Xi'an Aigtek Electronic Technology Co., Ltd. company News and Trends items

Research Direction：underwater radiation experiment of flexible piezoelectric ultrasonic transducer Experiment Contents：the displacement of the clamping platform on X, Y and Z axis is realized by stepper motor control.The signal generator and power amplifier act as the excitation end to give the flexible piezoelectric ultrasonic transducer an excitation sinusoidal signal...

Name of experiment：experimental study of piezoelectric actuated droplet ejection behavior under coaxial airflow Experiment content： In this paper, a piezoelectric droplet nozzle with coaxial jet groove is designed and manufactured, and a droplet injection and observation system is constructed. A bi-polar trapezoidal wave was used as the piezoelectric driving-droplet wa...

Experiment name: Foveated imaging using liquid crystal lens Research direction: LCD lens imaging system Experiment content: Use the combined lens system to image the object, realize the clear area of the liquid crystal lens when power is on, with the effect of large field of view and local high resolution. The effects of the matching of the module aperture and the...

It can directly convert electricity into light. For this kind of application, Aigtek uses the power amplifier to drive the coil to complete the LED lamp lighting test. Test equipment: Signal generator, power amplifier, oscilloscope, a pair of mutual inductance coils, LED lights Experimental platform construction（Figure 1）: Principle of inductance effect: A sig...

Due to its low price and stable piezoelectric characteristics, PZT4 piezoelectric ceramics have a wide range of applications in high-power applications, especially in the field of strong fields. As the driving voltage of the device increases, the device will produce heat, and then As a result of the degradation of device performance, it is particularly important to explo...

Research direction：wireless power transmission Content of experiment： Under the condition that the circuit parameters of the system are determined, the grounding condition of the four metal plates is changed to observe the change of the output performance of the system, namely: 1. The relationship between the output load voltage and load resistance value under differe...

Research Direction：microfluidic chip test Experiment Contents： in this experiment, metabolite amino acids were taken as the research object to study the characteristics of skin upgrade microdroplet embedded amino acids. Experiment Objective：the study on the characteristics of the microdroplet embedded in amino acids lays a foundation for the droplet microfluidic chip s...

Research Direction：nondestructive testing Experiment Contents：In this study, a detection device was built for signal excitation and sensing by piezoelectric beam sensor. The stability of the device signal detection was analyzed, and the resonance frequency and sound speed of fragrant pear were extracted and the hardness of fragrant pear was evaluated. Then, linear regre...

Name of experiment：modeling and experimental study of vertical moving magnetic piezoelectric vibration energy collector Research direction：in order to improve the performance of single cantilever piezoelectric energy collector Experiment content： In order to improve the performance of single cantilever piezoelectric energy collector, a vertical moving magnetic piezoel...

Name of experiment：noninterference method for measuring the lateral relaxation time of an alkali metal magnetometer in a nuclear magnetic resonance oscillator Research direction：quantum precision measurement Experiment content： The transverse relaxation time τ2 of the embedded alkali magnetometer is an important parameter to characterize the performance and working st...

Research direction：Liquid crystal lens imaging system Content of experiment: The combined lens system is used to image the object, so that the LCD lens area is clear and has a large field of view and high local resolution. The effect of the mode aperture matching with the liquid crystal lens and the position of the liquid crystal lens on the imaging quality is analyzed ...

The common method is to use a current mirror mirrored bandgap reference circuit to generate an IPTAT current proportional to temperature, or directly use a bandgap reference voltage as a current source. Drive voltage. The current sources generated by these methods are susceptible to temperature changes, channel modulation effects, and semiconductor chip production proces...

A transducer refers to a device that can realize energy conversion, that is, a device that can convert one form of energy into another form of energy. Ultrasonic transducer is an energy conversion device that converts alternating electrical signals into acoustic signals through piezoelectric ceramic power amplifiers in the ultrasonic frequency, or converts external acous...

The submarine integrated sonar system refers to the underwater acoustic detection system with integrated functions on the submarine, which is composed of multiple sonars and underwater acoustic measuring equipment. Modern submarine integrated sonar system usually consists of passive ranging base array, boat first array, reconnaissance hydrophone array, communication arra...

Ultrasonic atomization is the process of using ultrasonic energy to make liquid form fine droplets in the gas phase, that is, ultrasonic waves are generated on the vibrating liquid surface, and the vibration peak formed by the amplitude separates and breaks the droplets from the surface. As the ultrasonic frequency increases, the atomized droplets are getting finer and f...

When measuring the amplitude characteristics, frequency characteristics, transmission characteristics and other electrical parameters of various telecommunication systems or telecommunication equipment, and when measuring the characteristics and parameters of components, signal generators are used as test signal sources or excitation sources, but generally Whether the fu...

The preamplifier is the core, which determines the noise level and response time constant of the system. In the simulation study of the preamplifier, the electrical noise model of the preamplifier was constructed by the resistance direct feedback method and the "T" type resistor network feedback method, and the performance parameters of the preamplifier under various con...

Experiment name: Transient characteristics of voltage amplifier in liquid crystal lens and its application in extended depth of field imaging Research direction: extended depth of field imaging Experiment content: Use the characteristic of the liquid crystal lens to maintain the lens state when the positive and negative states are switched to realize the extended d...