滤波器通带

By applying frequency analysis method to a standard active band-pass filter circuit,a formula to calculate characteristic frequencies is offered.

为了消除这些信号所产生的不良影响，人们最先想到的就是利用一个理想的带通滤波器，将这些干扰信号全部剔除。

Paper is to study bandpass filter design and simulation. But also to bandpass filter performance and the structure of the analysis.

而带通滤波器作为其中的一个重要器件其相关技术也得到了广泛而深入的研究和长足的发展。

To illustrate the general bandpass filter design procedure, several examples are offered.

说明一般带通滤波器设计程序，几个例子被提供。

The wide bandwidth bandpass filter is designed to suppress the fundamental and third harmonic signals.

设计宽带带通滤波器的目的是为了抑制基波和三次谐波。

The chip multilayer bandpass filter in this paper is suitable for SMT.

制备出的片式多层带通滤波器适用于表面贴装技术。

The research on the novel ultra-wideband bandpass filter based on the fork-form structures.

基于叉形结构的新型超宽带带通滤波器研究。

This paper presents an ultra-narrow bandpass HTS filter for potential application in the base station receiver of the 3G mobile communication .

研制了一种适用于3G 移动通讯基站接收机的高温超导窄带带通滤波器。

Experiment results and relative data supports that lowpass filter designed by such method can reach the optimization objectives under various constraints. This method could be applied to analogous engineering optimization problems.

实验结果和相关数据表明所设计的低通滤波器达到了带约束条件的多目标优化目的，且该方法也可用于类似的工程优化设计。

The filter is designed by the method of coupling coefficient and the frequency responses are Butterworth and linear phase.

本论文设计四阶矩形共振腔带通滤波器，利用耦合系数的方法来设计，选择最大平坦响应、线性相位响应。

It has a Wide and Narrow bandwidth selector with a series of ceramic bandpass filters, a DX/Local switch and an FM noise canceler switch.

天气让与一系列陶器的带通滤波器一起的一台宽和精细的带宽选择器，一DX/Local接通和一个调频噪声消除器开关。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。