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I-Tai Lu

Full Professor Electrical Engineering

    1977 …2019
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    Research Output 1977 2019

    2003

    Space-time-frequency processing for OFDM wireless mobile communications

    Kim, B. C. & Lu, I-T., 2003, IEEE Vehicular Technology Conference. 2 ed. Vol. 57. p. 1273-1277 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Orthogonal frequency division multiplexing
    Mobile telecommunication systems
    Communication
    Processing
    Antenna arrays
    2002

    IS-95A and IS-95B soft handoff protocols in a novel switched-beam smart antennae cellular system

    Wang, WJ. & Lu, I-T., 2002, VTC2002. Fall. Vancouver.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2001

    Soft handoff algorithm parameter optimization in various propagation environments

    Hong, S. J. & Lu, I-T., 2001, IEEE Vehicular Technology Conference. 53ND ed. Vol. 4. p. 2549-2553 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Soft handoff analysis of CDMA systems using novel switched-beam smart antennas with polarization diversity

    Wang, W. J., Lu, I-T. & Liu, S. C., 2001, IEEE Vehicular Technology Conference. 53ND ed. Vol. 1. p. 243-247 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Smart antennas
    Code division multiple access
    Polarization

    Soft handoff performances of 3-sector and 6-sector multicell CDMA systems

    Wang, W. J., Lu, I-T. & Liu, S. C., 2001, IEEE Vehicular Technology Conference. 53ND ed. Vol. 4. p. 2338-2342 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Code division multiple access
    2000

    Analysis of foliage effects on mobile propagation in dense urban environments

    Bronshtein, A., Mazar, R. & Lu, I-T., Jul 2000, In : Radio Science. 35, 4, p. 941-953 13 p.

    Research output: Contribution to journalArticle

    foliage
    antenna
    Waveguides
    Cellular radio systems
    Receiving antennas

    Effect of various threshold settings on soft handoff algorithm performance

    Hong, S. J. & Lu, I-T., 2000, IEEE RAWCON 2000 (Radio and Wireless Conference). Denver, CO. September 11-13, 2000.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Effect of various threshold settings on soft handoff performance in various propagation environments

    Hong, S. J. & Lu, I-T., 2000, IEEE Vehicular Technology Conference. 52 ND ed. IEEE, Vol. 6. p. 2945-2949 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Base stations
    Fading (radio)
    Sensitivity analysis
    Statistics

    GPS-based peer-to-peer hierarchical link state routing for mobile ad hoc networks

    Joa-Ng, M. & Lu, I-T., 2000, IEEE Vehicular Technology Conference. IEEE, Vol. 3. p. 1752-1756 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Mobile ad hoc networks
    Global positioning system
    Network protocols
    Topology
    Routing protocols

    High resolution broadband beamforming based on the MVDR method

    Kim, B. C. & Lu, I-T., 2000, In : Oceans Conference Record (IEEE). 3, p. 1673-1676 4 p.

    Research output: Contribution to journalArticle

    sonar
    azimuth
    method

    Parameter study of OFDM underwater communications system

    Kim, B. C. & Lu, I-T., 2000, Oceans Conference Record (IEEE). IEEE, Vol. 2. p. 1251-1255 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    sampling
    simulation
    communications system
    parameter
    analysis

    Performance of soft handoff algorithms in various propagation environments

    Hong, S. J. & Lu, I-T., 2000, IEEE International Symposium on Spread Spectrum Techniques and Applications. IEEE, Vol. 1. p. 221-225 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Base stations
    Fading (radio)
    Sensitivity analysis
    Antennas
    shallow water
    discrimination
    acoustics
    profiles
    composite materials

    Underwater acoustic channel simulator for broadband communication systems

    Kim, B. C. & Lu, I-T., 2000, Oceans 2000 MTS/IEEE. September 11-14, 2000. Providence, Rhode Island.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1999

    Adaptive blind MIMO channel estimation and mutiuser detection in DS-CDMA systems

    Lu, I-T. & Kwak, J., 1999, Conference Record / IEEE Global Telecommunications Conference. IEEE, Vol. 4. p. 2254-2258 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Multiuser detection
    Channel estimation
    Code division multiple access
    Multiple access interference
    Gradient methods
    resonant frequencies
    high resolution
    scattering
    warfare
    estimates

    Blind adaptive space-time receiving and transmitting diversities for multiuser DS-CDMA systems

    Kwak, J. & Lu, I-T., 1999, Proceedings - IEEE Military Communications Conference MILCOM. IEEE, Vol. 2. p. 924-928 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Code division multiple access
    Space time adaptive processing
    Multiple access interference
    Multipath fading
    Channel estimation

    Broadband smart antenna technique for both transmitter and receiver using generalized zero forcing approach

    Lu, I-T. & Choi, J. S., 1999, IEEE VTS 50th Vehicular Technology Conference, VTC 1999-Fall. Vol. 1. p. 632-636 5 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Smart antennas
    Transmitters
    Processing
    Multipath propagation
    Transceivers

    Multipath resolving with frequency dependence for wide-band wireless channel modeling

    Qiu, R. C. & Lu, I-T., 1999, In : IEEE Transactions on Vehicular Technology. 48, 1, p. 262-272 11 p.

