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- 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。
- adjacency channel frequency 邻信道频率
- adjacent channel frequency 相邻信道频率
- 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。
- Nearby base stations using adjacent channels. 使用相近频道的相邻基站。
- adjacent channel frequence 邻信道频率
- Post simulation shows the PA exhibited a power-added efficiency of 44.8%,a gain of 27.4 dB,and an adjacent channel leakage power ratio at a 1.25-MHz offset frequency of-47.9 dBc at a out of 28 dBm with 1.228 8-Mcps HPSK modulation. 考虑了寄生效应的后仿真结果表明;该功率放大器在1 850MHz;码片速率为1.;228 8Mcps的混合移相键控调制信号的激励下;在CDMA2000系统要求的最大输出功率28dBm处PAE达到44
- 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。
- 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。
- Adjacent Channel Interference When two or more carrier channels are placed too close together in the frequency spectrum, they interfere with each other and mess up each other's conversations. 邻道干扰频谱中,当两个或两个以上的载波信道相隔太近,他们将互相干扰并影响对方信道的会话。
- 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
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- At higher frequencies, the spacing is small and this in turns limits the kerf width between two adjacent channels. 另外,压电材料的厚度亦正比于波长,故在高频时由于材料太薄而使得切割易造成碎裂。
- same channel frequency interference 同频干扰
- The visual display lets you see activity of upto 40 adjacent channels with user delectable span. 显示屏可以显示最多达40个相邻信道的运行情况,其信道间隔跨度合理,使用起来非常方便。
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。