In this paper, we study hybrid fiber coax (HFC) network, and we advance multicarrier modulation in the return transmission system. In the end, raise of performance is provided using computer simulate expriment.

• 本文研究了混合光纤同轴(HFC)网,提出了在HFC网上行传输信道中采用多载波调制技术并通过仿真实验证实了其性能上的提高。