURASIP Journal on Wireless
Communications and Networking, 2006.
- H. Zhang and H. Dai, Fast MIMO Antenna Selection Algorithms: A
Geometric Approach, IEEE Comm.
Letters, vol. 10, no. 11, pp. 754-756, Nov. 2006.
- W. Li and H. Dai, Optimal
Throughput and Energy Efficiency for Wireless Sensor Networks: Multiple
Access and Multi-packet Reception, EURASIP Journal on Wireless
Communications and Networking,
special issue on Wireless Sensor Networks, 4th quarter 2005.
- Q. Zhou and H. Dai, Joint
Antenna Selection and Link Adaptation for MIMO Systems, IEEE Trans. Vehicular Technology,
vol. 55, no. 1, pp. 243-255, Jan. 2006.
- H. Zhang and H. Dai, Co-channel
Interference Mitigation and Cooperative Processing in Downlink Multicell
Multiuser MIMO Networks, EURASIP Journal on Wireless
Communications and Networking,
special issue on Multiuser MIMO Networks, 4th quarter 2004.
- H. Dai, L. Mailaender,
and H. V. Poor, CDMA Downlink Transmission with Transmit Antenna
Arrays and Power Control in Multipath Fading Channels, EURASIP
Journal on Wireless Communications and Networking, special
issue on Innovative Signal Transmission and Detection Techniques
for Next Generation Cellular CDMA Systems, 3rd quarter, 2004.
- H. Dai, A. F. Molisch, and H. V. Poor: "Downlink Capacity of Interference-Limited MIMO Systems
with Joint Detection," IEEE Trans. Wireless Comm., vol. 3, no. 2, pp. 442-453, March
2004.
- H. Dai and H. V. Poor: "Asymptotic Spectral Efficiency of Multicell MIMO
Systems with Frequency-Flat Fading," IEEE Trans. Signal
Processing, vol. 51, no. 11, pp. 2976-2989, Nov. 2003.
- H. Dai and H. V. Poor, Advanced Signal Processing for
Powerline Communications, invited paper, IEEE Communications
Magazine, vol. 41, no. 5, pp. 100-107, May 2003.
- H. Dai and H. V. Poor: "Iterative
Space-Time Processing for Multiuser Detection in Multipath CDMA Channels",
IEEE Trans. Signal Processing, vol. 50, no. 9, pp. 2116-2127, Sept.
2002.
- H. Dai and H. V. Poor: Turbo
Multiuser Detection for Coded DMT VDSL Systems, IEEE J. Select. Areas
Commun., vol. 20, no.2, pp. 351-362, Feb. 2002.
- H. Dai and H. V. Poor: Crosstalk
Mitigation in DMT VDSL with Impulse Noise, IEEE Trans. Circuits and
Systems I: Fundamental Theory and Applications, vol. 48, no. 10, pp. 1205-1213, Oct. 2001.
- H. Dai and Z. Cao, "Study of IMBE Vocoder
with Speech Enhancement," Journal of China Institute of
Communications, vol. 19, no. 4, pp. 43-49, April 1998.
Conference Papers and Presentations:
- Y. Zhang and H. Dai, Structured
Variational Methods for Distributed Inference: Convergence Analysis and
Performance-Complexity Tradeoff, 2009 IEEE International Symposium on
Information Theory (ISIT), Seoul, South
Korea, June 2009.
- C. Li, H. Dai and H. Li, Adaptive
Quickest Change Detection with Unknown Parameter, 2009 IEEE International Conference on Acoustics,
Speech, and Signal Processing (ICASSP), Taipei, April 2009.
- Y. Zhang and H. Dai, Structured
Variational Methods for Distributed Inference in Wireless Ad Hoc and
Sensor Networks, 2009 IEEE International Conference on
Acoustics, Speech, and Signal Processing (ICASSP), Taipei, April 2009.
- C. Li, H. Dai and H. Li, Finding
the K Largest Metrics in a Noisy Broadcast Network, 2008 Allerton
Conference on Communication, Control and Computing, Monticello, IL, Sept. 2008.
- H. Li and H. Dai, Continuous-Model
Communication Complexity with Applications in Distributed Resource
Allocation in Wireless Ad Hoc Networks, 2008 Allerton
Conference on Communication, Control and Computing, Monticello, IL, Sept. 2008.
