GPS Introduction

- Apr 12, 2018-

GPS Introduction

GPS is the abbreviation of the English Global Positioning System. GPS began as a project of the U.S. military in 1958 and was put into use in 1964. In the 1970s, the United States Army, Navy and Air Force jointly developed a new generation of satellite positioning system GPS. The main purpose is to provide real-time, all-weather and global navigation services for the three major areas of land, sea and air, and for military purposes such as intelligence gathering, nuclear explosion monitoring and emergency communications. After more than 20 years of research and experiments, it will cost US$30 billion by 1994. The GPS satellite constellation with a global coverage of 98% has been deployed. In the mechanical field, GPS has another meaning: Geometrical Product Specifications - simply GPS. Another interpretation is G/s (GB per s)