    Research output: Contribution to journalArticle

    Channel Modeling
    Multipath
    Half line
    Cramér-Rao Bound
    Cramer-Rao bounds

    Multipath resolving with frequency dependence for wide-band wireless channel modeling

    Qiu, R. C. & Lu, I-T., Jan 1999, In : IEEE Transactions on Vehicular Technology. 48, 1, p. 273-285 13 p.

    Research output: Contribution to journalArticle

    Channel Modeling
    Multipath
    Half line
    Cramér-Rao Bound
    Cramer-Rao bounds

    Multiple access smart antenna techniques for narrowband communication systems

    Lu, I-T. & Choi, J. S., 1999, IEEE VTS 50th Vehicular Technology Conference, VTC 1999-Fall. Vol. 1. p. 60-64 5 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Smart antennas
    Singular value decomposition
    Communication systems
    Channel capacity
    Bit error rate

    Novel spread spectrum-based synchronization and location determination method for wireless system

    Joa-Ng, M. & Lu, I-T., Jun 1999, In : IEEE Communications Letters. 3, 6, p. 177-179 3 p.

    Research output: Contribution to journalArticle

    Spread Spectrum
    Synchronization
    Triangulation
    Transceivers
    Vertex of a graph

    Peer-to-peer zone-based two-level link state routing for mobile ad hoc networks

    Joa-Ng, M. & Lu, I-T., Aug 1999, In : IEEE Journal on Selected Areas in Communications. 17, 8, p. 1415-1425 11 p.

    Research output: Contribution to journalArticle

    Mobile ad hoc networks
    Network protocols
    Routing protocols
    Topology
    Ad hoc networks

    Robustness of a ray travel-time inversion approach

    Lu, I-T., 1999, In : Journal of the Acoustical Society of America. 106, 5, p. 2442-2453 12 p.

    Research output: Contribution to journalArticle

    travel
    rays
    inversions
    Arctic Ocean
    bathymeters

    Sensitivity study of smart antenna systems with both transmission and reception diversities

    Lu, I-T. & Choi, J. S., 1999, Proceedings - IEEE Military Communications Conference MILCOM. IEEE, Vol. 2. p. 949-953 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Diversity reception
    Smart antennas
    Transceivers
    Bandwidth
    Degradation

    Space-time processing for broadband multi-channel communication systems using smart antennas at both transmitter and receiver

    Lu, I-T. & Choi, J. S., 1999, IEEE International Conference on Communications. Vol. 1. p. 1-4 4 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Smart antennas
    Multipath propagation
    Transceivers
    Transmitters
    Communication systems

    Spread spectrum medium access protocol with collision avoidance in mobile ad-hoc wireless network

    Joa-Ng, M. & Lu, I-T., 1999, Proceedings - IEEE INFOCOM. IEEE, Vol. 2. p. 776-783 8 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Wireless ad hoc networks
    Collision avoidance
    Network protocols
    Mobile ad hoc networks
    Throughput
    1998

    Adaptive blind 2D Rake receiver for multiuser detection

    Kwak, J. & Lu, I-T., 1998, IEEE Vehicular Technology Conference. IEEE, Vol. 1. p. 313-317 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Multiuser detection
    Cellular radio systems
    Receiving antennas
    Intersymbol interference
    Beamforming

    A high-resolution algorithm for complex spectrum search

    Lu, I-T., Qiu, R. C. & Kwak, J., 1998, In : Journal of the Acoustical Society of America. 104, 1, p. 288-299 12 p.

    Research output: Contribution to journalArticle

    high resolution
    immunity
    linear arrays
    arrivals
    degrees of freedom

    Blind space-time adaptive multiuser detector for DS-CDMA communication systems

    Kwak, J. & Lu, I-T., 1998, IEEE International Conference on Communications. Anon (ed.). IEEE, Vol. 2. p. 1069-1073 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Code division multiple access
    Communication systems
    Detectors
    Cellular radio systems
    Multiuser detection

    Dispersion in chiral optical fibres

    Qiu, R. C. & Lu, I-T., 1998, IEE Proceedings: Optoelectronics. 3 ed. Vol. 145. p. 155-158 4 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Chromatic dispersion
    Optical fibers
    optical fibers
    Chirality
    Waveguides

    Hierarchical link state routing for mobile adhoc wireless network

    Joa-Ng, M. & Lu, I-T., 1998, IEEE International Symposium on Wireless Communications. May 22-23, 1998. Montreal, Canada.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Moisture effects on the penetration loss through exterior building walls

