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  • Jul
    13
    Estimation of sound source level of underwater acoustic transducer in shallow water

    A 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 tr

  • Jul
    08
    Analysis of target detection performance for a single vector hydrophone windowed histogram algorithm

    Analysis of target detection performance for a single vector hydrophone windowed histogram algorithm

  • Jun
    22
    Single-directional circular hydrophone sensor

    Single-directional circular hydrophone sensor

  • Jun
    16
    Analysis of detection performance of single vector hydrophone histogram direction finding algorithm

    The 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 es

  • May
    31
    Measurement method of acoustic reflection coefficient of underwater acoustic materials with single vector hydrophone

    It 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 me

  • May
    28
    A new joint denoising algorithm of MMS vector hydrophone

    IntroductionIn 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 int

  • May
    25
    Pressure-resistant hydrophone based on piezoelectric ceramic spherical shell

    Based 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 such

  • May
    22
    Research Progress and Development Opportunities of Underwater Acoustic Transducer Technology(2

    Research progress of deep water transducers Deep-sea space is the new commanding heights of current maritime military competition. One of my country's marine strategic goals is to move toward deep blue. The development of deep-sea acoustic equipment promotes continuous breakthroughs in deep-water t

  • May
    19
    Development of Underwater Acoustic Transducer in Underwater Detection Application

    The underwater acoustic transducer is the main tool that uses sound waves to detect, identify and locate underwater targets, or to communicate and send reports underwater. The transducer is used to emit sound waves is called a transmitter. When the transducer is in the emitting state, it converts el

  • May
    18
    Research Progress and Development Opportunities of Underwater Acoustic Transducer Technology

    Acoustic waves are considered to be the only information carrier that can travel long distances in the ocean. Marine research, resource development, and maritime military struggles are all inseparable from underwater acoustic technology. The development of hydroacoustic technology requires various t

  • May
    12
    The position and shape of the sound focal range of the concave spherical HIFU transducer

    Objective 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 and

  • May
    07
    Application case of underwater acoustic transducer

    According to customer’ needs, we can design and produce piezoelectric ultrasonic transducers, underwater acoustic transducer ,ultrasonic probes and sensors of various frequencies with stable performance and high quality.

  • May
    07
    Types of Underwater acoustic transducer

    Low frequency, deep water, high power transducer Low-frequency transmitting transducer series: There are various types of flexural transducers, slotted circular tube transducers, slat bending transducers, combined bending disc transducers, etc. The minimum operating frequency has been as low as 20Hz

  • Apr
    28
    What is an ultrasonic transducer sensor?

    Ultrasonic distance transducers are sensors developed using the characteristics of ultrasonic waves. Ultrasonic is a mechanical wave with a higher vibration frequency than sound waves. It is generated by the vibration of the transducer chip under the excitation of voltage. It has high frequency, sho

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