- H. Li, C. Li and H. Dai, Collaborative
Quickest Detection in Ad Hoc Networks with Delay Constraint Part I:
Two-node Network, 2008 Conference
on Information Sciences and Systems (CISS), Princeton, NJ,
Mar. 2008.
- C. Li, H. Li and H. Dai, Collaborative
Quickest Detection in Ad Hoc Networks with Delay Constraint Part II:
Multi-node Network, 2008 Conference
on Information Sciences and Systems (CISS)), Princeton, NJ,
Mar. 2008.
- H. Li, C. Li and H. Dai, Quickest
Spectrum Sensing in Cognitive Radio, 2008 Conference
on Information Sciences and
Systems (CISS), Princeton,
NJ, Mar. 2008.
- Y. Zhang and H. Dai, Distributed
Estimation in Wireless Sensor Networks via Variational Message Passing, 2008 Conference
on Information Sciences and Systems (CISS), Princeton, NJ,
Mar. 2008.
- H. Dai and H. Li, Identifying
Sufficient Statistics in Information Networks, 2008 Conference
on Information Sciences and Systems (CISS), Princeton, NJ,
Mar. 2008.
- W. Li and H. Dai,
LADA algorithms:
Performance lower bounds and cluster-based variant, 2007
Allerton Conference on Communication, Control and Computing, Monticello,
IL, Sept. 2007.
- W. Li and H. Dai,
Location-aided fast
distributed averaging, 2007 IEEE Statistical Signal Processing
Workshop (SSP), Madison,
Wisconsin, August 2007.
- H. Zhang, N.
B. Mehta, A. F. Molisch, J. Zhang, and H. Dai, On the
fundamentally asynchronous nature of interference in cooperative base
station systems, 2007
IEEE International Conference on Communications (ICC), Glasgow, Scotland, June 2007.
- W. Li
and H. Dai, Accelerating
distributed consensus via lifting Markov chains, 2007 IEEE International Symposium on Information Theory
(ISIT), Nice, France, June 2007.
- W. Li
and H. Dai, Cluster-based
fast distributed consensus, 2007 IEEE
International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Hawaii, April 2007.
- H. Dai and Y. Zhang, Consensus estimation via belief propagation,
2007 Conference on Information Sciences and Systems (CISS),
The Johns Hopkins University, Baltimore,
MD, March 2007.
- Y. Zhang and H. Dai,
Dynamic self-calibration in collaborative
wireless networks using belief propagation with Gaussian-particle
filtering, 2007 Conference
on Information Sciences and Systems (CISS), The Johns Hopkins University,
Baltimore, MD, March 2007.
- T. Chen,
Z. Yu, Y. Peng, Y. Zhang, H. Dai,
X. Liu, A MIMO receiver SOC for CDMA
applications, IEEE International SOC Conference, Austin, TX,
Sept. 2006.
- W. Li and H. Dai, Energy
efficient distributed detection via multi-hop transmission in sensor
networks, 2006 Military
Communications Conference (MILCOM), Washington D.C.,
Oct. 2006.
- H. Dai and Q. Zhou, Scheduling
gain in spatial diversity systems: Asymptotic analysis, 2006 IEEE International Symposium on
Information Theory (ISIT), Seattle,
WA, July 2006.
- W. Li and H. Dai, Distributed
detection of a deterministic signal in correlated Gaussian noise over MAC,
2006 IEEE International Symposium on
Information Theory (ISIT), Seattle,
WA, July 2006.
- Q. Zhou and H. Dai, Asymptotic analysis on spatial diversity
versus multiuser diversity in wireless networks, 2006 IEEE International Conference on Communications (ICC), Istanbul, Turkey, June 2006.
- H. Zhang, H. Dai and B. L. Hughes, On the diversity-multiplexing tradeoff for
ordered SIC receivers over MIMO channels, 2006 IEEE International Conference on Communications (ICC), Istanbul, Turkey, June 2006.
- Y. Zhang and H. Dai, A unitary space-time
coding scheme for UWB systems and its application in wireless secure
communications, Proc. 2006 IEEE International Conference on
Acoustics, Speech, and Signal Processing (ICASSP), Toulouse,
France,
May 2006.
