搜索资源列表
Corre_for_xianxingtiaopin
- 扩频通信中采用的线性调频算法用的复相关算法-spread spectrum communications using the linear FM algorithm of multiple correlation algorithm
现代通信系统matlab版源代码
- 现代通信系统（matlab版）随书代码。提供信道容量和编码，扩频通信系统载波调制的数字传输等仿真源代码。-modern communication system (Matlab version) with the code book. Provide channel capacity and coding, spread-spectrum communication system carrier modulation digital transmission simulation source
qpsk_rayleigh&awgn_ber&powerspec
- qpsk调制在awgn/rayleigh信道下的误码性能比较，以及信号的功率谱和星座图-QPSK modulation in awgn / Rayleigh Channel Performance Comparison of error, and the signal power spectrum and constellation
FftMethod
- FFT子程序编写及应用和FFT对连续信号进行频谱分析-FFT routines and the preparation and application of continuous signal FFT spectrum analysis
dsb
- 昨天刚刚写好的dsb-sc信号生成与解调程序，用离散（dsp）的方法生成DSB信号，载波频率为150khz,音频是500hz和2000hz的混合音，加入SNR=1DB的噪声，用正交解调实现解调，画出解调前后的频谱图，欢迎共同学习，进步。-yesterday just finished the dsb - sc signal generation and demodulation process, discrete (dsp), the signal generated DSB, the carr
05041062qpsk-fading
- 带瑞丽衰落信道高斯白噪声的QPSK调制解调信道，可以得到功率谱波形和星座图-with Ruili fading channel Gaussian white noise QPSK demodulator access that can be power spectrum waveform and constellation
specanal
- 基于matlab的通信系统仿真系列。A simulated oscilloscope and a simulated spectrum analyzer。供刚接触到matlab通信系统仿真的朋友使用。-Matlab-based communications system simulation series. A simulated oscilloscope and a simulated spect rum analyzer. Matlab for the counting of the com
psd_Bartlett
- 序列x(n)的Bartlett法功率谱估计 用matlab实现-sequence x (n) Bartlett power spectrum estimation method used to achieve Matlab
lssb_dem.m
- LSSB调制解调的MATLAB演示源程序产生消息曲线 载波曲线 频谱曲线等-LSSB modulation and demodulation of MATLAB source generated news demo curve carrier curve spectrum curve
dsss
- Direct sequency spread spectrum
EXAMPL_1
- 正弦信号及其傅氏变换和正弦信号及其傅氏变换对应的频谱-sinusoidal signal and its Fourier transform and sinusoidal signal and its corresponding Fourier transform of the spectrum
carrier
- 这是关于扩频通信中载波同步的程序,希望对大家能有用.-on spread spectrum communications carrier synchronization procedures in the hope that we can be useful right.
chongzi
- 提取一段音乐信号的波形图、频谱图，以及FFT变换后的频谱-extraction section of the music signal waveform and frequency spectrum and FFT transform the spectrum
spreadspectrumwatermarking
- DIGITAL WATERMARKING OF AUDIO SIGNALS USING A PSYCHOCOUSTIC AUDITORY MODEL AND SPREAD SPECTRUM THEORY.
matlab-examples
- matlab在通信系统中的常用例题。其中有AMI编码的功率谱，升余弦滚降系统，最佳升余弦滚降系统及误码率，多径传播。-matlab in the communication system used in the example. Among them, the power spectrum AMI coding or cosine roll-off system, the best or cosine roll-off system and the bit error rate, multipa
R1-091695
- Phase noise resulting in Common Phase Error (CPE) and Inter-Carrier Interference (ICI) is a critical challenge to the implementation of OFDM systems. Modeling phase noise as a stationary Gaussian random process with the specified power spectr
R1-091775
- Phase noise resulting in Common Phase Error (CPE) and Inter-Carrier Interference (ICI) is a critical challenge to the implementation of OFDM systems. Modeling phase noise as a stationary Gaussian random process with the specified power spectr
BPSK
- BPSK循环谱matlab仿真程序，可用于OFDM系统干扰循环谱分析。-BPSK cycle simulation program matlab spectrum, OFDM systems can be used to interfere with the cycle spectral analysis.
Spectrum-Sensing-in-CR
- 谱感知技术是认知无线电(CR)的关键技术,频谱检测的可靠度和精度决定了是否会影响主用户的正常通信及认知用户能否有效利用频谱.在频谱检测的众多方法中,能量检测法是一种常用的方法,但能量检测器的门限很容易受到噪声功率变化的影响,影响主用户的正常通信.笔者提出一种自适应背景噪声的门限设置方法,通过引入门限评价指数作为衡量频谱感知效率和频谱资源利用率的度量指标,使得认知用户在不同的应用环境中能自适应地设置频谱感知门限,达到更充分利用频谱资源和更有效传送信号的目的.仿真证明,该方法确定的门限能够随着噪声条
Spread-spectrum-modulation
- 扩频调制仿真信号输入 扩频调制仿真模块 扩频调制仿真信号输出-Spread spectrum modulation simulation signal input spread spectrum modulation simulation module spread spectrum modulation simulation signal output