GSM中GMSK调制信号的产生，可以动态调节运行环境的参数，对于初学matlab的同学会有帮助，数据模型归一化，模态振动，LDPC码的完整的编译码，基于chebyshev的水声信号分析，滤波求和方式实现宽带波束形成。- GSM is GMSK modulation signal generation, Can dynamically adjust the parameters of the operating environment, Matlab for beginner students will help, Normalized data model, modal vibration, Complete codec LDPC code, Based chebyshev underwater acoustic signal analysis, Filtering summation way broadband beamforming.