The Global Positioning System (GPS), originally Navstar GPS, [2] is a satellite-based radio navigation system owned by the United States Space Force and operated by Mission Delta 31. [3][4] It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS receiver anywhere on or near the Earth whe...

全球定位系统（英文：Global Positioning System， GPS [14]），是美国研制发射的一种以 人造地球卫星 为基础的高精度 无线电导航 的定位系统。 全球定位系统（GPS）在全球任何地方以及 近地空间 都能够提供准确的 地理位置 、车行速度及精确的时间信息。 GPS自问世以来，就以其高精度、全天候、 全球覆盖 、方便灵活吸引了众多用户。 GPS不仅是汽车的守护神，同时也是物流 行业管理 的智多星。 随着物流业的快速发展，GPS有着举足轻重的作用，成为继 汽车市场 后 …

2021年2月22日 · The Global Positioning System (GPS) is a U.S.-owned utility that provides users with positioning, navigation, and timing (PNT) services. This system consists of three segments: the space segment, the control segment, and the user segment.

2024年10月17日 · The Global Positioning System (GPS) is a navigation system using satellites, a receiver and algorithms to synchronize location, velocity and time data for air, sea and land travel. The satellite system consists of a constellation of 24 satellites in six Earth-centered orbital planes, each with four satellites, orbiting at 13,000 miles (20,000 ...

2025年2月7日 · Official U.S. government information about the Global Positioning System (GPS) and related topics

2024年12月5日 · Discover the principles of GPS technology, its diverse applications, and the types of GPS devices, from portable units to aviation and marine systems. Learn how GPS devices enhance navigation, agriculture, emergency …

2020年6月21日 · What Is the Global Positioning System? The Global Positioning System (GPS) is a navigation system owned by the United States government that's made up of three main segments: The Space Segment is a navigation system of at least 31 satellites, 24 (or more) of which are usually in flight and operational.

2023年9月25日 · Today, GPS is a multi-use, space-based radio-navigation system owned by the US Government and operated by the United States Air Force to meet national defense, homeland security, civil, commercial, and scientific needs.

2024年8月17日 · GPS allows a receiver to determine its precise location (latitude, longitude, and altitude) anywhere on Earth by calculating its distance from multiple GPS satellites orbiting the planet. The system operates 24/7, in all weather conditions, anywhere in the world, providing critical positioning capabilities for a wide range of applications.

GPS, space-based radio-navigation system that broadcasts highly accurate navigation pulses to users on or near Earth. In the United States’ Navstar GPS, 24 main satellites in 6 orbits circle Earth every 12 hours.