英语释义

1. a band of frequencies (as in a radio circuit or a light filter) that is transmitted with maximum efficiency

片语

transmission bands通频带

Filtering Passband滤波通放带

discontinuous passband不连续通带

parasitical passband寄生通带

passband filter带通滤波器

bandpass[电子] 带通，通频带

velocity passband速度通带

frequency passband射频通带

passband fluctuation[电子]

passband channel通带通道

chrominance passband色度信号通带

英汉例句

• passband and circuit sensitivities of the characteristics of the amplifiers are defined. they can be used as a synthetic criterion for selecting a low sensitive circuit.

  定义了放大器特性的频带灵敏度和电路灵敏度，它们可作为选择低灵敏度电路的一个综合判据。

• this reduces gain but widens the amplifier「s passband .

  这方法降低了增益，但加宽了放大器的通频带。

• 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。

• to utilize property of saws propagating, it can be made including delay lines, passband filters, oscillators and pitch filters.

  利用saw表面传播的性质可以制作包括延迟线、带通滤波器、卷积器、谐振器、振蕩器和匹配滤波器。

• the amplitude value of amplitude-frequency curve in frequency passband is related to damping coefficient.

  在通频带内，幅频特性曲线的幅值的大小与阻尼系数有关。

• in this paper we develop the voltage transfer function of the six order active passband filter with multiple path feedback and calculate the theoretical values for a-f and p-f response.

  本文导出了多径反馈型六阶有源带通滤波器电压转移函数，计算出了该滤波器幅频、相频理论特性曲线。

• in this paper, a novel design method of a passband edge frequency continuous adjustable fir filter is presented.

  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。

• experimental results show that the method of coupling negative resistance to resonators can improve passband performance significantly.

  实验结果表明，利用耦合负阻到谐振腔的方法，可明显改善滤波器的通带特性。

• the parasitic passband of microstrip bandpass filters using parallel coupled sir (stepped inpedance resonators) is analyzed in this paper.

  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。

• 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。

• in modern telecommunication systems, it is important to make filters with low loss and flat passband to enhance the whole performance of the system in the front and end of rf circuits.

  在现代通讯系统中，射频的前端和终端都需要低损耗和通带平坦紧凑的滤波器来提高整个系统的性能。

• 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.

  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。

• due to the frequency pulling of fll, the passband of the filter in pll can be made very narrow to suppress the noise, and the pll can lock carrier's phase with high accuracy.

  由于有锁频环的频率牵引，锁相环路滤波器可以设计得很窄，具有很好的抑噪性能，满足精确跟蹤载波相位的要求。

• additionally, due to the linear phase constraint, the constraint on the passband flatness becomes simpler and the design algorithm is significantly simplified.

  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。

• two improved dgs circuits was designed, fabricated, and measured. measurements show that the passband or enlarging stopband bandwidth can be obtained with the new dgs circuits.

  设计、制造、测试了两个改进的缺陷地结构电路，测试结果表明该新型dgs可以产生通带和较宽的阻带。

• with electrode thickness increases, passband ripple becomes smaller, center frequency moves toward lower frequency.

  当电极厚度增加时，通带的涟波会变小，中心频率会降低。

• another critical factor in a magnetotelluric survey is the selection of the energy passband .

  另外在大地电磁测勘上要特别注意的是接收能量上的选择。

• two parameters are used to specify the characteristics of a bpf: passband centre frequency and resonance bandwidth.

  带通滤波器的特性通过两个参数表示：带通中心频率和共鸣带宽。

• to make sure no mutation of output signal wave form, filer with high rectangle coefficient, flat passband and flat group delay is needed in these systems.

  特别是在中频输出电路或脉沖调制系统中，为保证信号波形无畸变的输出，高矩形系数、带内平坦、平延时的滤波器受到相当重视。

• 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.

  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。