Research Interests & Papers

 

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Research Interests & Papers

Communications Research Laboratory

Collaboration/Supporters

EE department

 

 

Publications

 

Refereed Journals

 

      Under review/revision

  1. J. Zhang and Heung-No Lee, “Jointly Optimal Rate Control and Access Control in Random Access Wireless Networks,” Under 2nd review for publication in Performance Evaluation. (pdf)

 

  1. Cheng-Chun Chang, Zhi-Hong Mao, and Heung-No Lee, “Majority Rule Based Iterative Decoding Algorithm for LDGM Codes,” Under 2nd review for publication in Signal Processing, March 2008. (pdf)

 

  1. Cheng-Chun Chang, Heung-No Lee, David Askey, Ronald Marchessault, Jr., and Zhi-Hong Mao, “User-Satisfaction Based Bandwidth Allocation for Transmission of Multiple Sources of Data,” Submitted to Signal Processing. (pdf)

 

  1. Cheng-Chun Chang, Zhi-Hong Mao, and Heung-No Lee, “A Simple Physical Layer Security Mechanism for Wireless Multiple Access Network Codes,” Submitted to IEEE Trans. Information Forensics and Security, Aug. 2008.

 

  1. Heung-No Lee and J. Zhang, "Union bound analysis without explicit codeword enumeration for the concatenation of LDPC code with the space-time block code," Under revision for publication in IEEE Trans. on Wireless Communications.  (pdf)

 

  1. Heung-No Lee and J. Zhang, “Random Coding Bounds for Block Coded Transmission over Fading MIMO Multiple Access Channel,” Under revision for publication in IEEE Trans. Commun., July, 2007.  (pdf)

 

Accepted/Published

 

  1. Mir H. Mahmood, C.C. Chang, Z.H. Mao and Heung-No Lee, “Throughput Behavior of Link Adaptive 802.11 DCF with MUD Capable Access Node,” a revision required to International Journal of Electronics and Communications, July 2008. 

 

  1. J. Zhang and Heung-No Lee, “Random coding bounds for MIMO channels,” a revision required to Annals of Telecommunications.  (pdf)

 

  1. Z.-H. Mao, Heung-No Lee, R. Sclabassi, and M. Sun, “Information capacity of the thumb and index finger in gesturing,” Accepted for publication in IEEE Trans. Biomedical Engineering. (pdf)

 

  1. R. Vinjamuri, D.J. Crammond, D. Kondziolka, Heung-No Lee, and Zhi-Hong Mao, “Extraction of sources of tremor in hand movements of patients with movement disorders,” Accepted for publication in IEEE Transactions on Information Technology in Biomedicine.  (pdf)

 

  1. J. Zhang and Heung-No Lee, “Energy-Efficient Utility Maximization for Wireless Networks with/without Multipath Routing,” Accepted for publication in International Journal of Electronics and Communications.  (pdf)

 

  1. J. Zhang and Heung-No Lee, “Performance analyses on LDPC coded system over quasi-static (MIMO) fading system,” IEEE Transactions on Communications, Dec. 2008.  (pdf)

 

  1. X. Song and Heung-No Lee, “Multimode precoding for MIMO Systems Performance Bounds and Limited Feedback Codebook Design,” IEEE Trans. on Signal Processing, vol. 56, no. 10, Oct. 2008. (pdf)

 

  1. J. Zhang and Heung-No Lee, “Throughput enhancement with a modified 802.11 MAC protocol with multi-user detection support,” International Journal of Electronics and Communications, vol. 62, issue 5, pp. 365-373, May, 2008.  (pdf)

 

  1. C.C. Chang and Heung-No Lee, “On the estimation of target spectrum for filter-array based spectrometers,” Optics Express, vol. 16, no. 2, pp. 1056-61, Jan. 2008.   (pdf)

 

  1. J. Wu and Heung-No Lee, “Performance analysis for LDPC coded modulation in MIMO multi-access channels,” IEEE Transactions on Communications, vol. 55, no. 7, pp.1417-1426, July, 2007.  (pdf)

 

  1. J. Zhang and Heung-No Lee, “Performance analysis of LDPC-Coded Space-Time Modulation over MIMO Fading Channels,” IEEE Communications Letters, vol. 11, Issue 3, pp. 234 – 236,   March 2007.  (pdf)

 

  1. J. Zhang and Heung-No Lee, “A Performance bound on random-coded MIMO systems,” IEEE Communications Letters, vol.10, no.3, pp.168-170, March, 2006.  (pdf)

 

  1. J. Zhang and Heung-No Lee, "Union bounds on LDPC coded modulation systems over fast fading MIMO channels," vol. 9, no.9, pp. 796-798, IEEE Communications Letters, Sept.  2005.  (pdf)

