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Bradford Parkinson (born February 16, 1935) is an American engineer and inventor, retired United States Air Force Colonel and Emeritus Professor at Stanford University.He is best known as the lead architect, advocate and developer, with early contributions from Ivan Getting and Roger Easton, of the Air Force NAVSTAR program, better known as Global Positioning System.
While at MIT Radiation Laboratory, Getting's group developed the first automatic microwave tracking fire control radar, the SCR 584. This system, along with the proximity fuze, significantly reduced damage to London by the V-1 flying bombs (also known as "doodlebugs" or "buzz bombs") launched by Germany from June 1944 of the Second World War, by enabling accurate anti-aircraft fire to destroy ...
The Global Positioning System (GPS), originally Navstar GPS, [2] is a satellite-based radio navigation system owned by the United States Space Force and operated by Mission Delta 31. [ 3 ] [ 4 ] It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS receiver anywhere on or near the ...
The Magellan TRX Off-Road navigation systems Magellan GPS units include a variety of different viewing options, including a 3D bird's-eye view , a night view, and pop-up visuals of upcoming turns. Some models use SiRFstarIII for position accuracy within three metres, and voice and onscreen prompts that provide directions on how to drive to a ...
The Naval Research Laboratory’s managers for the Timation program and, later, the GPS program: Roger L. Easton (left) and Al Bartholomew. In 1955, Easton co-wrote the Naval Research Laboratory's Project Vanguard proposal for a U.S. satellite program in competition with two other proposals, including a proposal from the U.S. Army prepared by Wernher von Braun.
This technology was later adopted by the United States Navy, and serves as a building block behind the wireless communication of today’s cell phones, GPS navigators, and Wi-Fi. Image credits ...
Vehicle navigation on a personal navigation assistant Garmin eTrex10 edition handheld. A satellite navigation device or satnav device, also known as a satellite navigation receiver or satnav receiver or simply a GPS device, is a user equipment that uses satellites of the Global Positioning System (GPS) or similar global navigation satellite systems (GNSS).
It was a conversation with a friend’s visually impaired grandmother that gave 17-year-old Riya Karumanchi the idea to reinvent the standard white cane. This all goes to say, Karumanchi is a ...
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