...据采集技术 - 城市交通 关键词】 手机定位；交通数据采集；辅助GPS；切换；定位精度 [gap=821]Keywords: mobile phone location; traffic data collection;A-GPS; handover; location accuracy ..
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Mobile phone location technique is emerged with the development of mobile communication system, and it is a new location technique.
手机定位技术是随着移动通信系统的发展而出现的一种新型定位技术。
参考来源 - 车辆GPS/移动手机网络组合定位系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The reason is that this constant sending of location data can wear down mobile phone batteries much quicker.
原因是这些数据发送会更快的损耗移动电话的电池。
Their goal is to develop mobile applications that let your smart phone pinpoint its location in real-time to within 2.5 meters.
他们的目标是开发一款手机应用程序，该程序能够在2.5 m之内精确定位。
Groupon, the largest provider of online daily-deal coupons, plans to alert customers to nearby discounts using location data from the mobile-phone application Loopt.
最大的在线交易打折券供应商groupon计划向通过地点数据来向Loopt手机应用的用户提供所在地附件的打折信息。
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