Publications

2010
  1. Lei Zhang, Mai Abdelhakim, Jian Ren, and Tongtong Li, "Cognitive jamming modeling and classification," in Proceeding of IEEE International Conference on Acoustics, Speech and Signal Processing, 2011. ICASSP '11., 2011, submitted.
  2. Lei Zhang, Huahui Wang, Tongtong Li, and Zhi Ding, "Jamming mitigation techniques based on message-driven frequency hopping," IEEE Transactions on Signal Processing, 2010, under review.
  3. Huahui Wang, Lei Zhang, Tongtong Li, and Jitendra Tugnait, "Spectrally efficient jamming mitigation based on code-controlled frequency hopping," 2010, under minor revision.
  4. Lei Zhang, Jian Ren, and Tongtong Li, "A spectrally efficient anti-jamming technique based on message driven frequency hopping," in Proceeding of International Conference on Wireless Algorithms, Systems and Applications,2010. WASA '10., Nov. 2010, invited paper.
  5. Lei Zhang, Huahui Wang, and Tongtong Li, "Jamming resistance reinforcement of message-driven frequency hopping," in Proceeding of IEEE International Conference on Acoustics, Speech and Signal Processing, 2010. ICASSP '10., Mar. 2010.
  6. Huahui Wang and Tongtong Li, "Code-controlled 3D frequency hopping for jamming mitigation," in Proceeding of IEEE International Conference on Acoustics, Speech and Signal Processing, 2010. ICASSP '10., Mar. 2010.
  7. Huahui Wang, Leonard Lightfoot, and Tongtong Li, "On PHY-layer security of cognitive radio: Collaborative sensing under malicious attacks," in Proceeding of Conference on Information Sciences and Systems, 2010. CISS '10, Mar. 2010.
  8. Leonard Lightfoot, Lei Zhang, and Tongtong Li, "Performance of QO-STBC-OFDM in partial-band noise jamming," in Proceeding of Conference on Information Sciences and Systems, 2010. CISS '10, Mar. 2010.
2009
  1. Leonard Lightfoot, L. Zhang, and T. Li, "Secure collision-free frequency hopping for OFDMA based wireless networks," EURASIP Journal on Advances in Signal Processing, vol. 2009, 2009.
  2. Qi Ling and Tongtong Li, "Message-driven frequency hoppingł design and analysis," IEEE Transactions on Wireless Communications, vol. 8, no. 4, pp. 1773每1782, April 2009.
  3. Lei Zhang, Jian Ren, and Tongtong Li, "Jamming mitigation techniques based on message-driven frequency hopping," in Proceeding of IEEE Global Telecommunications Conference, 2009. GLOBECOM '09., Nov.-Dec. 2009.
  4. Huahui Wang and Tongtong Li, "Jamming mitigation based on coded message-driven frequency hopping," in Proceeding of Asilomar Conference on Signals, Systems and Computers, 2009., Nov. 2009.
  5. Lei Zhang and Tongtong Li, "Spectrally efficient frequency hopping system design under hostile jamming," in Proceeding of International Conference on Wireless Algorithms, Systems and Applications,2009. WASA '09., Aug. 2009, pp. 408每417.
  6. Leonard Lightfoot, Lei Zhang, Jian Ren, and Tongtong Li, "Jamming-resilient subcarrier assignment for OFDMA based space-time coded systems," in Proceeding of IEEE International Conference on Electro/Information Technology, 2009. EIT '09., June 2009, pp. 260每265.
  7. Lei Zhang, Jian Ren, and Tongtong Li, "Spectrally efficient anti-jamming system design using message-driven frequency hopping," in Proceeding of IEEE International Conference on Communications, 2009. ICC '09., June 2009, pp. 1每5.
  8. Leonard Lightfoot and Tongtong Li, "Jamming mitigation using space-time coded collision-free frequency hopping," in Proceeding of IEEE International Conference on Acoustics, Speech and Signal Processing, 2009. ICASSP '09., April 2009, pp. 2717每2720.
2008
  1. Leonard Lightfoot, Lei Zhang, and Tongtong Li, "Space-time coded collision-free frequency hopping in hostile jamming," in Proceeding of IEEE Military Communications Conference, 2008. MILCOM '08., Nov. 2008, pp. 1每7
  2. Qi Ling, Jian Ren, and Tongtong Li, "Spectrally efficient spread spectrum system design: Message-driven frequency hopping," in Proceeding of IEEE International Conference on Communications, 2008. ICC '08., May 2008,pp. 4775每4779.
2007
  1. Huahui Wang and Tongtong Li, "Hybrid ALOHA: A Novel MAC Protocol," IEEE Transacations on Signal Processing, accepted for publication, 2007.
  2. Huahui Wang and Tongtong Li, "Channel Tracking and Signal Detection for MC-CDMA in Time-Varying Environments", IEEE Transacations on Vehicular Technology, accepted for publication, 2007.
