Ultrasonic Transducer information
- Development and Application of Underwater Acoustic Transducer Sensor1 The basic concept and history of underwater acoustic transducer network The underwater acoustic transducer network is the product of the popularization of global network technology. Now that the land is connected through wired optical or electrical means, and the network is connected through wirelUltrasonic Transducer information August 30, 2021
- Research on the low frequency curved hydrophoneIn order to receive low frequency sound waves with high sensitivity, a double sided three-lamination flexural hydrophone was studied, applying the finite element software COMSOL to the simulation and optimization design of the curved hydrophone. The influence of every part on the receiving sensitiviUltrasonic Transducer information August 06, 2021
- Estimation of sound source level of underwater acoustic transducer in shallow waterA sound source level estimation method based on the acoustic inverse frequency response function (IFRF) is proposed to solve the problem of poor accuracy of the assessment of the vibration and noise level of underwater acoustic equipment in shallow waters. This method represents the multi-channel trUltrasonic Transducer information July 13, 2021
- Analysis of target detection performance for a single vector hydrophone windowed histogram algorithmAnalysis of target detection performance for a single vector hydrophone windowed histogram algorithmUltrasonic Transducer information July 08, 2021
- Single-directional circular hydrophone sensorSingle-directional circular hydrophone sensorUltrasonic Transducer information June 22, 2021
- Analysis of detection performance of single vector hydrophone histogram direction finding algorithmThe histogram algorithm of a single vector hydrophone has good robustness and target azimuth estimation performance. This article analyzes and summarizes the target detection performance of the histogram algorithm, and proposes an autonomous detection of underwater targets based on target azimuth esUltrasonic Transducer information June 16, 2021
- Measurement method of acoustic reflection coefficient of underwater acoustic materials with single vector hydrophoneIt is bjective to study the changes in the shape and geometrical position of the acoustic focal range of the concave spherical ultrasonic transducer when the sound intensity is high and the medium has a large attenuation. From the perspective of physical acoustics, the effects of nonlinearity and meUltrasonic Transducer information May 31, 2021
- The position and shape of the sound focal range of the concave spherical HIFU transducerObjective To study the changes in the shape and geometrical position of the acoustic focal range of the concave spherical ultrasonic transducer when the sound intensity is high and the medium has a large attenuation. Methods From the perspective of physical acoustics, the effects of nonlinearity andUltrasonic Transducer information May 12, 2021
- A new joint denoising algorithm of MMS vector hydrophoneIntroductionIn ocean exploration, through the analysis and processing of the signal received by the hydrophone, the target category of the sound source and its related angle, position and other state parameters can be obtained. However, different noises and interferences will inevitably be mixed intUltrasonic Transducer information May 28, 2021
- Pressure-resistant hydrophone based on piezoelectric ceramic spherical shellBased on the pressure resistance of piezoelectric ceramic spherical shell itself, a pressure-resistant.hydrophone was designed and fabricated by using radially poled air backing piezoelectric ceramic spherical shell.transducer as acoustic sensitive element. Firstly, the acoustic characteristics suchUltrasonic Transducer information May 25, 2021