    Hong, S. J., Kim, K. J., Lee, J. R., Park, B. S. & Lu, I-T., 1998, IEEE Vehicular Technology Conference. IEEE, Vol. 2. p. 860-864 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Moisture
    Permittivity
    Concretes

    Novel `channel diversity' approach

    Lu, I-T. & Choi, J. S., 1998, IEEE Vehicular Technology Conference. IEEE, Vol. 2. p. 1646-1649 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Transceivers
    Antennas
    Bandwidth

    Practical implementation of broadband multiple antenna systems

    Lu, I-T. & Choi, J. S., 1998, IEEE International Conference on Communications. Anon (ed.). IEEE, Vol. 3. p. 1671-1675 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Multipath propagation
    Transceivers
    Antennas
    Bandwidth

    Theoretical analysis of UHF propagation in a city street modeled as a random multislit waveguide

    Mazar, R., Bronshtein, A. & Lu, I-T., 1998, In : IEEE Transactions on Antennas and Propagation. 46, 6, p. 864-871 8 p.

    Research output: Contribution to journalArticle

    Waveguides
    Planar waveguides
    Wave propagation
    1997

    A high resolution spectral estimation approach for evaluating the traveltimes and resonances of scattering returns from submerged targets

    Lu, I-T. & Wu, F. P., 1997, Third International Conference on Theoretical & Computational Acoustics. Columbia University, New York. July 14-18, 1997.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Alternative representations of acoustics field scattered by submerged targets in ocean waveguides

    Lu, I-T. & Yang, TC., 1997, Third International Conference on Theoretical & Computational Acoustics. Columbia University, New York. July 14-18, 1997.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Analysis of UHF propagation in a city street modeled as a random multislit waveguide

    Mazar, R., Bronshtein, A. & Lu, I-T., 1997, IEE Conference Publication. Anon (ed.). 436 pt 2 ed. IEE

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Waveguides
    Surface roughness
    Scattering

    Range estimation of multiple sources in shallow waters without knowing the sound speed profile

    Lu, I-T. & Wu, H. L., 1997, Third International Conference on Theoretical & Computational Acoustics. Columbia University, New York. July 14-18, 1997.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Ray shooting, eigenray search, and complex resonances for submerged structures

    Lu, I-T. & Yao, Y. Q., Jan 1997, In : Journal of the Acoustical Society of America. 101, 1, p. 66-76 11 p.

    Research output: Contribution to journalArticle

    rays
    bulkheads
    acoustic scattering
    transient response
    travel
    Travel Time
    Travel time
    travel
    Half line
    Inversion

    UHF propagation on suburban highways and its analysis using the first Fresnel break point

    Hong, S. J., Kim, K. J., Lee, J. R. & Lu, I-T., 1997, Annual International Conference on Universal Personal Communications - Record. IEEE, Vol. 1. p. 33-37 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Base stations
    Antennas
    1996
    acoustic scattering
    sound waves
    rays
    bulkheads
    Acoustics

    A novel approach with superresolution and path frequency dependence for channel modeling and application in CDMA cellular system

    Qiu, R. C. & Lu, I-T., Jan 1 1996, Professional Program Proceedings, ELECTRO 1996. Institute of Electrical and Electronics Engineers Inc., p. 209-214 6 p. 501229. (Professional Program Proceedings, ELECTRO 1996).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Cellular radio systems
    Multipath propagation
    Singular value decomposition
    Code division multiple access
    Modeling

    A theoretical model of multipath fading in wideband CDMA environments

    Qiu, CM. & Lu, I-T., 1996, Virginia Tech Symposium on Wireless Personal Communications.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Novel approach with superresolution and path frequency dependence for channel modeling and application in CDMA cellular system

    Qiu, R. C. & Lu, I-T., 1996, Electro International, Conference Proceedings. IEEE, p. 209-214 6 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Cellular radio systems
    Multipath propagation
    Singular value decomposition
    Code division multiple access

    Novel high-resolution algorithm for complex-direction search

    Qiu, R. C. & Lu, I-T., 1996, ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. IEEE, Vol. 6. p. 3189-3192 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    high resolution
    Acoustic fields
    Singular value decomposition
    immunity
    linear arrays

    Novel model of time-dispersion multipath channel for wideband CDMA systems

    Qiu, R. C. & Lu, I-T., 1996, Annual International Conference on Universal Personal Communications - Record. Anon (ed.). Vol. 1. p. 350-354 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Multipath propagation
    Code division multiple access

    Wideband wireless multipath channel modeling with path frequency dependence

    Qiu, R. C. & Lu, I-T., 1996, IEEE International Conference on Communications. IEEE, Vol. 1. p. 277-281 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Multipath propagation