Performance Analysis of Korean WADGPS Algorithms with Korean NDGPS Data Sep 1, 2004· Youngsun Yun Doyoon Kim Chulsu Pyeong Changdon Kee , And J. Park · 0 min read Last updated on Sep 1, 2004 Authors Youngsun Yun Ph.D Authors Doyoon Kim Ph.D Authors Chulsu Pyeong M.S Authors Changdon Kee Professor ← Navigation System using Pseudolites Sep 1, 2004 Performance Enhancement of Attitude Determination System by Combining Single and Multiple Antennas Sep 1, 2004 →