No photo of Unnikrishna Pillai

Unnikrishna Pillai

Full Professor Electrical Engineering

    1974 …2019

    Research output per year

    If you made any changes in Pure these will be visible here soon.

    Research Output

    Filter
    Article
    Article

    A MAP Estimate that Maximizes Entropy—An Alternative Interpretation for an Autoregressive Model

    Pillai, S. U., Apr 1985, In : Proceedings of the IEEE. 73, 4, p. 843-844 2 p.

    Research output: Contribution to journalArticle

    An Algorithm for Near-Optimal Placement of Sensor Elements

    Pearson, D., Pillai, S. U. & Lee, Y., Nov 1990, In : IEEE Transactions on Information Theory. 36, 6, p. 1280-1284 5 p.

    Research output: Contribution to journalArticle

    A New Approach to Array Geometry for Improved Spatial Spectrum Estimation

    Pillai, S. U., Bar-Ness, Y. & Haber, F., Oct 1985, In : Proceedings of the IEEE. 73, 10, p. 1522-1524 3 p.

    Research output: Contribution to journalArticle

    A New Spectrum Extension Method That Maximizes the Multistep Minimum Prediction Error-Generalization of the Maximum Entropy Concept

    Pillai, S. U., Shim, T. I. & Benteftifa, M. H., Jan 1992, In : IEEE Transactions on Signal Processing. 40, 1, p. 142-158 17 p.

    Research output: Contribution to journalArticle

    A new study of the problem of compatible impedances

    Youla, D. C., Winter, F. & Pillai, S. U., Jan 1 1997, In : International Journal of Circuit Theory and Applications. 25, 6, p. 541-560 20 p.

    Research output: Contribution to journalArticle

    A New Technique for ARMA-System Identification and Rational Approximation

    Pillai, S. U. & Shim, T. I., Mar 1993, In : IEEE Transactions on Signal Processing. 41, 3, p. 1281-1304 24 p.

    Research output: Contribution to journalArticle

    A self inversive array processing scheme for angle-of-arrival estimation

    Kwon, B. H. & Unnikrishna Pillai, S., Jul 1989, In : Signal Processing. 17, 3, p. 259-277 19 p.

    Research output: Contribution to journalArticle

    A uniqueness characterization in terms of signed-magnitude for functions in the polydisc algebra

    Youla, D. C. & Pillai, U., Jun 1989, In : Journal of the Optical Society of America. 6, 6, p. 859-862

    Research output: Contribution to journalArticle

    BEAM-COLUMNS OF HOLLOW STRUCTURAL SECTIONS.

    Pillai, U. S., Jan 1 1974, In : Canadian Journal of Civil Engineering. 1, 2, p. 194-198 5 p.

    Research output: Contribution to journalArticle

    Blind image deconvolution using a robust GCD approach

    Pillai, S. U. & Liang, B., Dec 1 1999, In : IEEE Transactions on Image Processing. 8, 2, p. 295-301 7 p.

    Research output: Contribution to journalArticle

    Block Toeplitz matrix inversion using Levinson polynomials

    Lee, W. C. & Pillai, U., Nov 1 1993, In : IEEE Transactions on Signal Processing. 41, 11

    Research output: Contribution to journalArticle

    Coherent Signal Classification Using Symmetry Considerations

    Unnikrishna Pillai, S. & Lee, Y., Jan 1989, In : IEEE Transactions on Acoustics, Speech, and Signal Processing. 37, 1, p. 135-138 4 p.

    Research output: Contribution to journalArticle

    Cramer-Rao bounds for target parameters in space-based radar applications

    Pillai, U. S., Li, K. Y. & Himed, B., Dec 1 2008, In : IEEE Transactions on Aerospace and Electronic Systems. 44, 4, p. 1356-1370 15 p.

    Research output: Contribution to journalArticle

    Dispersive Modes in the Time Domain: Analysis and Time-Frequency Representation

    Carin, L., Felsen, L. B., Kralj, D., Pillai, S. U. & Lee, W. C., Jan 1994, In : IEEE Microwave and Guided Wave Letters. 4, 1, p. 23-25 3 p.

    Research output: Contribution to journalArticle

    Dynamic clutter mitigation using sparse optimization

    Uysal, F., Selesnick, I., Pillai, U. & Himed, B., Jul 2014, In : IEEE Aerospace and Electronic Systems Magazine. 29, 7, p. 37-49 13 p., 6888958.

    Research output: Contribution to journalArticle

    Effect of earth's rotation and range foldover on space-based radar performance

    Pillai, S. U., Himed, B. & Li, K. Y., Dec 1 2006, In : IEEE Transactions on Aerospace and Electronic Systems. 42, 3, p. 917-931 15 p.

