In this paper,based on the characteristic of the impedance converter,some methods for its three-port network parameters are analyzed.
文章从阻抗变换器的特性出发,对可能获取阻抗变换器三端口网络参数的方法进行了分析、比较。
With the impedance converter, the piezoelectric film can detects the heart sounds in wide frequency spectrum.
压电薄膜传感器的设计利用了阻抗变换器,使PVDF膜的高阻抗输出变为低阻抗输出,输出阻抗为3k?左右,并在后续电子线路中设计了高信噪比的放大电路,可对信号进行有效的放大;配合单片机、存储器等芯片技术研制出初步监测心音心电信号的监测系统,能进行心音心电信号数据的采集、传送、处理。
The design of wide-band ring-impedance transformer;
宽带环形阻抗变换器的设计
Based on the neural network,a new method to design λ/4 micostrip impedance transformer is proposed.
提出了一种利用神经网络设计四分之波长微带阻抗变换器的新方法。
The optimum design of a newly typed impedance transformer in ICRH radiofrequency system on Tokamak is presented.
根据网络综合理论，选择一优化函数去逼近器件特性，并且采用集分混合电路，对托卡马克离子回旋共振加热系统中的阻抗变换器进行优化设计，使其具有频带宽、长度短的特
The frequency characteristics of impedance convertors with compensated /4 that are in series,in parallel and series-parallel were studied in terms of the theory of microwave network.
借助微波网络理论研究了串联、并联及串并联三种补偿式λ/4阻抗变换器的频率特性。
low-pass filter type impedance transformer
低通滤波型阻抗变换器
Design of a Low Pass Impedance Transformer for 3mm Pulse Oscillators
一种用于3mm振荡器的低通阻抗变换器
quarter-wavelength step shape impedance transformer
四分之一波长阶梯阻抗变换器
Research on Novel Ultra-wideband Linear Tapered Balancer and Impedance Transformer
新型超宽带线性渐变平衡器及阻抗变换器的研究
A new kind of transformers based on substrate integrated artificial dielectric(SIAD)
基于局部基片集成人工介质结构的新型阻抗变换器
Active resistive converters based on wavelet analysis and integration contronl technology
基于小波和超前积分控制理论的有源阻抗变换器研究
impedance transducer
阻抗传感器，阻抗换能器
Reducible process the impedance transform character of ideal transformer;
理想变压器阻抗变换性质的简化处理
impedance change frequency test
电阻抗变换频率试验
resonated impedance bond
谐振式阻抗联接变压器
Design of a UWB Lighting-Arrestor Based on Impendence Transform
一种基于阻抗变换原理的超宽带天馈避雷器的设计
Output Impedance Optimization and Stability for Cascade DC/DC Converter
级联式DC/DC变换器输出阻抗的优化设计与稳定性
The Electrical Impedance of Piezoelectric Transducer Mercurous Chloride Devices;
卤化亚汞声光器件换能器电输入阻抗
The Design of Automatic Impedance Matching System for Ultrasound Transducer
压电换能器自动阻抗匹配系统的设计
Study on the measurement method of ultrasonic transducer electrical impedance
超声换能器电阻抗特性测量方法研究
Research on the Impedance Matching of Piezoelectric Transducer for Elliptical Vibration Cutting
椭圆振动切削换能器的阻抗匹配研究
impedance compensator
阻抗校正器阻抗补偿器
External Impetance Network Used in Compensating Acoustics Energy Loss of Transducer in AO Device
阻抗网络补偿Hg_2Cl_2声光器件换能器的声能损耗