Space fed phased array antenna with dual phase shifter

Details Space fed phased array antenna with dual phase shifter Space fed phased array antenna with dual phase shifter

1989-10-16

1991-01-08

Blum, Theodore M.

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

Directive

Including a steerable array

H01Q 300

Patent

active

049839829

ABSTRACT:
An array antenna for a radar is shown in include a phase shifter arrangement wherein, in the transmitting mode, ferrite phase shifters are used to collimate and direct a beam of transmitted radio frequency energy originating at a feed horn and, in the receiving mode, amplifiers and diode phase shifters are used to amplify and to focus received radio frequency energy on a feed horn.

REFERENCES:
patent: 3305867 (1967-02-01), Miccioli et al.
patent: 3569974 (1971-03-01), McLeod, Jr.
patent: 3588901 (1971-06-01), Buck
patent: 4388626 (1983-06-01), Gans
patent: 4488155 (1984-12-01), Wu
patent: 4588994 (1986-05-01), Tang et al.

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