Home | GPS.gov
May 13, 2025 · The Global Positioning System (GPS) is an essential element of a global information infrastructure. The free, open, and dependable nature of GPS has led to the …
The following documents of the issue specified contribute to the definition of the interfaces between the GPS Space Segment and the GPS navigation User Segment, and form a part of …
Systems | GPS.gov
Jan 23, 2018 · GPS is operated and maintained by the U.S. Space Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing.
GPS Accuracy | GPS.gov
How accurate is GPS for speed measurement? As with positioning, the speed accuracy of GPS depends on many factors. The government provides the GPS signal in space with a global …
Support | GPS.gov
GPS is operated and maintained by the U.S. Space Force. GPS.gov is maintained by the National Coordination Office for Space-Based Positioning, Navigation, and Timing.
GPS.gov: Interface Control Documents
Feb 5, 2025 · The communication boundaries between the Global Positioning System and other systems, as well as within the GPS itself, are known as interfaces. Interface Control …
Interface Control Documents (ICDs) & Interface Specifications (ISs)
Information on the civil GPS signals and codes broadcast at the L1, L2, and L5 frequencies. The communication boundaries between the Global Positioning System and other systems, as well …
Next Generation Operational Control System (OCX) | GPS.gov
OCX will command all modernized and legacy GPS satellites, manage all civil and military navigation signals, and provide improved cybersecurity and resilience for the next generation …
What Can GPS Do? | GPS.gov
GPS is an essential element of a global information infrastructure. The free, open, and dependable nature of GPS has led to the development of hundreds of applications affecting …
GPS.gov: 全球定位系统
全球定位系统（GPS）是美国拥有的一套设施，它为使用者提供定位、导航和定时（PNT）服务。 这套系统由三个部分组成：空间部分，控制部分和用户部分。