As a result, some radio chips—for example, those used for the Global Positioning System, say, or for Bluetooth wireless communications—now cost as little as $1 and are the size of a matchhead.

于是，一些无线芯片，比如用于全球定位系统的芯片或者用于蓝牙无线通讯的芯片现在每个只卖1美元，而体积只有火柴头那么大。

youdao

Solar flares can disrupt radio communications, including devices that use Global Positioning system technology, such as cell phones, airplanes and car navigation systems.

太阳耀斑能够干扰到无线电通讯，包括使用全球定位系统技术的设备，如手机、飞机和汽车导航系统。

youdao

In 1898 he proposed a "world system" of giant towers that would form both a global wireless communications network and a means of delivering electricity over large areas without wires.

1898年，他提出了一种巨型广播塔的“全球系统”，巨型广播塔既能形成全球无线通讯网络，又能成为给没有电线的广大区域提供电力的一种举措。

youdao

Borders that were so essential to protecting cultures and societies are of much less significance now, we have a global communications system like the BBC, we have a global finance system that prevents states from controlling their own currencies.

BBC: Breakfast with Frost

Finally, the U.S. and Australia have agreed to partner in the deployment of the Wideband Global Satellite Communications system (WGS).

CENTERFORSECURITYPOLICY: China��s assymetrical strategy

The camp's re-engineering awards went to a group that developed a technique to alter the ID numbers on Global System for Mobile Communications cell phones and to another team that found a way to defeat a biometric fingerprint scanning system.

CNN: Reporter's notebook: Hackers on holiday