Dr. Jeffrey O. Coleman, Head
Code 5328, Signal Processing Theory & Methods Section
Radar Division
Naval Research Laboratory
4555 Overlook Ave SW
Washington, DC 20375-5336
IEEE Senior Member
Signal Processing Society
Circuits and Systems Society

Education:
1975 SBEE Massachusetts Institute of Technology
1979 MSEE Johns Hopkins University
1991 Ph.D. University of Washington

Employment:
1997–(now) Naval Research Laboratory, Radar Division
1992–1997 Michigan Technological University, EE faculty
1985–1992 The Boeing Company, High Technology Center
1978–1985 Naval Research Laboratory, Radar Division
1975–1978 several small companies doing circuit design for receivers and modems

Current Research:
Theory and design methods in signal processing for digital-array transmitters and receivers
  • Spatio-temporal lattice sampling for wideband arrays
  • Subarray systems as spatial filtering and decimation cascades
  • Filter and array optimization using second-order cone programming
  • Nonlinear intersymbol interference in single-bit D/A conversion

    Publications:
    J-STSP '07
    D. P. Scholnik and J. O. Coleman, ``Optimal array-pattern synthesis for wideband digital transmit arrays,'' IEEE Journal on Selected Topics in Signal Processing, Special Issue on Convex Optimization Methods for Signal Processing, vol. 1, no. 4, December 2007, pp. 660-677.

    NRL 9029
    J. O. Coleman, ``A Generalized FFT for Many Simultaneous Receive Beams,'' NRL Memo Report 9029, June 29, 2007.

    Asilomar 2005
    J. O. Coleman, ``The Spectral Products Created by Nonlinear Intersymbol Interference in NRZ Data,'' IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove CA, USA, Oct. 30 - Nov. 2, 2005,

    Allerton '05
    J. O. Coleman, K. R. McPhail, P. E. Cahill, and D. P. Scholnik, ``Efficient Subarray Realization through Layering,'' Antenna Applications Symposium, Robert Allerton Park, Monticello IL, USA, Sep. 21-23, 2005.

    ECCTD '05
    J. O. Coleman, ``Modeling Finite-Memory Nonlinearity in Unit DAC Elements, Binary Storage Channels, and BPSK Data Channels,'' Proc. 17th (ECS/IEEE) European Conf. on Circuit Theory and Design, Cork, Ireland, Aug 29 - Sep 1, 2005.

    AP-S 2005
    J. O. Coleman, D. P. Scholnik, and P. E. Cahill, ``Synthesis of a Polarization-Controlled Pattern for a Wideband Array by Solving a Second-Order Cone Program,'' Proc. 2005 IEEE AP-S Int'l Symp., Washington DC, July 3-8 2005.

    Asilomar 2004
    J. O. Coleman, ``Three-Phase Sample Timing on a Wideband Triangular Array of 4/3 the Usual Density Reduces the Nyquist Rate for Far-Field Signals by Two Thirds,'' IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove CA, USA, Nov. 7-10, 2004,

    Asilomar 2004
    Oscar Gustafsson, J. O. Coleman, Andrew G. Dempster, and Malcolm D. Macleod, ``Low-Complexity Hybrid Form FIR Filters Using Matrix Multiple Constant Multiplication,'' IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove CA, USA, Nov. 7-10, 2004,

    EUSIPCO 2004
    J. O. Coleman and D. P. Scholnik, ``Beam Design for a Ping-Pong-Sampled Linear Receive Array,'' 12th European Signal Processing Conf. (proceedings pp. 2131-2134), Vienna, Austria, Sept. 7-10, 2004,

    RADAR 2004
    D. P. Scholnik, J. O. Coleman, Donald Bowling, and Michael Neel, ``Spatio-temporal delta-sigma modulation for shared wideband transmit arrays,'' 2004 IEEE Radar Conf. (RADAR 2004), Philadelphia PA, USA, April 26-29, 2004.

    ICASSP 2004
    J. O. Coleman, ``Ping-Pong Sample Times on a Linear Array Halve the Nyquist Rate,'' 2004 IEEE Int'l Conf. on Speech, Acoustics, and Signal Processing (ICASSP 2004), Montreal, Quebec, Canada, May 17-21, 2004.

