Showing results 57 to 105 of 105
LAAS Ground Facility Design Improvements to Meet Proposed Requirements for Category II/III Operations Pullen, Sam; Luo, Ming; Xie, Gang; Lee, Jiyun; Phelts, R. Eric; Akos, Dennis; Enge, Per, 15th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS 2002), pp.1934 - 1947, Institute of Navigation, 2002-09 |
LAAS Position Domain Monitor Analysis and Failure-Test Verification Lee, Jiyun; Pullen, Sam; Gang, Xie; Enge, Per, 21st International Communications Satellite Systems Conference and Exhibit, American Institute of Aeronautics and Astronautics, 2003-04 |
LAAS Position Domain Monitor Analysis and Test Results for CAT II/III Operations Lee, Jiyun, 17th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2004), pp.2786 - 2796, Institute of Navigation, 2004-09 |
LAAS Sigma-Mean Monitor Analysis and Failure-Test Verification Lee, Jiyun; Pullen, Sam; Gang, Xie; Enge, Per, 57th Annual Meeting of The Institute of Navigation (2001), pp.694 - 704, Institute of Navigation, 2001-06 |
Long Term Monitoring of Ionospheric Anomalies to Support the Local Area Augmentation System Lee, Jiyun; Jung, Sungwook; Bang, Eugene; Pullen, Sam; Enge, Per, 23rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2010), pp.2651 - 2660, Institute of Navigation, 2010-09 |
Low-Elevation Ionosphere Spatial Anomalies Discovered from the 20 November 2003 Storm Zhang, Godwin; Lee, Jiyun; Datta-Barua, Seebany; Pullen, Sam; Enge, Per, ION NTM 22007 National Technical Meeting of The Institute of Navigation007, Institute of Navigation, 2007-01 |
Methodology and Case Studies of Signal-in-Space Error Calculation Top-down Meets Bottom-up Gao, Grace Xingxin; Tang, Haochen; Blanch, Juan; Lee, Jiyun; Walter, Todd; Per, Enge, 22nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2009), pp.2824 - 2831, Institute of Navigation, 2009-09 |
Mission and optimal trajectory design for the Korean Lunar exploration mission Roh, H.; Ahn, K.; Park, H.; Ahn, J.; Lee, Jiyun; Jo, S.; Pi, J., 한국우주과학회 2012년 봄 학술대회, 한국우주과학회, 2012-04-26 |
Monte Carlo Simulation for Impact of Anomalous Ionospheric Gradient on GAST-D GBAS Kim, Dongwoo; Yoon, Moonseok; Lee, Jiyun; Pullen, Sam; Weed, Doug, ION Pacific PNT Meeting, pp.47 - 55, Institute of Navigation, 2017-05 |
Multi-dimensional Verification Methodology of Ionospheric Gradient Observation during Plasma Bubble Events in the Brazilian Region Yoon, Moonseok; Kim, Dongwoo; Lee, Jiyun; Pullen, Sam, ION 2015 Pacific PNT Meeting, pp.748 - 762, Institute of Navigation, 2015-04 |
Near Real-time GNSS-based Ionospheric Model using Expanded Kriging in the East Asia Region Choi, Pilhun; Bang, Eugene; Lee, Jiyun, 2016 AGU Fall meeting, American Geophysics Union, 2016-12 |
Networked UAV Detection and Alerting of Ionospheric Anomalies within LADGNSS Navigation Framework Nam, Gihun; Sun, K. Andrew; Lee, Jiyun; Pullen, Sam, 35th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2022), Institute of Navigation, 2022-09-22 |
Neural Network Aided Reconstruction of Ionospheric Tomography for Limited GNSS Measurements Sun, Kiyoung; Choi, Pilhoon; Kim, Sunjin; Lee, Jiyun, The 10th Kyushu University-KAIST Symposium on Aerospace Engineering, KAIST, Kyushu University, 2018-12 |
Observing Large Ionospheric Spatial Decorrelation for Ground-Based Augmentation System in the Brazilian Region Kim, Dongwoo; Yoon, Moonseok; Lee, Jiyun, 2014 AGU Fall Meeting, American Geophysical Union, 2014-12 |
Optimal Continuity Allocation for a Tightly-coupled KF-based GNSS/IMU Navigation System with Redundant IMUs Lee, Jinsil; Kim, Dongwoo; Min, Dongchan; Nam, Gihun; Lee, Jiyun, 2020 International Technical Meeting of The Institute of Navigation, pp.1101 - 1116, Institute of Navigation, 2020-01 |
Optimal Scheduling of Arrivals at Low-Latitude Airports under Severe Ionospheric Spatial Gradients and Scintillation Pullen, Sam; Lee, Jiyun; Yoon, Moonseok, ENRI International Workshop on ATM/CNS (EIWAC 2015), ENRI, 2015-11-19 |
