Electronic baffle and baffle controlled microwave devices

Details Electronic baffle and baffle controlled microwave devices Electronic baffle and baffle controlled microwave devices

1994-12-09

1997-01-21

Johnson, Stephen M.

Communications: directive radio wave systems and devices (e.g.,

Radar reflector

342198, 343771, H01Q 1328, H01Q 1322

Patent

active

055963242

ABSTRACT:
Microwave devices incorporate at least one photosensitive baffle that is selectively illuminated changing the baffle's electronic characteristic from being transparent to being reflective of microwave energy. The baffle serves as a gate, tuning element, reflector and the like. Various forms of photosensitive baffles and microwave devices are presented.

REFERENCES:
patent: 2911601 (1959-11-01), Gunn et al.
patent: 2973512 (1961-02-01), Walsh
patent: 3471811 (1969-10-01), Klotz
patent: 3478246 (1969-11-01), Perkins et al.
patent: 3478247 (1969-11-01), Hull
patent: 3500251 (1970-03-01), Peace
patent: 3570007 (1971-03-01), Whitehead
patent: 3649855 (1972-03-01), Auld
patent: 4164742 (1979-08-01), Nemit
patent: 4229745 (1980-10-01), Kruger
patent: 5187449 (1993-02-01), May

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