搜索资源列表
pam_detection_simulink
- In this simulink model , baseband 8-ary PAM detection is simulated .A half-sine pulse shaped PAM signal is given as input to the detector.The received signal is matched filtered and down-sampled .The effects of symbol ti
QAM16_simulink
- In this simulink model , 16-QAM modulation and demodulation is simulated .A square root raised cosine pulse shaped signal is modulated and given as input to the demodulator.The received signal is demodulated and given
qpsk_simulink
- In this simulink model , QPSK modulation and demodulation is simulated .A square root raised cosine pulse shaped signal is modulated and given as input to the demodulator.The received signal is demodulated and given t
IIF
- 用MATLAB实现IIF低通和高通滤波器的滤波特性，并让单位取样信号，周期方波信号和周期三角波信号通过IIF，验证IIR的滤波特性-IIF using MATLAB to achieve low-pass and high-pass filters filtering properties, and to allow units sampled signals, cycle square wave signal and the peri
FPGA_AD
- 基于 Cyclone EP1C6240C8 FPGA的ADS2807接口程序，主要用来使用FPGA控制ADS2807的采集。 采用FPGA来模拟ADS2807的时序来实现控制功能。 提供采样频率控制、AD通道转换、采样数据缓存等功能。-Cyclone EP1C6240C8 FPGA-based interface program of the ADS2807, ADS2807 is mainly used to control
G23D
- various algorithms for the reference-pulse interpolation method are explained, including, the software-DDA interpolation algorithm, Stairs Approximation Interpolation algorithm, Direct Search interpolation algorithm, Sam
wavelets
- A wavelet function can be viewed as a high pass filter, which aproximates a data set (a signal or time series). The result of the wavelet function is the difference between value calculated by the wavelet function and th
STUDENTS_SCORE
- Specifications 1. Top module name :SS (File name : SS.v) 2. Input pins: CLK, RESET, IN_VALID, INPUT [6:0] - 2 - 3. Output pins: OUT_VALID, OUTPUT [6:0] 4. Synchronous active high RESET is used, and no latch des
prog1
- 本软件主要用于结构的时域试验模态分析，包括单输入单输出，单输入多输出和多输入多输出程序设计。传统的模态分析软件大多是基于频域分析方法，需首先对采样信号进行Fourier 变换。本软件使用实测时域信号，无需Fourier变换，可以避免由于信号截断而引起泄露、出现旁瓣、分辨率低等问题对辨识精度的不利影响。此外，节省了计算机运算时间，可以对实际工况状态下的结构进行在线参数识别。-This software is mainly used fo
lpc2210UCOSIIGPS
- 处理器：lpc2210；操作系统：UCOS；开发环境：ADS1.2；程序功能：GPS模块采样数据，发送给ARM处理器-Processor: lpc2210 Operating System: UCOS development environment: ADS1.2 program features: GPS module sampled data, sent to the ARM processor
C8051F020ADcaiyangchuankoutiaoshi
- C8051F020 AD采样及串口测试程序，AD输入端子(J7)可输入8路AD(AIN0--AIN7)，另有1路可测量片内温度，9路采样值都通过串口（使用串口必须将JP3的1，2及3，4脚短路）发送出去，在串口调试助手上看观察其值。8路AD输入中AIN7可通过跳以器(JP1)“ADC”（1，2脚短接）与板上电位器相连，通过手动调VR1可以观察到电压值的变化。-C8051F020 AD sampling and serial port t
FEM
- finite element method- *********************************************************************** 3-D FDTD code with PEC boundaries ***********************************************************************
radio-src-hysy
- Answer Machine 演示程序 在这个程序代码中，有几个解决我们问题所需要的类，而且作者将这些类封装的很好，我们基本不需要做什么改动，只需要屏蔽其中的调试信息的输出就行了，更可贵的是它还封装了几种常见的音频格式。其中的GSM格式（Global System for Mobile Telecommunications）就是我们下面例子中采用的压缩格式，GSM格式可以将128kbps 的音频数据流 (16bit通过8k Hz的音
yundong
- 采用 CAMSHIFT 算法快速跟踪和检测运动目标的 C/C++ 源代码，OPENCV BETA 4.0 版本在其 SAMPLE 中给出了这个例子。算法的简单描述如下-This application demonstrates a fast, simple color tracking algorithm that can be used to track faces, hands . The CAMSHIFT algorithm is
Adaptivethresholdfilterbasedonwavletanditsapplicat
- 采集的心电信号，各类噪声往往覆盖了其有用信号的全频段范围，通常的方法难以有效消噪-act：For the sampled electrocardiogram（ECG） signal，the varied noises often overlay the all frequency field of ECG
restore
- 图像增强的目标是改进图片的质量，例如增加对比度，去掉模糊和噪声，修正几何畸变等；图像复原是在假定已知模糊或噪声的模型时，试图估计原图像的一种技术。 图像增强按所用方法可分成频率域法和空间域法。前者把图像看成一种二维信号，对其进行基于二维傅里叶变换的信号增强。采用低通滤波（即只让低频信号通过）法，可去掉图中的噪声；采用高通滤波法，则可增强边缘等高频信号，使模糊的图片变得清晰。具有代表性的空间域算法有局部求平均值法和中值滤波（取局部邻
TLC5510
- 在超声波流量计中，能进行高速的ad采样，以达到ad转换的目的-In ultrasonic flowmeter, the ad can be sampled at high speed to achieve the purpose of ad conversion
111
- 录制一段个人的语音信号，并对录制的信号进行采样；画出采样后语音信号的时域波形和频谱图；给定滤波器的性能指标，采用双线性变换法和窗函数法设计滤波器，并画出滤波器的频率响应；然后用自己设计的滤波器对采集的信号进行滤波，画出滤波后信号的时域波形和频谱，并对滤波前后的信号进行对比，分析信号的变化；回放语音信号；最后，设计一个信号处理系统界面。-Record a personal voice signal, and recording the s
uartceshi
- 解压后再keil下打开工程文件就可以用了，采用lpc922单片机实现基于锂电池的通讯后备电源系统管理。系统前端采样使用oz8920芯片，采样后的数据通过i2c发送给单片机，单片机和主控计算机采样422通讯-Unzip and then open the project file keil can be used, with lpc922 MCU-based lithium battery backup power system mana
encoder
- Implementation of a speech codec based on coding of speech at 8 kbit/s using conjugate-structure algebraic-code-excited linear-prediction (CS-ACELP) - We took .wav files that is sampled at 8000 Hz using 16-bit line