Abstract | Description | Claims | Drawing |
Measurement of multibeam sonar directivity patterns | [0004] |
Method for Large Sonar Calibration and Backscattering Strength Estimation | [0005] |
Multi-Channel Transducer Calibration System at Reson.A/S Denmark | [0046] |
Method for Large Sonar Calibration and Backscattering Strength Estimation | [0046] |
Multi-Channel Transducer Calibration System at Reson A/S Denmark | [0053] |