485 results on '"Shafai, Lotfollah"'
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2. Split Ring Antennas and Their Application for Antenna Miniaturization
3. Wideband Dual-Polarized Octagonal Cavity-Backed Antenna with Low Cross-Polarization and High Aperture Efficiency
4. Improving Compact Short Backfire Antenna Gain and Cross-Polarization Using Choke and Ring Cavity Loading
5. Frequency Scalability of Dual-polarized Flat-wire Open Loop Antennas
6. Capacitively Coupled Single-Layer Dual-Band Circularly Polarized GPS Ring Antennas
7. A Microstrip Patch Antenna Over an EBG Ground Plane and Covered with Partially Reflecting Surface
8. Excessive Aperture Efficiency of Compact Antennas Demonstrated by Waveguides and Small Horns
9. A Triangularly Packed Planar Array of Dual-polarized L-band Flat-wire Open Loop Antennas
10. Truncated and Suspended Microstrip Patch Antennas Over an EBG Ground Plane
11. Design procedure of a filter-antenna module implemented in substrate integrated waveguide technology
12. Improved matching of waveguide focal plane arrays using patch array covers as compared to conventional dielectric sheets
13. Polarization characteristics of multiband loaded microstrip annular ring antennas
14. C-band scatterometer measurements of multiyear sea ice before fall freeze-up in the Canadian Arctic
15. Investigation into polarization of unloaded and loaded microstrip square-ring antennas
16. Multiple phase center performance of reflector antennas using a dual mode horn
17. Phase shift bandwidth and scan range in microstrip arrays by the element frequency tuning
18. Beam focusing properties of circular monopole array antenna on a finite ground plane
19. Slotted Microstrip Patch Antenna and its Influence on Wideband Planar Antenna Designs
20. Bandwidth enhancement and size reduction of microstrip slot antennas
21. Investigations on miniaturized endfire vertically polarized quasi-fractal log-periodic Zigzag antenna
22. Investigation of wide-band microstrip slot antenna
23. Performance Study on Modern Ultra Wideband Monopole Antennas
24. Small reflector antenna with low sidelobes
25. Characteristics and design of the LAR offset system with Feed-Reflector
26. Printed Antennas for Wireless Communications
27. TLM-based modal-extraction approach for the investigation of siscontinuities in the rectangular waveguide and the NRD
28. Analysis of finite-microstrip structures using surface equivalence principle and multiple network theory (SEMN)
29. Causality Condition in Electromagnetics and Negative Consequences of Ill-Posed Source Models
30. Dual-polarized L-band Flat-wire Open Loop Antenna
31. Antenna Miniaturization and Adaptive Aperture Antennas
32. Performance Improvement of a Microstrip Patch Antenna on an EBG Structure
33. A compact dual‐band dual‐mode antenna for GPS L1/L2 adaptive interference cancellation
34. Characteristics of aperture coupled microstrip antennas with various radiating patches and coupling apertures
35. A technique to suppress mutual coupling in densely packed antenna arrays using metamaterial supersubstrate
36. Split Ring Loaded Dual-polarized Dielectric Resonator Antennas
37. Microstrip Patch Antennas, Overcoming Deficiencies and Realizing Unexpected Performances
38. A Compact Antenna for GPS Anti-Jamming in Airborne Applications
39. Effect of Element Pattern Symmetry on the Performance of Dual-Polarized GNSS Adaptive Antenna Arrays
40. A compact dual‐band dual‐mode antenna for GPS L1/L2 adaptive interference cancellation.
41. Impact of Element Pattern Symmetry on the Effective Degrees of Freedom in Dual-Polarized GNSS Adaptive Antenna Arrays
42. On False Radiation Enhancement of Small Antennas Coated with Materials and Metamaterials
43. On the Number of Degrees of Freedom in Dual-Polarized GNSS Adaptive Arrays
44. Solution Convergence in Exterior Electromagnetic Boundary Value Problems and Its Dependence on the Numerical Methods-a Review
45. A Pattern Diversity Antenna for Ambient RF Energy Harvesting in Multipath Environments
46. Maxwellian Fields and Geometry, Field Behaviour Near Region Boundaries and Sharp Discontinuities – a Review
47. Design and Test of a Dual-Frequency Dual-Polarization Microstrip Patch Array Prototype
48. Probe-fed Rectangular Flat-wire Open Loop Antennas
49. Towards the Implementation of a Dual-Frequency Dual-Polarization Stacked Patch Array
50. A Controlled Reception Pattern Antenna Array With Dual-Mode Circular Microstrip Antenna Elements for Increased Angular Availability
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