  3. Gokul Swamy, Qi Ling, Tongtong Li and Ramakrishna Mukkamala, "Blind Identification of the Central Aortic Pressure Waveform from Multiple Peripheral Artery Pressure Waveforms", American Journal of Physiology: Heart and Circulatory Physiology, accepted for publication, 2007.
  4. Tongtong Li, Qi Ling and Zhi Ding, "Transmit Delay Structure Design for Blind Channel Estimation over Multipath Channels", EURASIP Journal on Wireless Communications and Networking, vol. 2007, Article ID 26123, 12 pages, 2007.
  5. Tongtong Li, Qi Ling and Jian Ren, "Physical Layer Built-in Security Analysis and Enhancement Algorithms for CDMA Systems", EURASIP Journal on Wireless Communications and Networking, special issue on Wireless Mobile Ad Hoc Networks, vol. 2007, Article ID 83589, 7 pages, 2007.
  6. Tongtong Li, Huahui Wang and Qi Ling, "Source-Aware Non-Uniform Information Transmission for Minimum Distortion", IEEE Signal Processing Letters, vol. 14, No. 2, pp. 85-88, Feb. 2007.
  7. Qi Ling, Tongtong Li and Zhi Ding, "A Novel Concept: Message Driven Frequency Hopping (MDFH)", Proceedings of 2007 IEEE International Conference on Communications (ICC), Glasgow, Scotland, Jun. 2007.
  8. Leonard Lightfoot, Jian Ren, and Tongtong Li "An Energy Efficient Link-Layer Security Protocol for Wireless Sensor Networks", Proceedings of 2007 IEEE International Conference on Electro/Information Technology (EIT), Chicago, IL, May 2007.
  9. Qi Ling and Tongtong Li, "Modeling and Detection of Hostile Jamming in Spread Spectrum Systems", Proceedings of IEEE Workshop on Signal Processing Applications for Public Security and Forensics (SAFE), Washington D.C., Apr. 2007.
  10. Li Hao, Tongtong Li and Qi Ling, "A Highly Efficient Secure Communication Interface: Collision-Free Frequency Hopping (CFFH)", Proceedings of IEEE Workshop on Signal Processing Applications for Public Security and Forensics (SAFE), Washington D.C., Apr. 2007.
  11. Huahui Wang and Tongtong Li, "On the stability of the hybrid ALOHA systems", Proceedings of 2007 Conference on Information Sciences and Systems (CISS), Baltimore, MD, Mar. 2007.
  12. Qi Ling and Tongtong Li, "A Spectrally Efficient Frequency Hopping Scheme", Proceedings of 2007 Conference on Information Sciences and Systems (CISS), Baltimore, MD, Mar. 2007.
2006
  1. Gokul Swamy, Qi Ling, Tongtong Li and Ramakrishna Mukkamala, "Blind Identification of the Central Aortic Pressure Waveform from Multiple Peripheral Arterial Pressure Waveforms", Proceedings of the 28th IEEE International Conference of the Engineering in Medicine and Biology Society, pp. 1822-1825, New York City, NY, Aug. 30 - Sept. 3, 2006.
  2. Tongtong Li, Huahui Wang and Ren Jian, "Non-uniform information transmission for minimum distortion in wireless networks", Proceedings of 2006 International Conference on Wireless Algorithms, Systems and Applications (WASA), Xi'an China, Aug. 2006.
  3. Huahui Wang and Tongtong Li, "Channel tracking and signal detection for MC-CDMA in time varying environment", Proceedings of 2006 IEEE International Conference on Communications (ICC), Istanbul, TURKEY, June 2006.
  4. Tongtong Li, Huahui Wang and Lang Tong, "Hybrid ALOHA: a novel medium access control protocol", Proceedings of 2006 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Toulouse France, May 2006.
  5. Qi Ling and Tongtong Li, "Blind MIMO Channel Estimation Based on Structured Transmit Delay", Proceedings of 2006 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Toulouse France, May 2006.
  6. Huahui Wang and Tongtong Li, "Signal Detection and Abrupt-Channel Tracking for MC-CDMA", Proceedings of 2006 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Toulouse France, May 2006.
  7. Huahui Wang, Zhiwei Cen, Tongtong Li and Matt Mutka, "A topology-aware routing protocol for an ad-hoc network with multiple sinks", Proceedings of 2006 IEEE Electro/Information Technology Conference (EIT), Michigan, USA, May 2006.
  8. Huahui Wang and Tongtong Li, "Source-aware non-uniform transmission for minimum distortion in wireless communications", Proceedings of 2006 Conference on Information Sciences and Systems (CISS), University of Princeton, Princeton, NJ, March 2006.
