Monopulse tracking apparatus

Details Monopulse tracking apparatus Monopulse tracking apparatus

1992-12-11

1994-02-01

Issing, Gregory C.

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

Directive

Beacon or receiver

342153, G01S 502, G01S 1300

Patent

active

052835880

ABSTRACT:
A monopulse tracking apparatus comprises first to fourth electromagnetic horns disposed symmetrically to each other in an azimuthal direction and elevation direction in a 2.times.2 matrix state, a first hybrid circuit for creating the sum signal and difference signal of the first and second electromagnetic horns, a second hybrid circuit for creating the sum signal and difference signal of the third and fourth electromagnetic horns, a third hybrid circuit supplied with the respective sum signals of the first and second hybrid circuits and for outputting the sum signal and difference signal thereof, a fourth hybrid circuit supplied with the respective difference signals of the first and second hybrid circuits and outputting the sum signal and difference signal thereof, and a fifth hybrid circuit for creating the sum signal and difference signal of the first and fourth electromagnetic horns or the second and third electromagnetic horns.

REFERENCES:
patent: 4219816 (1980-08-01), Schenkel et al.

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