고고도 장기체공 무인기를 활용한 국지적 대체항법에 관한 연구 Oct 23, 2015· Minwoo Choi Sunkyoung Yu O-Jong Kim Changdon Kee Byungwoon Park , Seungu Seo , Junpyo Park · 0 min read Last updated on Oct 23, 2015 Authors Minwoo Choi M.S Authors Sunkyoung Yu Ph.D Authors O-Jong Kim Ph.D Authors Changdon Kee Professor Authors Byungwoon Park Ph.D ← Mission and Preliminary Design of Cubesat SNUGLITE Observing Space Environment and Earthquake Using GPS Signals Oct 28, 2015 단일 DME 스테이션 기반 위치 결정 시스템 Oct 23, 2015 →