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Fiber-connected massively distributed antenna systems

机译:光纤连接的大规模分布式天线系统

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A novel architecture on fiber-connected massively distributed antennas system (M-DAS) for providing a future-proof solution to deliver high data rates while extending the coverage of wireless networks is presented. The transparency of the fiber links to the various wireless signals allows for the simultaneous distribution of multiple services. Intermodulation distortions (IMDs) in directly modulator or external modulator limits the uplink dynamic range and downlink power efficiency in a ROF-based DAS, a digital AGC is used to adjust the uplink RF signal power to an acceptable dynamic range of optical modulator.
机译:提出了一种在光纤连接的大规模分布式天线系统(M-DAS)上的新颖架构,该架构可提供面向未来的解决方案,以提供高数据速率,同时扩展无线网络的覆盖范围。到各种无线信号的光纤链路的透明性允许同时分发多种服务。直接调制器或外部调制器中的互调失真(IMD)限制了基于ROF的DAS中的上行链路动态范围和下行链路功率效率,数字AGC用于将上行链路RF信号功率调整为光调制器可接受的动态范围。

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