Automatic Control of Unmanned Aircrafts Using a Single-Antenna GPS Receiver Nov 1, 2004· Sanghyo Lee Jihoon Kim Am Cho , Heunggyo Cheong Changdon Kee · 0 min read Last updated on Nov 1, 2004 Authors Sanghyo Lee M.S Authors Jihoon Kim Ph.D Authors Am Cho Ph.D Authors Changdon Kee Professor ← Modified Tomographic Estimation of the Ionosphere using the set of adequate bases Dec 1, 2004 Integer Ambiguity Search Technique Using Separated Gaussian Variables Nov 1, 2004 →