多径衰落信道,multipath fading channel
1)multipath fading channel多径衰落信道
1.A fast and reliable technique with high performance for timing and frequency synchronization of multiple-input multiple-output(MIMO) orthogonal frequency division multiplexing(OFDM) system is proposed inmultipath fading channel.利用所有发送天线同时发送的移位正交chu序列对已有的定时和频偏估计算法加以改进,提出了一种在多径衰落信道下具有高精度的快速多入多出-正交频分复用(MIMO-OFDM)系统定时和频偏估计新方法。
2.Inmultipath fading channel, the bit error rate (BER) performance of orthogonal frequency division multiplexing (OFDM) system using frequency domain differential detection (FDDD) is analyzed, the closed form expression of BER performance of FDDD is obtained.在多径衰落信道条件下,分析了符号间干扰对频域差分正交频分复用系统误码率性能的影响,得到了误码率的解析表达式,分析和仿真的结果表明,频域差分的误码率性能受到符号间干扰的影响,但在不同的信道条件下,符号间干扰对系统性能的影响程度也有不同。
英文短句/例句
1.Modeling and Simulation of Communication System in Multi-path Fading Channel多径衰落信道下的通信系统建模仿真
2.Blind equalization algorithm for the QOTDM system in multi-path fading channels多径衰落信道下QOTDM系统的盲均衡算法
3.The Study of The RAKE Receiver in Multipath Fading多径衰落信道中的RAKE接收机性能研究
4.Characteristics Research of the Multipath Fading Channel in Digital Cellular Mobile Communications;数字蜂窝移动通信多径衰落信道的特性研究
5.The Simulation of Multi-path Fading Channel in Mobile Communication Based on MATLAB;基于Matlab的移动通信中多径衰落信道的仿真
6.Modeling and BER Simulation of QPSK Signal Multipath ChannelQPSK信号多径衰落信道的建模与误码率仿真
7.Emulatioanal research of spread spectrum communications system over multi-path fading channels多径衰落信道下扩频通信系统的仿真研究
8.Research on the Key Techniques of Multicarrier Systems in Multipath Fading Channel;多径衰落信道中多载波系统的关键技术研究
9.Timing Synchronization Algorithm in OFDM System under Multipath Fading Channel;多径衰落信道下OFDM定时同步算法的研究
10.Analyzing and Improving the TCP under Wireless Multi-path Fading Channel;无线多径衰落信道下TCP协议改进算法的研究
11.The Study of Adaptive Channel Equalizer in Time-varied Multipath Fading Channel;时变多径衰落信道中自适应均衡技术的研究
12.A Novel Timing Synchronization Algorithm Based on Energy Difference over Multi-path Fading Channel多径衰落信道下OFDM时间同步算法的研究
13.OFDM Symbol Synchronization Algorithm in Multi-Path Fading Channel多径衰落信道下的正交频分复用符号同步算法
14.Parametric Channel Estimation and Statistics Analysis for OFDM Systems in Time-Varying Multipath Fading Channels时变多径衰落信道中的OFDM系统—参数化信道估计与统计量分析
15.A Study on the Properties of Multipath Fading Channel of Satellite Mobile Communications;卫星移动通信系统多径衰落信道传输特性的研究
16.Blind equalization is an effective way to suppress the inter-symbol interference (ISI), which is caused by multipath fading communication channels.在数字通信中，盲均衡是克服多径衰落信道导致的码间干扰的一种有效方法。
17.Research on a kind of fast blind equalization algorithm for multipath fading wireless channel一种适用于多径衰落无线信道的快速盲均衡算法研究
18.Multi-path Channel Estimation in Strong Impulse Noise Environment强脉冲噪声环境下的多径衰信道估计
相关短句/例句
multi-path fading channel多径衰落信道
1.A blind estimation method for the frequency offset and the symbol timing error in a frequency-selectivemulti-path fading channel is proposed.提出一种适合于频率选择性多径衰落信道的频率偏移和符号定时误差的盲估计方法,该方法主要利用由过采样接收信号所引入的二阶循环平稳特性。
2.Aiming at the effect of residual carrier frequency offset (RCFO) to OFDM systems,the paper analyzes three common estimation methods of pilot assisted (PTA) RCFO:SK method,WJJ method and SYJW method,and compares their function inmulti-path fading channel.针对剩余载波频率偏移对OFDM系统性能的影响,分析了OFDM系统中常见的三种导频辅助剩余载波频率偏移的估计算法:SK算法、WJJW算法和SYJW算法,并比较了它们在多径衰落信道环境下的性能。
3)multipath fading channels多径衰落信道
1.The bit error rate(BER) performances of two kinds of multiple access differential chaos shift keying(MA-DCSK) systems overmultipath fading channels are investigated.研究了两种多址差分混沌键控(Multiple access differential chaos keying,MA-DCSK)通信系统分别在瑞利以及莱斯多径衰落信道下的误码率(Bit error rate,BER)性能。
2.The demodulation performance of OFDM systems inmultipath fading channels was improved with an algorithm utilizing a feedback loop based on adaptive Wiener deconvolution.为改进正交频分复用(OFDM)系统在多径衰落信道下的解调性能,提出了基于自适应Wiener反卷积滤波反馈环路的接收算法,对多径衰落信道进行白化处理,使处理后的信道噪声接近于加性高斯噪声(AWGN)。
3.A novel Discrete Wavelet Packet Modulation(DWPM) system based on Fractionally Spaced Equalizers(FSE) and the Maximum Likelihood(ML) algorithm is studied formultipath fading channels.在多径衰落信道下,提出了一种基于ML的新型离散小波包调制系统。
4)Rayleigh multipath fading channelRayleigh多径衰落信道
1.In this paper, the bit-error-rate(BER) performance of the asynchronous direct-sequence CDMA(DS/CDMA) multiuser system in a wireless radio communications environment characterized byRayleigh multipath fading channels is investigated.研究了Rayleigh多径衰落信道下的直扩 /码分多址 (DS/CDMA)多用户系统的误码率。
5)multi-path fast fading channel多径快衰落信道
6)Block-Fading Multi-path Channel慢衰落多径信道
延伸阅读
多用户信道容量见信道容量。
