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sample3
- 用CVI开发的滤波程序，通过设置滤波器类型，采样频率，截止频率，衰减系数，滤波器的阶次，纹波系数来设计滤波器。-CVI development of the filtering process, through the establishment of filter types, sampling frequency, cutoff frequency, attenuation coefficient, Filter Order, Ripple to design the filter coef
信号放大器设置
- 信号放大器：在一个分布式网络中，资源被从生产地送往其他地方。当信号在网络中传输时，其性能的木一个后几个方面可能会有所损失或衰减。为了保证信号衰减不超过容人值，应在网络中适当的位置防止信号放大器。-Signal Amplifiers : in a distributed network, resources from production to be sent to other places. When the signal transmission network, the performanc
模拟退火算法实现旅行商算法
- 采用的是康力山等人确定的实验参数。 对于n个城市的旅行商问题，其参数如下： 初始温度：t0=280, 每一个温度下采用固定的迭代次数L=100n, 温度的衰减系数alpha=0.92 算法停止的准则是当相邻两个温度得到的解变化很小时算法停止。-used the Stanozolol Hill were determined by the experimental parameters. N cities for the traveling salesman problem, the para
Pseudolite Applications in Positioning and Navigation: Progress and Problems
- Global navigation satellite systems have been revolutionising surveying, geodesy, navigation and other position/location sensitive disciplines. However, there are two intrinsic shortcomings in such satellite-based positioning systems: signal attenuat
band-pass-filter 线性相位FIR带通滤波器
- 用MATLAB函数fir1设计一个具有如下指标的线性相位FIR带通滤波器：阻带截止频率为0.55pi 和0.85pi，通带截止频率为0.65pi和 0.75pi，最大通带衰减为0.2dB，最小阻带衰减为42dB。分别利用下面的窗函数来设计滤波器：汉宁窗、汉明窗、布莱克曼窗。对于每种情况，给出其冲激响应系数并画出设计的滤波器的幅频响应。-Designed with a MATLAB function with the following indicators fir1 linear phase F
Rmax_TrackingOrSearchRadar.rar
- 可以实现搜索雷达方程的计算和跟踪雷达方程的计算，考虑了大气衰减的因素,Search radar equation can be achieved in the calculation and tracking radar equation calculation, taking into account the atmospheric attenuation factor
dangong.rar
- ① 设计并制作一个主站，传送一路语音信号，其发射频率在30MHz~40MHz之间自行选择，发射峰值功率不大于20mW(50 假负载电阻上测定)，射频信号带宽及调制方式自定，主站传送信号的输入采用话筒和线路输入两种方式； ② 设计并制作一个从站，其接收频率与主站相对应，从站必须采用电池组供电，用耳机收听语音信号； ③ 当传送信号为300Hz~3400Hz的正弦波时，去掉收、发天线，用一个功率衰减20dB左右的衰减器连接主、从站天线端子，通过示波器观察从站耳机两端的接收波形，波形
PT2258-volume-controller
- 开发环境KEIL PT2258前级音量控制板 6声道，每声道可独立控制，0dB到-79dB衰减 电子音量控制可以解决普通机械式电位器调节音量时的噪音，声道不可独立控制，集成遥控复杂，马达电位器难控制，二次开发困难等问题 主芯片：STC89C52RC，PT2258，AT24C02 主要功能： 1、6声道同时控制 2、6声道独立控制 3、静音 4、开机恢复关机时音量数值 LED显示内容： 1、音量数值 2、静音信息 3、声
OpenGL实现粒子系统源代码
- OpenGL源代码，用来实现粒子系统，通过设置粒子的透明度随时间变化而衰减，从而得到粒子的烟花效果-OpenGL source code, which is used to realize particle system, through the set the transparency of the particles changes with time and attenuation, and get a particle effect of fireworks
hanshuchuang
- 布莱克曼窗是一个比较适合复杂的窗，它的衰减很大，做成录波器容易满足指标-Blackman window is a more suitable for complex window, its large attenuation, made recorder easily satisfied index
