一个简单的JAVA音频处理文件，实现声音录制，播放，频率调制，量化位数调制，文件保存-A simple JAVA audio processing documents, to achieve the sound recording, broadcasting, frequency modulation, quantization bits modulation, file

Optimization class contains several simple sample programs, Calculate the multifractal trend fluctuation analysis, GSM is GMSK modulation signal generation.