摘要
分析了双向HFC网的反向漏斗噪声的来源、形成机理和频谱特点等,目的是找到降低漏斗噪声的具体措施,以提高上行信道的容量。
This paper discusses the source of noise,the mechanism to form noise funneling,the characteris-tics of their spectrum and etc.The purpose is to find the way of reducing funnel noise and increasing the capaci-ty in the upstream channel.[
出处
《电视技术》
北大核心
2002年第12期31-34,43,共5页
Video Engineering
