查询词典 filter

This paper introduces a band-pass filter circuit which is used in Time Gain Compensation of medical ultrasonic endoscope imaging system.

根据内窥超声成像系统的要求，设计一种用于超声增益补偿中的改进结构带通滤波电路。

See Applications Information for optional band-pass filter information.

见应用信息的可选带通滤波器的信息。

The method of calculating SI filters'order is introduced, and the design method of SI band-pass leap-frog filter is also presented.

提出了一种新的开关电流双二次滤波器的结构，应用此结构设计的滤波器的中心频率和Q值均可调节，PSPICE仿真验证了这一特性。

The band-pass filter is developed with parasitic capacitance to improve the signal injection efficiency.

利用寄生电容发展的带通滤波器可以改进讯号的注入效率。

A pre-amp component, such as a band-pass filter (32), causes linear distortion.

放大器前的部件，诸如带通滤波器(32)，引起线性失真。

Band-pass filter and time-variable-gain amplifier of receiving circuit are also discussed.

信号接收电路设计上，分析较为关键的带通滤波器的设计和时变增益模块的设计。

In this thesis, we present a substrate integrated waveguide-based band-pass filter with wide stop-band rejection property.

在本篇论文中，我们提出具有高选择性之基板合成波导带通滤波器。

Also, it is very useful for making a new type of band-pass filter or determining the refractive indices of some materials correctly, etc.

这个新现象也非常有意义，它可用来制造新型的带通滤波器以及凖确测定某些材料的折射率等。

Matlab low pass, high pass, band-pass filter design are to illustrate in great detail and with examples.

详细说明： Matlab低通，高通，带通滤波器的设计都有，说明很详细，并且带有实例。

The article presents a design method of tunable cavity band-pass filter.

介绍了一种可调腔体带通滤波器的设计方法，从集总网络参数原理出发，结合直接耦合腔体滤波器的参数确定方法，以及根据耦合孔的相关理论，计算得到所设计滤波器的尺寸参数。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。