Antenna apparatus

Communications: radio wave antennas – Antennas – Antenna with parasitic reflector

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343776, 343779, H01Q 1912, H01Q 1300

Patent

active

060315075

ABSTRACT:
To obtain a high-performance antenna apparatus free from the shift of its focusing point, there are provided a plurality of pairs of horns, horns of each pair are arranged at opposite positions with respect to the center of the plurality of horns, and each pair of horns operates at a different frequency band.

REFERENCES:
patent: 3495262 (1970-02-01), Paine
patent: 4096482 (1978-06-01), Walters
patent: 4355316 (1982-10-01), Hwang et al.
patent: 4851858 (1989-07-01), Frisch
Technical Report vol. 71, No. 9, 1997 of Mitsubishi Electric "Super-small satellite communication terminal device".

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