filter passband
英
美
网络 滤波门; 滤波器通带
双语例句
- 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.
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。 - Study on the Synchronous Switch of Filter of Gaoling Back to Back Converter Station All-Optical SOA-Based Microwave Filter with Passband and Stopband Interchanged
高岭换流站滤波器组同步投切技术研究基于半导体光放大器的通带与阻带相互切换的全光微波滤波器 - All-Optical SOA-Based Microwave Filter with Passband and Stopband Interchanged
基于半导体光放大器的通带与阻带相互切换的全光微波滤波器 - A cascaded SINE filter is introduced after the COSINE one which improves the stopband characteristics to compensate the passband drop.
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。 - Because a passive filter can have insertion loss, it may be necessary to lower the166XL's THRESHOLD setting to maintain a given amount of gain reduction within the filter passband;
因为一个无源滤波器存在频幅衰减，在通频带内，它必然降低166XL的压缩阀值设置，继续维持特定的增益衰减； - First, it uses a new kind of coupling method in the SIR filter and second, it combines the DGS structure with the newly designed filter to provide more suppression in the spurious passband.
采用了DGS结构和新型的耦合方式，增强了耦合，为滤波器提供了更多的零点抑制寄生通带的影响。 - With the ceramic material systems, the studies about the single disc middle frequency filter, the multi-section ladder middle frequency passband filters, and the energy trapped mode high frequency filters were developed.
利用此无铅压电陶瓷体系，制作了单片式中频滤波器和梯形中频带通滤波器，并且进行了能阱模高频滤波器的设计制作研究。 - This filter has two transmission zeros on the both sides of the passband. The volume of this filter is about 1/ 3 or 1/ 2 of conventional filter.
这种结构仅用一个谐振器实现了通带两端各有一个衰减极点，但体积是传统滤波器的1／2&1／3。 - As an example of their applications, the frequency responses of a three-resonator Ka-band E-plane band-pass filter have been calculated. Theoretical results of the insertion loss in passband are in agreement with the measured results.
作为一应用实例，计算了一只Ka波段三节E面带通滤波器的频率响应特性，所得插入损耗的理论值与测量结果符合较好。 - The filter has a pair of transmission zeros around the passband, excellent frequency response and frequency selectivity.
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 gain of the filter keeps equiripple property within passband and maximum slope outside the band.
它们在通带内增益有等波纹特性，在带外则具有最大斜率。 - 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.
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。 - An approximation method is presented for a new type of general parameter filter whose attenuation response in the passband is maximally flat.
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。 - A modified CIC compensation filter is realized to reduce the CIC's passband error that distorts the original signal.
改进并实现了CIC通带补偿滤波器模块，用来减小多级CIC的通带误差所导致的信号失真。 - A filter with passband centered at 830 MHz has been designed. Simulated by HFSS-software, which greatly improves the efficiency and accuracy of the design. The simulation result shows good agreement with theoretical result, which proves the method is valid.
给出了一个中心频率为830MHz圆杆交指滤波器的设计过程，利用HFSS软件仿真，提高了设计效率和精度，仿真结果和理论结果吻合良好，证明了设计方法的可行性。 - The filter has been verified by a C simulator in time and frequency domain, with the passband ripple of 0. 000 07 dB and stopband attenuation of 112 dB.
该滤波器在时域及频域上的性能已在C模拟器上经过验证，能够达到纹波系数小于0.00007dB，阻带衰减大于112dB。 - The modification of the notch filter made the extra phase-shifting introduced to the control system passband reduced and so the control performance was improved.
对陷波滤波器进行了改进，使得引入控制系统通频带的附加相移减小，降低了对系统控制性能的影响。 - For FIR and IIR filter, their phase responses are different and so they will have different dispersion characteristic within passband.
对于不同类型的滤波器，由于系统函数的形式不同，会得到不同类型的相位响应，从而决定了它们在通带内的色散情况。 - In this study the relation between the structure parameter ( such as coupling aperture diameter d) of 1/ 4 λ microwave band-pass dielectric filter and its final microwave properties ( such as bandwidth, passband ripple, insertion loss and stop-band attenuation) is discussed.
采用高频结构模拟软件模拟1/4λ同轴型带通微波陶瓷滤波器结构，讨论了耦合槽直径对滤波器的性能如带宽、插损、带内波动、阻带抑制等的影响。 - Demultiplex filter ( usually refers to bandpass filter) is a significant part of DFDS, while the flat frequency response and linear phase characteristic in the passband of the FIR filter make it the best choice for the system.
分路滤波器（通常是带通滤波器）是解调系统的重要组成部分，有限冲激响应（FIR）数字滤波器具有平坦的通带幅度响应和线性相位特性，是数字式解调系统的最佳选择。 - Se. Main advantages of this filter are it's small size, suitability for planar integration, lower loss in passband, and stable electric performance.
这种滤波器的主要优点是尺寸小、便于平面集成、通带内插损低、性能稳定。 - However, due to the lower series of dual-mode of the filter, the location of transmission zeros away from the passband was relatively far, so its stopband rejection is less than ideal results.
但是由于双模化滤波器级数较低，传输零点的位置离通带相对较远，所以其带外抑制效果不甚理想。 - The interdigital coupled lines were used to adjust the tilter bandwidth for achieving ultra-wideband characteristics; Through the rectangular ring resonator change the filter surface current flow, increase the out-band inhibiting ability, adjust the filter insertion loss and return loss, improve the passband performance.
通过叉指耦合线来调节滤波器的带宽，实现超宽带特性；用矩形环谐振器改变滤波器表面电流流向，增大滤波器带外抑制能力，调节滤波器的插入损耗和反射损耗，改善通带性能。 - An improved method employs second-order IIR filter compensating the characteristics of passband and stopband of the CIC filter was proposed, by contrast with the existing ways to compensate for passband attenuation of the CIC filter shows outstanding advantage of the new method.
给出一种用二阶IIR滤波器补偿CIC通阻带特性的改进方法，通过与现有的CIC通带衰减补偿方法进行比对显示出二阶IIR滤波器补偿CIC设计的突出优势。 - The structure of implementation and points of design of CIC, HB and shaping filter were discussed in the part of interpolation filter, the amplitude-frequency characteristics and the ways to compensate for passband attenuation of the CIC filter were researched deeply.
在内插滤波模块，探讨了CIC、HB和成形滤波器的实现结构和设计要点，重点研究了CIC滤波器的幅频特性及通带衰减补偿方法。 - At last, a type of SIW filter is designed based on the generalized chebyshev function. The simulation results show that the SIW filter have low insertion loss in passband.
最后仿真优化了一种基于广义切比雪夫原理的基片集成波导滤波器，仿真结果说明该结构具有较低的带内插损。 - In the performance testing of hopping filter, the passband performance testing is particularly important.
在跳频滤波器的性能测试中，通带性能测试尤为重要。 - Firstly, we study the integrated design of UWB antenna and dual-band filter, which are used in dual-band communications. Then we design a new dual-band antenna with good passband isolation performance. The simulated results are nice and can fulfill our requirements.
本文研究了超宽带天线和滤波器结合在双频通信中的应用，并设计了一款具有双通带特性的同时具有良好的通带间隔离的新型双频天线，仿真结果较好，满足我们的要求。 - Moreover, after considering the large amplitude attenuation effect of CIC filter on useful signals in the passband frequency, a compensation filter was designed, and 2 times down-sampling was realized.
另外，考虑到CIC在通带频率内对有用信号的衰减比较大，设计了补偿滤波器进行补偿处理，并且实现了降采样2倍。