 

  1. Heung-No Lee and X. Hu, "Robust Iterative tree-pruning detection and LDPCC decoding," IEEE Journal of Selected Areas on Communications, vol. 23, no.5, pp. 1013-1025, May 2005.  (pdf)

 

  1. Heung-No Lee and G. J. Pottie, "Fast adaptive equalization/diversity combining for time varying dispersive channels", IEEE Transactions on Communications, vol. 46, no. 9, pp 1146-1162, Sept. 1998.  (pdf)

 

 

Refereed Conference/Workshop Proceedings

 

  1. C.C. Chang and Heung-No Lee, “Coding perspective wireless multiple access relay networks,” Accepted for IEEE School of Information Theory workshop, University Park Campus, Penn State University, June 1-5, 2008.

 

  1. C.C. Chang and Heung-No Lee, “Attack Resilient Network Channel Code for the Wireless Multiple Access Relay Network,” IEEE Milcom. 2007, Oct. 29-31, 2007. CD Proceedings.

 

  1. C.C. Chang and Heung-No Lee, “Performance Analysis of Regular Low-Density Generator-Matrix Codes under Majority-Rule Based Iterative Decoding Algorithm,” IEEE Globecom 2007, Washington D.C., Nov. 26-30, 2007.  CD Proceedings.

 

  1. Heung-No Lee and J. Zhang, “Random Coding Bounds for LDPC coded modulation for MIMO Multiple Access channels,” Proc. of Wireless Networking Symposium of International Conference on Global Challenge in Science and Technology, Aug. 8-11, 2007, Washington D.C.  CD Proceedings.

 

  1. Ning Yao, Heung-No Lee, Cheng-Chun Chang, Robert Sclabassi, Mingui Sun, “A Power-efficient Communication System between Brain-Implantable Devices and External Computers,” Proc. of 29th IEEE EMBS Annual International Conference, Lyon, France from 23rd - 26th August, 2007.  CD Proceedings.

 

  1. C.C. Chang and Heung-No Lee, “Space-time mesh codes for multiple access relay networks: space vs. time diversity benefits,” Proc. of the 3rd Workshop on Network coding, theory, and applications, University of California, San Diego, CA, Jan. 29th, 2007.  CD proceedings.

 

  1. Ning Yao, Heung-No Lee, R.J. Sclabassi, and Mingui Sun, “Low Power Digital Communication in Implantable Devices Using Volume Conduction of Biological Tissues,” Proc. of IEEE 2006 International Conference of the Engineering in Medicine and Biology Society, pp. 6249 – 6252, Aug.30 - Sept 3,  2006, New York, NY, USA.

 

8.      J. Zhang and Heung-No Lee, “Random Coding Union Bounds and Error Exponents for Concatenated MIMO Systems,” Proc. of IEEE International Conference on Communications 2006, pp. 4248 – 4252, June 11-15, 2006, Istanbul, Turkey.

 

9.      J. Zhang and Heung-No Lee, “Combinatorial Union-Bound Analysis on the Concatenation of LDPC/Turbo Codes and Space-Time Codes over Fast Fading MIMO Channels,” Proc. of IEEE International Conference on Communications 2006, pp. 4870-4875, 11-15 June 2006, Istanbul, Turkey.

 

  1. Heung-No Lee and J. Zhang, “Random Coding Bounds on Concatenated Space-Time Transmission over MIMO Multiple Access Systems,” Proc. of 4th International Symposium on Turbo Codes & Related Topics, Munich, Germany, April 3-7, 2006.  (CD proceeding)

 

11.  J. Zhang and Heung-No Lee, “Union Bounds to Error Probabilities of LDPC-Coded Q-ary Modulation Systems over Fast Fading MIMO Channels,” Proc. of IEEE Wireless Communications and Networking Conference 2006,” pp. 1212-1216, Las Vegas, Nevada, USA, April 3-6, 2006.

 

12.  J. Zhang and Heung-No Lee, “Random Coding Union Bounds and Constrained Capacity for LDPC Code Based MIMO Systems,” Proc. of 2006 IEEE 63rd Vehicular Technology Conference (VTC) Spring 2006, Melbourne, Australia, pp. 2408 – 2412, May 7-10, 2006.

 

  1. J. Zhang and Heung-No Lee, "Performance Analysis on Coded System over Quasi-Static (MIMO) Fading Channels," Proc. of IEEE International Conference on Communications 2005, vol. 2,  pp. 800 – 804,  Seoul, Korea, May 16-20, 2005.

 

  1. J. Yin, Heung-No Lee, Bo Ryu and A. Mohin, “Iterative MMSE-Sphere List Detection and Graph Decoding MIMO OFDM Transceiver,” Proc. of IEEE Vehicular Tech. Conference, Spring 2004, pp. 903-.8, Milan, Italy, May. 2004.

