A Low-Cost High-Precision Vehicle Navigation System for Urban Environment Using Time Differenced Carrier Phase Measurements Jan 1, 2020· Jungbeom Kim Changdon Kee · 0 min read Last updated on Jan 1, 2020 Authors Jungbeom Kim Ph.D Authors Changdon Kee Professor ← In-Orbit Results Attitude Analysis of the SNUGLITE Cube-Satellite Apr 1, 2020 Statistical Detection Threshold for Ionospheric Disturbances induced by Tsunami Using GPS Measurements of LEO Satellite Jan 1, 2020 →