An additional advantage of this connection is that input resistance approaches infinity as the capacitor C1 approaches full charge, eliminating errors due to loading of the source resistance. 上面这个电路的另一个优点在于,当电容C1充电完毕后,输入电阻将趋于无穷大,因此可以消除因信号源内阻产生的误差。
This paper introduces a simple and convenient algorithm for computing the input resistance of a network with dependent sources. 本文介绍了一种简便的求解含受控源网络入端电阻的算法,采用计算机计算能够节约内存和机时。
Results Local pressure ejection of glutamate induced depolarizing responses with decrease of input resistance, concentration-and membrane potential-dependent properties in 12 SON neurons. 结果对12个SON细胞局部压力喷射微量谷氨酸,均诱发伴有膜电阻减小的去极化反应,并呈剂量和膜电位依赖性特征。
It has characteristics of bipolar device and junction field-effect device. It has two kinds of carriers participating in electric conduction and the conduction ability is controled by voltage. It has larger current density and larger input resistance. 这种器件兼有双极型器件和结型场效应器件的特点,即有两种载流子参与导电,导电能力受电压控制,具有较大的电流容量和输入电阻。
For Y is input, so the circuit has high input resistance. 由于把Y端子做为输入端,所以电路具有很高的输入阻抗。
In this paper the equivalent circuit technique and feedback block diagram method are applied to calculate the input resistance of emitter follower with bootstrap circuit. The results from both methods are identical. 采用等效电路法和反馈框图法分别计算了具有自举电路的射极输出器的输入电阻,两法结果基本一致。
In this paper, the electromagnetic parameters of GaAs Hall transducer, such as input resistance, output resistance and Hall sensitivity, etc, were first measured before and after irradiation with gamma and electron rays. 用γ和β射线分别对GaAs霍尔器件进行不同时间的辐照,测定了辐照前后器件的输入电阻、输出电阻、霍尔灵敏度等电磁参数。
The voltage amplification multiple, the input resistance and the output resistance are the most elementary three targets in the Alternating Magnifying circuit, which has a process of quite complicated analysis and solution. 电压放大倍数、输入及输出电阻是交流放大电路中最基本的三种指标,其分析和求解过程比较繁琐。
The results indicated that the values of input resistance and output resistance were enhanced, but the Hall sensitivity could be increased or decreased, which is related to the type of rays and time of irradiation. 结果表明:γ和β射线辐照使器件的输入、输出电阻增加,但霍尔灵敏度可能增加也可能减小,其与射线种类、辐照时间密切相关。
A unbalanced electro-bridge is studied by network method basd on A parameter of network. The expressions for input resistance, output resistance, output current and electro-bridge sensitivity are all given, and the results is compared with connected argument. 基于A参数,利用网络分析法导出了不平衡电桥的输入、输出电阻和输出电流表达式,同时给出了电桥灵敏度的表达式,并将结果与相关讨论进行了比较。
Moreover, the voltage controlled-emitter output power devices have the performance of lowest input resistance and highest output resistance, which function is like a power buffer ensuring the effective operation of SLH in the circuit between the input and output signal without mutual interferes. 而具有压控射极输出特性的线性单元,又因其高阻输入、低阻输出特性,行同功率级的缓冲器,阻隔了输入、输出信号之间的互相干扰,保证了SLH的正常工作。
This paper introduces the concept of Pseudo-Series 'and Combined-Parallel', analyzing the methods of solving input resistance of 'Pseudo-Series' and 'Combined-Parallel' circuit, and putting forward the formula of calculation. 本文提出了“伪串联”和“复并联”的概念,分析了相应电路求输入电阻的方法,并给出了简易实用的求解公式。
Simple Analysis of Input Resistance of Negative Feedback Amplifier in Experiment 负反馈放大器实验中的输入电阻分析
This paper introduces the channel characteristics and the channel model for the parasitical transmission line. The parasitical transmission line has characteristics of great attenuation, small input resistance, time variant and big interference. 本文介绍了寄生传输线的信道特性和信道模型,寄生传输线具有衰减大、输入阻抗小、很强的时变性和干扰大的特点。
At the same time, adding an insulating ring on the board so as to remove the effect on input resistance that caused by insulating resistance. 同时,印刷电路板上加绝缘环,消除线路板绝缘电阻对放大电路输入阻抗的影响。
The Additional Source Method for Calculating Input Resistance of One Port Network 计算单口网络输入电阻的补充电源法
A new type of pH transmitter is presented. This transmitter has some properties, such as high input resistance, strong disturbance-resistant etc. 设计了一种新型pH变送器.该变送器具有输入阻抗高、抗干扰能力强等特点。
In this thesis, First, we introduced the basis theory of microstrip antenna. Then using the cavity model theory analyzed the variety of the conformal microstrip antenna's resonance frequency and input resistance. 本文从微带天线的基本原理入手,利用腔模理论分析了一般共形微带天线的谐振频率,输入阻抗的变化。
This paper analyses operation accuracy that is influenced by the open input resistance of operation amplifier by means of superposition theorem. 本文应用叠加原理分析运算放大器的开环输入电阻对反相比例放大运算精度的影响。
The designed converter could operate well with a slender supply voltage signal because of its high input resistance and low offset drift. 该转换器的高输入阻抗和低失调电压漂移输入增益级可以保证芯片在微弱电压信号下正常工作。
The positive input resistance of third-stage which is assumed in [ 3] has been corrected. 纠正了参考文献〔3〕中第三级输入电阻为正电阻的错误。
On the basis of emitter follower, a new method of improving input resistance is introduced in this article, which functions mainly by using bootstrapping to reduce the current that conveyed in biasing circuits. 在射极输出器的基础上,提出一种新的提高输入电阻的方法,这种方法的关键在于利用自举电路减小流过偏置电路的电流来提高输入电阻。
Presents a static electric field measurement method using a high input resistance voltage amplifier. The method, is simpler than that using a charge or current amplifier. 提出了用高阻电压放大器测量静电场的方法,该方法比使用电荷、电流放大器方法简单。
The error of close loop gain of inverse proportion amplifier, which is caused by the influence of open loop input resistance of operation amplifier can be negligible when the open loop is by the gain of the operation amplifier. 证明当运算放大器的开环增益足够高时,在适当地选取比例运算放大器的输入端电阻和反馈电阻的条件下,运算放大器开环输入电阻对闭环反相比例放大运算精度的影响是可以忽略的。
Research in to the input resistance of differential amplifier 关于差分式放大器输入电阻的研究
The main design work as follow: the former disposal circuits were designed, and the circuit possesses very high input resistance, common-mode rejection and voltage gain; 具体设计内容包括:设计具有输入阻抗大、高增益和高共模抑制比的脑电信号调理电路;
Improve input resistance by using bootstrapping 用自举电路提高输入电阻
The Koch fractal is also applied to small loop antenna and the analysis results show that the Koch fractal can improve the input resistance of small loop antenna. Koch分形也被用于环天线,研究结果表明Koch分形可增加小环的辐射电阻。
As the input resistance of the sensor is small, a voltage buffer following the excitation voltage is added. 由于传感器的输入电阻较小,在激励电压之间增加了一个电压缓冲器。
In designing the photoelectric conversion module, using the input resistance infinity character in amplifier, not only achieve the current-to-voltage conversion, but also play the role of voltage follower. 在光电转换部分,巧妙利用了放大器输入电阻无穷大的特性,不仅实现了电流&电压的转换,而且又起到了电压跟随的作用。