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- training cyclic prefix 循环训练前缀
- The second chapter introduced OFDM system, including series-parallel conversion, DFT/IDFT conversion, cyclic prefix. 第二章介绍了OFDM系统与MIMO技术,包括OFDM系统的串并转换,DFT/IDFT转换,循环前缀等特性。
- Moreover, serious ISI (Inter-Symbol Interference) and ICI (Inter-Carrier Interference) can be readily circumvented by introducing CP (Cyclic Prefix) . 而且,循环前缀的引入消除了符号间干扰(ISI),避免了信道间干扰(ICI)。
- Simulation results show that compared with the method using cyclic prefix,OFDM underwater acoustic communication system using CPLS can work well under an even lower SNR. 研究结果表明,同利用循环前缀的频率偏移估计方法相比,基于循环前缀频率偏移LS拟合算法的OFDM水声通信系统能够工作在更低的信噪比情况下。
- Based on the cyclic prefix property of the guard intervals, it provides estimates for sampling positions of ISI-free region by combining the techniques of delay conjugate multiplication, phase difference, symbol-by-symbol average, and edge detection. 以护卫区间循环前置的特性为基础,结合延迟共轭相乘、相位差分、符元对符元之区段式平均以及边界侦测等技术来估计非码际干扰区间的位置。
- In OFDM systems, when the channel response is longer than cyclic prefix (CP), intersymbol interference (ISI) will occur.The ISI can seriously degrade the performance of OFDM systems. 摘要:在正交分频多工系统中,当脉冲响应长度大于前置循环讯号的长度时,符元间的干扰就会产生而将严重地降低系统效能。
- With cyclic prefix, the channel matrix exhibits block circulant property which is exploited to blindly identify periodically modulated block transmission system in an existing method. 一种针对具有循环前缀和周期调制的块传输系统的盲辨识方法,利用了信道矩阵的块循环特性来求解信道系数。
- heter-cycle abutted cyclic prefix 异周期毗邻结构的循环前缀
- A Symbol Timing Algorithm Using Cyclic Prefix of OFDM System 一种基于OFDM循环前缀的符号定时算法
- Analysis of Short Length Cyclic Prefix Based on OFMD/DMT 基于OFDM/DMT的短长度循环前缀分析
- In this system, pseudonoise (PN) sequences, rather than cyclic prefixes, are inserted as guard interval between consecutive inverse discrete Fourier transformed (IDFT) symbol blocks. 在该系统中,伪随机(PN)序列代替循环前缀做为保护间隔插入经过反傅立叶(IDFT)变换的信号块中。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
- She earned her place in the team by training hard. 她由于刻苦训练而在队里取得了地位。
- I have to admit that we need further training. 我得承认,我们还需要进一步培养。
- It has proved of great assistance in such training. 事实证明,在这类训练中,它很有好处。
- I've had some training in cooking. 我受过些烹饪训练。
- The job does not require any formal training. 做这种工作不需要任何正规训练。
- An Ultra-wideband Wireless Communication System Employing Cyclic Prefix and Pulse Modulations 采用脉冲调制和循环前缀的超宽带无线通信系统
- They finished the preparatory training. 他们完成了预备训练。
- He was singled out for special training. 他被选拨出来接受专门训练。