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DSSS.rar
- 一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道：不考虑通信信道信号时，由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
ldpc2
- ldpc编码，在加性高斯白噪声情况下描述出它的误码率随信噪比变化的情况-ldpc coding, in the additive white Gaussian noise cases, describe its bit error rate with signal to noise ratio the changes in the
vb-dll
- vb调用dll，dll里面一个简单加法函数，一个结构参数赋初值，在窗体显示出来。在vb调用时，在文件目录中右键用vb运行，否则因为目录问题会出现找不到dll的现象。-call vb dll, dll inside a simple additive function, a structural parameter initial value, in the form displayed. In vb call, right in the file directory using vb run,
C_RLS
- 研究利用RLS算法自适应均衡器纠正存在加性白噪声的信道的畸变。讨论特征值扩散度 对学习曲线的影响。 比较RLS算法和LMS算法在不同信噪比情况下的学习曲线。 -RLS algorithm using adaptive equalizer to correct the existence of additive white noise distortion channel. Eigenvalue discussion diffusivity impact on the learning cur
MQAM-modulation-demodulation
- 产生一段随机四进制信号，对其进行QAM调制后，送入加性高斯白噪声信道传输，用加法运算在已调信号叠加白噪声，模拟加性高斯白噪声信道对信号传输的影响，在接收端对信号进行相应解调，并与原始信号比较计算误码率。改变误差白噪声的功率，绘制信噪比与误码率曲线。并与同组其他同学的性能曲线比较各种调制方式的性能优劣。-For some randomly generated four-band signal, after its QAM modulation, into the additive white Ga
Poly1
- 实现一个多项式加法，用VC++开发，用户输入两个多项式，实现加法，求导等运算。-The realization of a polynomial addition, using VC++ development, user input of two polynomials, to achieve additive, such as computing derivation.
PolyAdd
- 给定两个多项式P(x)与Q(x)，通过链表实现它们的加法。ACM程序设计练习题。-Given two polynomials P (x) and Q (x), through the realization of their additive list. ACM Programming Exercises.
CDMA-2USER
- 二用户CDMA系统，信道为加性高斯信道，使用BPSK调制，15位M序列扩频，可以正确解扩解调。 输出为2用户的基带信号、扩频信号、PSK调制信号、解调信号的时域和频域特性，给出两个用户分别的误码率。 -Second, the user CDMA system, channel for the additive Gaussian channel, using BPSK modulation, 15 M Sequence Spread Spectrum, you can correct demo
IIR
- 三路抑制载波调幅信号相加构成的复合信号st 以及其频谱分析.-Three-carrier AM signal inhibiting compound additive signal and its spectrum analysis st.
DeblurringImagesUsingaRegularizedFilter
- Regularized deconvolution can be used effectively when constraints are applied on the recovered image (e.g., smoothness) and limited information is known about the additive noise. The blurred and noisy image is restored by a constrained least square
add
- 简单的加法界面实现，VC++初学者可参考！-Simple additive interface, VC++ for beginners can be found!
ww
- 本论文以OFDM系统为基础，介绍了OFDM系统的基本原理，以及使用OFDM技术的优势所在，并且展望了今后的无线移动技术的发展前景。在简单介绍OFDM原理的同时，着重阐述了OFDM系统在不同信道环境和不同实现方式下的误码性能。主要包括了OFDM系统在加性白高斯信道，在加性白高斯信道和多径干扰两种不同信道环境下系统的误码性能，其中后者还研究了系统在有保护间隔与无保护间隔的误码性能比较。在理论分析的基础上，用MATLAB进行仿真，最后做出误码性能的分析和比较。 -This paper has OFDM
MUD
- 在DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较-In the DS-spread spectrum system, the noise is additive white Gaussian noise, the traditional single-user detection, the linear decorrelating multiuser detector and minimum mean-sq
zhengjiaoxinhao
- 完成M=4的正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系，绘出误码率-信噪比曲线图，并和物理曲线进行比较。-The completion of M = 4 orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal
shuangzhengjiaoxinhao
- 完成双正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系，绘出误码率-信噪比曲线图，并和理论曲线进行比较。-Complete pairs of orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal to noise
no_coherent
- 基于差分相关的GPS信号检测算法，该算法和传统的相关累加进行了比较分析。-Based on Differential GPS-related signal detection algorithm and the traditional a comparative analysis of the relevant additive.
009
- 利用matlab对IS-95前向链路系统的仿真，包括扩频调制，匹配滤波，RAKE接收等相关通信模块，仿真环境为加性高斯白噪声信道. -Using matlab on the IS-95 forward link system simulation, including the spread spectrum modulation, matched filter, RAKE receiver and other related communication module, the simula
evar
- 假设被噪声污染的信号服从高斯分布,估计高斯噪声的方差.-A signal corrupted by a Gaussian noise with unknown variance. It is often of interest to know more about this variance. The function thus returns an estimated variance of the additive noise.
Matrixsum
- 矩阵相加，实现矩阵加法运算，采用十字链表存储，实现相加。-Matrix add, matrix addition operation achieved by using cross-linked storage, to achieve additive.
time_total_tool
- 一款很好用的时间累加工具，实现各种场合时间总计以及分段累加-Time to accumulate a very good tool to use to achieve a variety of occasions for a total and sub-additive