Guest Editorial for the Special Issue on Synthesis and Optimization Techniques in Electromagnetics and Antenna System DesignY. Rahmat-Samii and C. Christodoulou

PAPERS

Evolutionary Programming in Electromagnetic Optimization: A ReviewA. Hoorfar

Stochastic Optimization Methods Applied to Microwave Imaging: A ReviewM. Pastorino

Comparison of Different Heuristic Optimization Methods for Near-Field Antenna MeasurementsJ. R. Pérez and J. Basterrechea

Advances in Particle Swarm Optimization for Antenna Designs: Real-Number, Binary, Single-Objective and Multiobjective ImplementationsN. Jin and Y. Rahmat-Samii

A Microparticle Swarm Optimizer for the Reconstruction of Microwave ImagesT. Huang and A. Sanagavarapu Mohan

Antenna Design With a Mixed Integer Genetic AlgorithmR. L. Haupt

An Autopolyploidy-Based Genetic Algorithm for Enhanced Evolution of Linear Polyfractal ArraysJ. S. Petko and D. H. Werner

Multiobjective Optimal Antenna Design Based on Volumetric Material OptimizationS. Koulouridis, D. Psychoudakis, and J. L. Volakis

Design of a Band-Notched Planar Monopole Antenna Using Genetic Algorithm OptimizationA. J. Kerkhoff and H. Ling

Broadband HF Antenna Matching Network Design Using a Real-Coded Genetic AlgorithmJ. L. Rodríguez, I. García-Tuñón, J. M. Taboada, and F. Obelleiro Basteiro

A Distributed Intelligent Agent Platform for Genetic Optimization in CEM: Applications in a Quasi-Point Matching MethodD. G. Lymperopoulos, N. L. Tsitsas, and D. I. Kaklamani

Geometry Reconstruction of Conducting Cylinders Using Genetic ProgrammingR. A. Wildman and D. S. Weile

Optimizing Antenna Array Geometry for Interference SuppressionP. J. Bevelacqua and C. A. Balanis

Kernel Antenna Array ProcessingM. Martínez-Ramón, J. L. Rojo-Álvarez, G. Camps-Valls, and C. G. Christodoulou

Antenna Optimization Through Space MappingJ. Zhu, J. W. Bandler, N. K. Nikolova, and S. Koziel

A Hybrid Method Based on Combining Artificial Neural Network and Fuzzy Inference System for Simultaneous Computation of Resonant Frequencies of Rectangular, Circular, and Triangular Microstrip AntennasK. Guney and N. Sarikaya

Application of Artificial Neural Networks to Broadband Antenna Design Based on a Parametric Frequency ModelY. Kim, S. Keely, J. Ghosh, and H. Ling

Projection Matrix Method for Shaped Beam Synthesis in Phased Arrays and ReflectorsA. K. Bhattacharyya

A Multiresolution Approach to Contoured-Beam AntennasF. Vipiana, G. Vecchi, and M. Sabbadini

Optimizing Arrays of Randomly Placed Wireless Transmitters for Receivers Located Within the Array VolumeW. F. Young, E. F. Kuester, and C. L. Holloway

Nonconventional Least Squares Optimization for DOA EstimationS. Burintramart, T. K. Sarkar, Y. Zhang, and M. Salazar-Palma

Fast Low-Sidelobe Synthesis for Large Planar Array Antennas Utilizing Successive Fast Fourier Transforms of the ArrayW. P. M. N. Keizer

Linear Antenna Array Synthesis Using Taguchi’s Method: A Novel Optimization Technique in ElectromagneticsW.-C. Weng, F. Yang, and A. Z. Elsherbeni

A Hybrid Optimization Method to Analyze Metamaterial-Based Electrically Small AntennasA. Erentok and R. W. Ziolkowski

Hybrid Algorithms for Electromagnetic Problems and the No-Free-LunchO. Quevedo-Teruel, E. Rajo-Iglesias, and A. Oropesa-García

Solving Some Array Synthesis Problems by Means of an Effective Hybrid ApproachM. D’Urso and T. Isernia

COMMUNICATIONS

Boundary Conditions in Particle Swarm Optimization RevisitedS. Xu and Y. Rahmat-Samii

A Sub-boundary Approach for Enhanced Particle Swarm Optimization and Its Application to the Design of Artificial Magnetic ConductorsS. Genovesi, A. Monorchio, R. Mittra, and G. Manara

Design and Optimization of Three-Dimensional Integrated Lens Antennas With Genetic AlgorithmG. Godi, R. Sauleau, L. L. Coq, and D. Thouroude

An ANN Application for Fault Finding in Antenna ArraysA. Patnaik, B. Choudhury, P. Pradhan, R. K. Mishra, and G. Christodoulou

A Hybrid Genetic-Algorithm Space-Mapping Tool for the Optimization of AntennasM. F. Pantoja, P. Meincke, and A. R. Bretones

Genetical Swarm Optimization: Self-Adaptive Hybrid Evolutionary Algorithm for ElectromagneticsF. Grimaccia, M. Mussetta, and R. E. Zich.

