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matlabqpskwhitegaussemulator
- QPSK在加性高斯白噪声环境下,信噪比和误码率的仿真。 先产生一个四组符号的序列,再将该序列映射到对应的相位上。用相应的函数产生均值为零、方差为δ2的加性高斯噪声。 -QPSK the additive white Gaussian noise environment, and the signal-to-noise ratio of the simulation. First group have a four symbols of sequence, then this seque
wigner1
- 设采样频率为1Hz,对于淹没在复高斯白噪声中的信噪比为 的两个复LFM信号,采用子带带宽为0.1Hz的升余弦滤波器,共9个子带滤波器构成的滤波器组,时间窗为窗长为256的矩形窗,进行仿真-based sampling frequency of 1Hz. For drowned in the complex Gaussian white noise to the signal-to-noise ratio of 2 Minute LFM, using sub-band bandwidth of 0
wigner4
- 对于淹没在复高斯白噪声中的信噪比为-5dB二次调频信号,在矩形窗长为256的情况下,滤波器组时频检测仿真-for drowned in the complex Gaussian white noise in the signal-to-noise-dB second FM signal in the long rectangular windows of the 256 cases, the time-frequency filters Detection Simulation
DSSS.rar
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道:不考虑通信信道信号时,由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
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
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
qpsk
- 设定噪声为高斯白噪声,对2PSK调制解调的误码率进行统计,并与理论值进行比较,以图形方式表示误码率与信噪比间的关系。 -Set the noise is Gaussian white noise on the BER 2PSK modem statistics, and compared with the theoretical value, a graphical representation of the bit error rate and SNR relationships.
MATLAB_digital_modulation
- 设定噪声为高斯白噪声,对2ASK、2FSK、2PSK、2DPSK等各种调制方式及相应的主要解调方式下(分相干与非相干)的误码率进行统计,并与理论值进行比较,以图形方式表示误码率与信噪比间的关系。 -Set the noise is Gaussian white noise, right 2ASK, 2FSK, 2PSK, 2DPSK a variety of modulation and corresponding demodulation mode, the main (sub-coher
zhengjiaoxinhao
- 完成M=4的正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系,绘出误码率-信噪比曲线图,并和物理曲线进行比较。-The completion of M = 4 orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal
shuangzhengjiaoxinhao
- 完成双正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系,绘出误码率-信噪比曲线图,并和理论曲线进行比较。-Complete pairs of orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal to noise
direct-sequence-spread-spectrum
- 带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。-the direct sequence spread spectrum with interference communication system
MATLAB-and-communication-simulation
- 1、研究BFSK在加性高斯白噪声信道下(无突发干扰)的误码率性能与信噪比之间的关系; 2、研究BFSK在加性高斯白噪声信道下(有突发干扰)的误码率性能与信噪比之间的关系;分析突发干扰的持续时间对误码率性能的影响。 3、研究BFSK+信道编码(取BCH码和汉明码)在加性高斯白噪声信道下(无突发干扰)的误码率性能与信噪比之间的关系;分析不同码率对误码率性能的影响。比较不同信道编码方式的编码增益性能。 4、研究BFSK+信道编码(取BCH码和汉明码)在加性高斯白噪声信道下(有突发干扰)的误
QmattlabqpskwP
- QPSK在加性高斯白噪声环境下,信噪比与误码率的仿真。 先产生一个四组符号的序列,,再将该序列映射到对应的相位上。用相应的函数产生均值为零、方差为δ2的加性高斯噪声。 -QPSK in additive white Gaussian noise environment, the signal to noise ratio and bit error rate simulation. First produce a sequence of four sets of symbols, then
DSSS
- 简单的直接序列扩频程序,讲座不同信噪比情况下系统的误码率。出于简单考虑,信道噪声采用高斯白噪声。-Simple Direct Sequence Spread Spectrum program, lectures BER SNR. Sake of simplicity, the channel noise Gaussian white noise.
TX
- 用Matlab/Simulink研究2ASK(DPSK)在加性高斯白噪声信道下的误码率性能与信噪比之间的关系;试用Matlab/Simulink研究2ASK(DPSK)+信道编码(取汉明码)在加性高斯白噪声信道下的误码率性能与信噪比之间的关系-Matlab/Simulink additive white Gaussian noise channel 2ASK (DPSK) the relationship between performance and signal-to-noise ratio
BasicWave
- Matlab常用信号产生函数演示实例:编写一个M文件,依次产生均匀分布的随机序列、高斯白噪声随机序列、方波信号序列、三角波信号序列、正弦波信号序列,以及信噪比SNR为10dB的加性高斯白噪声正弦信号。-Matlab commonly used signal generating function demo examples: write a M file, in turn generating uniformly distributed random sequences, Gauss white
RFsignal
- 生成正弦信号和含高斯白噪声信号(信噪比可调),并进行fft变换-Generate a sinusoidal signal containing Gaussian white noise signal (SNR adjustable), and fft transform
E2_1_BasicWave
- ,依次产生均匀分布的随机序列、高斯白噪声随机序列、方波信号序列、三角波信号序列、正弦波信号序列, 以及信噪比SNR为10dB的加性高斯白噪声正弦信号。-Sequentially generating a random sequence uniformly distributed white noise Gaussian random sequence, the signal sequence of the square wave, triangle wave signal sequence
CC-PHAT-ML
- 高斯白噪声,信噪比变化情况下的CC,PHAT,ML的时延估计算法-Gaussian white noise, SNR changes, CC, PHAT, ML delay estimation algorithm
MUSIC1
- 模拟2个独立窄带信号分别以20°,60°的方向入射到均匀线阵上,信号间互不相关,与噪声相互独立,噪声为理想高斯白噪声,阵元间距为入射信号波长的1/2,信噪比为20dB,阵元数为10,采样快拍次数为200。-Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA, among signal unrelated, independent noise, t