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gmsk调制解调matlab实现

于 2022-03-17 发布 文件大小:1.59 kB
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代码说明:

GMSK是msk调制的改进型,既是以高斯作为预调低通滤波基带滤波器的msk方式,所以称为高斯msk或者GMSK。在GMSK中,将调制的不归零数据通过预调高斯脉冲成行滤波器,使其频谱上的旁瓣水平进一步降低。基带的高斯脉冲成行技术平滑了msk信号的相位曲线,因此稳定了信号的即时频率变化,这使得发射频谱上的旁瓣谁水平大大降低。本程序完整实现了gmsk调制解调的全过程,绘制了相应的波形。

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