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dpskzuizuihou
- 本程序模拟了一个2DPSK发送和接受的完整过程，差分编码采用模2加的方式得到，本次实验采用的是相移键控的方法得到发送信号，2DPSK信号最常用的解调方法有两种，本次实验采用的是极性比较法，先通过2PSK相干解调器，再经过码（反）变换器得到基带信号。 -This program simulates a 2DPSK sending and receiving complete process, differential coding is completed by modulo-2 additi
AIA
- 基于最小二乘法求解相移量算法，最小二乘求相移图相位-phase shift algorithm based on the least squares method, least squares seeking phase shift diagram phase
TEST
- 四步相移 多频外差 的matlab 理论演示-Four-step phase shift matlab theory demonstrates that multi-frequency heterodyne
costas-loop
- Costas环是用来解调双边带抑制载波信号的,也是二相或四相移相键控信号解调的专用环路-Costas loop for demodulating the double sideband suppressed carrier signal, two-phase or four-phase shift keying signal demodulation dedicated loop
OFDM_QAM_1
- 多载波调试的正交频分复用技术 包括正交振幅键控技术 四相相移键控信号等其它技术 其误码率在千分之几数量级 非常实用-Multi-carrier debugging orthogonal frequency division multiplexing quadrature amplitude shift keying technology quadrature phase shift keying signal other technologies, such as the bit error r
33332242
- 多进制相移键控信号的谱相关特性分析 原理分析等-M-ary phase shift keying signal spectral correlation analysis theory analysis
Untitled2
- 四步相移法测量圆柱横截面形貌,主要利用四步相移法求相位的模拟实验-Four-step phase shift method to measure the cylindrical cross-section morphology, the main use of the four-step phase shift method for the simulation phase
Untitled1
- 三步相移法测量圆柱横截面形貌,主要利用三步相移法求相位的模拟实验-Three-step phase shift method to measure the morphology of cylindrical cross-section, the main use of the three-step phase shift method for phase simulation
Untitled3
- carre相移法测量圆柱横截面形貌,主要利用carre相移法求相位的模拟实验-the carre phase shift method to measure the cylindrical cross-section morphology, the main use of Carre phase shift method for phase simulation
step4
- 四步相移算法程序，改程序需要手动设置初始图像来源，可以实现对图像相位的求解-Four-step phase shift algorithm program, change the program need to manually set the initial source of the image can be achieved to solve the image phase
b
- 利用传输矩阵法对相移光纤光栅的反射及透射谱进行了仿真-Phase shifted grating reflection and transmission spectra were simulated using the transfer matrix method
Signal_QPSK
- 使用matlab生成二进制调幅信号和四进制相移键控信号-Matlab generate binary amplitude modulation signal and quaternary phase shift keying signal
MATLAB
- QPSK调制全称Quadrature Phase Shift Keying ,意为正交相移键控，是一种数字调制方式。数字信号的四相相移键控调制与解调技术以其灵活性和通用性而得到广泛的应用，符合未来数字通信技术发展的方向。随着移动通信技术的发展，以前在数字通信系统中采用FSK、ASK、PSK等调制方式，逐渐被许多优秀的调制技术所替代。-QPSK modulation partial Quadrature Phase Shift Keying, Quadrature Phase Shift Keyi
phase
- 用simulink做的相移键控仿真，采用多层设计，结果良好-Simulink do with phase-shift keying simulation, using multi-layer design, with good results
zhou3
- 用matlab实现标准四步相移条纹,可自己设定条纹的高度和宽度；最后得到包含相位信息的条纹包裹图。-Using matlab to achieve the standard four-step phase shift stripes, stripes can set their own height and width finally get the phase information contained stripes wrapped map.
heterodyne_unwrap
- 包含用于条纹图像的旋转滤波、四步相移法程序和多频外差算法程序，用于光栅投影法的三维重建-Contains filter fringe image rotation, four-step phase shift method procedures and multi-frequency heterodyne algorithm for three-dimensional reconstruction of the grating projection
gmsk
- 产生高斯最小相移键控信号的阐述仿真，包括调制解调、信道模型等。-Simulation program to realize GMSK transmission system
pmp
- 针对simulation中单频四步相移图像IM0-3及IMR0-3图像们进行四步相移测量的程序 refphase1是对参考面的测量并接缠绕得到相位角 solvephase是对测量物体的测量并得到相位角后，进行处理回复面形-For simulation of single-frequency four-step phase shift image IM0-3 and IMR0-3 images have conducted four step phase shift measu
2dpsk_mod
- 二进制差分相移键控调制的FPGA实现 采用Quartus原理图与VerilogHDL混合设计-Binary differential phase shift keying modulation with FPGA using Quartus mixed design schematic and VerilogHDL
sumigpspi
- 相移内插偏移,在偏移前对资料做的处理，可以在地震勘探中使用。-Phase shift interpolation offset