As dedicated voice (or data) channels are setup by phones, the bandwidth available for packet switched data shrinks.

如热衷的声音(或数据)，频道是电话的装备，小包可用的带宽转变了数据收缩。

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And now switched Ethernet are widely used in process control, factory automation and other applications that support high bandwidth real-time environment.

现在交换式以太网被越来越多地运用到过程控制、工业自动化和其他支持高带宽的实时通信应用中去。

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Bandwidth - which in the UK will come when the analogue signal is switched off - needs to be freed up by regulators and manufacturers have to provide phones that can cope with TV viewing alongside the myriad other functions already eating up battery life.

BBC: Man in India on mobile phone