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- 文章对几种常用的基于循环前缀(CP)的最大似然同步算法进行了分析,并对其频偏估计方差进行了比较;同 时针对基于CP 的同步算法在多径衰落信道下性能较差的情况,提出了一种改进的CP 同步算法并进行了仿真,结果表明相比 于原ML 算法,文中算法在多径信道下可有效提高频偏估计性能。-】This paper does some research on multiple maximum-likelihood (ML) algorithms based on cyclic prefix (CP)
OFDM_Technique_Simulation_Performance
- 摘要:基于通信技术的列车运行控制系统(CBTC)是铁路信号的发展方向,交频分复用 OFDM)是一种无线环境下的高速传输技术,它对高速列车控制信息传输中卞要受到的由于多 径传播引起的快衰落所产生的影响有很强的抵抗能力.本文首先介绍了OFDM技术的发展和 基本原理,然后在计算机上用M atlal〕对其性能进行了仿真,仿真中将OFDM与传统的单载波 调制方式—i1,交振幅调制( 1frQAM)对抗多径十扰的性能进行了比较,最后分析了一者的仿真结果. -Abstract: Based
final
- In 揚erformance of multi-carrier DS CDMA Systems?we apply a multi-carrier signaling technique to a direct-sequence CDMA system, where a data sequence multiplied by a spreading sequence modulates multiple carriers, rather than a single carrier. The rec
ofdm_bpsk_fading
- OFDM with BPSK in Fading Channel.
fading
- 本程序是移动通信中多径衰落信道的Matlab仿真,对移动通信中的瑞利信道、高斯白噪声信道、伦琴信道给出了simulink的系统模型,并在MATLAB中编写程序仿真。-This program is used for simulating the multi-path fading channel in mobile communication. The simulation tool is matlab. Rayleigh fading model,AWGN model and Rician f
alowcomplexitydecodingarithmforOSTBCinfrequencycho
- 频率选择性衰落信道中一种低复杂度的正交空时分组码译码算法。该方案借鉴D-BLAST系统的检测方法,采用干扰抵消和干扰置零方法消除多径干扰,从而有效地检测出期望信号,译码复杂度低。有创新,希望给研究OSTBC译码的同志带来帮助。-Frequency-selective fading channel a low-complexity orthogonal space-time block code decoding algorithm. The program builds on D-BLAST s
DRA
- 国外博士学位论文,无线衰落信道下的动态资源分配-Dynamic resource allocation in wireless fading channels
FadingPaper
- 用MATLAB实现通信系统的平坦衰落信道的建模-An approach to demonstrate flat fading in communication systems is presented here, wherein the basic concepts are reinforced by means of a series of MATLAB simulations. Following a brief introduction to fading in g
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- 多径衰落信道下的通信系统建模仿真多径衰落信道下的通信系统建模仿真-Multipath fading channel modeling and simulation of communication systems
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- 多径瑞丽衰落信道下OFDM系统仿真多径瑞丽衰落信道下OFDM系统仿真-Ruili multipath fading channel OFDM system simulation multipath fading channel Ruili OFDM System Simulation
Freq-and-timing-recovery
- 文章介绍了平坦衰落下的频偏和同步联合恢复技术,能够有效应对时变的信道,并且不需要训练序列,给出了详细的仿真和分析,供大家学习-Two open-loop algorithms are developed for esti- mating jointly frequency offset and symbol timing of a linearly modulated waveform transmitted through a frequency-fl at fading
862_fading
- I sent BER performance over Fading Channels, Matlab source codes was attached.
Ieee-paper
- Two Ways to Simulate a Rayleigh Fading Channel IEEE的论文-Two Ways to Simulate a Rayleigh Fading Channel IEEE s paper
nakagamai
- The primary justification for the use of the Nakagami- m fading model is its good fit to empirical fading data. A procedure for simulating both the amplitude and the phase processes of a Nakagami-m fading channel, for arbitrary values of the fading p
MultiPathFading
- 大牛的论文,方法已被列为itu-r建议。是海事卫星中海面多径衰落预测模型-the method has been proposed as itu-r. The sea is maritime satellite prediction model multipath fading
fgd785687
- 浅海远程水声通信由于水声信道带来的严重多径干扰和衰落, 导致通信速率低、误码率高 以及接收端信噪比低等缺点。针对这一问题, 提出了一种比较有效的M 元线性调频(L FM ) 水声通 信技术。-Remote shallow water acoustic underwater communication channel because of the serious multi-path interference and fading, resulting in lower communica
fading-dich
- chuong trinh mo phong kenh fading
fast-fading-Geometry-modeling
- 通过累加各时域可分辨径接收功率的方法(方法一),以及计算一段时间内各个子载波的平均SINR的方法(方法二),给出考虑快衰落的两种新的Geometry 建模方法-Distinguished by adding up all the time domain the Rake power method (Method 1), and calculate the average period of time each subcarrier SINR method (Method 2) consider
Simulink-flat-fading
- 基于Simulink的平坦瑞丽衰落的信道建模与性能分析-Based on channel modeling and performance analysis of Simulink flat fading
LDPC-on-Rayleigh-Fading
- 分析了LDPC码在瑞利衰落信道下的性能和代码优化-LDPC codes in Rayleigh fading channel is analyzed and performance of code optimization