全球定位系统(英语:Global Positioning System,通常简称GPS),又称全球卫星定位系统,是美国国防部研制,美国太空军运营与维护的中地球轨道卫星导航系统。它可以为地球表面绝大部分地区(98%)提供准确的定位、测速和高精度的标准时间。全球定位系统可满足位于全球地面任何一处或近地空间的军事用户连续且精确地确定三维位置、...
Global Positioning System n.Abbr.GPS A system of satellites, computers, and receivers that is able to determine the latitude and longitude of a receiver on Earth by calculating the time difference for signals from different satellites to reach the receiver. ...
World Wide Web address Herschyr W. Global Positioning System (GPS): Overview[J]. Encyclopedia of Earth Science,1998,35 (8):341_342Article Entitled " Global Positioning System Overview ", by Dana, published on website at www.host.cc.utexas.edu, Sep. 1994 revised Feb. 15, 1998 pp. 1...
Global Positioning System: Signals, Measurements, and Performance, a textbook by Pratap Misra and Per Enge provides a comprehensive introduction to GPS
Personal exposure studies of air pollution generally use self-reported diaries to capture individuals’ time-activity data. Enhancements in the accuracy, size, memory and battery life of personal Global Positioning Systems (GPS) units have allowed for hi
Continuity of accurate navigational data for intelligent transportation applications has been widely provided by utilizing low-cost navigation systems through integrating GPS with micro-electro-mechanical-system (MEMS) inertial sensors. To achieve the re
Cycle slip detection and repair are crucial steps in achieving high accuracy in Global Navigation Satellite System (GNSS) data processing. The use of Global Positioning System (GPS) and BeiDou Navigation Satellite System (BDS) triple frequency observations allows for more accurate detection and repair...
Every day on China’s highways the speed, mileage and driving time for almost the whole of the country’s heavy-duty truck fleet is monitored by one logistics firm. Data from recorders installed in every truck are sent by cellular or global positioning system (GPS) technology to a central ...
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50-hour battery life for sports with GPS*Your companion through 20 marathonsThe high-end GPS chip works with ultra-low-power algorithms to continuously record 50-hours of movement with real-time positioning. Now your extreme sports adventures are no longer dictated by battery life. ...