Article List
- ultrasonic ranging transducer with low SNR and spectral analysisUltrasonic ranging transducer at low SNR and low sampling rates based on cross-correlation function. The specific method is as follows the ultrasonic signal sent by the transmitter is used as a reference signal, and the output of the receiver is immediately sampled at the end of each transmission ofUltrasonic Transducer information August 29, 2018
- Signal processing method for ultrasonic ranging sensorThere are many methods for measuring distance ultrasonic sensors, and the most used ones are Pellam and Galt in 1946.The pulse echo method proposed in the year, the working principle of the ultrasonic probe is excited by the ultrasonic frequency pulse to radiate the ultrasonic wave outside, and theUltrasonic Transducer information August 29, 2018
- Current status of traditional piezo ceramic material compositionChemical analysis is one of the most widely used methods for the detection of piezo ceramic materials. It is a kind of thing.A chemical reaction between the masses to achieve a qualitative or quantitative study of the material. In the analysis process, the chemical composition of the substance can bBasics of Piezoelectric Ceramics August 28, 2018
- material composition analysis of piezo ceramics transducerNowadays,piezo ceramics have been widely used in the electronics, chemical, military and otherfields due to their high hardness,strengths, excellent corrosion resistance and insulatingproperties. As the compositions of piezo ceramics and raw materials are key factors to determinethe performance, theBasics of Piezoelectric Ceramics August 28, 2018
- Three-dimensional ultrasound imaging piezoelectric ceramics transducerCompared with traditional two-dimensional ultrasound ultrasound piezoelectric ceramics, three-dimensional ultrasound imaging has an intuitive image display and can be accurate measurement such as volume and area, and the time is required to shorten the diagnosis of doctors.Three-dimensional ultrasouBasics of Piezoelectric Ceramics August 27, 2018
- Development of ultrasound piezoelectric ceramics transducer technology1.Medical ultrasound imaging technology is the four medical imaging technologies of modern medical imaging technology, and has been widely used in the cardiology, obstetrics, ophthalmology, liver, kidney, gallbladder and vascular system. Compared with other imaging technologies, ultrasound imagingBasics of Piezoelectric Ceramics August 27, 2018
- The transducer used for a micro-displacement driving deviceThe ultrasonic transducers is bonded with two symmetrical metal shells and piezoelectric ceramic discs are polarized in the thickness direction with super glue to form a metal-ceramic composite type, its working mechanism is transforming for the high-impedance,small-radial expansion and contractionUltrasonic Transducer information August 25, 2018
- Axial vibration of ultrasonic transducersThe structure of the multi-node disk ultrasonic transducers, the horn function is to amplify the ultrasonic amplitude, and the large disk can improve the transducer's pointing. The working principle of this type of transducer is to connect a longitudinal conical horn and the longitudinal piezoelectrUltrasonic Transducer information August 25, 2018
- Double crystal oscillator of ultrasonic transducerThe ultrasonic distance measuring transducer with double crystal oscillator is a bimorph ceramic that is bonded together and has opposite polarization directions.The working principle of the sheet is to apply an alternating electric field of opposite polarity to the upper and lower ceramic sheets inUltrasonic Transducer information August 24, 2018
- Piezoelectric ultrasonic transducerUltrasonic transducers are essentially a class of electromechanical energy conversion devices, which can be divided into piezoelectric, electromagnetic and magnetostrictive types according to their working principles. At present, common ultrasonic transducers are generally piezoelectric, which worksUltrasonic Transducer information August 24, 2018