用可见光传输数据的速度也相当可观。波文博士的研究小组已能利用标准LED在约两米内以最高每秒130兆位的速度传输数据。
Dr Povey, who is also the boss of VLC, a firm set up to commercialise the technology, thinkssuch devices should be able to reach 1 gigabit per second, and do so over greater range.
同时也是VLC公司的老板的波文博士认为这种器件应能达到每秒1千兆比特的传输速度,且传输距离可以更远。
Specially constructed LEDs would be even faster.
采用特制LED所达到的速度将会更高。
The Li-Fi consortium reckons more than 10 Gbps is possible.
Li-Fi联盟估计传输速度可能达到10 Gbps以上。
In theory, that would allow a high-definition film to be downloaded in 30 seconds.
理论上,这个速度意味着不到30秒就能下载一部高清电影。
Dr Povey believes that adapting existing LEDs to work with the sensors and lightsourcescameras, ambient-light detectors, screens, flashbulbs, torches and so on.
波文博士认为,改造现在的LED使之适应智能手机及类似设备上已有的感应器及光源,如摄像头、环境光感应器、屏幕、闪光灯泡、手电筒等,
already found in smartphones and similar devices will be the fastest way to bring Li-Fi tomarket.
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