    ECCTD '03
    A. G. Dempster, O. Gustafsson, and J. O. Coleman, ``Towards an algorithm for matrix multiplier blocks,'' Proc. (ECS/IEEE) European Conf. on Circuit Theory and Design, Kraków, Poland, Sept. 1-4, 2003, pp. III9-12.

    Asilomar 2002
    J. O. Coleman, D. P. Scholnik, and J. J. Brandriss, ``A specification language for the optimal design of exotic FIR filters with second-order cone programs,'' IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove CA, USA, November 3-6, 2002, pp. 341-345.

    MWSCAS 2002
    J. O. Coleman, ``A double binary-tree FIR filter form and the corresponding low-sensitivity IIR bandpass/bandstop structure,'' 2002 IEEE Int'l Midwest Symp. on Circuits and Systems (MWCAS 2002),Tulsa OK, USA, August 4-7, 2002.

    ISCAS 2002
    D. P. Scholnik and J. O. Coleman, ``Space-time vector delta-sigma modulation,'' 2002 IEEE Int'l Symp. on Circuits and Systems (ISCAS 2002), Scottsdale AZ, USA, May 26-29, 2002.

    ISCAS 2002
    J. O. Coleman, ``Coset decomposition in lattices yields sample-block number systems,'' 2002 IEEE Int'l Symp. on Circuits and Systems (ISCAS 2002), Scottsdale AZ, USA, May 26-29, 2002.

    ICASSP 2002
    J. O. Coleman, ``Factored computing structures for multiplierless FIR filters using symbol-sequence number systems in linear spaces,'' IEEE 2002 Int'l Conf. on Acoustics, Speech, and Signal Processing (ICASSP 2002), Orlando FL, USA, May 13-17, 2002.

    Asilomar 2001
    D. P. Scholnik and J. O. Coleman, ``Computability constraints in space-time delta-sigma arrays,'' IEEE Asilomar Conf. on Signals, Systems and Computers, Pacific Grove, CA, Nov. 4-7, 2001.

    ICECS 2001
    J. O. Coleman, ``Cascaded coefficient number systems lead to FIR filters of striking computational efficiency,'' Proc. The 2001 Int'l IEEE Conf. on Electronics, Circuits, and Systems, Malta, September 2-5, 2001.

    ECCTD'01
    J. O. Coleman, ``Express coefficients in 13-ary, radix-4 CSD to create computationally efficient multiplierless FIR filters,'' Proc. (ECS/IEEE) European Conf. on Circuit Theory and Design, Espoo, Finland, August 28-31, 2001.

    ICASSP 2001
    D. P. Scholnik and J. O. Coleman, ``Joint spatial and temporal delta-sigma modulation for wideband antenna arrays and video halftoning,'' IEEE 2001 Int'l Conf. on Acoustics, Speech, and Signal Processing (ICASSP 2001), Salt Lake City UT, May 2001.

    RADAR 2001
    D. P. Scholnik and J. O. Coleman, ``Superdirectivity and SNR constraints in wideband array-pattern design,'' IEEE 2001 Int'l Radar Conf. (RADAR 2001), Atlanta GA, USA, May 2001

    CISS '01
    J. O. Coleman and Arda Yurdakul, ``Fractions in the canonical-signed-digit number system,'' Proc. 2001 Conf. on Information Sciences and Systems, Baltimore, March 2001.

    ICSPAT 2000
    J. O. Coleman, J. J. Alter, and D. P. Scholnik, ``FPGA architecture for Gigahertz-sampling wideband IF-to-baseband conversion,'' 2000 Int'l Conf. on Signal Processing Applications and Technology (ICSPAT 2000), Dallas TX, October 2000.

    SPE 2000
    J. O. Coleman, ``Multi-rate DSP before discrete-time signals and systems,'' First IEEE Workshop on Signal Processing Education (SPE 2000), Hunt TX, Oct. 2000.

    AAS 2000
    M. G. Parent, J. J. Alter, R. Pickles, J.B.L. Rao, J. O. Coleman and D. P. Scholnik, ``Wideband digital subarray beamforming using true time delay steering at the element level,'' Antenna Applications Symp., Monticello, IL, September 2000.

