Extending Coverage of DGPS by Considering Atmospheric Models CorrectionsMay 1, 2002·Changdon KeeDoohee Yun· 0 min read DOILast updated on May 1, 2002 AuthorsChangdon KeeProfessor EmeritusAuthorsDoohee YunPh.D← “Laboratory and Field Test of Indoor Navigation System using Asynchronous Pseudolites Jul 1, 2002GBAS(Ground Based Augmentation System) 시스템 개발 및 시험 평가 May 1, 2002 →