提出了一种通带截止频率连续可调的低通滤波器的新的设计方法。
In this paper, a novel design method of a passband edge frequency continuous adjustable FIR filter is presented.
同时融入动态滤波技术，根据不同深度选择了不同的通带范围，有效地保证了信号的信噪比。
At the same time, we combine the dynamic filter technique which chose different passband with different depth to hold the high signal-to-noise ratio.
该文提出一种混合采用微带阶梯阻抗谐振器和缺陷阶梯阻抗谐振器的新型双通带滤波器设计方法。
This paper presents a novel synthesis method of dual-band bandpass filter composed of both defected stepped impedance resonator DSER.
该滤波器在采用COSINE滤波器提高阻带特性的基础上，级联了一个SINE滤波器，补偿了其通带衰减。
A cascaded SINE filter is introduced after the COSINE one which improves the stopband characteristics to compensate the passband drop.
试验结果表明，增加了线性相位这一重要性质的同时，分析和综合原型滤波器在阻带衰减、通带平坦性以及系统混叠等性能方面仅有很小的损失。
And the examples verified that the analysis and synthesis prototype filters with the linear phase constrains show a little loss in perfanmence compare with those without this property.
本文分析微带SIR(阶梯阻抗谐振器)带通滤波电路的寄生通带问题。
The parasitic passband of microstrip bandpass filters using parallel coupled SIR (Stepped Inpedance Resonators) is analyzed in this paper.
该滤波器在通带附近有一对传输零点，具有良好的频率响应以及频率选择特性。
The filter has a pair of transmission zeros around the passband, excellent frequency response and frequency selectivity.
另外，由于考虑了线性相位约束，滤波器组的通带平坦性约束变得更为简单，简化了设计算法。
Additionally, due to the linear phase constraint, the constraint on the passband flatness becomes simpler and the design algorithm is significantly simplified.
尤其是本文把正则阶作为约束条件之一，从而保证了滤波器通带的平坦性和阻带的快速衰减，并且在阻带滤波器的频谱值非常接近于零。
Especially, regularity as one of the constraints assure the flatness in passband and the high attenuation in stopband, even the value of stopband response is very close to zero.
从计算机仿真结果可以看出，当滤波器抽头数相同时，IIR滤波器具有更好的通带和阻带特性。
It can be found from the computer emulation that the IIR filter has the better passband and stopband characteristics than FIR filter with the same number of tap-weight.
针对分布参数滤波网络存在寄生通带问题，本文提出一种新的微带带通滤波电路。
In view of parasitic passband in the filtering networks composed of distributed elements, a novel circuit of microstrip bandpass filters is presented in this paper.
提出通带无失真矩阵滤波器设计方法。
This paper propose the method of passband response without distortion of matrix filter design.
同时，分析了单级振子YIG滤波器中耦合环参数对通带响应的影响。
Also, the influence of the parameters of the coupling loops on the passband response is analyzed for a single-stage YIG resonance filter.
具有杂波抑制特性的带通滤波器不仅可以实现这个功能，同时由于抑制了杂波还可以提高带通滤波器的通带对称性以及高端阻带的衰减特性。
The bandpass filter that has spurious suppression characteristics can solve this problem and it has excellent bandpass symmetry and stopband attenuation characteristics at high frequency.
该双通带滤波器包含两个方环形谐振器，它们位于不同层，并利用同一输入输出耦合结构实现双通带滤波器。
The dual-band filter consists of two dual-mode resonators with rectangular- loop perturbation on different layers, which need only single input and output.
再次，设计实现了基于微扰小环和垂直叠放结构的微带双模双通带带通滤波器。
Thirdly, a dual-mode dual-band bandpass filter with rectangular-loop perturbation and stacked structure is presented.
论文对一种复合谐振器及其在双通带滤波器设计中的应用进行了研究。
Its resonant characteristics and application in wideband filter design are also studied extensive.
本文提出一种新类型(通带衰减为最大平坦型)的通用参数滤波器的逼近方法。
An approximation method is presented for a new type of general parameter filter whose attenuation response in the passband is maximally flat.
单个交叉椅型谐振结构加载的平板波导作为一种新型的滤波器结构，具有良好的双通带特性，尺寸较小。
Meanwhile, the CCSR unit cell loading planar waveguide is a new type of planar waveguide dual-bandpass filter with perfect bandpass characteristic and small size.
用该算法设计的高阶多通带滤波器，其幅频响应的阻带衰减很大，而通带波动很小。
The high-order multi-band-pass FIR filter designed with this algorithm is featured by big attenuation in stop-band and small ripple in pass-bands.
为实现通带内频率响应平坦度高、滚降时间快的滤波效果，采用多环结构形成的高阶滤波器。
In order to achieve flatter tops and sharper rolloff in the passband, the multiple-ring higher order structure is employed.
同时，分析了单级振子YIG滤波器中耦合环参数对通带响应的影响。
Also, the influence of the parameters of the coupling loops on the passband response is analyzed for a singles...
同时，分析了单级振子YIG滤波器中耦合环参数对通带响应的影响。
Also, the influence of the parameters of the coupling loops on the passband response is analyzed for a singles...
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