ELECTROMAGNETIC WAVES PIERC 21. Progress In Electromagnetics Research C

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1 ELECTROMAGNETIC WAVES PIERC 21 Progress In Electromagnetics Research C

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3 ELECTROMAGNETIC WAVES PIERC 21 Progress In Electromagnetics Research C Chief Editor: Weng Cho Chew EMW Publishing Cambridge, Massachusetts, USA

4 CONTENTS COLLISION OF NONLINEAR ENVELOPE PULSES DEVELOPED IN COMPOSITE RIGHT- AND LEFT- HANDED TRANSMISSION LINES PERIODICALLY LOADED WITH SCHOTTKY VARACTORS K. Narahara 1 Introduction Schottky CRLH Lines Collision of Two Nonlinear Envelope Pulses Discussion Conclusion JOINT ANGLE-DELAY ESTIMATION BASED ON SMOOTHED MAXIMUM-LIKELIHOOD ALGORITHM L. Zhang and Y. Zhu 1 Introduction System Model Joint Angle and Delay Estimation Simulation and Experimental Results Summary Appendix A. Derivation of Gradient Vector Appendix B. Asymptotic Hessian Matrix PLANAR MULTI-BAND T-SHAPED MONOPOLE ANTENNA WITH A PAIR OF MIRRORED L-SHAPED STRIPS FOR WLAN/WIMAX OPERATION J.-H. Lu and Y.-H. Li 1 Introduction Antenna Design Results and Discussions Conclusions v

5 MINIATURIZED MULTILAYER FOLDED SUBSTRATE INTEGRATED WAVEGUIDE BUTLER MATRIX Y. J. Cheng, C. A. Zhang, and Y. Fan 1 Introduction Design Process Simulated Results Conclusion COMPACT SPATIAL BAND-PASS FILTERS USING FREQUENCY SELECTIVE SURFACES H. Ghorbaninejad-Foumani and M. Khalaj-Amirhosseini 1 Introduction Design Process of FSSs Design Example and Results Spatial Filters with Closely Spaced FSSs Reduced Size Spatial Filter Design Example and Results Conclusion Appendix A ON SMALL-SIGNAL AMPLIFICATION IN A GYRO-TWT N. Kalyanasundaram and J. Saini 1 Introduction Equilibrium Distribution Function Corrected Dispersion Relation Illustrative Design Example Concluding Comments DUAL-ANTENNA SYSTEM COMPOSED OF PATCH ARRAY AND PLANAR YAGI ANTENNA FOR ELI- MINATION OF BLINDNESS IN CELLULAR MOBILE COMMUNICATIONS S.-W. Qu, Q.-Y. Chen, Q. Chen, J. Li, Q. Yuan, and K. Sawaya 1 Introduction Equivalent BRCS of Dual-antenna System Dual-antenna System Design Results of Patch Array and Yagi Antenna Results of Dual-antenna System Conclusion vi

6 MICROSTRIP BANDPASS FILTERS USING DUAL- MODE RESONATORS WITH INTERNAL COUPLED LINES C. Hua, C. Chen, C. Miao, and W. Wu 1 Introduction Dual-mode Resonator Filter Design Conclusion DESIGN AND IMPLEMENTATION OF AN X-BAND PULSED SOLID-STATE POWER AMPLIFIER WITH HIGH POWER AND HIGH EFFICIENCY USING RADIAL WAVEGUIDE COMBINER H. Chen, X.-F. Ji, L.-J. Jiang, and Y.-X. Zhang 1 Introduction Circuit Design Experimental Results Conclusion PROPOSAL AND DEVELOPMENT OF TWO DIREC- TIONAL UWB MONOPOLE ANTENNAS M. A. Peyrot-Solis, G. M. Galvan-Tejada, and H. Jardon-Aguilar 1 Introduction Rectangular Radiator Design Directional UWB Monopole Design Measured Results Conclusion EXPERIMENTAL CHARACTERIZATION OF NONLI- NEAR PULSES IN COUPLED SCHOTTKY TRANSMIS- SION LINES K. Narahara 1 Introduction Fundamental Properties of Coupled NLTLs Experiments Discussion Conclusion vii

7 A HIGH-GAIN CMOS LNA FOR 2.4/5.2-GHZ WLAN APPLICATIONS S. Wang and B.-Z. Huang 1 Introduction Circuit Design Circuit Implementation and Measurement Conclusion HIGH PERFORMANCE PLANAR SLEEVE DIPOLE ARRAY ANTENNA WITH DIRECTIONAL RADIATION Y. F. Li, B. H. Zeng, C. W. Chen, D. C. Chang, Z. R. Li, J. B. Liu and H.-B. Liang 1 Introduction Antenna Design Simulation and Measurement Results Conclusion GAIN ENHANCEMENT OF PLANAR MONOPOLE WITH MAGNETODIELECTRIC MATERIAL W.-C. Lai, A.-C. Sun, N.-W. Chen, and C.-W. Hsue 1 Introduction Reconfigurable Monopole Design and Analysis Experimental Demonstration Conclusion and Future Work COMBINING DIFFERENT IN-PLANE PHOTONIC WIRE LASERS AND COUPLING THE RESULTING FIELD INTO A SINGLE-MODE WAVEGUIDE M. Rezaur Raihan, Z. Li, D. Liu, H. T. Hattori, and M. Premaratne 1 Introduction Example System: GaAs/InGaAs Photonic Wire Laser Combining Different Photonic Wire Lasers Injection Locking the Lasers Conclusions viii

8 PLANAR W-BAND MIXER WITH A NOVEL IF-BLOCK M. Zhan, Q. Xu, W. Zhao, Y. Zhang, R. Xu, and W. Lin 1 Introduction Design and Development of the Planar W-band Mixer Simulation and Measurements of the Planar W-band Mixer Conclusion ADAPTIVE ARRAY BEAMFORMING USING SIGNAL CYCLOSTATIONARITY AND FINITE DATA C.-C. Huang and J.-H. Lee 1 Introduction Preliminaries The Proposed Method Simulation Examples Conclusion A DUAL-BAND CPW-FED L-SLOT ANTENNA WITH BOTH LINEAR AND CIRCULAR POLARIZATIONS C.-J. Wang, Y.-J. Lee, and K.-C. Lee 1 Introduction Antenna Design Results and Discussion Conclusion CLASS IDENTIFICATION OF AIRCRAFT BY MEANS OF ARTIFICIAL NEURAL NETWORKS TRAINED WITH SIMULATED RADAR SIGNATURES A. Jurado-Lucena, I. Montiel-Sanchez, D. Escot-Bocanegra R. Fernandez-Recio and D. Poyatos-Martinez 1 Introduction Data Source Data Processing ANN Description Results Conclusion Further Work ix

9 A FAST DOA ESTIMATION ALGORITHM FOR UNI- FORM CIRCULAR ARRAYS IN THE PRESENCE OF UNKNOWN MUTUAL COUPLING J. L. Xie, Z. S. He and H. Y. Li 1 Introduction Problem Formulation Beamspace Transform in the Presence of Mutual Coupling New Blind Calibration Method and DOA Estimation Simulations Conclusion x