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Title:
SONAR SYSTEM, METHOD, AND PROGRAM
Document Type and Number:
Japanese Patent JP2022075074
Kind Code:
A
Abstract:
To provide a sonar system that can estimate the shape of a towed array without using a sensor such as a compass.SOLUTION: A sonar system includes a reception processing device that calculates an arrival direction of a sound wave from reception data of the sound wave for each of a plurality of combinations different from each other of a plurality of receiving elements constituting an array, and estimates the shape of the array based on the arrival direction and an arrival time of the sound wave.SELECTED DRAWING: Figure 3

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Inventors:
NARUMI TATSUYA
Application Number:
JP2020185624A
Publication Date:
May 18, 2022
Filing Date:
November 06, 2020
Export Citation:
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Assignee:
NEC CORP
International Classes:
G01S7/52; G01S3/808; G01S15/08
Attorney, Agent or Firm:
Asato Kato
Kiyoto Uchida



 
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