英语释义

1. a filter that transmits only frequencies within a selected band

片语

bandpass shape带通频率特性

bandpass filter[电子] 带通滤波器

Bandpass Filters带通滤波器（bandpass filter的复数）

bandpass circuit[电子]

bandpass halfwidth半宽度

bandpass loss带通损耗

BP BandPass带通

bandpass siginalsampling带通采样

bandpass amplification带通放大

英汉例句

• Related to the loss of enclosure damping, ported and dual-reflex bandpass designs also exhibit higher distortion levels at very low frequencies than sealed or single-reflex bandpass designs.

  从箱体阻尼损失来看，导向孔和双反射带通箱设计在极低频下比密封箱和单反射式带通箱设计有着更大的失真。

• The MX-118B「s bandpass enclosure design provides for uniform low frequency reproduction without the need for a crossover.

  的MX- 118B的带通滤波器外壳设计提供无需交叉需要统一的低频再现。

• The computer programs for design of suspended stripline and bandpass filter are established.

  建立了设计悬置带线及其带通滤波器的计算机通用程序。

• Using shorted shunt stub structure as the parallel inductance coupling structures, it is very facilitate to design parallel inductance coupled bandpass filter.

  利用并联短路枝节结构在两个传输线谐振腔之间形成并联电感，实现了并联电感耦合的带通滤波器。

• The microstrip hairpin bandpass filter has been widely used in RF and microwave field for its compact structure and steady performances.

  微带发夹型带通滤波器以其尺寸小，性能稳定等优点在射频微波领域得到了广泛应用和发展。

• In this paper, varactor tufted bandpass filters of microstrip ring - resonators are studied.

  本文研究了变容管调谐的微带环形谐振器带通滤波器。

• The realization of high-Q switched-capacitor (SC) bandpass biquadratic- joints require very high capacitor spread and larger chip area.

  高Q值的开关电容带通双二次节需要很高的电容比和较大的芯片面积。

• In this paper, bandpass sampling technology widely used in software defined radio is studied.

  研究了软件无线电中广泛采用的带通采样技术。

• In order to further decrease the size of the filter, a two-layer microstrip bandpass filter is also designed.

  为了进一步减小滤波器尺寸，本文还设计了一个双层结构的微带带通滤波器。

• At the switching node, the label or payload extraction can be realized simply through an optical bandpass or notch filter respectively.

  在交换节点出，标签或有效载荷提取可通过光带通或陷波滤波器实现。

• Each required bandpass filter is reduced to two lowpass filters which are relatively simple in design by using complex demodulation. The decomposition and reconstruction architecture are introduecd.

  利用复解调技术将设计带通滤波器组转化为设计相对简单的低通滤波器组问题，给出了分解与重构的系统流程。

• The bandpass filter we designed has a strict demand on the consistency of phase.

  介绍了对相位一致性有严格要求的带通滤波器。

• The sealed enclosure and the wide-bandwidth single-reflex bandpass are the least efficient designs.

  密闭箱和宽带单反射带通是效率最差的设计。

• This paper presents a simple tracking filter circuit, which is applicable to Doppler radar sets and consists mainly of a switched bandpass filter and a phase-locked loop.

  本文提出一种简单的跟蹤滤波器电路，该电路可用于多普勒雷达，主要由开关式带通滤波器和锁相环组成。

• It proves by practising that this designing method of microstrip pectinate bandpass filter and interlaced digital filter is simple and of good effect.

  实验证明，用此方法设计微带线梳状带通滤波器及交指型滤波器，方法简单、效果优良。

• Generally speaking, the most efficient enclosures are the two narrow-bandwidth bandpass designs with the dual-reflex version having a slight edge.

  通常来说，效率最高的箱体是两种窄带宽的带通箱设计，其中双反射版本会有小小的优势。

• There is a great deal of demand in modern electronics, however, for bandpass amplifiers .

  然而近代电子学对调谐的频率范围很宽的带通放大器提出很多要求。

• To measure phase accurately in the presence of harmonics for both noisy input signals, a technique based adaptive bandpass filter (ABF) and the method of interchanging signal channel is presented.

  为了测量受噪声和谐波干扰的两个信号间的相位差，基于自适应带通滤波器(abf)和测量信道交换技术，提出了一种新的测量方法。

• A microwave bandpass filter on the double-sided HTS YBCO film was designed and fabricated and tested using a new coupling double-resonator.

  设计、制作并测试了一种采用新颖耦合双谐振器结构的高温超导微波带通滤波器。

• A new quadrature sampling technique for arbitrary bandpass signal within baseband sampling rate is presented.

  提出了一种在基带采样率内对任意带通信号的正交采样技术。

• The ported box and the bandpass designs produce less distortion than the sealed box, but the difference is marginal.

  导向孔和双反射带通箱设计比密闭箱的失真更小一些，但是差别不大。

• A new type electrically tunable bandpass filter was designed, how to control the filter tuning by digital signal was investigated.

  设计了一种新型电调谐带通滤波器，研究了数字信号控制滤波器电调谐的技术。

• We can get better bandpass filtering properties by adjusting the size of metal sheet and the number of layers.

  调节此滤波器的金属片的尺寸和介质片的层数我们得到了较好的带通特性。

• A novel planar dual-mode bandpass filter with double-corner cuts was proposed on the basis of traditional square patch dual-mode filter.

  根据传统的方形贴片双模滤波器，提出了一种新颖的带有两个切角的平面双模带通滤波器结构。

• 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。

• After a bandpass filter, QDPSK signal」s symbol can be divided into steady section and transition section, so the demodulation and synchronization for the signal can be realized with DFT.

  经过限带滤波后的QDPS K信号的码元波形可分为稳定区与过渡区，根据这一特点可以利用DFT方法来实现信号的解调和位同步。