- H. Dai, Distributed
versus co-located MIMO systems with correlated fading and shadowing, Proc. 2006 IEEE International
Conference on Acoustics, Speech, and Signal Processing (ICASSP), Toulouse,
France,
May 2006.
- Q. Zhou, H. Dai and H. Zhang, Joint Tomlinson-Harashima precoding and scheduling
for multiuser MIMO downlink with limited feedback, IEEE Wireless Communications and
Networking Conference (WCNC), Las Vegas, NV, April 2006.
- H. Zhang and H. Dai, Delay
constrained multiuser scheduling schemes based on upper-layer performance,
IEEE Wireless Communications and
Networking Conference (WCNC), Las
Vegas, NV, April
2006.
- H. Dai and Q. Zhou, Asymptotic
Analysis in MIMO Diversity Systems, International Symposium on Intelligent Signal Processing and Communication
Systems (ISPACS), HK, China,
Dec. 2005.
- H. Dai, The Impact of
Shadow Fading on the Outage Capacity and Multiuser Scheduling Gain of MIMO
Systems, International
Symposium on Intelligent Signal Processing and Communication Systems
(ISPACS), HK, China, Dec. 2005.
- H. Zhang, H. Dai, Q. Zhou and B. L. Hughes, On the Diversity Order of Transmit Antenna
Selection for Spatial Multiplexing Systems, 2005 IEEE Global Communications Conference (GLOBECOM), St. Louis, MO,
Nov. 2005.
- Y. Zhang and H. Dai, Energy-Based Transmission Strategy
Selection for Wireless Sensor Networks, 2005 IEEE Global Communications Conference (GLOBECOM), St. Louis, MO,
Nov. 2005.
- W. Li and H. Dai, Distributed
Detection in large-Scale Sensor Networks with Correlated Sensor
observations, 2005 Allerton
Conference on Communication, Control and Computing, Sept. 2005.
- H. Dai, On the
Duality between Outage Capacity and Multiuser Scheduling Gain for MIMO
Systems and the Impact of Shadowing Fading, 2005 Allerton Conference on Communication, Control and Computing,
Sept. 2005.
- H. Zhang and H. Dai, A
Geometrical Analysis on Transmit Antenna Selection for Spatial
Multiplexing Systems with Linear Receivers, Proc. 2005 IEEE International Symposium on Information Theory
(ISIT), Adelaide, Australia, Sept. 2005.
- V. Goel and H. Dai, Turbo-BLAST
with Semi-Blind Co-Channel Interference Cancellation in Multicell MIMO
Systems, Proc. 2005 Fall IEEE Conference
on Vehicular Technology (VTC), Dallas,
TX, Sept. 2005.
- W. Li and H. Dai, Medium
Access Control and Power Optimizations for Sensor Networks with Linear
Receivers, Proc. 2005 Conference on
Information Sciences and Systems (CISS), The Johns Hopkins University,
Baltimore, MD, March 2005.
- Y. Zhang and H. Dai, Selecting Optimal Transmission Strategies for
Cooperative Sensor Networks, Proc.
2005 Conference on
Information Sciences and Systems (CISS), The Johns Hopkins University,
Baltimore, MD, March 2005.
- H. Zhang, H. Dai and Q. Zhou, Base Station Cooperation for multiuser MIMO: Joint
Transmission and BS Selection, Proc.
2005 Conference on
Information Sciences and Systems (CISS), The Johns Hopkins University,
Baltimore, MD, March 2005.
- W. Li and H. Dai, Throughput and Energy
Efficiency of Sensor Networks with Multiuser Receivers and Spatial
Diversity, 2005 IEEE
International Conference on Acoustics, Speech, and Signal Processing
(ICASSP), Philadelphia, PA,
Mar. 2005.
- P. Sudarshan, H. Dai,
and B. L. Hughes, Statistics-Based
Antenna Selection for Multiple-Access MIMO Systems, invited paper, 2004
Asilomar Conference on Signals, Systems, and Computers, PACIFIC GROVE, CA,
Nov. 2004.
- H. Dai,
L. Xiao and Q. Zhou, Energy
Efficiency of MIMO Transmission Strategies in Wireless Sensor Networks, invited paper, 2004 International Conference on Computing, Communications and Control
Technologies (CCCT), Austin, TX,
Aug. 2004.
