This will increase capacity to connect the cell towers to AT&T's main network.

这将增加将手机信号塔连接到 AT&T 主网络的能力。

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Data bits flow from cell towers through fiber and copper lines to a switching station.

数据从信号接收塔经由光纤和铜线流至交换站。

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On mobile devices, it might also include scanning cell towers and pinging GPS satellites.

在移动设备上，可能还会涉及到扫描无线发射塔和ping GPS卫星。

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The company says it is simply keeping a database of Wi-Fi hotspots and cell phone towers near the user's location.

VOA: special.2011.05.02

It's not reliant on terrestrial cell towers, instead connecting to Iridium's network of 66 low-orbiting satellites.

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Operators then need to add new antennas to their cell towers to deliver LTE.

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And then there's Fiji, where he had to abandon cell towers for a time after a coup.

FORBES: Babble Rouser