搜索资源列表
IS-95
- 此函数用于IS-95前向链路系统的仿真,包括扩 频调制,匹配滤波,RAKE接收等相关通信模块。 仿真环境: 加性高斯白噪声信道. 数据速率 = 9600 KBps -This function is used to forward link IS-95 system simulation, including the spread spectrum modulation, matched filter, RAKE receiver, and other related co
LT_BIAWGN_sim1
- 基于 高斯白噪声信道的LT码源程序 ,喷泉码的一种-the LT source code based on Gaussian white noise channel
IIRditonglvboqi
- 正弦信号叠加高斯白噪声,通过IIR低通滤波器,并画出时域和频域上的波形频谱图-Sinusoidal signal superimposed Gaussian white noise through the IIR low-pass filter, and draw on the time domain and frequency domain waveform spectrum
OFDM
- 一个OFDM在加性高斯白噪声信道(AWGN)和多径瑞利衰落信道(MuhipathReyleighFading)下的调制解调模型,simulink建模,仿真信噪比、频谱图、星座图。-A OFDM in additive white gaussian noise (AWGN) channel and multipath Rayleigh fading channel (MuhipathReyleighFading) of demodulation model, simulink modeling,
sasdw.rar
- 现有数字信号自动调制识别方法大多只适用于无记忆信号,如PSK、ASK、FSK信号等。将有记忆 信号(MSK信号)和无记忆信号一起考虑,提出了一种改进的数字信号自动识别方法。该方法采用信号的瞬时统 计量作为特征参数,采用多层神经网络作为分类器。计算机仿真表明:当噪声采用高斯白噪声,并且信噪比大于 l5 dB时,识别率高于96% ;当信噪比不低于l0 dB时,识别率不低于90%。,Existing digital signal automatic modulation recognition
frequency_hopped.rar
- 一个用matlab写的跳频通信系统仿真,信道采用的是高斯白噪声信道,a frequency-hopped communication system, simulated by matlab
Rayleighdistribution
- 使用瑞利分布产生高斯白噪声序列的C语言代码,以及执行文件-Rayleigh distribution using Gaussian white noise sequence generated C-language code, as well as the implementation of the document
A_rate_of_13_c_dc
- A率13折线的编译码实现 1、了解PCM及13折线A率编码及译码的原理; 2、随机给出一个语音信号,并用A率13折线PCM对其编码; 3、将编码后的信号经过加性高斯白噪声信道,并在接收端对其进行译码; 4、分别画出原始语音信号、PCM编码信号以及译码后信号的波形。 -A rate of 13 polyline encoding and decoding implementation 1, to understand the principles of PCM and th
DSP2
- DSB-SC信号的生成与解调 1) 用离散(DSP)的方法生成DSB信号 2) 载波频率为150KHz,音频为500Hz和2000Hz的混合音。 3) 加入高斯白噪声 (4) 语音信号 的传输。 改变抽样频率和量化台阶大小,观察重建信号以及量化噪声信号的波形;对于语音信号主观评价声音质量的变化。 -DSB-SC signal generation and demodulation 1) Discrete (DSP) methods to generate
ber_msk
- MSK在高斯白噪声信道的误码率仿真-BER of MSK modulation
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
xitongbianshi
- 系统 辨识文件夹内是产生高斯白噪声,m序列和最小二乘法的一次完成算法,递推算法,限定记忆法的程序。系统仿真文件夹内是对系统线性和非线性的建模和仿真程序。-System folder on system identification is to generate Gaussian white noise, m sequence and a complete least-squares method algorithm, recursive algorithm, limited memory met
F_LMS
- matlab实现系统辨识 采用LMS(最小均方误差)估计 随机信号均值为0方差为1,加入高斯白噪声-matlab for system identification using LMS (least mean square error) estimation of random signal with mean 0 variance 1, by adding Gaussian white noise
MATLAB
- 高斯白噪声无线通信信道下的误码率仿真,希望对你的学习有用-Gaussian white noise of wireless communication channel under BER simulation, you would like to learn useful
ldpc2
- ldpc编码,在加性高斯白噪声情况下描述出它的误码率随信噪比变化的情况-ldpc coding, in the additive white Gaussian noise cases, describe its bit error rate with signal to noise ratio the changes in the
LDPC_matlab
- LDPC经过高斯白噪声信道的的编译码仿真程序-LDPC Gaussian white noise through the channel of the codec simulation program
AWGNaRayleighChannel
- 瑞利信道与加性高斯白噪声Matlab自编源代码-Rayleigh channel with additive white Gaussian noise, self-compiled Matlab source code
OFDM_TRail
- 高斯白噪声信道下的OFDM系统的Matlab仿真-White Gaussian noise channel OFDM system under the Matlab simulation
sim
- 关于matlab信道仿真中经常用到的信道噪声函数,包括高斯白噪声,瑞利信道,赖斯信道的仿真-Channel simulation on matlab frequently used function of channel noise, including Gaussian white noise, Rayleigh Road, Lai Sixin Road Simulation
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T