source-code-of-brushless-motor
- 无刷电机驱动器源代码。基于无传感器方案的无刷电机启动器。核心是换向角度检测：即电机反电势波形数据处理，经过衰减滤波，取出过零相位。应为低速反电势波形dB过小，波形扰动太大，本程序还不能稳定处理10Hz以下的换向计算。,Brushless motor driver source code. Program based on the sensorless brushless motor starter. Is the core to the point of view for detection:
AT89C51yaokonggongfang.rar
- 多媒体5.1声道遥控功放全套方案(原理图+制作元件参数全套)各功能描述: 1. 当A为低电平时,AC-3灯点亮,即是AC-3的输入方式 当A为高电平时,STEREO灯点亮,即是STEREO的输入方式 2. 当STANDBY灯点亮时，为待机状态；此LED闪动时为MUTE状态,PT2258为静音状态,同时STANDBY为低电平 3. 各声道（FRONT，SUB，REAR，CENT）其微调音量调节+/-5dB；音量调节从01~80dB 4. 面板无任何按键,均为遥控器控制 5. 刚开
remez.rar
- remez函数设计FIR低通滤波器 设计滤波器，使逼近低通滤波特性 。 要求通带波纹 ，阻带衰减 ，并用最小阶数实现。绘出设计的FIR数字滤波幅频特性曲线。 ,remez function design FIR filter low-pass filter designed to approximate the low-pass filter characteristics. Requirements of passband ripple, stopband attenuation, an
RDT
- 随机减量RDT法matlab程序，可用于提取信号中的自有衰减振动响应信号-Matlab random decrement process RDT method can be used to extract the signal attenuation of vibration signals of its own
compare-five-window-functions
- 比较五种窗函数特性matlab程序：得到矩形窗、海明窗、三角窗、汉宁窗和布莱克曼窗图形。从仿真结果可知：矩形窗设计的过渡带最窄，但阻带最小衰减也最差。布莱克曼窗设计的阻带最小衰减最好，但过渡带最宽。-Comparison of characteristics of five kinds of window function matlab program: to be a rectangular window, Hamming window, triangular window, Hanning
Chapter4
- (书)现代通信系统使用MATLAB第四章-ALLIANCES is a recently proposed cooperative random access protocol for wireless networks. In this paper we modify the original model to include user location information. We also derive pair-wise error probability (PEP) un
LowpassFiltering
- 本实验要求要求实现高斯低通滤波器的程序，并设定截至频率半径为15时得到如课本上图4.18图c的图。使低频通过而使高频衰减的滤波器成为低通滤波器，被低通滤波的图像比原始图像少一些尖锐的细节部分。本实验就是设计实现高斯低通滤波器。-Requirements of this experiment requires low-pass Gaussian filter procedure and set the frequency up to a radius of 15 textbooks, such a
dft
- 低通滤波器，对图像滤波。采用opencv。其中包含二维高斯低通滤波器，衰减系数为2的二维指数低通滤波器，2阶巴特沃思低通滤波器，二维理想低通滤波器-Low-pass filter, the image filtering. Using opencv. Which contains two-dimensional Gaussian low-pass filter, the attenuation factor of 2 two-dimensional index of low-pass filte
MATLAB_pitch
- 用matlab计算一些基本的音频特征，基本的特征包括：特征统计、Energy Entropy Standard Deviation (std)、均值信息熵、过零率检测、频谱衰减-Using matlab calculate some basic audio features, the basic features include: Features and Statistics, Energy Entropy Standard Deviation (std), mean information
rayleigh-distribution-matlab
- In wireless communications, fading is deviation of the attenuation that a carrier-modulated telecommunication signal experiences over certain propagation media. The fading may vary with time, geographical position and/or radio frequency, and is often