Guest Editorial for the Special Issue on Wireless CommunicationsM. F. Iskander, M. Ando, M. A. Jensen, and R. G. Vaughan

PAPERS

Antenna Design and Characterization

Compact Six-Sector Antenna Employing Three Intersecting Dual-Beam Microstrip Yagi–Uda Arrays With Common DirectorN. Honma, T. Seki, K. Nishikawa, K. Tsunekawa, and K. Sawaya

Study and Reduction of the Mutual Coupling Between Two Mobile Phone PIFAs Operating in the DCS1800 and UMTS BandsA. Diallo, C. Luxey, P. Le Thuc, R. Staraj, and G. Kossiavas

Compact Ultrawideband Rectangular Aperture Antenna and Band-Notched DesignsY.-C. Lin and K.-J. Hung

Mutual Coupling Compensation in UCAs: Simulations and ExperimentZ. Huang, C. A. Balanis, and C. R. Birtcher

A Switchable Multiple Beam Antenna for GSM-UMTS Base Stations in Planar TechnologyM. Barba, J. E. Page, J. A. Encinar, and J. R. Montejo-Garai

An Integrated Phased Array Antenna Design Using Ferroelectric Materials and the Continuous Transverse Stub TechnologyW. Kim, M. F. Iskander, and W. D. Palmer

Reverberation Chamber for Antenna Measurements: Modeling Using Method of Moments, Spectral Domain Techniques, and Asymptote ExtractionK. Karlsson, J. Carlsson, and P.-S. Kildal

Propagation Modeling and Channel Characterization

Statistical Analysis of the Multiple Scattering Radio ChannelJ. Salo, H. M. El-Sallabi, and P. Vainikainen

Capability of 3-D Ray Tracing for Defining Parameter Sets for the Specification of Future Mobile Communications SystemsT. Fügen, J. Maurer, T. Kayser, and W. Wiesbeck

A Novel Measurement-Based Algorithm for Coverage Prediction of Urban and Suburban Cells in Wireless NetworksJ. S. Xu, Y. Wang, and Z. Wang

Channel Characterization of Indoor Wireless Personal Area NetworksC. Oestges, D. Vanhoenacker-Janvier, and B. Clerckx

A Comprehensive Standardized Model for Ultrawideband Propagation ChannelsA. F. Molisch, D. Cassioli, C.-C. Chong, S. Emami, A. Fort, B. Kannan, J. Karedal, J. Kunisch, H. G. Schantz, K. Siwiak, and M. Z. Win

On the Use of Reverberation Chambers to Simulate a Rician Radio Environment for the Testing of Wireless DevicesC. L. Holloway, D. A. Hill, J. M. Ladbury, P. F. Wilson, G. Koepke, and J. Coder 3167

Ultrawideband Communication Systems

Conditions for Direction-Independent Distortion in UWB AntennasJ. McLean, H. Foltz, and R. Sutton

Correlation-Based Pattern Stability Analysis and a Figure of Merit for UWB AntennasT. Dissanayake and K. P. Esselle

Textile UWB Antennas for Wireless Body Area NetworksM. Klemm and G. Troester

Characterization and Modeling of Temporal Variations on an Ultrawideband Radio LinkP. Pagani and P. Pajusco

A Channel-Based Statistical Approach to Antenna Performance in UWB CommunicationsA. Sibille, C. Roblin, S. Bories, and A. C. Lepage

A Time Reversal Transmission Approach for Multiuser UWB CommunicationsH. T. Nguyen, I. Z. Kovács, and P. C. F. Eggers

Impact of Matching Network on Bandwidth of Compact Antenna ArraysB. K. Lau, J. B. Andersen, G. Kristensson, and A. F. Molisch

Experiments With Compact Antenna Arrays for MIMO Radio CommunicationsD. W. Browne, M. Manteghi, M. P. Fitz, and Y. Rahmat-Samii

Optimization of Linear Multielement Antennas for Selection Combining by Means of a Butler Matrix in Different MIMO EnvironmentsA. Grau, J. Romeu, S. Blanch, L. Jofre, and F. De Flaviis

