
GPS: The Global Positioning System
How do I add or correct my address in GPS devices, apps, and maps? What can I do about trucks driving through my neighborhood? How do I report GPS service outages?
GPS.gov: Interface Control Documents
Feb 5, 2025 · If you are seeking an ICD that does not appear on this page, such as ICD-GPS-153, please complete a GPS Technical Library Document Request form and have it signed by a …
Next Generation Operational Control System (OCX) - GPS: The …
Dec 9, 2021 · 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 …
GPS.gov: Public ICWG Meeting, May 2025 - GPS: The Global …
Apr 30, 2025 · The purpose of this meeting is to update the public on proposed GPS public document changes, collect issues/comments for analysis and adjudicate subject comments for …
GPS.gov: Pseudorandom Noise (PRN) Code Assignments
Apr 27, 2023 · The PRN Code Assignment Process document describes the process for requesting, assigning, and recording the GPS PRN numbers pre-selected and defined in GPS …
GPS.gov: Space Segment
Jun 28, 2022 · The GPS space segment consists of a constellation of satellites transmitting radio signals to users. The United States is committed to maintaining the availability of at least 24 …
GPS.gov: GPS Modernization - GPS: The Global Positioning System
Nov 3, 2017 · The GPS modernization program is an ongoing, multibillion-dollar effort to upgrade the features and overall performance of the Global Positioning System. The upgraded features …
Base, Colorado. GPS is controlled 24/7 from this one site. • The Alternate Master Control Station (AMCS) is located at Vandenberg Space Force Base, California, enabling continuity of …
GPS-200 to IS-GPS-200, introduce and specify the requirements of Improved Clock and Ephemeris (ICE) message for L2 C signal, and other additional updates 7 Dec 2004 23 Nov …
GPS.gov: GPS Performance - GPS: The Global Positioning System
Sep 24, 2024 · On January 25-26, 2016, GPS users experienced a rare anomaly in operations. For several hours, multiple satellites broadcast information regarding the offset between GPS …