Patent classifications
H
ELECTRICITY
Load children
H01
ELECTRIC ELEMENTS
Load children
H01Q
ANTENNAS, i.e. RADIO AERIALS
Load children
19/00
Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
Load children Filter patents View analytics View as hierarchy
H01Q19/10
using reflecting surfaces
Load children Filter patents View analytics View as hierarchy
H01Q19/18
having two or more spaced reflecting surfaces
Load children Filter patents View analytics View as hierarchy
H01Q19/19
comprising one main concave reflecting surface associated with an auxiliary reflecting surface
Load children Filter patents View analytics View as hierarchy