one-speach

说明：  该源码是用simulink对QAM的仿真实现(the source is used Simulink right QAM Simulation)

This is Laser Range Finder Communication source code. Device is Hokuyo URG 04 Series. URG-PC communication with SCIP 2.0. Contents is Next 1. Open Device 2. LRF SingleScan(Aquisition 682 data array at one scan) 3. Close Device

双极性二进制基带传输系统的仿真和误码性能验证 ①．发送信号的星座图，发送和接收信号的波形，不同信噪比情况下，接收信号的星座图 ②．画出无信道编码时，误比特率的理论曲线和仿真曲线，以及有信道编码时误比特率的仿真曲线 ③．解释以上获得的各种结果的合理性 ④．选做：选用不同纠错能力的信道编码方法，比较信道译码后的误码率(Simulation and Error Performance Verification of Bipolar Binary Baseband Transmission System (1) Constellation diagram of transmitted signal, waveform of transmitted and received signal, constellation diagram of received signal under different signal-to-noise ratio (2) Draw the theoretical and simulation curves of BER without channel coding and the simulation curves of BER with channel coding. (3) Explain the rationality of the results obtained above. (4) Choose: Choose channel coding methods with different error-correcting abilities to compare the bit error rate after channel decoding.)

这是个casio DT-930 的展示程序，(This is a casio DT-930' s display program,)

用MATLAB编写的中值滤波程序，几乎囊括了所有中值滤波的类型，很全的哦。并包含测试的LENA图像。(Written using MATLAB median filter program, covering almost all of the type of median filter, it is full of oh. And includes tests LENA image.)

三次样条曲线，可以根据不同条件进行选择，包括边界条件等(Cubic spline curve can be selected according to different conditions)

在matlab环境下，根据四级移位寄存器产生的M序列(-1,+1)(Matlab environment, according to the four shift register M sequence (-1,+1))

多项式提取一个数组或是曲线的趋势项 得到一个多项式表达式 以及拟合的新数组(Extract an array of polynomial curve or a polynomial trend item to get a new array of expressions and fitting)

对电磁波入射的源为偶极子进行仿真，可以z作为其他电磁仿真问题中的源的设置子函数用(of the incident electromagnetic wave dipole source for simulation, z#$#!264699#!#$ooutin2.rar!#$#VB and Distributed Control CD-ROM source code (digital input and output- Correction)

线阵超声换能器的二维发射声场仿真，采用FIELD II声场仿真工具包。(the simulation of the transmission intensidy field of a linear transducer by using FIELD II.)