搜索资源列表
OFDM
- 针对在无线电监测和认知无线电系统中,信号参数估计这一重要问题,证明了OFDM信号具有循环平稳性的必要条件是加循环前缀或有非矩形脉冲成型,并以线性周期时变变换(LPTV)模型为基础,推导了OFDM信号的循环谱表达式-For radio monitoring and cognitive radio systems, signal parameter estimation of this important issue, the necessary condition for the OFDM sig
OFDM-signals
- 针对无线电监测和认知无线电系统中正交频分复用(OFDM) 信号参数估计这一重要问题,提出了用频域累积法算OFDM 信号的循环自相关函数的数值计算方法.-For radio monitoring and cognitive radio systems, orthogonal frequency division multiplexing (OFDM) signal parameter estimation of this important issue, the accumulation meth
OFDM-signals-with-low-SNR
- 针对认知无线电系统中正交频分复用( OFDM )信号参数估计这一重要问题, 利用OFDM 信号的循环谱实现了符号周期的盲估计。-For cognitive radio systems, orthogonal frequency division multiplexing (OFDM) signal parameter estimation of this important issue, the cyclic spectrum of the OFDM signal to achieve the
A-few-daffodils
- 打印出所有的“水仙花数”,所谓“水仙花数”是指一个三位数,其各位数字立方和等于该数 本身。例如:153是一个“水仙花数”,因为153=1的三次方+5的三次方+3的三次方。 1.程序分析:利用for循环控制100-999个数,每个数分解出个位,十位,百位。 -A few daffodils
CDT-Statute-Description
- CDT交互式-循环式规约说明,有规约帧结构说明、数据交互流程图和数据交互说明,适用于电力行业CDT规约通信参照。-CDT Interactive- circulating Statute instructions have described the statute frame structure, data flow diagrams and data exchange interaction instructions for the power industry CDT Statute co
ofdm_simulation_with_matlab
- 本文先简要介绍了OFDM的基本原理,然后进行了OFDM添加循环前缀后可以抗多径干扰的数学推导,在给出OFDM系统模型的基础上,用MATLAB语言对系统进行了仿真。最后给出不同信道下,循环前缀、均衡技术对系统误码率影响的比较曲线,并得出结论。-This paper first introduces the basic principles of OFDM, and then after the OFDM cyclic prefix can be added anti-multipath inter
MLTimeFrequencyOffsetOFDM
- OFDM联合极大似然法,符号和载波频偏估计,利用循环前缀的冗余信息实现ML估计,不需额外插入导频,其频率估计用于跟踪模式,时间估计用于捕获模式。-OFDM ML estimator for time and frequency
6481
- 超高速毫米波无线局域网通信系统性能分析,研究了新的适用于WLAN协议标准的循环移位分集方案-performance analysis for ultra-high rate millimeter wave wireless local area network communication systems
2
- 线性卷积和循环卷积在工程上的应用亦非常广泛,在Matlab软件处理下,实现任意两个序列的线性和循环卷积对于工程上的辅助是相当重要的,程序为读者提供了线性卷积和循环卷积的matlab编码。-Linear convolution in engineering application is very extensive, in MATLAB software, to achieve any two sequences of linear and circular convolution support
jun-V0.7
- 有井曲线作为输入可计算其地震波的衰减,针对EMD方法的不足,分析了该信号的时域、频域、倒谱,循环谱等。- There is a well attenuation curve as input to calculate its seismic waves, For lack of EMD, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.