有关通信调制的程序：主要是涉及CMA_PMD_PDM_QPSK调制。可以利用上传的matlab程序导入到VPI等软件中，帮助建立完整的通信系统-Procedures for communication modulation: mainly related CMA_PMD_PDM_QPSK modulation. You can take advantage of upload matlab program introduced into the VPI and other software to