Time-Varying MIMO Channels: Measurement, Analysis, and ModelingJ. W. Wallace and M. A. Jensen

An Experimental Investigation of Wideband MIMO Channel Characteristics Based on Outdoor Non-LOS Measurements at 1.8 GHzY. Yang, G. Xu, and H. Ling

Channel Capacity Measurement of 8 2 MIMO Transmission by Antenna Configurations in an Actual Cellular EnvironmentK. Nishimori, Y. Makise, M. Ida, R. Kudo, and K. Tsunekawa

Communication Systems and DSP Algorithms

Direction of Arrival (DOA) Estimation Using Electrically Small Tuned Dipole AntennasS. Hwang, S. Burintramart, T. K. Sarkar, and S. R. Best

Smart Antennas in a WCDMA Radio Network System: Modeling and EvaluationsA. Osseiran and A. Logothetis

Quality of Service of Broadband Fixed Wireless Access QPSK Channels Interfered by Adjacent Terrestrial LinksA. D. Panagopoulos, P. V. Skouloudakis, and P. G. Cottis

Guest Editorial on Special Issue on Multifunction Antennas and Antenna SystemsJ. Papapolymerou and J. T. Bernhard

PAPERS

Enhancing UHF Antenna Functionality Through Dielectric Inclusions and TexturizationD. Psychoudakis, J. L. Volakis, Z. N. Wing, S. K. Pillai, and J. W. Halloran

Single- and Dual-Band Multimode Hard Horn Antennas With Partly Corrugated WallsO. Sotoudeh, P.-S. Kildal, P. Ingvarson, and S. P. Skobelev

Dual-Band Low-Profile Corrugated Feeder AntennaM. B. Díaz, I. Campillo, J. S. Dolado, J. E. Rodríguez-Seco, E. Perea, F. Falcone, and M. S. Ayza

Effect of Dielectric Permittivity on Infinite Arrays of Single-Polarized VivaldiS. Kasturi and D. H. Schaubert

A Multiband, Compact, and Full-Duplex Beam Scanning Antenna Transceiver System Operating From 10 to 35 GHzS. Hong, S.-G. Kim, M. R. Coutant, C. T. Rodenbeck, and K. Chang

The Eleven Antenna: A Compact Low-Profile Decade Bandwidth Dual Polarized Feed for Reflector AntennasR. Olsson, P.-S. Kildal, and S. Weinreb

The Design of Shared Aperture Antennas Consisting of Differently Sized ElementsC. I. Coman, I. E. Lager, and L. P. Ligthart

Integrated Planar Multiband Antennas for Personal Communication HandsetsM. Martínez-Vázquez, O. Litschke, M. Geissler, D. Heberling, A. M. Martínez-González, and D. Sánchez-Hernández

Optimized Design of a Multifunction/Multiband Antenna for Automotive RescueR. Azaro, F. G. B. De Natale, M. Donelli, A. Massa, and E. Zeni

A Varactor-Tuned Dual-Band Slot AntennaN. Behdad and K. Sarabandi

Dual-Band Reconfigurable Antenna With a Very Wide Tunability RangeN. Behdad and K. Sarabandi

A Tunable Electrically Small Antenna for Ground Wave TransmissionS. Lim, R. L. Rogers, and H. Ling

Design, Fabrication, and Measurements of an RF-MEMS-Based Self-Similar Reconfigurable AntennaD. E. Anagnostou, G. Zheng, M. T. Chryssomallis, J. C. Lyke, G. E. Ponchak, J. Papapolymerou, and C. G. Christodoulou

Design of a Wide-Band L-Probe Patch Antenna for Pattern Reconfiguration or Diversity ApplicationsS.-L. S. Yang and K.-M. Luk

Pattern and Frequency Reconfigurable Annular Slot Antenna Using PIN DiodesS. Nikolaou, R. Bairavasubramanian, C. Lugo, Jr., I. Carrasquillo, D. C. Thompson, G. E. Ponchak, J. Papapolymerou, and M. M. Tentzeris

Frequency and Beam Reconfigurable Antenna Using PhotoconductingC. J. Panagamuwa, A. Chauraya, and J. C. Vardaxoglou

Reconfigurable Scan-Beam Single-Arm Spiral Antenna Integrated With RF-MEMS SwitchesC. Jung, M. Lee, G. P. Li, and F. De Flaviis

Integration of Packaged RF MEMS Switches With Radiation Pattern Reconfigurable Square Spiral Microstrip AntennasG. H. Huff and J. T. Bernhard

