传媒互联网&通信行业：中天科技海缆中标江苏国信大丰风电项目，润建股份拟投资欧洲及东南亚项目

东兴证券08-05

（以下内容从东兴证券《传媒互联网&通信行业：中天科技海缆中标江苏国信大丰风电项目，润建股份拟投资欧洲及东南亚项目》研报附件原文摘录）周观点：基站上星是星地一体融合组网发展方向。3GPP R15明确支持卫星接入作为5G系统需求。5G与卫星接入兼容发展实现星地一体融合组网，目前有三种模式：（1）卫星回传，卫星作为回传网连接基站和核心网；（2）透明模式，卫星只做频率转换、数据信令透传；（3）再生模式，...

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