DGNSS 기준국 관측환경 분석Oct 1, 2011·Donghyo Son,Gwandong Park,Jihye Won,Yonggwon ChoiChangdon Kee· 0 min readLast updated on Oct 1, 2011 AuthorsChangdon KeeProfessor Emeritus← Analysis of GPS signal environment at DGNSS stations Oct 1, 2011Korean Wide Area Differential Global Positioning System Development Status Preliminary Test Results Oct 1, 2011 →