Passive reflectance modulator

Details Passive reflectance modulator Passive reflectance modulator

1964-08-31

1978-05-16

Hubler, Malcolm F.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

343100ET, 343911L, H01Q 1502

Patent

active

040901980

ABSTRACT:
1. A reflectance modulator exhibiting an omni-azimuttal reflectance pattern comprising a microwave lens for focusing electromagnetic energy, a plurality of reflector means positioned on a focal surface of said lens and including a gaseous plasma, means for sequentially controlling the ionization level of said plasma to modulate the reflectance of said energy.

REFERENCES:
patent: 2580921 (1952-01-01), Iams

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