基于周期性槽孔结构的空间谐波的分析,讨论了抑制高次谐波以拓展使用频带的方法。
Based on the analysis of spatial harmonics of periodically slotted structure the method for extending operation frequency-band through suppressing higher-order harmonics is discussed.
提出了利用混沌算法抑制噪声,采用新型窄频带超声检漏原理来进行泄漏检测的新方法。
Chaos arithmetic is used for reducing noise in leaking system, and a new kind of narrow band ultrasonic testing principle is introduced.
在系统设计方面,选用2fsk调制方式,并从镜像频率的抑制等方面考虑,选择了合适的跳频频带。
The system chooses 2fsk modulation manner and appropriate hopping bandwidth from the aspect of mirror frequency restraining.
首先,通过采用复合式结构展宽抑制元件频带。
First, effective frequency band of component is widened by compound structure method.
由此,能够实现介电体装载天线的小型化,并且在该介电体装载天线中,可实现将VSWR的最大值抑制得较小的频率频带的宽频带化。
Thus, the size of the dielectric antenna can be reduced and the dielectric antenna can have a wide range of a frequency band suppressing the maximum value of the VSWR to a small value.
从不同结构的超宽带平面单极子天线实现频带抑制的方法出发,研究实现频带抑制的基本原理和常用方法。
In this paper, through approach of various band-rejected UWB planar monopole antennas, principles and methods are researched.
从不同结构的超宽带平面单极子天线实现频带抑制的方法出发,研究实现频带抑制的基本原理和常用方法。
In this paper, through approach of various band-rejected UWB planar monopole antennas, principles and methods are researched.
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