This paper presents a filter protecting the radio astronomicalfrequency band, which is a novel coaxial band-rejection filter in structure.
本文介绍了射电天文波段保护滤波器，它是一种结构新颖的同轴带阻滤波器。
The invention relates to an antenna comprising at least one radiating device (100) which is provided with a rejection filter associated with the frequency band of an interfering signal.
本发明涉及一种包括至少一个辐射设备（100）的天线，所述至少一个辐射 设备（100）被提供有与干扰信号的频带相关联的拒波滤波器。
It is shown that the tone jamming rejection performance of the adaptive optimal filter scheme is superior to those of other two schemes, whichever precision is used.
双精度或单精度编程，其自适应最佳滤波器方案的单频干扰抑制性能，均优于其它两种方案。
The filter section uses switched capacitor techniques for high-and low-group filters and dial-tone rejection.
在滤波部分，高组滤波和拨号音频滤波等使用了开关电容技术。
The design method of an active SAW filter module with low frequency and high stopband rejection is introduced in this paper.
介绍了一种低频高阻带抑制SAW有源滤波组件的设计方法，并介绍了最新研制的滤波组件的性能。
In addition, the stop-band rejection can be further increased by using elliptic filter function which has limited frequency transmission zeros.
另外，在函数类型上使用椭圆函数型，使带外出现有限频率传输零点，进一步提高了带外抑制能力。
The design method of an active SAW filter module with low frequency and high stopband rejection is introduced in this paper. The performances of the module developed recently are also given.
介绍了一种低频高阻带抑制SAW有源滤波组件的设计方法，并介绍了最新研制的滤波组件的性能。
The design method of an active SAW filter module with low frequency and high stopband rejection is introduced in this paper. The performances of the module developed recently are also given.
介绍了一种低频高阻带抑制SAW有源滤波组件的设计方法，并介绍了最新研制的滤波组件的性能。
应用推荐