This paper is about a new method of dealing with HFC network upstream influx noise from using FDQAM modulation technology and three-layer configuration model.
提出了一种采用FDQAM调制技术和三层架构模型相结合解决HFC网络汇聚干扰的方法。
Three layer systemic configuration of graphic layer, description layer, application layer on feature model was studied in this paper.
研究了特征建模的图形层、描述层和应用层的三层体系结构。
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