Sonar localization

Communications – electrical: acoustic wave systems and devices – Transmitter systems – With beam forming – shaping – steering – or scanning

Reexamination Certificate

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C367S905000

Reexamination Certificate

active

10247849

ABSTRACT:
Described herein is sonar localization apparatus which comprises a plurality of acoustic transducers (6) arranged to define at least two end fire arrays (2, 4) each of which produces a sonar beam (10, 12) suitable for the detection of objects in the near field.

REFERENCES:
patent: 4965776 (1990-10-01), Mueller
H.O. Berktay et al., “Nearfield effects in end-fire line arrays”, The Journal of the Acoustical Society America, vol. 53, 1973, pp. 550-556.

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