    EUSIPCO 2000
    J. O. Coleman, ``The power spectrum of a generalization of full-response CPM,'' 2000 European Signal Processing Conf. (EUSIPCO 2000), Tampere, Finland, Sept. 2000.

    MWSCAS 2000
    D. P. Scholnik and J. O. Coleman, ``Joint shaping of quantization and hardware-mismatch errors in a multibit delta-sigma DAC,'' Proc. 2000 Midwest Symp. on Circuits and Systems, Lansing MI, August 2000.

    MWSCAS 2000
    J. O. Coleman, ``Mathematical unification of dynamic-element-matching methods for spectral shaping of hardware-mismatch errors,'' Proc. 2000 Midwest Symp. on Circuits and Systems, Lansing MI, August 2000.

    WBTA 2000
    J. J. Alter, J. O. Coleman, M. G. Parent, J. P. McConnell, and D. P. Scholnik, ``An FPGA-based wideband digital beamformer using true time delay,'' Workshop on Beamforming Technology and Applications, Huntsville, AL, July 2000.

    ICASSP 2000
    J. O. Coleman, ``Generalize higher-order moments in independent component analysis,'' IEEE 2000 Int'l Conf. on Acoustics, Speech, and Signal Processing (ICASSP 2000), Istanbul, Turkey, June, 2000.

    ISCAS 2000
    D. P. Scholnik and J. O. Coleman, ``Vector delta-sigma modulation with integral shaping of hardware-mismatch errors,'' IEEE 2000 Int'l Symp. on Circuits and Systems (ISCAS 2000), Geneva, Switzerland, May 2000.

    ISPAST 2000
    D. P. Scholnik and J. O. Coleman, ``Formulating wideband array-pattern optimizations,'' IEEE Int'l Symp. on Phased Array Systems and Technology (ISPAST 2000), Dana Point, CA, May 2000.

    RADAR 2000
    D. P. Scholnik and J. O. Coleman, ``Optimal design of wideband array patterns,'' IEEE Int'l Radar Conf. (RADAR 2000), Alexandria VA, May 2000.

    CEE
    J. O. Coleman, ``A Simple FIR-Filter Interpretation of the Extreme Eigenvalues of a Toeplitz Autocorrelation Matrix,'' Computers & Electrical Engineering, February 2000, volume 26, number 2, pp. 141-149.

    SIP '99
    J. O. Coleman, ``An Even Simpler Derivation of the Power Spectrum of Full-Response CPM,'' Proc. 1999 Int'l Conf. on Signal and Image Processing, Nassau, Bahamas, October 1999.

    MWSCAS '99
    J. O. Coleman and D. P. Scholnik, ``Vector Switching Generalizes D/A Noise Shaping,'' Proc. 1999 Midwest Symp. on Circuits and Systems, Las Cruces, NM, August 1999.

    MWSCAS '99
    J. O. Coleman and R. J. Vanderbei, ``Random-Process Formulation of Computationally Efficient Performance Measures for Wideband Arrays in the Far Field,'' Proc. 1999 Midwest Symp. on Circuits and Systems, Las Cruces, NM, August 1999.

    MWSCAS '99
    D. P. Scholnik and J. O. Coleman, ``Computationally Efficient Multirate Passband Equalization for Bandpass Digital/Analog Conversion,'' Proc. 1999 Midwest Symp. on Circuits and Systems, Las Cruces, NM, August 1999.

    MWSCAS '99
    J. O. Coleman and D. P. Scholnik, ``Design of Nonlinear-Phase FIR Filters with Second-Order Cone Programming,'' Proc. 1999 Midwest Symp. on Circuits and Systems, Las Cruces, NM, August 1999.

    ISCAS '99
    D. P. Scholnik and J. O. Coleman, ``Nonuniformly Offset Polyphase Synthesis of a Bandpass Signal from Complex-Envelope Samples,'' Proc. 1999 Int'l Symp. Circuits and Systems, Orlando, May 1999.

    CISS '99
    J. O. Coleman, ``A Measure-Convolution Approach to Elementary Signals and Systems,'' Proc. 1999 Conf. on Information Sciences and Systems, Baltimore, March 1999.

