Ismail Guvenc
Research Engineer
DoCoMo USA Labs

iguvenc@docomolabs-usa.com

RESEARCH INTERESTS

BACKGROUND

PROFESSIONAL ACTIVITIES

PUBLICATIONS

Research Interests

  • Ranging and Localization in Wireless Systems (e.g., UWB)

1.      TOA/AOA Based Range/Location Estimation

2.      NLOS Identification/Mitigation

3.      Cognitive Position Estimation

  • Enhancements to Next Generation Wireless Systems (e.g., IEEE 802.16, LTE, IMT-Advanced)

1.      Interference Handling/Cancellation in OFDMA-Based Wireless Networks

2.      Reliable Multicasting in Relay Networks

3.      Cooperative Communications

 

 

Background

  • Ph.D. in Electrical Engineering, University of South Florida, Tampa, FL (May 2006)
    • Research Intern at Mitsubishi Electric Research Labs (MERL), Boston, MA (Jan. 2005-Aug. 2005)
  • M.S. in Electrical and Computer Engineering, University of New Mexico, Albuquerque, NM (Dec. 2002)
  • B.S. in Electrical Engineering, Bilkent University, Ankara, Turkey (May 2001)

 

Professional Activities

  • Member of IEEE, IEEE Communications Society, and IEEE Signal Processing Society. Voting member for IEEE 802.16 working group.
  • Served as a reviewer for the following Journals: IEEE Communications Letters, IEEE Journal on Selected Areas in Communications, IEEE Trans. Communications,  IEEE Trans. Wireless Communications, IEEE Trans. Signal Processing, IEE Proceedings on Communications, IEE Electronics Letters, EURASIP Journal on Wireless Communications and Networking, EURASIP Journal on Advances in Signal Processing, Journal on Communications and Networks, Wiley Journal on Wireless Communications and Mobile Computing, EURASIP Research Letters in Communications.
  • Reviewer for numerous international conferences such as GLOBECOM, ICC, ICU, PIMRC, VTC, WCNC, WirelessComm, ISCC, EW, SECON, WAMICON, etc…
  • Technical Program Committee Member: ICCCN 2007/2008, CCNC 2008, ICC 2008/2009, VTC 2008, GLOBECOM 2008, MOBICOM (MELT Workshop) 2008.
  • Organizing Committee Member: ICCCN 2008 (Sponsorship Co-chair), ICCCN 2009 (Local Arrangements Co-chair), VTC 2003 (Program assistant and acting session chair), and WCNC-2004 (Program assistant and acting session chair).

 

Call for Papers

 

 

Publications

Books & Book Chapters:

1.      Z. Sahinoglu, S. Gezici, I. Guvenc, “Ultra-Wideband Positioning Systems- Theoretical Limits, Ranging Algorithms, and Protocols”, Cambridge University Press, Aug. 2008 (book in production stage).

2.      H. Arslan, I. Guvenc and S. Ahmed, "UWB Modulation Options", Book Chapter, Ultra Wideband Wireless Communications, John Wiley & Sons, Inc., 2006.

Journal Papers (published / to appear):

1.      I. Guvenc, Ulas C. Kozat, Moo-Ryong Jeong, Fujio Watanabe, Chia-Chin Chong, "Reliable Multicast and Broadcast Services (R-MBS) in Relay-Based Emergency Communications," accepted for IEEE Wireless Communication Magazine - special issue on "Wireless Technologies Advances for Emergency and Rural Communications", June 2008.

2.      I. Guvenc, C. C. Chong and F. Watanabe, “NLOS identification and weighted least squares localization for UWB systems using multipath channel statistics,” EURASIP Journal on Advances in Signal Processing (Special Issue on Signal Processing for Location Estimation and Tracking in Wireless Environments), 2007.

3.      I. Guvenc and H. Arslan, "On the Transceiver Types of IR-UWB systems at Sub-Nyquist Sampling Rates", in Springer Wireless Personal Commun. Journal, 2008 (to appear).

