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简要介绍多载波调制技术。对O -QAM多载波调制技术的原理及实现方法进行了分析 ,并给出了O -QAM多载波调制技术在无线超短波通信Modem中的实际应用。
Brief introduction of multi-carrier modulation technology. The principle and implementation method of O-QAM multi-carrier modulation technology are analyzed, and the practical application of O-QAM multi-carrier modulation technology in wireless ultra-short wave communication Modem is given.