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  1. 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 development of …

  2. 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.

  3. GPS | GPS.gov

    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, …

  4. 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 every aspect of …

  5. GPS for Mapping | GPS.gov

    The most effective way to achieve a robust and globally consistent continental reference system is through the technology of the Global Positioning System (GPS).

  6. 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.

  7. The United States and the European Union are engaged in significant technical collaboration to ensure that GPS and Galileo are compatible from radio frequency, noninterference and national security …

  8. Trilateration | GPS.gov

    In GPS positioning the rate is how fast the radio signal travels, which is equal to the speed of light (299,792,458 meters per second). Time is determined by how long it takes for a signal to travel from …

  9. GPS Performance | GPS.gov

    The U.S. government is committed to providing GPS to the civilian community at the performance levels specified in the GPS Standard Positioning Service (SPS) Performance Standard (PS).

  10. 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 as …