audioreal

说明：  研究在matlab环境下，fft的实现以及用matlab产生各种滤波器包括用双线性变换法以及脉冲响应不变法实现。(Research in the matlab environment, fft implementation and produce a variety of filters using matlab including the use of bilinear transform and impulse response method to achieve the same.)

lt码的编译码，译码方式为bp译码，源码的比特数可以自己设定(lt code encoding and decoding, decoding method for the bp coding, source bits can be set)

河北大学matlab实验指导-郑晓昆 ，包含实验指导书内容和源代码，以及部分实验结果+图示(Hebei University, matlab experimental guidance- Zhengxiao Kun, including guide books content and source code, as well as some experimental results+ icon)

通信领域－－锁相环原理－适合仿真学习…………。(Communications- phase-locked loop principle- suitable for simulation study ... ... ... ....)

输入经度、纬度和高度，计算任意近地面的重力场(Enter the longitude, latitude and altitude, calculation of arbitrary gravitational field near the ground)

振动理论中四阶龙格库塔法解决单自由度振动问题，希望对大家有帮助(Vibration Theory fourth-order Runge-Kutta method to solve the problem of a single degree of freedom vibration)

Newmark beta code for SDOF structures

维纳自适应滤波设计及Matlab实现，一份word文档，希望会有用。(We simply analyses the wiener2 () which is a adaptive filter in MATLAB.)

GPS广播星历经典外推程序，简单明了，易于理解的外推程序 (GPS broadcast ephemeris extrapolation procedure)

本程序的功能是：程序复位后，数码管从0开始显示数字，直到99，然而又从0到99循环显示(control the digital led from 0 to 99,then back to 0 and repeat 0 to 99.)