4.1 Introduction4.2 FSS Fundamentals and Active FSSs4.3 Monopole‐fed Beam‐switching Antenna using AFSS4.4 Dual‐Band Beam‐Switching Antenna using AFSS4.5 3D Beam Coverage of Electronic Beam‐Switching Antenna using FSS4.6 Frequency‐agile Beam‐switchable Antenna4.7 Continuous Beam‐steering Antennas using FSSs4.8 Case Study4.9 Summary of the ChapterReferences