GPS World - The Business and Technology of Global ...
August 26, 2024 By Jesse Khalil. A roundup of recent products in the GNSS and inertial positioning industry from the August 2024 issue of GPS World magazine. Read More. Launchpad: Tactical-grade IMUs, Spirent simulator upgrades, atomic clocks and more.
Part 1: The Origins of GPS, and the Pioneers Who Launched the …
2010年5月1日 · It subsequently developed a number of experimental satellites, the first of which was called Timation 1. This small satellite, weighing 85 pounds and producing 6 watts of power, was launched on May 27, 1967. Timation 1, developed by NRL, was a …
What Exactly Is GPS NMEA Data? - GPS World
2015年2月4日 · Today in the world of GPS, NMEA is a standard data format supported by all GPS manufacturers, much like ASCII is the standard for digital computer characters in the computer world. The purpose of NMEA is to give equipment users the ability to mix and match hardware and software. NMEA-formatted GPS data also makes life easier for software ...
Innovation: GLONASS — past, present and future - GPS World
2017年11月1日 · A prototype GLONASS-M (for Modernized) satellite was launched on Dec. 1, 2001, along with two Block IIvs with the first two production GLONASS-M satellites included in the triplet launches of Dec. 10, 2003, and Dec. 26, 2004. Two GLONASS-M satellites were included in the triplet launch of Dec. 25, 2005.
Anti-jam technology: Demystifying the CRPA - GPS World
2017年4月12日 · The Landshield, launched in 2014, was a step-change in CRPA technology. Not just because it was a small and fully self-contained unit (about the size of a hockey puck), but because it was the world’s first CRPA to include true anti-spoofing capability. Figure 8. Landshield Advanced CRPA with Anti-Spoof Technology.
Finally, A List of Public RTK Base Stations in the U.S.
2014年1月7日 · About the Author: Eric Gakstatter Eric Gakstatter has been involved in the GPS/GNSS industry for more than 20 years. For 10 years, he held several product management positions in the GPS/GNSS industry, managing the development of several medium- and high-precision GNSS products along with associated data-collection and post-processing software.
Toughen GPS to resist jamming and spoofing
2022年3月31日 · With L1 C/A, GPS receivers can improve jamming resistance, albeit with loss of ranging (tracking) accuracy, by using code tracking mode – State 3. This reduces a line-of-sight jammer’s denial radius (DRRR) to about 0.29 (a 10.7 dB improvement). Toughening Category 2: Inertial Components and Very Stable User Clocks.
Anti-jam systems: Which one works for you? - GPS World
2017年6月14日 · Intended market: “With over 25 years’ experience, Raytheon UK is a world leader in the development, production and supply of GPS Anti-Jamming (GPS-AJ) systems to the majority of the world’s military forces (including the U.S. DoD and UK MOD), with solutions developed and certified for air, maritime and land applications. Raytheon UK has designed …
The transition to M-code begins - GPS World
2022年5月16日 · The transition to M-code begins. Est. reading time: 1:30. May 16, 2022 - By Matteo Luccio. BAE Systems has produced more than one and a half million military GPS receivers. The company is transitioning receiver designs to use the modernized military code (M-code) signal for added resiliency in RF-challenged environments.
Inside the Box: Understanding GNSS correction methods
2024年2月9日 · GNSS technology plays a crucial role in enabling autonomous vehicles, robots, logistics fleets, and emergency response systems to accurately determine the precise locations of places, people, and things on Earth’s surface. As a result, routes are not only more accurate and efficient but also safer. As a satellite-dependent navigation system ...
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