As an electronic measuring technology, UWB is more accurate than Global Positioning System satellites, and it can be used indoors.

作为一项电子测量技术，UWB比全球定位系统卫星更精确，它可以在室内使用。

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The development and experiments of electronic controlling system for variable rectangular E-beam lithography and lasser positioning stage are summed in the paper.

本文总结了用于可变矩形电子束曝光机激光定位工件台电控系统的研制及实验经验。

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This invention is related to an antenna structure of global positioning system and an electronic device applying the same.

本发明有关一种全球定位系统天线结构及应用其的电子装置。

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The captain can also call on the assistance of an electronic positioning system that uses a combination of data from satellites, gyrocompasses, and wind and motion sensors to operate the thrusters automatically.

ECONOMIST: Marine technology: A voyage of discovery | The

Today, they've been supplanted even further by digital compasses that use electronic sensors and devices that take readings from Global Positioning System satellites.

FORBES: No. 3 The Compass