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- 基于认知无线电的频谱扫描相关技术 本文提出了一种自适应的频谱扫描技术,能够很好的提高其性能-Based on cognitive radio spectrum scanning technologies This paper presents an adaptive spectral scanning technology to improve its performance after a good
基于linux2.6.30.4 framebuffer移植LCD驱动到FL2440开发板
- 本文的目的为基于linux2.6.30.4 framebuffer移植LCD驱动到FL2440开发板。本文内容大致分为以下几个部分: 1、 LCD硬件及显示原理介绍; 2、 s3c2440 LCD控制器介绍; 3、 内核LCD驱动机制framebuffer(帧缓冲技术)概述; 4、 驱动移植相关及应用程序接口相关重要数据结构分析 5、 在linux2.6.30.4内核中添加(移植)LCD驱动; 6、 嵌入式linux应用程序中LCD驱动接口函数的调用及其必要包含头文件和数据结构;
self-correlationandpowerspectrum
- 本程序描述的是如何用MATLAB语言来编写自相关和功率谱函数-self-correlationandpowerspectrum
pipeilvbo
- 匹配滤波器的实现。主要是通过fft变化使输出自相关最大,在通过滤波器。-Matched filter implementation. Mainly through changes in the output autocorrelation fft the largest through the filter.
cx4
- 。在提取图像特征点的时候采用提取角点的方式,用角点检测与图像的局部自相关函数紧密结合的方法,通过角点分析来判断待检测点是否为角点。-In the extraction of image features: by the way, extracts angular point with corner detection and image of partial autocorrelation function of integrated method, through the corner to
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- 主要是描述了一些重要的车载通信协议。首先介绍有关车载自租网络的相关知识,再详细分析各种协议的相关内容。-Mainly describes some important vehicle communication protocol. First introduce the vehicle from the rental network knowledge, and then detailed analysis of the various agreements related content.
WCDMA-adaptive-power-control
- 此代码为对,WCDMA自适应功率控制的代码,只是对自适应功率控制的相关的数学公式进行了推导!-This code for adaptive power control, WCDMA code, only on adaptive power control of relevant mathematical formulas are also deduced.
cyclostationary_dec
- 认知无线电中基于BPSK循环自相关函数的信号检测,时域上的经典算法,许多论文引用的方法。-signal dection based on cyclostationary of BPSK in Congnitive Radio
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
Random-signal-spectrum-estimation
- 随机信号 功率谱估计 对随机信号的功率谱采用自相关函数法和周期图法进行估计-Random signal power spectrum estimation using the autocorrelation function method and the periodogram method to estimate the power spectrum of random signals
802.11a-stf
- 802.11a-stf自相关,检验短码自身相关性能好坏-The 802.11a-stf autocorrelation test short code related performance quality
mPwalsh
- 生成M序列和Walsh码序列 并对两者进行自相关和互相关的仿真-Generate an M-sequence and the Walsh code sequence and two auto-correlation and cross-correlation of the simulation
zixiangguan-matlab-
- 自相关和互相关函数计算和作图,用matlab编写的。希望对大家有所启发-Autocorrelation and cross-correlation function calculation and mapping, using matlab. We hope to inspire
functions
- 语音信号处理的一些函数,包括短时谱、自相关、短时能量、过零率等-Some functions of speech signal processing, including short-term spectrum, autocorrelation, short-term energy, zero-crossing rate, etc.
Random-signal-analysis
- 利用信号自相关法,对给定参数的,夹杂高斯白噪声的随机信号进行检测。通过观察自相关函数图形来分析接受的随机信号中是否有余弦信号存在。-Autocorrelation method using the signal for a given parameter, mixed Gaussian white noise random signal is detected. By observing the autocorrelation function graph to analyze random s
LS
- LS(Least Square,最小二乘法)算法是信道估计算法中最基本的算法之一。在MIMO-OFDM系统中,经常选择LS算法或其改进算法对信道进行估计。利用LS算法设计信道估计器,算法结构简单易于实现,且估计器不需要知道信道中各个收发天线对之间的自相关矩阵和噪声。-LS (further Square, Least Square) algorithm is one of the most basic algorithm of channel estimation algorithm. In M
3
- 自相关函数和互相关函数的matlab计算和作图,这个是信号分析里的概念,他们分别表示的是两个时间序列之间和同一个时间序列在任意两个不同时刻的取值之间的相关程度。-Self correlation function and cross-correlation function of matlab calculation and drawing, this is a concept in signal analysis, they are respectively represent the is
MMSE Channel Estimator for OFDM Receiver
- 我们基于Jake模型重新推导了新的自相关函数,并基于新的自相关函数提出了一种通用最小均方误差(MMSE)信道估计器。 因此,由于其固有的鲁棒性,所提出的MMSE信道估计器可以被用于各种信道场景。 MMSE信道估计器的性能是通过实践DVB-T标准进行研究的,该标准表明MMSE信道估计器能以低复杂度实现非凡的最小平方误差性能(Based on the Jake model, we derive the new autocorrelation function and propose a univer
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- 稀疏频率波形设计,权衡波形自相关函数的ISL和PSL(Sparse Frequency Waveform Design)
基于MATLAB产生并验证高斯白噪声
- 利用MATLAB平台使用两种方式产生高斯白噪声,并通过自相关函数、功率谱密度、KSTEST检测来验证产生序列为高斯白噪声序列