Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices (variable for purpose of altering directivity H01Q3/00; arrangements of such devices for guiding waves H01P3/20; variable for purpose of modulation H03C7/02)

Child Classifications

Navigate with arrow keys, Enter to open

• H01Q 15/0006
• H01Q 15/02 Refracting or diffracting devices, e.g. lens, prism
• H01Q 15/14 Reflecting surfaces; Equivalent structures
• H01Q 15/23 Combinations of reflecting surfaces with refracting or diffracting devices
• H01Q 15/24 Polarising devices; Polarisation filters (H01Q15/12, H01Q15/22 take precedence)