15-7 集合住宅用ケーブルテレビインターネット対応システム
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概要
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This system gives an effective solution for ingress noise problem of the transmission upstream in Multi-Dwelling-Unit to two-way cable network. The solution is made by transmission of the converted upstream signal of cablemodem into the higher frequency band which is above the downstream operating transmission band
- 2000-08-23