Directional antenna with multiple transducers, in particular for

Details Directional antenna with multiple transducers, in particular for Directional antenna with multiple transducers, in particular for

1988-03-07

1991-05-28

Tarcza, Thomas H.

Communications, electrical: acoustic wave systems and devices

Transmitter systems

With beam forming, shaping, steering, or scanning

367 12, 367905, 73626, G01S 306

Patent

active

050200348

ABSTRACT:
Antenna, in particular for a sonar, allowing to form directional channels by feeding the transducers by a reduced number of sources by means of an interpolation network that permits to maintain to a low level the image lobes in spite of this reduction of the number of sources.

REFERENCES:
patent: 3859622 (1975-01-01), Hutchison et al.
patent: 4060792 (1977-11-01), Van Heyningen
patent: 4170766 (1979-10-01), Pridham et al.
patent: 4291396 (1981-09-01), Martin
patent: 4301522 (1981-11-01), Guyot et al.
patent: 4307613 (1981-12-01), Fox
patent: 4787392 (1988-11-01), Saugeon

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