The multiple beam antenna can be shaped such that the directional antennas cover a full 360° or alternatively cover any range of other angles, (e.g. 270° or 180°).
This provides a low cost, high functionality multiple beam antenna.
The invention relates to the production of a towed passive sonar with a multibeam antenna.
The inventive device comprises, in particular, a multibeam antenna, an electrical tow cable and signal-processing means.
The multibeam antenna consists of elements in the form of polyurethane plates containing acoustic sensors which are arranged in a network.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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