Reconfigurable RF Impedance Tuner for Match Control in Broadband Wireless Devices&R. B. Whatley, Z. Zhou, and K. L. Melde

Six-State Reconfigurable Filter Structure for Antenna Based SystemsC. Lugo, Jr. and J. Papapolymerou

Novel Application of the Hollow Dielectric Resonator Antenna as a Packaging CoverE. H. Lim and K. W. Leung

Guest Editorial on Special Issue on Multifunction Antennas and Antenna SystemsT. S. Bird

PAPERS

Impedance Matching and Implementation of Planar Space-Filling Dipoles as Intraocular Implanted Antennas in a Retinal ProsthesisK. Gosalia, M. S. Humayun, and G. Lazzi

Compact Antenna for Radar-Based Breast Cancer DetectionX. Yun, E. C. Fear, and R. H. Johnston

Simulation of Radiowave Propagation in Hospitals Based on FDTD and Ray-Optical MethodsT. M. Schäfer and W. Wiesbeck

A Generic Statistical-Based UWB Channel Model for High-Rise ApartmentsC.-C. Chong and S. K. Yong

System Identification for Wireless Propagation Channels in TunnelsD. G. Dudley and H.-Y. Pao

Compact Low Cost Dual Polarized Adaptive Planar Phased Array for WLANC. T. P. Song, A. Mak, B. Wong, D. George, and R. D. Murch

An Inverted FL Antenna for Dual-Frequency OperationH. Nakano, Y. Sato, H. Mimaki, and J. Yamauchi

Multipath Performance of Handset Adaptive Array Antennas in the Vicinity of a Human OperatorK. Ogawa, A. Yamamoto, and J. Takada

Dielectric Embedded ESPAR (DE-ESPAR) Antenna Array for Wireless CommunicationsJ. Lu, D. Ireland, and R. Schlub

Virtual Channel Space–Time Processing With Dual-Polarization Discrete Lens Antenna ArraysY. Zhou, S. Rondineau, D. Popovic´, A. Sayeed, and Z. Popovic´

A Low-Cost and Very Compact Wireless Terminal Integrated on the Back of a Waveguide Planar Array for 26 GHz Band Fixed Wireless Access (FWA) SystemsY. Kimura, Y. Miura, T. Shirosaki, T. Taniguchi, Y. Kazama, J. Hirokawa, M. Ando, and T. Shirouzu

Three-Dimensional Interference Investigations for LMDS Networks Using an Urban DatabaseG. Bauer, R. Bose, and R. Jakoby

Intercell Radio Interference Studies in CDMA-Based LMDS NetworksP.-D. M. Arapoglou, A. D. Panagopoulos, J. D. Kanellopoulos, and P. G. Cottis

Antennas for the Next Generation of Low-Frequency Radio TelescopesS. W. Ellingson

Effects of Mutual Coupling on Interference Mitigation With a Focal Plane ArrayK. F. Warnick and M. A. Jensen

Paper-Thin Membrane Aperture-Coupled L-Band AntennasJ. Huang

Advanced Precipitation Radar Antenna: Array-Fed Offset Membrane Cylindrical Reflector AntennaY. Rahmat-Samii, J. Huang, B. Lopez, M. Lou, E. Im, S. L. Durden, and K. Bahadori

A Beam-Scanning Dual-Polarized Fan-Beam Antenna Suitable for Millimeter WavelengthsS. G. Hay, J. W. Archer, G. P. Timms, and S. L. Smith

Design of a Resistively Loaded Vee Dipole for Ultrawide-Band Ground-Penetrating Radar ApplicationsK. Kim and W. R. Scott, Jr.

S-Band Active Phased Array Antenna With Analog Phase Shifters Using Double-Balanced Mixers for Mobile SATCOM VehiclesA. Miura, Y. Fujino, S. Taira, N. Obara, M. Tanaka, T. Ojima, and K. Sakauchi

Modified H-Shaped Antenna for Automotive Digital Terrestrial ReceptionH. Iizuka, T. Watanabe, K. Sato, and K. Nishikawa

Minimax Robust -Beamforming for Radar Array With Antenna SwitchingM.-S. Lee, V. Katkovnik, and Y.-H. Kim

Spiral Elements for Broad-Band Phased ArraysH. Steyskal, J. Ramprecht, and H. Holter

Design of Tapered Leaky-Wave Antennas in Hybrid Waveguide-Planar Technology for Millimeter Waveband ApplicationsJ. L. Gómez-Tornero, A. de la Torre Martínez, D. C. Rebenaque, M. Gugliemi, and A. Álvarez-Melcón.