  9. Qi Ling and Tongtong Li, "Efficiency Improvement for Alamouti Codes", Proceedings of 2006 Conference on Information Sciences and Systems (CISS), University of Princeton, Princeton, NJ, March 2006.
2005
  1. Tongtong Li, Weiguo Liang, Zhi Ding and J.K. Tugnait, "Blind Multiuser Detection for Long code CDMA Systems with Transmission Induced Cyclostationarity," EURASIP Journal on Wireless Communications and Networking, special issue on Advanced Signal Processing Algorithms for Wireless Communications, vol. 2005, No. 2, pp. 206-215, April 15, 2005.
  2. Weiguo Liang, Tongtong Li and J.K. Tugnait, "Blind Detection of Multirate Asynchronous CDMA Signals using Super-Exponential Methods," IEEE Signal Processing Letters, vol. SPL-12, pp. 218-221, March 2005.
  3. Qi Ling, Tongtong Li and Jian Ren, "Physical Layer Built-in Security Enhancement of DS-CDMA Systems Using Secure Block Interleaving", Proceedings of 2005 IEEE Global Telecommunications Conference (Globecom), Vol. 3, pp. 1832-1836, St. Louis, MO, Nov. 28 - Dec. 2, 2005.
  4. Qi Ling and Tongtong Li, "Blind Channel Estimation for MIMO Systems with Structured Transmit Delay Diversity", Proceedings of 2005 IEEE Global Telecommunications Conference (Globecom), Vol. 5, pp. 2964-2968, St. Louis, MO, Nov. 28 - Dec. 2, 2005.
  5. Huahui Wang, Qi Ling and Tongtong Li, "A New Multicarrier CDMA System Exploiting Frequency-Time Diversities", Proceedings of Asilomar Conference on Signals, Systems, and Computers, pp. 126-130, Pacific Grove, CA, Oct. 28 - Nov. 1, 2005
  6. Qi Ling, Huahui Wang and Tongtong Li, "Blind Channel Estimation for MIMO Systems with Structured Transmit Delay Diversity", Proceedings of Asilomar Conference on Signals, Systems, and Computers, pp. 1434 -1438, Pacific Grove, CA, Oct. 28 - Nov. 1, 2005.
  7. Jian Ren, Tongtong Li and Dean Aslam, "A Power Efficient Link-Layer Security Protocol (LLSP) for Wireless Sensor Networks", Proceedings of 2005 IEEE Military Communications Conference (Milcom), Oct. 17-20, 2005, Atlantic City, NJ.
  8. Jian Ren and Tongtong Li, "A Cryptographically Secure Image Watermarking Scheme", Proceedings of 2005 IEEE Military Communications Conference (Milcom), Oct. 17-20, 2005, Atlantic City, NJ.
  9. Qi Ling, Tongtong Li, Jian Ren and Anil Jain, "PhySical Layer Built-in Security Analysis and Enhancement of CDMA Systems", Proceedings of 2005 IEEE Military Communications Conference (Milcom), Oct. 17-20, 2005, Atlantic City, NJ.
  10. Qi Ling, Tongtong Li, Jian Ren and Anil Jain, "Secure Interleaving: Physical Layer Built-in Security Enhancement of CDMA Systems", Proceedings of 2005 IEEE Military Communications Conference (Milcom), Oct. 17-20, 2005, Atlantic City, NJ.
  11. Tongtong Li, Qi Ling and Zhi Ding, "Space-Time Diversity Design for Blind Estimation and Equalization over Frequency Selective Channels", Proceedings of 2005 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Philadelphia, PA, USA, March 2005.
2004
  1. Tongtong Li and J. K. Tugnait, "Super-exponential methods for blind detection of asynchronous CDMA signals over multipath channels", IEEE Transactions on Wireless Communications, vol. 3, No. 5, pp. 1379 - 1385, Sept. 2004.
  2. Jian Ren and Tongtong Li, "Design of Pseudo-Random Spreading Sequences for CDMA Systems", Proceedings of 2004 IEEE Global Telecommunications Conference (Globecom), Nov. 29 - Dec. 3, 2004. Dallas Texas.
  3. Huahui Wang and Tongtong Li, "Joint channel estimation and signal detection for uplink MC-CDMA systems over time-varying multipath channels", Asilomar Conference on Signals, Systems, and Computers, 2004, Nov. 7-10, 2004, Pacific Grove, CA.
  4. Jian Ren, Tongtong Li and Mehrdad Nadooshan, "A Cryptographic Watermark Embedding Technique", Asilomar Conference on Signals, Systems, and Computers 2004, Nov. 7-10, 2004, Pacific Grove, CA.
  5. Qi Ling, Tongtong Li and Jian Ren, "Physical Layer Built-in Security Enhancement of DS-CDMA Systems Using Secure Block Interleaving", Asilomar Conference on Signals, Systems, and Computers, 2004, Nov. 7-10, 2004, Pacific Grove, CA.
