It provides critical positioning capabilities to military, civil, and commercial users around the world. Although the United States government created, controls, and maintains the GPS system, it is freely …

GPS, space-based radio-navigation system. A GPS receiver operated by a user on Earth measures the time it takes radio signals to travel from four or more satellites, calculates the distance to each …

The meaning of GPS is a navigational system using satellite signals to fix the location of a radio receiver on or above the earth's surface; also : the radio receiver so used.

2025年7月8日 · GPS, or Global Positioning System, is a network of satellites that transmit signals to GPS receivers, allowing them to determine precise geographic location and movement.

2023年9月25日 · The Global Positioning System (GPS) is a space-based radio-navigation system, owned by the U.S. Government and operated by the United States Air Force (USAF).

GPS stands for Global Positioning System, and it lets us know where we are and where we are going anywhere on Earth. We still need objects in the sky to know where we are and how we get to other …

2025年10月3日 · The global positioning system (GPS) is a network of satellites and receiving devices used to determine the location of something on Earth. Some GPS receivers are so accurate they can …