- W. Li and
H. Dai, EXIT Chart Analysis of
Turbo-BLAST Receivers in Rayleigh Fading Channels, 2004
Fall IEEE Conference
on Vehicular Technology (VTC), Los Angels, CA,
Sept. 2004.
- Q. Zhou and H. Dai, Joint
Antenna Selection and Link Adaptation for MIMO Systems, 2004 Fall
IEEE Conference on Vehicular Technology (VTC), Los Angels, CA,
Sept. 2004.
- H. Zhang and H. Dai, Fast
Transmit Antenna Selection Algorithms for MIMO Systems with Fading
Correlation, 2004 Fall IEEE Conference on Vehicular
Technology (VTC), Los Angels,
CA, Sept. 2004.
- H. Zhang and H. Dai, On
the Capacity of Distributed MIMO Systems, Proc. 2004 Conference
on Information Sciences and Systems (CISS), Princeton University,
Princeton, NJ, March 2004.
- Q. Zhou, H. Zhang and H. Dai, Adaptive Spatial Multiplexing Techniques for
Distributed MIMO Systems, Proc.
2004 Conference on
Information Sciences and Systems (CISS), Princeton University,
Princeton, NJ, March 2004.
- H. Dai and H. V. Poor,
Large-System Spectral Efficiency of
Interference-Limited MIMO Systems, 2003 IEEE Global Communications
Conference (GLOBECOM), San
Francisco, CA,
Dec. 2003.
- H. Dai, L.
Mailaender, and H. V. Poor, CDMA
Cellular Downlink Transmission with Transmit Arrays and Power Control:
Circuit-Switched and Packet-Switched Systems, Proc. 2003 IEEE International
Conf. on Communications (ICC), Alaska, May 2003.
- H. Dai and H. V. Poor, Iterative Multiuser Detection for
DS-CDMA/MC-CDMA Powerline Communications,
Proc. 2003 Conference
on Information Sciences and Systems (CISS), The Johns Hopkins
University, Baltimore, MD, March 2003.
- H. Dai, A. F. Molisch, and H. V. Poor: "Downlink Multiuser Capacity of Interference-Limited
MIMO Systems," Proc. 2002 IEEE 13th International
Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC),
Lisboa, Portugal, Sept. 2002.
- H. Dai and A. F. Molisch: "Multiuser Detection for Interference-Limited MIMO
Systems," Proc. 2002 Spring IEEE Vehicular Technology
Conf. (VTC), CDROM, Birmingham,
AB, May 2002.
- H. Dai and H. V. Poor: "Sample-by-sample Adaptive Space-Time Processing for
Multiuser Detection in Multipath CDMA Systems," Proc. 2001Fall
IEEE Vehicular Technology Conf. (VTC), CDROM, Atlantic City,
NJ, Oct. 2001.
- H. Dai and H. V. Poor: "Iterative
Multiuser Detection and Decoding for DMT VDSL Systems," Proc.
2001 Conference on Information Sciences and Systems (CISS), The Johns
Hopkins University, Baltimore, MA, March 2001.
- H. Dai and H. V. Poor: Iterative
Space-Time Processing for Multiuser Detection in CDMA Systems, Proc.
2000 IEEE Sixth International Symposium on Spread Spectrum Techniques and
Applications (ISSSTA), vol.2, pp. 343-347, Parsippany, NJ, Sept. 2000.
- H. Dai and L. Mailaender: Performance
Comparison of CDMA Downlink Transmission Techniques with Power Control,
Technical Memorandum, Bell Labs, Lucent
Technologies, Sept. 2000.
- H. Dai and H. V. Poor: On Crosstalk mitigation
in DMT VDSL with Impulse Noise, IEEE CAS-COM Workshop on High-Speed
Data over Local Loops and Cable, Princeton University, Princeton, NJ,
July 1999.
- H. Dai and Z. Cao: "A Joint Speech
Coding-Enhancement Algorithm for MBE Vocoder," Proc. 1998
International Conference on Communication Technology (ICCT),
vol.2, pp. S36-05-1-S36-05-4, Beijing,
China,
Oct. 1998.