4.      I. Guvenc, Z. Sahinoglu, and P. Orlik, "TOA Estimation in IR-UWB with Different Transceiver Types", IEEE Trans. Microwave Theory and Techniques (MTT), Special Issue on Ultrawideband Communications, vol. 54, no. 4(2), pp. 1876-1886, Apr. 2006.

5.      I. Guvenc, H. Arslan, S. Gezici, and H. Kobayashi, "Adaptation of two types of processing gains for UWB impulse radio wireless sensor networks",  IET Proceedings on Communications, vol. 1, no. 8, Dec. 2007.

6.      I. Guvenc and Z. Sahinoglu, "Threshold Selection for UWB TOA Estimation Based on Kurtosis Analysis", IEEE Commun. Lett., vol. 9, no.12, pp. 1025-1027, Dec. 2005.

7.      I. Guvenc and H. Arslan, "A Review on Multiple Access Interference Cancellation and Avoidance for IR-UWB", in Elsevier Signal Processing Journal, vol. 87, no. 4, pp. 623-653, Apr. 2007.

8.      Z. Sahinoglu and I. Guvenc, "Multiuser Interference Mitigation in Non-coherent UWB Ranging via Nonlinear Filtering", in EURASIP Journal on Wireless Commun. and Networking, pp. 1-10, no. 2, Apr. 2006.

9.      M. E. Sahin, I. Guvenc, and H. Arslan, "Joint Parameter Estimation for UWB Energy Detectors Using OOK", in Springer Wireless Personal Commun. Journal, vol. 40, no. 4, pp. 579-591, Mar. 2007.

10.  I. Guvenc and H. Arslan, "TH Sequence Construction for Centralised UWB-IR Systems in Dispersive Channels", IEE Electronics Lett., vol. 40, pp. 491-492, Apr. 2004.

11.  I. Guvenc and H. Arslan, "Performance Analysis of UWB Systems in the Presence of Timing Jitter", Journal on Communications and Networks, vol. 6, pp. 182-191, June 2004.

Journal Papers Currently Under Review:

1.      S. Gezici, H. Celebi, I. Guvenc, and H. Arslan, “Cognitive Location and Environment Aware Systems: A Signal Processing Perspective”, submitted to IEEE Signal Processing Magazine, Oct. 2007.

2.      I Guvenc, C. C. Chong, and F. Watanabe, “A Survey on TOA Based Wireless Localization and NLOS Mitigation Techniques”, submitted to IEEE Communications Surveys and Tutorials, Nov. 2007.

3.      I. Guvenc, Z. Sahinoglu, H. Arslan, and P. Orlik, “Searchback Algorithms for TOA estimation in  Non-Coherent Low-Rate IR-UWB Systems”, submitted to Springer Wireless Personal Communications, Aug. 2007.

Conference Papers (published / to appear):

1.      I. Guvenc, S. Gezici, F. Watanabe, and H. Inamura, "Enhancements to Linear Least Squares Localization Through Reference Selection and ML Estimation”, to appear in IEEE Wireless Commun. and Networking Conf. (WCNC), Las Vegas, NV, April 2008.

2.      S. Gezici, I. Guvenc, and Z. Sahinoglu, “On the Performance of Linear Least Squares Estimation in Wireless Positioning Systems”, to appear in IEEE Int. Conf. on Commun. (ICC), Beijing, China, May 2008.

3.      H. Xu, C. C. Chong, I. Guvenc, F. Watanabe, and L. Yang, “High-Resolution TOA Estimation with Multi-Band OFDM UWB Signals”, to appear in IEEE Int. Conf. on Commun. (ICC), Beijing, China, May 2008.

4.      I. Guvenc, C. C. Chong, and F. Watanabe, “Joint TOA Estimation and Localization Technique for UWB Sensor Network Applications,” Proc. IEEE Veh. Technol. Conf. (VTC), Dublin, Ireland, pp. 1574-1578, April 2007.

