Frequency-agile transponder

Details Frequency-agile transponder Frequency-agile transponder

1974-06-03

1982-09-21

Tubbesing, T. H.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

343 172PC, 343 18E, G01S 1380

Patent

active

043509827

ABSTRACT:
A compact transponder for use with frequency-agile pulsed radars incorporng an Amplified Ferromagnetic Echo Device (AFED) which repeats, backwards, after a short and controllable delay, a microwave pulse fed into it.

REFERENCES:
patent: 2929925 (1960-03-01), O'Day et al.
patent: 3007156 (1961-10-01), Barber
patent: 3018475 (1962-01-01), Kleist et al.
patent: 3048835 (1962-08-01), Perkins
patent: 3225349 (1965-12-01), Thor
patent: 3866225 (1975-02-01), Buck

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