GPS (Global Positioning System) - definitionGlobal Positioning System was developed by the United States' Department of Defense. It uses between 24 and 32 Medium Earth Orbit satellites that transmit precise microwave signals. This enables GPS receivers to determine their current location, time and ...
Define Global Positioning System. Global Positioning System synonyms, Global Positioning System pronunciation, Global Positioning System translation, English dictionary definition of Global Positioning System. n. Abbr. GPS A system of satellites, compute
The Global Positioning System (GPS) is a "constellation" of 31 well-spacedsatellitesthat orbit the Earth and make it possible for people with ground receivers to pinpoint their geographic location. The location accuracy is anywhere from 100 to 10 meters for most equipment and within one meter w...
The Global Positioning System (GPS) is a "constellation" of 31 well-spacedsatellitesthat orbit the Earth and make it possible for people with ground receivers to pinpoint their geographic location. The location accuracy is anywhere from 100 to 10 meters for most equipment and within one meter w...
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全球定位系統全球定位系統GPSModel Making: How does GPS work模型製作: 全球定位系統之定位原理 Procedure 步驟步驟
The Global Positioning System,or GPS,is made up of over 24 satellites.These satellites,about 11,500 kilometers above the earth,are the most important parts of the system.They travel at 9,000 miles per hour and each has a clock with the exact time.These satellites send a signal at the ...
GPS是英文Global Positioning System_原创文档.pdf,GPS是英文 Global Positioning System (全球定位系统)的简称。它是随着现 代化科学技术发展而建立的一精密卫星无线电导航定位系统, GPS 起始于 1958 年美国军方的一个项目,1964 年投入使用。20 世纪 70 年代,美国陆海
全球定位系统（GPS）：历史、原理与深远影响 全球定位系统，由美国政府主导的太空军精心运营，是一个里程碑式的中地球轨道（MEO）卫星导航网络，为全球98%的区域提供精准定位、速度测量和时间校准服务。其核心由31颗卫星、地面设施与接收设备（如智能手机）组成，通过三维坐标系统，展现了其低频信号穿透力强...
Global Positioning System(GPS)is now a part of everyday driving in many countries.It is a space-based system that provides position and time information in all weather conditions.GPS can help people get to where they want to go.(1)___When this happens,the driver is often to blame.Sometim...