for modifying the radiation pattern of a radiating horn in which it is located

Full Title

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 > using refracting or diffracting devices, e.g. lens > for modifying the radiation pattern of a radiating horn in which it is located

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC ELEMENTS

Subclass:

ANTENNAS, i.e. RADIO AERIALS