Detection capability display device, sonar system, detection capability verification method, and program for detection capability verification method.

Abstract

To obtain a detection capability display device that allows operators to objectively confirm the difference in detection capability performance due to the disconnection of sensors. [Solution] In a sensor array 200 configured by arranging multiple sensors 210, the system includes a performance calculation processing unit of a calculation processing unit 110 that calculates the performance of the detection capability for the phase alignment direction before and after the disconnection of some of the sensors 210, and a graph display processing unit 118 that generates a display signal that displays the performance for each phase alignment direction as a graph.

Claims

1. A sensor array composed of multiple sensors arranged in a sequence includes a performance calculation processing unit that calculates the detection capability performance with respect to the phase alignment direction before and after the disconnection of some of the sensors, A graph display processing unit that generates a display signal to display the performance for each phase alignment orientation in a graph. A detection capability display device equipped with [a specific feature].

2. The performance calculation processing unit is A beam pattern calculation unit calculates the beam directivity before and after sensor disconnection based on the position of the sensor array and the detected phase alignment direction data, A DI calculation unit calculates the directional gain before and after sensor disconnection as the performance based on the respective directional properties before and after sensor disconnection. A detection capability display device according to claim 1, having the following:

3. The detection capability display device according to claim 2, wherein the performance calculation processing unit has a difference calculation unit that calculates the difference in directional gain before and after sensor disconnection.

4. The detection capability display device according to any one of claims 1 to 3, wherein the performance calculation processing unit calculates the performance of the detection capability at a predetermined frequency.

5. The performance calculation processing unit calculates the performance of the detection capability for multiple frequencies, The detection capability display device according to any one of claims 1 to 3, wherein the graph display processing unit generates a display signal for displaying the graph in which lines are distinguished by frequency.

6. The detection capability display device according to claim 2 or 3, wherein the DI calculation unit calculates the directional gain after sensor disconnection based on the ratio of the total number of sensors in the sensor array to the number of sensors after sensor disconnection.

7. The aforementioned sensor array, A detection capability display device according to any one of claims 1 to 3 and A sonar system having

8. In a sensor array composed of multiple sensors arranged in a sequence, the process involves calculating the detection capability performance with respect to the phase alignment direction before and after the disconnection of some of the sensors. A step of generating a display signal that displays the performance for each phase alignment orientation in a graph. A method for confirming detection capability having [a certain characteristic].

9. In a sensor array composed of multiple sensors arranged in a sequence, the process involves calculating the detection capability performance with respect to the phase alignment direction before and after the disconnection of some of the sensors. A step of generating a display signal that displays the performance for each phase alignment orientation in a graph. A program for verifying detection capabilities, which is executed by a computer.

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