 

  1. J. Wu and Heung-No Lee, “Best Mapping for LDPC coded Modulation for SISO, MIMO and MAC fading channels,” Proc. of IEEE Wireless Communications and Networking Conference 2004, Volume: 4 , 21-25, pp. 2428 - 2431, March 21-25, 2004. Atlanta, Georgia USA.

 

  1. Heung-No Lee, "LDPC coded modulation MIMO OFDM Transceiver: Performance Comparison with MAP Equalization," Proc. of IEEE Vehicular Tech. Conference 2003, vol.2, pp. 1178-81, Jeju, Korea, April 22-25, 2003.

 

  1. X. Hu and Heung-No Lee, "Soft-input soft-output tree-search equalization for MIMO ISI fading channels, " Proc. of the 13th MPRG Symposium on Wireless Personal Communications, pp. 27-32, Blacksburg, VA, June 4-6, 2003.

 

  1. J. Wu and Heung-No Lee, "Study of optimal mapping rule for LDPC codes under iterative demapping and graph decoding," Proc. of the 13th MPRG Symposium on Wireless Personal Communications, pp. 216-223, Blacksburg, VA, June 4-6, 2003.

 

  1. V. Gulati and Heung-No Lee, "Low-complexity iterative per-antenna MAP equalizer for MIMO frequency selective fading channels," Proc. of IEEE Globecom, vol. 2, pp. 1118-1123, Nov. 17-21, 2002, Taipei, Taiwan, ROC.

 

  1. Heung-No Lee and V. Gulati, "Iterative equalization/decoding of LDPC code transmitted over MIMO ISI fading channels," Proc. of IEEE International Symposium on Personal, Indoor and Mobile Radio Communication, pp. 1330-1336, Lisbon, Portugal,  Sept.15-18, 2002.

 

  1. W. Yuen, Heung-No Lee and T. Anderson, "Simple but effective cross-layer networking system for mobile ad hoc networks," Proc. of IEEE International Symposium on Personal, Indoor and Mobile Radio Communication, pp. 1952-6, Lisbon, Portugal, Sept. 15-18, 2002.

 

  1. Heung-No Lee, “Impact of Flow Control Windows in TCP on Fractal Scaling of Internet Traffic,” Proc. of IEEE Globecom, pp. 1723-1733, San Antonio, Texas, Nov. 25-29, 2001.

 

  1. Heung-No Lee and G.J. Pottie, "Matched filter bounds on q-ary QAM symbol error probability for diversity receptions and multipath fading ISI channels,” Proc. of IEEE International Symposium on Personal, Indoor and Mobile Radio Communication, pp. 577-583, London, UK, Sept. 18-21, 2000.

 

  1. Y. Choi, Heung-No Lee and A. Garg, "Measurement and analyses of wide area network traffic,” Proc. of Symposium on performance evaluation of computer and telecommunication systems, pp. 308-316, Vancouver, CANADA, July 16-20, 2000.

 

  1. Heung-No Lee and G.J. Pottie, "Adaptive sequence detection using T-algorithm on multipath fading ISI channels," Prof. of IEEE International Conf. on Communications (Communication Theory Track), pp. 125-129, Vancouver, CANADA, June 6-10, 1999.

 

  1. Heung-No Lee and G.J. Pottie, "Adaptive sequence decoding of channel-interleaved trellis-coded modulation signals using T-algorithm on multipath fading ISI channels,"  IEEE Vehicular Technology Conference, vol. 2, pp. 1474~79, Houston, Texas, USA, May 16-19, 1999.

 

  1. Heung-No Lee and G.J. Pottie, "Channel estimation based adaptive equalization/ diversity combining for time-varying dispersive channels", Proc. of IEEE Vehicular Technology Conference, pp. 884-8, Phoenix, AZ, May 5-7, 1997.

 

Patent Applications/Patent Disclosures

 

  1. Heung-No Lee and Jingqiao Zhang, “NETwork channel coding and iterative Multi-User Detection (NETMUD) systems for multiple access channels,” Submitted as a patent disclosure to University of Pittsburgh technology office, April. 2nd, 2004.

 

  1. Heung-No Lee and V. Gulati, “Method and Apparatus for Iterative Equalization/Decoding MIMO Transmission Over MIMO Channels Utilizing a Per-Antenna Equalization Architecture, Attorney Docket No. 1044-409-01, application date: Dec. 28th, 2001.

 

  1. Heung-No Lee and V. Gulati, “Method and Apparatus for Iterative Equalization/Coding MIMO Transceiver, Attorney Docket No. 1044-410-01, application date: Dec. 28th, 2001.