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- allocated channel frequency 分配信道频率
- Based on the proposed method，DFT/IDFT transform is employed to separate the sub-spaces of noise and channel frequency response. 在此基础上，通过DFT/IDFT变换将信道频率响应子空间和噪声子空间分离，进行降噪滤波。
- How to get the real time channel frequency response in power line OFDM communications by use of the characteristics of power line channel is discussed. 文中介绍了利用电力线信道的性质,在OFDM通信中实时获得信道传输特性函数的方法,并通过实验证实了该方法的有效性。
- Multicarrier systems can be used to combat channel frequency selectivity.Diversity gain can be improved by the application of multiple antennas. 摘要多载波系统能克服多径信道频率选择性的影响，而应用多天线发射和接收能获得分集增益。
- The LS channel estimation of OFDM systems can be viewed as a noisy observation of the true channel frequency response,so the noise component can be compressed through subspace projecting. OFDM系统的LS信道估计可看作真实信道频率响应的一个有噪观察值,因此可采用子空间投影方法对噪声进行压缩。
- AdjacentChannel Leakage power Ratio (ACLR) : The ratio ofthe average power centered on the assigned channelfrequency to the average power centered on an adjacent channel frequency. 邻信道泄露功率比（ACLR）：指配信道的平均功率与相邻信道的平均功率之比。
- And because the connectivity is wireless and channel frequencies are fixed, users can roam within the coverage area and still remain the connectivity. 同时由于连接是无线的、信道频率是固定的，所以用户可以在覆盖区域内漫游，但仍保持着与局域网的连接。
- And because the connectivity is wireless and channel frequencies are fixed,users can roam within the coverage area and still remain the connectivity. 同时由于连接是无线的、信道频率是固定的，所以用户可以在覆盖区域内漫游，但仍保持着与局域网的连接。
- The actual channel frequencies are kept in the precise ratio 3/8 and the transmitters are kept coherent to allow for ionospheric corrections. 确切频率比为3/8，发射机是相干的用来得到电离层修正。
- channel frequency characteristic 通路频率特性
- same channel frequency interference 同频干扰
- radio channel frequency arrangement 射波道频率分配
- reproducing channel frequency response 重放通路频率响应特性
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- We've allocated a sum of money to education. 我们已经拨出了一笔教育经费。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- The Government has allocated funds for housing. 政府已为住房建筑拨给资金。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
