Instability Analysis of TWSTFT and GPS Time Comparison using a Double Difference Three-Cornered Hat
Research Papers Juhyun Lee, Youn-Jeong Heo, Ju-Ik Oh, Joon Hyo Rhee, Gyeong Won Choi, Jong Koo Lee, Sung-hoon Yang, Young Kyu Lee, Dai-Hyuk Yu, Myoung-Sun Heo† Time and Frequency Group, Strategic Technology Research Institute, Korea Research Institute of Standards and Science (KRISS), Daejeon 34113, Korea †Corresponding Author: Myoung-Sun Heo, E-mail: hms1005@kriss.re.kr Citation: Lee, J., Heo, […]
Real-Time Estimation of GPS Satellite Clock Offsets Using a Global Tracking Network and Analysis of GPS Block-Dependent Clock Biases
Research Papers Yunhwan Seol1, Hyung-Jin Rim2, Yeong-Guk Kim1,2, Kwan-Dong Park1,2† 1Department of Geoinformatic Engineering, Inha University, Incheon 22212, Korea 2PP-Solution Inc., Seoul 08504, Korea †Corresponding Author: Kwan-Dong Park, E-mail: kdpark@inha.ac.kr Citation: Seol, Y., Rim, H.-J., Kim, Y.-G., & Park, K.-D. 2025, Real-Time Estimation of GPS Satellite Clock Offsets Using a Global Tracking Network and Analysis […]
Improved Z-Matrix Search Algorithm for Enhanced Integer Ambiguity Estimation and Fix Reliability in RTK
Research Papers Noah Minchan Kim, Dongchan Min, Jiyun Lee† Department of Aerospace Engineering, Korea Advanced Institute of Science and Technology, Daejeon 34141, Korea †Corresponding Author: Jiyun Lee, E-mail: jiyunlee@kaist.ac.kr Citation: Kim, N. M., Min, D., & Lee, J. 2025, Improved Z-Matrix Search Algorithm for Enhanced Integer Ambiguity Estimation and Fix Reliability in RTK, Journal of Positioning, […]
Performance Analysis and Compensation Methods According to PDR Drift and Radio Map Resolution
Research Papers Jaewi Kim, Boseong Kim, Beomju Shin† Division of Software, Hallym University, Chuncheon, Gangwon-do 24252, Republic of Korea †Corresponding Author: Beomju Shin, E-mail: E-mail: bjshin@hallym.ac.kr Citation: Kim, J., Kim, B., & Shin, B. 2025, Performance Analysis and Compensation Methods According to PDR Drift and Radio Map Resolution, Journal of Positioning, Navigation, and Timing, 14, […]
Improved eLoran Service Coverage Prediction Based on Field-Measurements-Corrected Simulation
Technical Papers Kiyeol Seo, Youngki Kim, Younghoon Han, Tae Hyun Fang† Ocean & Maritime Digital Technology Research Division, Korea Research Institute of Ships & Ocean Engineering (KRISO), Daejeon 34103, Republic of Korea †Corresponding Author: Tae Hyun Fang, E-mail: thfang@kriso.re.kr Citation: Seo, K., Kim, Y., Han, Y., & Fang, T.H. 2025, Improved eLoran Service Coverage Prediction […]
OTA Test of KPS Civil Signal Candidates by Using Reconfigurable Multi-Constellation Frequency GNSS Signal Generation Simulator
Research Papers Seung-Gyu Yang, ByungHyun Choi, Young-Jin Song, Jong-Hoon Won† Autonomous Navigation Lab., Department of Electrical and Computer Engineering, Inha University, Incheon 22212, Korea †Corresponding Author: Jong-Hoon Won, E-mail: jh.won@inha.ac.kr Citation: Yang, S.-G., Choi, B.H., Song, Y.-J., & Won, J.-H. 2025, OTA Test of KPS Civil Signal Candidates by Using Reconfigurable Multi-Constellation Frequency GNSS Signal […]
Design of GNSS PRN Code Families Based on Truncated Gold Codes with Varying LFSR Orders
Research Papers Eun Ji Ha, Jang Hwan Shin, Jae Min Ahn† Department of Radio and Information Communication Engineering, Chungnam National University, Daejeon 34134, Korea †Corresponding Author: Jae Min Ahn, E-mail: jmahn@cnu.ac.kr Citation: Ha, E.J., Shin, J.H., & Ahn, J.M. 2025, Design of GNSS PRN Code Families Based on Truncated Gold Codes with Varying LFSR Orders, […]
Development of GPS Data Pre-processing Algorithm Using Dual-frequency Observations
Research Papers Hyun-Ho Kim1,2, Jihyun Ha1, Yeong-Guk Kim1,3, Hyung-Jin Rim3, Kwan-Dong Park1,3† 1Department of Geoinformatic Engineering, Inha University, Incheon 22212, Korea2Smart Spatial Information Division, National Geographic Information Institute, Suwon 16517, Korea3PP-Solution Inc., Seoul 08504, Korea †Corresponding Author: Kwan-Dong Park, E-mail: kdpark@inha.ac.kr Citation: Kim, H.-H., Ha, J., Kim, Y.-G., Rim, H.-J., & Park, K.-D. 2025, Development […]
Development of Weighting Model Considering Range, Elevation Angle, and SNR for Multi-GNSS PPP
Research Papers Hyung-Seok Lee1, Jeong-Min Han1, Kwan-Dong Park1,2† 1Department of Geoinformatic Engineering, Inha University, Incheon 22212, Korea2PP-Solution Inc., Seoul 08504, Korea †Corresponding Author: Kwan-Dong Park, E-mail: kdpark@inha.ac.kr Citation: Lee, H.-S., Han, J.-M., & Park, K.-D. 2025, Development of Weighting Model Considering Range, Elevation Angle, and SNR for Multi-GNSS PPP, Journal of Positioning, Navigation, and Timing, […]
Analysis of the GPS Klobuchar Ionosphere Model Parameter Combinations
Research Papers Soyoon Yoon1, Yongrae Kim1, Byung-Kyu Choi2, Jong-Kyun Chung2, Jeongrae Kim1† 1Department of Aeronautical and Astronautical Engineering, Korea Aerospace University, Gyeonggi-do 10540, South Korea2Korea Astronomy and Space Science Institute, Daejeon 34055, Korea †Corresponding Author: Jeongrae Kim, E-mail: jrkim@kau.ac.kr Citation: Yoon, S., Kim, Y., Choi, B.-K., Chung, J.-K., & Kim, J. 2025, A Comparative Survey […]