    ICASSP '99
    D. P. Scholnik and J. O. Coleman, ``Periodically Nonuniform Bandpass Sampling as a Tapped-Delay-Line Filtering Problem,'' Proc. 1999 Int'l Conf. on Acoustics, Speech, and Signal Processing, Phoenix, March 1999.

    EUSIPCO '98
    J. O. Coleman, ``Quadratic FIR-Filter Design as a Generalized Eigenproblem,'' Proc. 1998 Eureopean Signal Processing Conf., Rodos, Greece, September 1998.

    MWSCAS '98
    J. O. Coleman and D. P. Scholnik, ``Generalized-Eigenfilter Design of a Hybrid FIR/Analog Receive Filter Minimizing ISI, ACI, and Gaussian Noise,'' Proc. 1998 Midwest Symp. on Circuits and Systems, University of Notre Dame, August 1998.

    ICASSP '98
    J. O. Coleman, ``Embedded FIR Generalized Eigenfilters using Test Inputs,'' Proc. 1998 Int'l Conf. on Acoustics, Speech, and Signal Processing, Seattle, May 1998.

    CISS '98
    J. O. Coleman, ``Systematic Mapping of Quadratic Constraints on Embedded FIR Filters to Linear Matrix Inequalities,'' Proc. 1998 Conf. on Information Sciences and Systems, Princeton University, March 1998.

    CISS '98
    D. P. Scholnik and J. O. Coleman, ``Constrained Quadratic Design of FIR Data-Communication Filters with Linear Matrix Inequalities,'' Proc. 1998 Conf. on Information Sciences and Systems, Princeton University, March 1998.

    SWPC '97
    D. P. Scholnik and J. O. Coleman, ``Integrated I-Q Demodulation, Matched Filtering, and Symbol-Rate Sampling using Minimum-Rate IF Sampling,'' Proc. of the 1997 Symp. on Wireless Personal Communication, Blacksburg VA, June 1997.

    CISS '97
    D. P. Scholnik and J. O. Coleman, ``Simple, Exact Models of Sample-Interleaving Demodulators/Modulators for Quadrature Bandpass Sampling/Reconstruction,'' Proc. Conf. on Information Sciences and Systems, Baltimore MD, March 1997.

    ICSPAT '96
    Rajesh R. Venkatraman and J. O. Coleman, ``A Test-Waveform View of the Quadratic Design of FIR Filters,'' Proc. ICSPAT '96, The 7th Int'l Conf. on Signal Processing Applications and Technology, Boston MA, October, 1996.

    ASEE NMW '96
    J. O. Coleman and Margaret H. Hundleby, ``Improving Communication Skills: The Puzzle of Personal Style in Engineering Writing and Presentations,'' Proc. ASEE North Midwest Section Meeting, Fargo ND, October 1996.

    CAS-II
    J. O. Coleman, ``Choosing Nonuniform Tap Spacings for a Tapped-Delay-Line Filter,'' IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, April 1996.

    Calgary '93
    J. O. Coleman, ``Linear-Programming Design of Data-Communication Pulses Tolerant of Timing Jitter or Multipath,'' Proc. Fifth Int'l Conf. on Wireless Communications, Calgary, July 1993.

    CISS '93
    J. O. Coleman, ``Linear-Programming Design of Hybrid Analog/FIR Receive Filters to Minimize Worst-Case Adjacent-Channel Interference,'' Proc. 1993 Conf. on Information Sciences and Systems, March 1993.

    ICC '92
    J. O. Coleman and Dean W. Lytle, ``Linear-Programming Techniques for the Control of Intersymbol Interference with Hybrid FIR/Analog Pulse Shaping,'' Proc. IEEE Int'l Conf. on Communications, Chicago, June 1992.

    PacRim '91
    J. O. Coleman and Dean W. Lytle, ``A Linear-Programming Design Language and its Application to Data-Transmission Filters,'' Proc. IEEE 1991 Pacific Rim Conf. on Communications, Computers, and Signal Processing, May 1991, pp. 778-782.

    T. COM
    J. O. Coleman, "A Simple, Approximate Method of Generating Baseband-Serial MSK," IEEE Transactions on Communications, vol. COM-33(9), Sept. 1985, pp. 1006-1008.