  6. Tongtong Li, Jian Ren and Weiguo Liang, "A Generalized framework - periodically scrambled CDMA", Proceedings of 2004 IEEE International Conference on Signal Processing (ICSP), Aug. 31-Sept. 4, 2004, Beijing, China.
  7. Weiguo Liang and Tongtong Li, "Blind detection of multirate asynchronous CDMA signals using super-exponential methods", Proceedings of 2004 IEEE International Conference on Signal Processing (ICSP), Aug. 31-Sept. 4, 2004, Beijing, China.
  8. Tongtong Li, Zhi Ding, J. K. Tugnait and Weiguo Liang, "Channel Identification and Signal Separation for Long-code CDMA Systems using Multistep Linear Prediction Method", Proceedings of 2004 IEEE International Conference on Communications (ICC), Paris, France, June 2004.
  9. Tongtong Li, Jian Ren, Qi Ling and Weiguo Liang, "Physical Layer Built-in Security Analysis and Enhancement of CDMA Systems", Proceedings of 2004 Conference on Information Sciences and Systems (CISS), University of Princeton, Princeton, NJ, March 2004.
  10. Weiguo Liang and Tongtong Li, "Blind Multiuser Detection For Uplink CDMA Systems With Aperiodic Spreading Codes", Proceedings of 2004 Conference on Information Sciences and Systems (CISS), University of Princeton, Princeton, NJ, March 2004.
2003
  1. Jian Ren and Tongtong Li, "CDMA physical layer built-in security enhancement", Proceeding of 2003 IEEE 58th Vehicular Technology Conference, Orlando, Florida, USA, October 6-9, 2003
  2. Tongtong Li, J.K. Tugnait and Zhi Ding, "Channel estimation of long-code CDMA systems utilizing transmission induced cyclostationarity", Proceedings of 2003 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Hong Kong, April 6-10, 2003.
2002
  1. Tongtong Li and J. K. Tugnait, "Further results on blind detection of asynchronous CDMA signals using code-constrained super-exponential algorithm", Proceedings of 2002 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Volume: 3, 2002 Page(s): 2229-2232, Orlando, Florida, May 13-17, 2002.
2001
  1. J. K. Tugnait and Tongtong Li, "Blind detection of asynchronous CDMA signals in multipath channels using code-constrained inverse filter criteria", IEEE Transactions on Signal Processing, vol. SP-49, July 2001.
  2. J. K. Tugnait and Tong-tong Li, "A multistep linear prediction approach to blind asynchronous CDMA channel estimation and equalization", IEEE Journal on Selected Areas in Communications, vol. JSAC-19, June 2001.
  3. J. K. Tugnait and Tongtong Li, "Blind asynchronous multiuser CDMA receivers for ISI channels using code-aided CMA", IEEE Journal on Selected Areas in Communications, issue on Multiuser Detection Techniques with Application to Wired and Wireless Communications Systems, vol. JSAC-19, August 2001.
  4. Tongtong Li and J.K. Tugnait, "Super-exponential methods for blind detection of asynchronous CDMA signals over multipath channels", Proceedings of 2001 IEEE International Conference on Communications (ICC), June 11-14, 2001, Helsinki, Finland.
  5. Tongtong Li and J.K. Tugnait, "New results on blind asynchronous CDMA receivers using code-constrained CMA", Proceeding of 2001 IEEE Third Workshop on Signal Processing Advances in Wireless Communications (SPAWC), 2001.
  6. Tongtong Li and J. K. Tugnait, "Further results on blind asynchronous CDMA receivers using code-constrained inverse filter criterion", Proceedings of 2001 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Salt Lake City, Utah, May 2001.
2000
  1. J. K. Tugnait and Tong-tong Li, "Blind detection of asynchronous CDMA signals in multipath channels using code-constrained inverse filter criteria", Proceedings of 2000 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Turkey, June 2000.
  2. Tong-tong Li and J.K. Tugnait, "A multistep linear prediction approach to blind asynchronous CDMA channel estimation and equalization", Proceedings of 2000 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Turkey, June 2000.
  3. Tongtong Li and J.K. Tugnait, "A code-constrained constant-modulus approach to blind detection of asynchronous CDMA signals in multipath channels", Proceedings of 2000 Conference on Information Sciences and Systems (CISS), University of Princeton, Princeton, NJ, March 2000.
1999
  1. Tongtong Li and Zhi Ding, "Joint transmitter-receiver optimization for partial response channels based on non-maximally decimated filterbank precoding technique", IEEE transactions on Signal processing, vol. SP-47, Sept. 1999.
  2. Tongtong Li and Zhi Ding, "A reduced-state Viterbi algorithm for blind sequence estimation for DPSK sources", Proceedings of 1999 IEEE Global Telecommunications Conference (Globecom), Brazil 1999.