您要查找的是不是：
- 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。
- Orthogonal Frequency Division Multiplexing (OFDM) has high spectrum efficiency and capability to mitigate the side-effect of multipath propagation. 正交频分复用(OFDM)技术由于具有较高的频谱效率,而且可以有效地对抗多径传输,已成为高速数据传输的关键技术。
- The limited channel bandwidth and ISI introduced by channel multipath propagation are the obstacles for underwater acoustic (UWA) communications. 受限的信道带宽和由于信号多途传输造成的码间干扰一直是水声通信的主要障碍。
- But the noises, the attenuation and the multipath propagation inhering in the powerline make it very difficult to realize such kind of communication system. 但是电力线信道上存在的各种噪声、衰减和多径传播等问题,这些都大大提高了通信的难度。
- A low-complexity joint angle and delay estimation algorithm is presented for asynchronous DS-CDMA systems under multipath propagations. 针对异步DS-CDMA系统中的多用户环境,本文提出了一种低复杂度的联合角度一时延估计算法。
- The Simulation of Multipath Propagation Characteristic of Microwave in a Tunnel 隧道内微波多径传播特性的仿真
- Characteristics of Radio Multipath Propagation and its Impact on Terrestrial Mobile Communication System 无线多径特性及其对陆地移动通信系统规划设计的影响
- Performance Analysis of Different Modulations'Abilities to Combat Multipath Propagation in OFDM Systems OFDM系统中不同调制方式抗多径干扰的性能分析
- Keywords High-speed locomotive,multipath propagation,fading channel,,,,,probability distribution,numerical emulation; 高速移动;多径传播;衰落信道;概率分布;数值模拟;
- Analyzing and Modeling for the Digital Signal Multipath Propagation Time Delay Spread Suffered from Huge Buildings in a City in Mobile Communication System 高层建筑对脉冲多径时延展宽影响分析与建模
- The sun sometimes spoils the propagation of radio waves. 太阳有时会影响无线电波的传播。
- multipath propagation model 多径模型
- Emission and propagation of energy in the form of rays or waves. 发射以光线或波的形式发出和传播能量
- Besides scattering can causes multipath effect. 此外，散射还会引起多径效应。
- This condition is known as multipath reception. 这个情况为人所知作为多重通道的招待会。
- multipath propagation 多径传播
- The propagation of animals or plants. 动物的饲养，植物的培植
- Reproduction and spread; propagation. 复制和散布；繁殖
- urban multipath propagation 市区多径传播
- Committee on Propagation of the Tradition! '优良传统发扬光大委员会'！
