Worried that Mr. Lee was angry with us, we tried very hard on our next task—using the map and compass to find a secret location.

由于担心李先生生我们的气，我们在下一个任务上非常努力——用地图和指南针找到一个秘密地点。

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Taking advantage of a smart phone's GPS, compass and barometer, the app can determine the location of a person remotely.

通过智能手机的GPS、指南针和气压计，该应用能远程确定某人的位置。

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The accelerometer and compass are OK — as they are on iPod touch — but 3g makes a big difference when also orienting location.

加速计和指南针尚可——就像他们在ipod touch一样——但3g是的定向定位的时候有巨大不同。

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JiWire is a mobile advertising company that places location-based ads, it calls Compass ads, on mobile apps as well as on Wi-fi service websites in places like cafes.

FORBES: Find Groupons Near You With JiWire Mobile Ads

It integrates a multi-GNSS location engine supporting GPS, Galileo, Glonass and Compass satellites to improve the navigation system performance in obstructed environments, Combined with SiRFDRive(R) dead reckoning software, the SiRFprimaII delivers seamless navigation experience whether driving in dense urban canyons or through tunnels or multistory parking lots.

ENGADGET: CSR sharpens indoor and in-car navigation with SiRFstarV, SiRFusion and SiRFprimaII

As you look around, the output from the camera appears on the heads-up display augmented with labels showing the location and distance of the nearby train stations based on the compass and GPS data from the goggles.

ENGADGET: Recon goggles gain Facebook integration and augmented reality at Google I/O (hands-on video)