    Research output: Contribution to journalArticle

    Enhanced target detection and identification via optimised radar transmission pulse shape

    Garren, D. A., Osborn, M. K., Odom, A. C., Goldstein, J. S., Pillai, S. U. & Guerci, J. R., Jun 1 2001, In : IEE Proceedings: Radar, Sonar and Navigation. 148, 3, p. 130-138 9 p.

    Research output: Contribution to journalArticle

    Full-polarization matched-illumination for target detection and identification

    Garren, D. A., Odom, A. C., Osborn, M. K., Goldstein, J. S., Pillai, S. U. & Guerci, J. R., Jul 1 2002, In : IEEE Transactions on Aerospace and Electronic Systems. 38, 3, p. 824-837 14 p.

    Research output: Contribution to journalArticle

    Generalized forward/backward subaperture smoothing techniques for sample starved STAP

    Unnikrishna Pillai, S., Kim, Y. L. & Guerci, J. R., Dec 1 2000, In : IEEE Transactions on Signal Processing. 48, 12, p. 3569-3574 6 p.

    Research output: Contribution to journalArticle

    Image reconstruction from one bit of phase information

    Unnikrishna Pillai, S. & Elliott, B., Nov 1990, In : Journal of Visual Communication and Image Representation. 1, 2, p. 153-157 5 p.

    Research output: Contribution to journalArticle

    Matched Transmit-Receiver Design in Presence of Signal Dependent Interference

    Pillai, U., Oh, H. S., Guerci, J. R. & Youla, D. C., Mar 2000, In : IEEE Transactions on Information Theory. 1T-46, 3, p. 577-584 8 p.

    Research output: Contribution to journalArticle

    Multichannel stable systems that extend the partial impulse response Matrices

    Lee Cheol, W. & Unnikrishna Pillai, S., Dec 1 1996, In : IEEE Transactions on Signal Processing. 44, 10, p. 2521-2536 16 p.

    Research output: Contribution to journalArticle

    Optimization of single transmit pulse shape to maximize detection and identification of ground mobile targets

    Garren, D. A., Osborn, M. K., Odom, A. C., Goldstein, J. S., Pillai, S. U. & Guerci, J. R., Jan 1 2000, In : Conference Record of the Asilomar Conference on Signals, Systems and Computers. 2, p. 1535-1539 5 p.

    Research output: Contribution to journalArticle

    Optimum transmit-receiver design in the presence of signal-dependent interference and channel noise

    Pillai, S. U., Oh, H. S., Youla, D. C. & Guerci, J. R., Jan 1 2000, In : IEEE Transactions on Information Theory. 46, 2, p. 577-584 8 p.

    Research output: Contribution to journalArticle

    Projection approach for STAP

    Unnikrishna Pillai, S. & Radhakrishnan Pillai, S., Jan 1 2002, In : IEEE National Radar Conference - Proceedings. p. 397-402 6 p.

    Research output: Contribution to journalArticle

    Theory and Design of Maximally Flat Low-Pass, High-Pass Reactance-Ladder Diplexers

    Youla, D. C., Pillai, U. & Winter, F., May 1992, In : IEEE Transactions on Circuits and Systems. 39, 5, p. 337-350 13 p.

    Research output: Contribution to journalArticle

    The Perron-Frobenius theorem

    Pillai, S. U., Suel, T. & Cha, S., Mar 2005, In : IEEE Signal Processing Magazine. 22, 2, p. 62-75 14 p.

    Research output: Contribution to journalArticle

    Ultimate strength and design of concrete walls

    Pillai, S. U. & Parthasarathy, C. V., 1977, In : Building and Environment. 12, 1, p. 25-29 5 p.

    Research output: Contribution to journalArticle

    Uniqueness of a Two-Step Predictor Based Spectral Estimator that Generalizes the Maximum Entropy Concept

    Shim, T. I., Pillai, U. & Lee, W. C., Sep 1993, In : IEEE Transactions on Signal Processing. 41, 9, p. 2942-2946 5 p.

    Research output: Contribution to journalArticle

    Waveform diversity for ultra-wide band surveillance radars

    Davis, M. E. & Unnikrishna Pillai, S., Dec 1 2014, In : IET Radar, Sonar and Navigation. 8, 9, p. 1226-1233 8 p.

    Research output: Contribution to journalArticle

    Wave-oriented signal processing of dispersive time-domain scattering data

    Carin, L., Felsen, L. B., Kralj, D. R., Oh, H. S., Lee, W. C. & Unnikrishna Pillai, S., Dec 1 1997, In : IEEE Transactions on Antennas and Propagation. 45, 4, p. 592-600 9 p.

    Research output: Contribution to journalArticle