利用这些信息，“信号专家”就可以计算出一个区域的交通灯时刻表，并为驾驶员建议可供参考的行驶速度，避免在交通路口遭遇红灯。

Using this information, SignalGuru is able to calculate the traffic-light schedule for the region and suggest the speed at which a driver should travel in order to avoid running into red lights.

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Cohda的这项系统使车辆即使以超过200英里每小时的速度行驶时，仍能保证城市峡谷弱信号区的网络的链接，何况我们一般并不会使车速过高。

With Cohda's technology, vehicles can maintain links not just in urban canyons, but also at speeds in excess of 200 mph - although we hope no drivers around us ever put that to the test.

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在优化信号系统的情况下，一些目前以125英里的时速行驶的列车可以以更高的速度行驶——虽然建设新的信号楼对于政客们的吸引力远不及开创一项具有前瞻性的新服务。

Some trains that currently run at 125mph could go faster if signals were upgraded—even if unveiling a new signal box might appeal less to politicians than inaugurating a futuristic new service.

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