| HFC网络上行通道噪声及其抑制 |
| |
| 引用本文： | 王大鹏. HFC网络上行通道噪声及其抑制[J]. 中国有线电视, 2007, 0(16): 1482-1484 |
| |
| 作者姓名： | 王大鹏 |
| |
| 作者单位： | 菏泽家政职业学院,山东,菏泽,274300 |
| |
| 摘 要： | 针对双向HFC有线电视网络上行通道中噪声的特点及其主要来源,必须采用具有较强抗干扰能力的调制方式,具体介绍几种有效抑制噪声干扰的方法,这些方法主要是纠错技术、采用回传通道滤波器和优质的终端设备等。
|
| 关 键 词： | 噪声 调制 纠错 滤波器 |
| 文章编号： | 1007-7022（2007）16-1482-03 |
| 收稿时间： | 2007-05-03 |
| 修稿时间： | 2007-05-03 |
The Noise and the Restrain Method in up Run Channel of Two Way HFC CATV |
| |
| WANG Da-peng. The Noise and the Restrain Method in up Run Channel of Two Way HFC CATV[J]. China Cable Television, 2007, 0(16): 1482-1484 |
| |
| Authors: | WANG Da-peng |
| |
| Affiliation: | Heze Housework Vocation College, Shandong Heze 274300, China |
| |
| Abstract: | Based on the analysis of characteristics and sources the noise in two way HFC CATV up run channel,this paper tells us that the methods of restraining the noise must have a good noiseproof feature.Then the paper introduces several effectual methods,such using the error correction technology,using the filter in feedback channel or the high quality terminals. |
| |
| Keywords: | HFC |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
