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- dense multipath channel 密集多径信道
- Optimal Path Selection and Algorithm for S-Rake in Dense Multipath Channels 密集多径信道中最优S-Rake路径选择与算法
- The influence of pulse repetition frequency(PRF)on BER performance of ultrawide bandwidth(UWB)systems with THSS and PPM in dense multipath fading channel is firstly analytically investigated in this paper. 首次研究分析脉冲重复频率(PRF)对密集多径衰减信道下采用 THSS 和 PPM 的 UWB 系统 BER 性能的影响。
- Simulations in the multipath channel indicate its better performance. 多径信道中的仿真验证了该算法的良好性能。
- In indoor environments, ultra-wide band signals suffer from dense multipath propagation and severe time dispersion. 超宽带信号在室内环境中将经历密集多径传播,产生严重的时间弥敞。
- The proposed algorithm is analyzed under indoor multipath channel model, and the threshold setting scheme is presented. 分析该算法在室内多径信道模型中的性能,给出门限的设置方案。
- The effectiveness of this new method is verified via the computer simulation of time-varying underwater acoustic multipath channel estimation. 对时变多径水声信道估计的计算机仿真实验证明了该方法的有效性。
- We make the BER simulation of SIC algorithm in AWGN channel and Multipath channel comparing with the performance of conventional MF receiver. 对SIC算法在AWGN信道和多径信道情况下进行误码率仿真,并对比传统的常规检测器(MF)的性能。
- A new algorithm based on higher order cumulants is proposed for classification of MPSK signals in multipath channel environments. 针对多径信道中MPSK信号的调制分类问题,提出一种新的基于高阶累量的分类算法。
- Simulation shows that, compared with conventional methods, this receiver can provide better performance under various multipath channel conditions. 计算机仿真结果表明,相比于传统的接收系统,该系统在各种多径条件下都具有一定的优势。
- Furthermore, we propose two kinds of multiuser detection receivers, to decorrelate and cancel MAI from the effective users of a high rate user due to multipath channel. 此外我们提出去相关和干扰消除多户侦测接收机用以克服高速传输使用者所遭受到来自等效用户的多重存取干扰。
- We propose to append the training sequences overlapping with data symbols at the transmitter.By this method, the OFDM system can combat longer delay of multipath channel. 为了解决这个问题,我们将训练序列延长,使它的一部份与资料符元重叠,如此系统将可承受更长的多路径通道衰减。
- In the ultra-wide band (UWB) wireless communication system, UWB signal after the multipath channel transmission, will receive the serious multipath interferences. 摘要在超宽带(UWB)无线通信系统中,UWB信号通过多径信道传输后,会受到严重的多径干扰。
- However, as the transmission bandwidth increases, one of the primary challenges in wireless communication is to overcome the effect of multipath channel. 无线通讯中的其中一项挑战即为对抗多路径通道所产生的影响。
- He thinks of new york as a den of iniquity. 他认为纽约是个藏污纳垢之处。
- Orthogonal Frequency Division Multiplexing (OFDM) is the modulation technique for wireless communications,for OFDM can effectively combat Inter-Symbol Interference(ISI) caused by multipath channel,it has gained much of people's interest. OFDM(正交频分复用)是一种无线环境下的高速传输技术,它对由于无线信道的多径传播引起的ISI(符号间干扰)有很强的抵抗能力,已经引起了人们的广泛关注。
- He has made his house a den of thieves. 他把自己的家变成了一个贼窝。
- Then critical technologies of simulation system are discussed, including frame processing structure, FH sequence generator, simulation models of path loss and multipath channel, simulation of signal propagation delay and jamming signal etc. 其次,讨论了仿真系统实现的关键技术,包括帧处理结构、跳频序列发生器、路径损耗与多径信道仿真模型、信号传播延时及干扰信号的仿真等。
- The bears den up together during the winter. 冬天熊一起在洞穴里冬眠。
- He thought of New York as a den of iniquity. 他认为纽约是个藏污纳垢之处。