Device for filtering electromagnetic waves

Details Device for filtering electromagnetic waves Device for filtering electromagnetic waves

2006-05-09

2006-05-09

Pascal, Robert (Department: 2817)

Wave transmission lines and networks

Coupling networks

Wave filters including long line elements

C333S135000

Reexamination Certificate

active

07042315

ABSTRACT:
The present invention relates to a device for filtering electromagnetic waves, consisting of a turret element comprising at least one pair of waveguide filters, each filter operating in a specific frequency band; the turret element being housed between a source antenna and an electromagnetic wave transmitter/receiver module.

REFERENCES:
patent: 4285594 (1981-08-01), Butts et al.
patent: 5276456 (1994-01-01), Kim
patent: 287671 (1988-10-01), None
patent: 11-201817 (1999-07-01), None
Patent Abstracts of Japan, vol. 1999, No. 12, Oct. 29, 1999 & JP 11-201817.
Copy of search report dated Feb. 25, 2002.

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