Developing an Automatic Control System of Unmanned Aircrafts with a Single-antenna GPS Receiver Sep 1, 2004· Sanghyo Lee Jihoon Kim Am Cho , Heunggyo Cheong Changdon Kee · 0 min read Last updated on Sep 1, 2004 Authors Sanghyo Lee M.S Authors Jihoon Kim Ph.D Authors Am Cho Ph.D Authors Changdon Kee Professor ← Budget Analysis of the Minimum Size of correction message and baudrate for USCG Sep 1, 2004 Navigation System using Pseudolites Sep 1, 2004 →