5.      I. Guvenc, C. C. Chong, and F. Watanabe, “   Analysis of a Linear Least-Squares Localization Technique in LOS and NLOS Environments,” Proc. IEEE Veh. Technol. Conf. (VTC), Dublin, Ireland, pp. 1886-1890, April 2007.

6.      I. Guvenc, C. C. Chong, and F. Watanabe, “NLOS identification and mitigation for UWB localization systems,” Proc. IEEE Wireless Commun. Networking Conf. (WCNC), Hong Kong, pp. 1571-1576, March 2007.

7.      Z. Sahinoglu, I. Guvenc, P. Orlik, and A. F. Molisch, “Interference Suppression in Non-coherent Time-Hopping IR-UWB Ranging”, in Proc. IEEE Int. Conf. Ultra-wideband (ICUWB), Weltham, MA, pp. 507-511, Sept. 2006.

8.      I. Guvenc and H. Arslan, "Bit Error Rates of IR-UWB Transceiver Types at Sub-Nyquist Sampling Rates", in Proc. IEEE Wireless Commun. Networking Conf. (WCNC), Las Vegas, pp. 1080-1085, Apr. 2006.

9.      I. Guvenc and H. Arslan, "Comparison of Two Searchback Schemes for Non-Coherent TOA Estimation in IR-UWB Systems", in Proc. IEEE Sarnoff Symposium, Princeton, NJ, March 2006.

10.  H. Celebi, I. Guvenc, and H. Arslan, "On the Statistics of Channel Models for UWB Ranging", in Proc. IEEE Sarnoff Symposium, Princeton, NJ, March 2006.

11.  I. Guvenc, Z. Sahinoglu, A. F. Molisch, and P. Orlik, "Non-coherent TOA Estimation in IR-UWB Networks with Different Signal Waveforms", in Proc. IEEE Int. Workshop on Ultrawideband Wireless Networks (UWBNETS), Boston, MA, vol.2, pp. 1168-1174, Oct. 2005 (Invited Paper).

12.  I. Guvenc and Z. Sahinoglu, "Multiscale Energy Products for TOA Estimation in IR-UWB Systems", in Proc. IEEE Global Telecommun. Conf. (GLOBECOM), St. Louis, MO, vol. 1, Dec. 2005.

13.  I. Guvenc and Z. Sahinoglu, "TOA Estimation with Different IR-UWB Transceiver Types", in Proc. IEEE International Conf. UWB (ICU), Zurich, Switzerland, pp. 426-431, Sept. 2005.

14.  I. Guvenc and Z. Sahinoglu, "Threshold Based TOA Estimation for Impulse Radio UWB Systems", in Proc. IEEE International Conf. UWB (ICU), Zurich, Switzerland, pp. 420-425, Sept. 2005.

15.  I. Guvenc and H. Arslan, "UWB Channel Estimation with Various Sampling Rate Options", in Proc. IEEE Sarnoff Symp., Princeton, NJ, pp. 229-232, April 2005.

16.  M. E. Sahin, I. Guvenc, and H. Arslan, "Optimization of Energy Detector Receivers for UWB Systems", in Proc. IEEE Vehic. Technol. Conf. (VTC), Stockholm, Sweden, vol. 2, pp. 1386-1390, Spring 2005.

17.  I. Guvenc, H. Arslan, S. Gezici, and H. Kobayashi, "Adaptation of Multiple Access Parameters in Time Hopping UWB Cluster Based Wireless Sensor Networks", in Proc. IEEE Mobile Adhoc Sensor Systems Conf. (MASS), Fort Lauderdale, FL, pp. 235-244, October 2004.

18.  I. Guvenc and H. Arslan, "Design and Performance Analysis of TH Sequences for UWB-IR Systems", in Proc. IEEE Wireless Commun. Networking Conf. (WCNC), Atlanta, GA, vol. 2, pp. 914-919, Mar. 2004.

19.  I. Guvenc and H. Arslan, "A Semi-blind Channel Estimator and Multiuser Receiver for UWB Systems", In Proc. IEEE Wireless and Microwave Conf. (WAMI), Clearwater, FL, Apr. 2004.

