wave filter

The bandwidth controlling model of magneto-static surface wave ( MSSW) band-pass filter is established based on the theory of anisotropy dispersion and transmission.

根据静磁表面波的各向异性色散与传输基本理论，建立了静磁表面波带通滤波器的带宽控制模型。

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Exploration on Teaching of Surface Acoustic Wave Filter and Developing Students' Comprehensive Ability

声表面波滤波器教学与学生综合能力培养的探索

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Use method ( 1) named" the programmable trapping wave", which is merged with frequency spectrum convert in linear, Direct Digit Synthesizer and Surface Acoustic Wave Filter, to open a communication band in jam-band willfully.

使用融合了线性频谱搬移技术、数字频率合成技术以及声表面波滤波技术的可编程陷波法，在干扰频段内任意开辟出通讯频段窗口；

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Invent your own filters, use an Elliot Wave filter, anything you think will help your trading.

发明你自己的过滤, 利用艾略特过滤器, 任何你认为对你交易有帮助的所有的东西.

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The utility model adopts surface acoustic wave filter, and the circuit is simple to realize.

采用声表面波滤波器，电路实现简单，调整方便，一致性好。

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This paper also analysis the EMC of the element in PCB. For the surface acoustic wave filter offered from certain academe, material analyse and account have adopted in the finding route of coupling and the measure of anti-jamming.

论文分析了PCB上器件的电磁兼容，对具体的某研究所提供的声表面波滤波器，在找出干扰途径以及采取对应措施过程中进行了具体分析计算。

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Evolutionary Design for Surface Acoustic Wave Filter

声表面波滤波器进化设计

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Include the oscillator, modulator, upper frequency transformer, wave filter, power amplifier like X-mitter.

发射机一般包括振荡器 、 调制器 、 上变频器 、 滤波器 、 功率放大器.

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The prime principium of data processor 、 The wave filter and programmable gain amplifier was detailed introduced;

详细介绍了采集系统的原理图，滤波电路，可编程增益放大电路；

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Analysis of the response of surface acoustic wave filter using admittance parametric

应用导纳参量分析声表面波滤波器的响应

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Study on Channel Estimation Based on Alterable Steps Wave Filter

基于可变抽头滤波器的信道估计的研究

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The time field analysis module contains the timely wave return 、 digital filter 、 axis center track analyzing 、 demodulation analyzing 、 trend analyzing 、 mutual analyzing.

时域分析包括时域波形回放、数字滤波、轴心轨迹分析、解调分析、趋势分析、相关分析。

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Design of a RF Bulk Acoustic Wave Filter Using PZT Thin Film

采用PZT薄膜的体声波RF滤波器设计

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Application of surface acoustic wave filter in television

声表面波滤波器在电视机中的应用

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Application of overtone wave filter in rectifier equipment

谐波滤除装置在整流设备上的应用

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Surface Acoustic Wave Filter ( SAWF) is a sort of analogue device for signal processing.

声表面波器件是一种新型的模拟信号处理器件。

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Compared with the surface acoustic wave filter with same period and same size of all fingers of interdigital transducers, the frequency response of that which based on evolutionary design is improved greatly, especially in its side lobe suppression.

与典型的等周期、等指长的声表面波滤波器相比，采用进化方法设计，极大地提高了滤波器频率响应性能，旁瓣抑制得到了改善。

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Analysis and Comparison of Harmonic Wave Filter Method in Electric Power Frequency Communication

工频电力通信中谐波滤除方法的分析和比较

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Flat wave filter reactor and dc high voltage dc converter stations dc together make up the side of the dc harmonic filter circuits.

平波电抗器与直流滤波器一起构成高压直流换流站直流侧的直流谐波滤波回路。

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An Effective Way to Control the Bandwidth of Magnetostatic Surface Wave Filter

一种静磁表面波滤波器带宽控制的有效方法

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We succeeded in making the multi-wave bands filter film by means of continuous experiment and optimization of technical parameters, and it can withstand laser illuminant irradiation and harsh environmental test.

通过反复试验，优化工艺参数，在蓝宝石基底上成功镀制了符合红外光学探测器使用要求的多波段滤光膜，并且能够承受激光光源的照射和恶劣环境的测试。

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Evolutionary design for surface acoustic wave filter based on genetic algorithm

基于遗传算法的声表面波滤波器进化设计

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We also summarize the filter parameter using small wave and interpolating cut method to differentiate frequency.

同时总结出了小波滤波和插值切割作为分频方法的滤波参数设计方案.

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the engineer installed an electromagnetic wave filter in the device.

工程师在设备里安装了一个电磁波滤波器。

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In order to lower cost of buried pipe engineering, using simulation test installation a filter structure of buried PVC pipe with double partitions and wave vein for water drainage was researched in laboratory.

为降低暗管工程施工成本，在实验室利用模拟实验装置研究了PVC双壁波纹排水暗管的滤水结构。

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if saw filter intermediate frequency surface acoustic wave filter

中频声表面滤波器，常用于三星手机电路。

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Surface Acoustic Wave filter and ceramic filter are primarily used in the traditional wireless communication systems; they can not meet the needs of current communication system because of large volume or low operating frequency.

传统用于无线通信的带通滤波器以介质陶瓷滤波器和声表面波滤波器为主，他们因为体积大或工作频率低等因素已经不能满足需要。

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However, using the improved EMI wave filter can reduce EMI by 50~ 70 dB μ V.

使用改进后的EMI滤波器，能将电磁干扰衰减50~70dBμV。

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Mathematics calculations and diagrams show that: short circuit instigate drop admittance has profound correspondence physics significance for surface acoustic wave filter, and the characteristic of division digital transducer can be described and designed using transmission line model.

通过数学推导和图解表明：短路策动点导纳对声表面波滤波器有着对应的物理意义，用传输线模型可对分裂指换能器的特性进行精确的描述和设计。

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Minus filters for laser protection need filter out some specific wavelengths in the wide high transmission wave band, which is mainly used to protect the photodetectors and soldiers from laser damage.

激光防护用负滤光片是指在所要求的高透射光谱范围中滤除特定波长的激光，这种滤光片主要用于保护光学系统探测器或人眼不被激光损伤。

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