With the rapid development of information all over the world, HFC network becomes one of the preferable kinds of broadband access network because of its broad band, rich frequency resource, convenient access measure and low rebuild expenses.

• 随着世界范围内信息高速公路建设的迅速发展，HFC网络作为一种宽带接入网络，越来越显示出其特有的优势：极宽的传输频带、丰富的频率资源、方便的接入手段和相对较低的技术改造费用。