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- The superficial layers are often frequency selective to transmission. 表层传播一般都有频率选择性。
- The core part of the circuit is differential and frequency selection. 电路核心部分由微分电路和选频电路组成。
- We get finally a multilayered LTCC three-stage bandpass filter with a small size and high frequency selectivity. 通过上述场与路相结合的设计方法，获得了尺寸小、频率选择特性好的多层LTCC三级带通滤波器。
- It is characterized by good frequency selectivity, low insertion loss and high attenuation of specified frequency. 它具有频率选择性好，通带插损低，对陷波频点抑制较高的优点。
- Frequency selective surface (FSS) is a two-dimensional periodical structure and used mostly in the filter. 频率选择表面(FSS)是一种具有二维周期性结构的滤波结构,主要在滤波器上使用。
- frequency selecting surface (FSS) 频率选择表面（FSS）
- Jakes frequency selective fading channel model complete source code, has been tested. (译)：杰克斯频率选择性衰落信道模型的完整的源代码，已经过测试。
- voice frequency selecting system 音频拨号制
- A novel design method for frequency selective surfaces(FSSs) in application of a double curved streamlined radome is presented in this paper. 提出并发展了一种适于任意双曲率曲面雷达罩的FSS设计方法。
- In order to realize wideband filtering properties of frequency selective surface (FSS), FSS of closely packed elements is presented. 为了实现频率选择表面（FSS）的宽带滤波特性，本文给出了单元紧密排布的FSS结构。
- The generator of adaptive FH pattern is designed.By using it and the result of the LQA, adaptive frequency selection is accomplished. 设计了自适应跳频图案发生器,利用信道质量评估结果,完成了自适应频率选择。
- In this paper an effective manner to minimize RCS of radar system-Y shape sloted frequency selective surface (FSS) is presented. 为此，本文提出了一种有效的减小雷达天 线RCS的方法--Y形缝隙频率选择表面（FSS）。
- This paper presents a theoretical study of the tunability of frequency selective filter extended cavity semiconductor lasers. 本文分析选频滤波器负载外腔半导体激光器的调谐特性。
- Study on the application of frequency selective surface (FSS) to the design of composite microwave absorbers was presented. 摘要对频率选择表面(FSS)在复合吸波材料设计中的应用进行了研究。
- Due to their unique frequency selective characteristics and small compact and easily to do PCB board, EBG structures are introduced. 本文介绍了具有频率选择特性,易于加工的电磁带隙(EBG)结构。
- At present,the principle of frequency selective surface and the principle of IR coating are adopted to combine different orientations of IR and MMW to uniform direction. 为了将不同方向的红外与毫米波复合成同一出射方向,现在国内多采用频率选择表面原理与红外高反原理。
- The blind space-time channel estimation and multiuser detection algorithm for asynchronous DS-CDMA system in frequency selective Rayleigh fading channel are presented. 该文提出了适用于频率选择性瑞利衰落信道中的异步DS-CDMA系统盲空时信道估计及多用户检测算法。
- Increase in damping weakens the maximum impeding effect, but it widens the frequency band of im-Pedimellt and improves the frequency selectivity accordingly. 阻尼增加虽降低了最佳的阻抑效果，但抑制的频带宽了，改善了阻抑效果的频率选择性；
- This paper investigates blind space-time interference suppression for MultiCarrier CDMA (MC-CDMA) system in frequency selective Rayleigh fading channel. 该文研究在频率选择性瑞利衰落信道中MC-CDMA系统的盲空时干扰抑制。
- Frequency Selective Filter(FS F )is utilized to design feedback controller in frequency do-main.For each dist urbance frequency,there are only two real coefficients to be tuned. 使用频率选择滤波方法在频域设计反馈控制器,对每个干扰频率,仅需调节两个实系数。
