To continue the discussion begun by this lesson, I would like to pose this question:
Providing 24-hour worldwide real-time, high-accuracy navigation for both stationary and moving platforms in three dimensions was a tall order in the 1970s. What are a couple of technological elements that became incorporated into GPS that helped achieve DODs specifications for the system- and from where did they originate?
To participate in the discussion, please go to the Lesson 3 Discussion Forum in Canvas. (That forum can be accessed at any time by going to the GEOG 862 course in Canvas and then looking inside the Lesson 3 module.)
Lesson 3 Quiz
This quiz will cover Lessons 1, 2, and 3.
The Lesson 3 Quiz is located in the Lesson 3 module in Canvas.