Ultrasonic Transducer information
- ultrasonic distance sensor transducerTypes of Ultrasonic distance measuring sensorUltrasound has the advantages of strong directivity,which slows energy consumption and long distance of propagation. Therefore, in the transducer for distance by using sensor technology and automatic control technology, ultrasonic ranging is the most popuUltrasonic Transducer information March 18, 2019
- research and development of underwater acoustic transducerTransducer characteristics and calibration methodsA hydroacoustic transducer is a device that converts acoustic energy and electrical energy each other. The position in sonar is similar to the antenna in a radio, an acoustic system that emits and receives sound waves in seawater. A piezoelectric traUltrasonic Transducer information February 18, 2019
- Range of ultrasonic ranging systemThe ultrasonic ranging system developed has a range of more than 32 meters, a beamwidth of less than 100, and a bandwidth of about 4 kHz (22-25. 5 kHz). If a combined ultrasonic transducer structure is used, the bandwidth can be extended to 8 kHz. A large-range ultrasonic ranging system composed ofUltrasonic Transducer information October 08, 2018
- Demodulation algorithm of ultrasonic ranging system transducerIn order to improve the anti-interference ability and measurement accuracy of the ultrasonic ranging system, an appropriately selected PN can be used.The code replaces the single pulse signal as the encoded information. The noise signal is uncorrelated with the encoded information can be filtered byUltrasonic Transducer information October 05, 2018
- digital single pulse of ultrasonic distance transducerThe propagation path of the ultrasonic waves is called a channel. The additive noise of the channel is mainly determined by the undulating noise, ultrasonic transducers sensor in turn can be regarded as Gaussian white noise. Since additive noise is considered to only affect the reception of the signUltrasonic Transducer information October 05, 2018
- Long range ultrasonic ranging transducer systemIn the ultrasonic ranging system, the performance of the ranging algorithm directly affects the performance of the ranging system;The operation speed of the method directly affects the performance of the ranging system. From the perspective of information theory, the ultrasonic ranging process is acUltrasonic Transducer information October 04, 2018
- circuit design of ultrasonic receiving transducer sensorThe ultrasonic receiver is composed of an ultrasonic transducer and a receiving circuit. In order to achieve a wide range of ultrasonic ranging, it is required not only that the ultrasonic receiving circuit can amplify the weak signal reflected from the distant target, but also that the strong signaUltrasonic Transducer information October 04, 2018
- circuit design of ultrasonic transmitting transducerWith regard to ultrasonic transducers, ultrasonic transmitting and receiving circuits are devices for converting electrical energy and acoustic energy. Generally, the ultrasonic transducer has low electromechanical energy efficiency, which seriously affects the working distance of the ultrasonic traUltrasonic Transducer information October 01, 2018
- array receiver of ultrasonic transducerMainly introducing the connection mode of the ultrasonic transducer array (auxiliary receiver) output port. The next chapter studies the design problem of the receiving and transmitting circuit of the disc-type piezoelectric transducer (main transducer), The circuit-assisted receiver array consistsUltrasonic Transducer information October 01, 2018
- How the combined transducer worksThe resonant frequency and bandwidth of ultrasonic transducers are selected from the PZT-5A piezoelectric ceramic disc polarized in the thickness direction as the transducer, and the radius R of the piezoelectric ceramic disc is 6mm and has a thickness h. The height of the outer surface of the innerUltrasonic Transducer information September 30, 2018