Ultra-Wideband, Short-Pulse Electromagnetics 3

Front Matter....Pages i-xiii
The Time Evolution of Photonic Crystal Bandgaps....Pages 1-7
Optically-Excited Photoconducting Antennas for Generating Ultra-Wideband Pulses....Pages 9-16
Ground Penetrating Radar Enabled by High Gain GaAs Photoconductive Semiconductor Switches....Pages 17-24
Ultrawideband Pulser Technology....Pages 25-29
High Power, Sub-Nanosecond Rising Waveforms Created by the Stacked Blumlein Pulsers....Pages 31-38
The Problems of Picosecond Analog Devices Modeling and Creation....Pages 39-41
Temporal and Spectral Radiation on Boresight of a Reflector Type of Impulse Radiating Antenna (IRA)....Pages 65-72
Coplanar Conical Plates in a Uniform Dielectric Lens with Matching Conical Plates for Feeding a Paraboloidal Reflector....Pages 73-80
Transient Fields of Parabolic Reflector Antennas....Pages 81-87
Use of the Synthesized Short Radio Pulse for Near-Field Antenna Measurements....Pages 89-95
Design of the Low-Frequency Compensation of an Extreme-Bandwidth TEM Horn and Lens IRA....Pages 97-105
A Radiating Structure Incorporating an Extended Ground Plane and a Brewster Angle Window....Pages 107-112
A TEM-Horn Antenna with Dielectric Lens for Fast Impulse Response....Pages 113-120
Optimized TEM Horn Impulse Receiving Antenna....Pages 121-128
Transient Arrays....Pages 129-138
Properties of Ultrawideband Arrays....Pages 139-145
Some Basic Properties of Antennas Associated with Ultrawideband Radiation....Pages 147-164
Theorems on Time-Domain Far Fields....Pages 165-176
Impulse Radiating Antennas, Part III....Pages 43-56
Transient Fields of Rectangular Aperture Antennas....Pages 57-63
Asymptotic Approximations for Optimal Conformal Antennas....Pages 177-183
Generation of Wideband Antenna Performance by [Z] and [Y] Matrix Interpolation in the Method of Moments....Pages 185-196
Electromagnetic Analysis of Exponentially Tapered Coplanar Stripline Antennas Used in Coherent Microwave Transient Spectroscopy Technique....Pages 197-204
Transient Dielectric Coefficient and Conductance in Dielectric Media in Nonstationary Fields....Pages 205-209
The Short Pulses Propagation in the Dielectric Media....Pages 211-215
Electromagnetic Pulse Propagation across a Planar Interface Separating Two Lossy, Dispersive Dielectrics....Pages 217-230
Time Domain Measurement of Material Permittivity and Permeability....Pages 231-238
Measurements of Short-Pulse Propagation Through Concrete Walls....Pages 239-246
Propagation of UWB Electromagnetic Pulses Through Lossy Plasmas....Pages 247-254
Early Time Signature Analysis of Dielectric Targets Using UWB Radar....Pages 255-262
Conservation of Power in the Galerkin Approximation of the Electric Field Integral Equation....Pages 263-270
Scattering of Short Radar Pulses from Multiple Wires and from a Chaff Cloud....Pages 271-278
F.D.T.D. Method Applied to the Generation and Propagation of Short Pulse....Pages 279-286
Short Pulse Scattering Measurements on Conducting Cylindrical Cavities....Pages 287-294
RCS Determination from Localized Short-Pulse Scattering Measurements: Theory and Experiment....Pages 295-304
Feature Extraction from Electromagnetic Backscattered Data Using Joint Time-Frequency Processing....Pages 305-312
Classification of Buried Targets Using Time-Frequency Signatures Extracted by a Ground Penetrating Radar....Pages 313-320
Short-Pulse Radar via Electromagnetic Wavelets....Pages 321-326
The E-Pulse Technique for Dispersive Scatterers....Pages 327-334
Spectral Correlation of Wideband Target Resonances....Pages 335-342
Robust Target Identification Using a Generalized Likelihood Ratio Test....Pages 343-350
New Methods of Designing Optimum Broad-Band Radar Signals....Pages 351-359
Ultra-Wideband Radar Detection in White Noise....Pages 361-372
Error Correction in Transient Electromagnetic Field Measurements Using Deconvolution Techniques....Pages 373-380
Ultrawide Band Sources and Antennas: Present Technology, Future Challenges....Pages 381-389
A Device for Radiating High Power RF Fields from a Coaxial Source....Pages 391-396
High Voltage UWB Horn Antennas....Pages 397-404
Antennas and Electric Field Sensors for Ultra-Wideband Transient Time-Domain Measurements: Applications and Methods....Pages 405-421
Dense Media Penetrating Radar....Pages 423-430
First Achievement of Pump and Probe Experiments Involving an Optoelectronic Gigahertz Ultrashort Pulse Generator for Measurements of Transient Properties in Materials....Pages 431-438
Target Detection and Imaging Using a Stepped-Frequency Ultra-Wideband Radar....Pages 439-446
Polarimetry in Ultrawideband Interferometric Sensing and Imaging....Pages 447-459
Polarization Processing for UWB Radar....Pages 461-468
Implementation of the Optimal Polarization Contrast Enhancement Concept in Ultrawideband (Multispectral) POL-SAR Image Analysis....Pages 469-475
Polarization Structure of Ultra-Wide-Band Radar Signals....Pages 477-483
Analytic Methods for Pulsed Signal Interaction with Layered, Lossy Soil Environments and Buried Objects....Pages 485-498
Short-Pulse Scattering from and the Resonances of Buried and Surface Metal Mines....Pages 499-509
Comparative Analysis of UWB Underground Data Collected Using Step-Frequency, Short Pulse and Noise Waveforms....Pages 511-516
Back Matter....Pages 517-518