Roger L. Easton

Roger EastonRoger Easton, Sr.
Roger Lee Easton, Sr. (April 30, 1921 – May 8, 2014) was an American scientist/physicist who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.wikipedia
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Ivan A. Getting

Ivan GettingDr. Ivan Alexander GettingGetting, Ivan
Roger Lee Easton, Sr. (April 30, 1921 – May 8, 2014) was an American scientist/physicist who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.
Ivan Alexander Getting (January 18, 1912 – October 11, 2003) was an American physicist and electrical engineer, credited (along with Roger L. Easton and Bradford Parkinson) with the development of the Global Positioning System (GPS).

Bradford Parkinson

Bradford W. Parkinson[5
Roger Lee Easton, Sr. (April 30, 1921 – May 8, 2014) was an American scientist/physicist who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.
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.

Minitrack

In 1957, Easton invented the Minitrack tracking system to determine the Vanguard satellite's orbit.
In early April 1955, Milton Rosen, John Mengel, and Roger Easton assembled informally at NRL and generated a document entitled, "Proposal for Minimum Trackable Satellite (Minitrack)."

Craftsbury, Vermont

CraftsburyCraftsbury Common, VermontCraftsbury Common
He was born in Craftsbury, Vermont.
Roger L. Easton, principal inventor and designer of the Global Positioning System (GPS).

Global Positioning System

GPSGlobal Positioning System (GPS)global positioning systems
Roger Lee Easton, Sr. (April 30, 1921 – May 8, 2014) was an American scientist/physicist who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.
Roger L. Easton of the Naval Research Laboratory, Ivan A. Getting of The Aerospace Corporation, and Bradford Parkinson of the Applied Physics Laboratory are credited with inventing it. Gladys West is credited with pioneering the mathematical and computational techniques for detecting satellite positions with the precision needed for GPS.

National Medal of Technology and Innovation

National Medal of TechnologyNational Medals of TechnologyTechnology
George W. Bush awarded Easton the National Medal of Technology for his "extensive pioneering achievements in spacecraft tracking, navigation and timing technology that led to the development of the NAVSTAR-Global Positioning System (GPS)" in 2006.

United States

American🇺🇸U.S.
Roger Lee Easton, Sr. (April 30, 1921 – May 8, 2014) was an American scientist/physicist who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.

United States Naval Research Laboratory

Naval Research LaboratoryNRLU.S. Naval Research Laboratory
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. He also attended the University of Michigan for 1 semester before joining the Naval Research Laboratory in 1943.

Project Vanguard

VanguardVanguard satelliteeleven attempts
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.

Satellite

satellitesartificial satelliteartificial satellites
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.

United States Army

U.S. ArmyArmyUS Army
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.

Air Force Space Surveillance System

NAVSPASURNavy Space Surveillance SystemPassive Space Surveillance System
The Naval Space Surveillance System became the first system to detect and track all types of Earth-orbiting objects.

Middlebury College

MiddleburyMiddlebury AcademyMiddlebury,
He graduated from Middlebury College in 1943.

University of Michigan

MichiganUniversity of Michigan, Ann Arborthe University of Michigan
He also attended the University of Michigan for 1 semester before joining the Naval Research Laboratory in 1943.

George W. Bush

BushPresident BushPresident George W. Bush
George W. Bush awarded Easton the National Medal of Technology for his "extensive pioneering achievements in spacecraft tracking, navigation and timing technology that led to the development of the NAVSTAR-Global Positioning System (GPS)" in 2006.

National Inventors Hall of Fame

National Inventor's Hall of FameHall of FameInventors Hall of Fame
On March 31, 2010, Easton was inducted into the National Inventors Hall of Fame and presented the NIHF Medal of Honor for the development of TIMed navigATION (TIMATION - U.S. Patent 3,789,409) that provided both accurate position and precise time to terrestrial based observers, an important foundation for contemporary Global Positioning Systems.

Timation

On March 31, 2010, Easton was inducted into the National Inventors Hall of Fame and presented the NIHF Medal of Honor for the development of TIMed navigATION (TIMATION - U.S. Patent 3,789,409) that provided both accurate position and precise time to terrestrial based observers, an important foundation for contemporary Global Positioning Systems.

Magellanic Premium

Magellan MedalMagellanic Gold MedalMagellanic Premium Award
Magellanic Premium (1997)

Deaths in May 2014

May
Roger L. Easton, 93, American scientist, inventor and designer of GPS.

Geolocation Privacy and Surveillance Act

Roger L. Easton, the principal inventor of modern GPS technology, filed an amicus brief urging the court to renounce the DOJ's proposal.

April 30

30 April3030th of April
1921 – Roger L. Easton, American scientist, co-invented the GPS (d. 2014)

Oxon Hill, Maryland

Oxon HillOxon Hill, MDMD
Roger L. Easton, Naval scientist, chief inventor of GPS, winner of 2004 Presidential National Medal of Technology; lived on Oxon Hill Road (more information is on "Google images").