搜索资源列表
DM
- 采用均匀量化器的二进制抖动调制算法实现水印嵌入-Uniform quantizer jitter modulation binary watermark embedding algorithm
chengxu3
- 有关模拟调制的matlab程序--复读调制，AM信号的解调。-Matlab simulation of modulation-related procedures- repetition modulation, AM signal demodulation.
chengxu7
- 有关载波调制的数字传输的MATLAB程序---载波幅度、相位、频率调制。-Related to modulation of the digital transmission of the MATLAB program--- carrier amplitude, phase, frequency modulation.
MATLAB
- OFDM系统同步中的定时估计算法，主要使用了极大似然估计法。此程序实现极大似然估计法定时的程序。-OFDM system, synchronization of timing estimation algorithm, the main use of maximum likelihood estimation method. Realize this procedure maximum likelihood estimation when the statutory procedures.
chirplet_analasis
- 一种自适应chirplet分解的快速算法 针对信号自适应chirplet分解未知参数多、实现起来比较困难的特点，文献[1]提出了一种新的chirplet分解快速算法。该算法利用计算信号的二次相位函数，得到其能量分布集中于信号的调频率曲线上的结论，此时通过谱峰检测可同时获得chirplet调频率、时间中心和幅度的估计；然后通过解线性调频技术获得其初始频率和宽度的估计，仿真结果验证了本文算法的有效性。 -Chirplet an adaptive decomposition al
DM
- 采用均匀量化器的二进制抖动调制算法实现水印嵌入-Uniform quantizer jitter modulation binary watermark embedding algorithm
LPM
- 用matlab绘制线性调频信号的时域波形，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 drawing with linear frequency modulation signal time-domain waveform, and spectral analysis of signals and the sampling frequency and signal to noise ratio study of the impact of spectrum
matlab
- 实现OQPSK信号的产生，正交分离上下行载波，实现波形的调制，源代码的仿真-OQPSK signal the emergence of the realization, orthogonal separation from top to bottom line carrier, to achieve the modulation waveform, the source code of the simulation
bpsk
- 此程序可以完成2bpsk信号的调制与解调的仿真。-This procedure can be completed 2bpsk signal modulation and demodulation of the simulation.
question10
- 利用MATLAB实现随机二进制码8psk调制并画出时域图形。-The use of MATLAB binary code to achieve a random draw 8psk modulation and time-domain graphics.
8psk
- 1、 产生等概率且相互独立的二进制序列，画出波形； 2、产生均值为0，方差为1的加性高斯随机噪声； 3、进行8PSK调制，画出波形； 4、进行蒙特卡罗分析； 5、解调8PSK，画出眼图。-1、Produce equal probability and independent of each other binary sequence, draw waveform 2、Generate mean 0, variance 1 of the additive Gaussian ra
modulation
- Matlab demonstration scr ipt for DSB-AM modulation.
DPCM
- DPCM编码,简称差值编码，是对模拟信号幅度抽样的差值进行量化编码的调制方式.-DPCM coding, referred to as difference coding is to sample the analog signal amplitude to quantify the difference between the modulation coding.
Am_MATLAB
- 用于实现常规AM调制的MATLAB源程序。-Matlab demonstration scr ipt for AM modulation. The message signal is+1 for 0 < t < t0/3,-2 for t0/3 < t < 2t0/3 and zero otherwise.
wt-in-TDCS
- 本文利用小波以及小波包在数字信号处理中表现出来的优势，将其应用到变换域通信(TDCS)中。针对基于傅里叶变换估计方法无法对非平干扰进行有效估计的缺点，于是小波技术被应用于谱估计中。作为TDCS通信前端的频谱感知阶段所应用的数学工具，进行频谱感知，小波变换可以确定干扰所在频段以及创建小波基函数，用于数据传输。并且将其与其他变换方式的应用场合以及性能进行对比。并且针第二代小波良好的数据压缩性能，拟将其应用于TDCS中，对干扰频谱进行进一步压缩-The article utilized the adv
Matlab
- 线性调频（LFM）脉冲压缩雷达仿真,脉冲压缩雷达能同时提高雷达的作用距离和距离分辨率。这种体制采用宽脉冲发射以提高发射的平均功率，保证足够大的作用距离；而接受时采用相应的脉冲压缩算法获得窄脉冲，以提高距离分辨率，较好的解决雷达作用距离与距离分辨率之间的矛盾。-Linear frequency modulation (LFM) pulse compression radar simulation, pulse compression radar while increasing the role
teikao_v17
- The entire training process BP neural network, Channel coding, modulation, channel estimation, About ultrasonic parking radar ranging.
yp012
- Calculation crosshairs diffraction image at different distances, Pisarenko harmonic decomposition algorithm, Complex modulation coherent pulse train signal.
Optical
- 光学波长宽度的调制变换算法，图像呈现及图形处理(Optical Pulse Width Modulation)
qiegan_v15
- Automatic identification in the matlab environment the size of the connected area, Complex modulation coherent pulse train signal, The received signal is given eye and BER simulation systems.