搜索资源列表
8pskfunc.c
- 该程序用C语言实现了8psk信号通过AWGN信道，并计算误比特率的仿真。通过输入平均比特信噪比和仿真比特数，可以求得不同参数要求下的误比特率。-The program using C language to implement 8psk signal through AWGN channel, and calculate the bit error rate simulation. By entering the average bit SNR and simulation of the num
SNR
- 测量两个信号的信噪比。同时可以用来比较两个文件的差异大小。-It can measure the SNR between two signals. Also it can be used to test the difference between two files.
Matlab
- 仿真雷达信号检测,虚警概率、检测概率、信噪比之间关系-simulink the detection of radar signal.relation between FAP、DP and SNR
DSSS
- 设计一个有干扰的直接序列扩频通信系统， PN码由m序列产生器产生，经过高斯白噪声信道。在接收端接收到的信号包括“有用信号+高斯白噪声+干扰”，将接收信号进行解扩，判决，得到用户的信号检测结果，绘制不同的扩频增益（增益值为10，30，50）下，误比特率随信噪比Eb/N0的变化曲线。-Design of a direct sequence spread spectrum interference system, PN code generated by the m sequence generato
matlab
- 利用matlab对am，dsb，ssb，ask，fsk，bpsk信号进行正交调制解调仿真，并在不同信噪比条件下对其数字信号进行了误码率的计算。-Using matlab to am, dsb, ssb, ask, fsk, bpsk orthogonal signal modulation and demodulation simulation, and signal to noise ratio in different conditions of its digital signal to
SNR_matlab
- 该代码为matlab代码，其内容是基于最大信噪比的盲源分离算法。可将该算法用于语音信号、图像信号的处理中。-The code for the matlab code, its content is based on the maximum SNR of the blind source separation algorithm. The algorithm can be used for voice signals, image signal processing.
snr
- 音频信噪比的C程序，用于求取纯净音频信号与所加噪声的信噪比-snr.rar
snr
- 计算信噪比，计算公式是信号能量比上噪声能量-SNR Calculation，signal power divide noise power
bpsk
- 信号BPSK源程序，滚降系数分别为为0.4，0.7，1.0 信噪比为20dB，自己编的-BPSK signal source, roll-off coefficient 0.4,0.7,1.0 respectively for SNR 20dB, own the
fsk
- fsk信号，400个码元，信噪比为5，是2fsk信号，采样率为8e8-fsk signal, 400 yards yuan, signal to noise ratio of 5 is 2FSK signal, sampling rate of 8e8
QAM
- QAM信号，滚降系数分别为0.4，0.7，1.0，信噪比为20dB，信号有叫qpsk-QAM signal, roll-off coefficients were 0.4,0.7,1.0, SNR 20dB, QPSK signals are called
oqpsk
- oqpsk信号，滚降系数分别为0.4，0.7，1.0.信噪比为20bB-OQPSK signal, roll-off coefficients were 0.4,0.7,1.0. 20bB SNR
danjixing
- 产生单极性信号，加高斯白噪声，研究误码率和信噪比的关系-Have a unipolar signal, plus Gaussian white noise to study the error rate and the relationship between SNR
JPEG2000_9_7_002.pdf
- 基于实数的二进制表示法，把CDF(Cohen，Daubechies and Feauveau)9／7双正交小波基的提升系数化为二进制，采用简单的移位一加操作代替结构复杂的浮点乘法器，从而实现了JPEG2000中9／7离散小波变换的定点计算．相对于浮点计算法，移位一加操作最大的优点是计算简单，特别易于超大规模集成电路实现，因而使硬件实时处理图像信号成为可能．实验仿真结果表明：在低压缩比的情况下，用移位一加操作重构的图像，其峰值信噪比(PSNR)只比浮点法低0．10 dB，当压缩比增大时，其PSNR
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
DigitalbasebandtransmissionsystemimplementationMAT
- 数字基带传输系统的MATLAB仿真实现 function [sampl,re_sampl]=system_1(A,F,P,D,snr,m,N) 输入变量A ,F,P分别为输入信号的幅度、频率和相位，D为量化电平数，snr 为信道信噪比，N为D/A转换时的内插点数；输出变量sampl为抽样后的输入 信号，re_sampl为恢复出的输入信号。 数字基带传输系统的MATLAB仿真实现 [sampl,quant,pcm]=a_d_1(A,F,P,D) [change
cdma
- 这是一个完整的无线通信系统中物理层的仿真程序，通过扩频技术（直接序列扩频）让信号通过高斯，瑞利等信道进行信噪比分析，得出结论-This is a complete wireless communication systems in the physical layer of the simulation program, through the spread-spectrum techniques (Direct Sequence Spread Spectrum) to signal throu
CWsinal
- matlab绘制CW信号的时域波形，同时对信号进行频谱分析，并考察采样频率以及信噪比对频谱分析的影响。-matlab draw CW signal time-domain waveform, and spectral analysis of signals and the sampling frequency and signal to noise ratio study of the impact of spectrum analysis.
simu
- 生成GPS中频数字信号，卫星数2，为1和11号卫星，信噪比，采样率可调，目前采样率5M，请在linux下运行，先阅读readme，按照步骤进行-IF digital signal to generate GPS satellite number 2, for 1 and 11 satellites, signal to noise ratio, adjustable sample rate, the current sampling rate 5M, please run under linux
Capon
- capon是阵列信号处理的一个经典算法。本程序用VC6.0实现了Capon波束形成算法，基于MFC开发了个一界面，输入参数包括期望信号入射角度、干扰噪声角度和信噪比，以图形方式显示了估计的结果-Source link has yet to be found. Please, try to download it from local website.