20.  I. Guvenc and H. Arslan, "Performance Evaluation of UWB Systems in the Presence of Timing Jitter", in Proc. IEEE Conf. Ultra-wideband Syst. Technol. (UWBST), Reston, Virginia, pp. 136-141, Nov. 2003.

21.  I. Guvenc and H. Arslan, "On the modulation options for UWB systems", In Proc. IEEE Conf. on Military Commun. (MILCOM), Boston, MA, vol. 2, pp. 892-897, Oct. 2003.

22.  I. Guvenc, C. Abdallah, R. Jordan and O. Dedeoglu, "Enhancements to RSS Based Indoor Tracking Systems Using Kalman Filters", In Proc. Global Signal Processing Conf. (GSPx), Dallas, TX, Apr. 2003.

Conference Papers Currently Under Review:

1.      I Guvenc, S. Gezici, and Z. Sahinoglu, “Enabling Ultra-Wideband Range Estimation: Theoretical Limits and Practical Algorithms”, submitted to IEEE Int. Conf. on UWB (ICUWB), Hannover, Germany, Sept. 2008 (Invited Paper).

2.      C. C. Chong, I Guvenc, F. Watanabe, and H. Inamura, “Enabling Technologies for Indoor Location-Based Services”, submitted to URSI General Assembly, Chicago, IL, Aug. 2008 (Invited Paper).

Standards Contributions:

  1. A.Li, X.Li, H.Kayama, I.Guvenc, M.Jeong, C.Chong, F.Watanabe et al, "Clarifiation on uplink MIMO for relay station with multiple antennas" C80216j-07_531r1.pdf, Altanta, Nov. 2007.
  2. I. Guvenc, M. R. Jeong, F. Watanabe, and C. C. Chong, "Technical Comments to P802.16j Baseline Document: 6.3.23.3 : Use of ARQ in MBS" IEEE C802.16j-07/578r1, Atlanta, Nov. 2007.
  3. T. M. Lin, W. H. Sheen, F. C. Ren, C. M. Chou, I. K. Fu, I. Guvenc, "Technical Comments to P802.16j Baseline Document: 6.3.4 ARQ Operation" IEEE C802.16j-07/470r3, Atlanta, Nov. 2007.
  4. A. Li, X. Li, H. Kayama, I. Guvenc, and M. Jeong, “Uplink MIMO/Cooperative MIMO Transmission for Relay Station with Multiple Antenna,” IEEE C802.16j-07/286, April 2007.
  5. I. Guvenc, U. C. Kozat, M. R. Jeong, C. C. Chong, F. Watanabe, and H. Inamura, “Reliable Multicasting with Selective Acknowledgement for IEEE802.16j,” IEEE C802.16j-07/227, Orlando, FL, USA, March 2007.
  6. I. Guvenc, M. R. Jeong, F. Watanabe, and H. Inamura, "List of Categorized Session #46 Contributions", Contribution to IEEE 802.16j, Dallas, TX, Nov. 2006.
  7. I. Guvenc, Z. Sahinoglu, "Simulations on Non-coherent ranging", IEEEP802.15 Working Group for Wireless Personal Area Networks (WPANs), June 2005.
  8. Z. Sahinoglu, I. Guvenc, "Simulations on Non-coherent ranging - II", IEEEP802.15 Working Group for Wireless Personal Area Networks (WPANs), July 2005.

M.S. Thesis:

  • I. Guvenc, "Enhancements to RSS Based Indoor Tracking Systems Using Kalman Filters", Electrical and Computer Engineering Dept., University of New Mexico, Albuquerque, NM, Dec. 2002.

Ph.D. Dissertation:

  • I. Guvenc, "Towards Practical Design of Impulse Radio Ultrawideband Systems: Parameter Estimation and Adaptation, Interference Mitigation, and Performance Analysis", Electrical Engineering Dept., University of South Florida, Tampa, FL, Apr. 2006 (received the Outstanding Dissertation Award of USF Graduate School).

 


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