搜索资源列表
SpectrumDetectionBasedOnSNR
- 融合中心进行SNR比较的协作频谱检测算法仿真程序-SpectrumD etection Based On Central SNR Comparison
spectrum
- 求频谱的一种方法,可以得到图中任意行的频谱,对三幅图的频谱做比较,并将数据存入excel里。-A method to gain the spectrum, and gain spectrum of any line.Compare the spectrum of different three pictures, and save them into excel.
RatioCorrection
- 单频率成分的离散频谱校正源程序(比值校正法)。针对单一频率谐波信号的离散频谱校正,可选择加矩形窗和汉宁窗。已调试通过。-Matlab Codes for Ratio correction based on different window.Rectangle and Hanning Window can be choose to act.
SoundCard
- 分析声卡信号的频谱,图形画显示,包含FFT算法-Analysis of sound signals in the spectrum, draw graphics display, including the FFT algorithm
ofdm
- 对OFDM系统的发送端和接受端信号的频谱进行仿真,还有星座图-On the OFDM system transmitter and the receiving end of the spectrum signal simulation, there are constellation
MATLAB
- 产生长度为1000的标准正太分布的随机信号,画出时域波形及频谱; 采用u=255的非均匀PCM编码,每符号为8bit,画输入-输出关系图; 计算信号量化噪声比(SQNR); 信道误码率为10-3; 解码,并画出u律反变换后的信号时域波形及频谱。 扩展要求: 采用均匀PCM、量化级数可变、信道误码率可变。 - have a standard len
spectrum
- 地震勘探中频谱分析程序。注意:1)掌握数据输入、输出基本语句;2)掌握数据补零的编程要求;3)掌握实信号频谱对称性原理。 -Spectrum analysis of seismic exploration program. Note: 1) master data input, output of basic statements 2) master data zeros programming requirements 3) grasp the real signal spectrum
TestPlayAudio2
- mp3声音频谱生成显示程序,实时效果很好,需要的快抢啊-The mp3 sound spectrum generated display program, you need to Kuaiqiang
minfft
- 细化频谱,比FFT程序更能精确的描述信号特征,程序完整,希望能给大家带来帮助-Detailed spectrum, more accurate than the FFT procedure described in the signal characteristics, procedural integrity, and hope we can help
AudioWave
- 对WAV格式的语音信号的FFT等变换,并显示该语音信号的频谱特性。-FFT of the speech signal such as transformation
Spectrum_correction
- Matlab离散频谱比值校正 法程序,适合相关专业毕业设计使用-Matlab discrete spectrum the ratio of correction procedures for the use of graduate design-related
Information-hiding
- 基于 DCT(离散余弦变换 )域的信息隐藏算法是目前应用最广的变换域算法 ,此类算法的最大不足是嵌信息量小。通过分析 DCT域隐藏算法隐藏容量少的原因 ,提出了一种大容量的 DCT域信息隐藏算法。算法首先对载体图像进行频谱均匀化处理 ,然后对图像进行全局 DCT变换 ,并将隐藏信息嵌入到载体图像的低频 DCT系数上 ,信息嵌入采用分段量化的方法实现 ,提取隐藏信息时不需要原始载体图像。实验结果表明 ,该算法的嵌入容量大 ,不可感知性好。-Based on DCT (discrete cosine
mpsound
- 录制一段个人自己的语音信号。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;对语音信号进行加噪和去噪处理,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;实现快录慢放、慢录快放等功能。-Record a person' s own voice signal. Of the recorded signal sampling draw sample after the speech signal time-domain waveform
double-threshold
- 本代码是关于认知无线电系统中能量检测中的双门限检测的,代码清晰易懂,频谱感知入门时可以看看。-double threshold in energy detection
FIR_pinlv[1]
- FIR滤波器, 设计一个线性相位有限冲激响应低通滤波器,使其满足如下指标:通带边界为2kHz,阻带边界为2.5kHz,通带波纹 =0.005,阻带波纹 =0.005,抽样率为10kHz。采用多尔夫-切比雪夫窗进行设计,进行频谱分析。-FIR filter, design a linear phase FIR low-pass filter to meet the following indicators: passband border to 2kHz, stopband border to 2
mfnew
- 认知无线电频谱感知匹配滤波器检测仿真,选用FM信号,分析了虚警概率-Matched filter spectrum sensing cognitive radio simulation testing, the choice of FM signals, analysis of the probability of false alarm
123
- 音频频谱图控件 用于C#的应用 音频频谱图控件 用于C#的应用-media
wave
- 这是一个对用户音频信号进行FFT频谱分析的程序 他可以显示多种形式的信号EQ PEAK SPECTRUM-This is a user audio signal spectrum analysis program can display multiple forms of the signal EQ The PEAK of SPECTRUM
Matlab_spectrum_analysis
- 基于matlab的信号FFT频谱分析与显示,含matlab代码-matlab spectrum analysis
fft
- labview编的傅立叶变换的vi源码,有需要就下吧,-labview for the Fourier transform of the vi-source, there is a need, are you, huh, huh