Optimal Smoothing and Monitor Strategies for Dual-Frequency Dual-Constellation (DFDC) LADGNSS under Anomalous Ionospheric Conditions Nam, Gihun; Min, Dongchan; Kim, Minchan; Lee, Jiyun; Pullen, Sam, 2022 International Technical Meeting of The Institute of Navigation, pp.1156 - 1174, Institute of Navigation, 2022-01-25 |
Optimized GNSS Network Station Selection to Support the Development of Ionospheric Threat Models for GBAS Kim, Minchan; Lee, Jiyun; Pullen, Sam; Gillespie, Joseph, 2013 International Technical Meeting of The Institute of Navigation, pp.559 - 570, Institute of Navigation, 2013-01 |
Performance Benefit from Dual-Frequency GNSS-based Aviation Applications under Ionospheric Scintillation: A New Approach to Fading Process Modeling Sun, Kiyoung; Chang, Hyeyeon; Lee, Jiyun; Seo, Jiwon; Morton, Y Jade; Pullen, Sam, Institute of Navigation International Technical Meeting 2020, ITM 2020, pp.889 - 899, Institute of Navigation, 2020-01 |
Performance Comparison of Neural Networks for Geomagnetic Field Based Indoor Positioning System Lee, Hyojin; Park, Haerie; Min, Dongchan; Lee, Jiyun, The 10th Kyushu University-KAIST Symposium on Aerospace Engineering, KAIST, Kyushu University, 2018-12 |
Position-Domain Geometry Screening to Maximize LAAS Availability in the Presence of Ionosphere Anomalies Lee, Jiyun; Luo, Ming; Pullen, Sam; Park, Young Shin; Enge, Per; Brenner, Mats, 19th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2006), pp.393 - 408, Institute of Navigation, 2006-09 |
Preliminary Assessment of CICERO Radio Occultation Performance by Comparing with COSMIC I Data Chang, Hyeyeon; Lee, Jiyun; Wang, Yang; Breistch, Brian; Morton, Y. Jade, 33rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2020), pp.3888 - 3900, Institute of Navigation, 2020-09 |
Preliminary Assessment of GeoOptics and Spire CubeSat RO Performance by Comparing with COSMIC-2 Chang, Jaehee; Chang, Hyeyeon; Lee, Jiyun, BIEN 2021, The Association of Korean Woman Scientists and Engineers (KWSE), 2021-08-20 |
Results from Automated Ionospheric Data Analysis for Ground-Based Augmentation Systems (GBAS) Lee, Jiyun; Jung, Sungwook; Kim, Minchan; Seo, Jiwon; Pullen, Sam; Close, Sigrid, 2012 International Technical Meeting of The Institute of Navigation, pp.1451 - 1461, Institute of Navigation, 2012-01 |
Selection of Korea SBAS Reference Stations By Analyzing GPS Satellite Clock and Ephemeris Error Bound Choi, Pilhun; Lee, Jiyun, 2014 APNN & MAPWiST, The Association of Korean Woman Scientists & Engineers, 2014-07 |
Space Weather Prediction Error Bounding for Real-Time Ionospheric Threat Adaptation of GNSS Augmentation Systems Lee, Jinsil; Yoon, Moonseok; Lee, Jiyun, 2014 AGU Fall Meeting, American Geophysical Union, 2014-12 |
Statistical Assessment of Ionospheric Perturbation Amplitudes Caused by Tohoku-Oki Earthquake in Japan Sun, Kiyoung; Yoon, Moonseok; Lee, Jiyun, The 7th KAIST-Kyushu University Symposium on Aerospace Engineering, KAIST, Kyushu University, 2015-12 |
Targeted Ephemeris Decorrelation Parameter Inflation for Improved LAAS Availability During Severe Ionosphere Anomalies Ramakrishnan, Shankararaman; Lee, Jiyun; Pullen, Sam; Enge, Per, 2008 National Technical Meeting of The Institute of Navigation, pp.354 - 366, Institute of Navigation, 2008-01 |
The 2013 ENRI International Workshop on ATM/CNS Bang, Eugene; Lee, Jinsil; Lee, Jiyun, The 2013 ENRI International Workshop on ATM/CNS, The 2013 ENRI International Workshop on ATM/CNS, 2013-02-19 |
The Next Generation Integrity Monitor Testbed (IMT) for Ground System Development and Validation Testing Normark, Per-Ludvig; Xie, Gang; Akos, Dennis; Pullen, Sam; Luo, Ming; Lee, Jiyun; Enge, Per; et al, 14th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS 2001), Institute of Navigation, 2001-09 |
The Use of SBAS GIVE for Improving CAT-I GBAS Availability in the Korean Region Yoon, Moonseok; Bang, Eugene; Lee, Jiyun, ISGNSS 2014, The Korean GNSS Society, 2014-10 |
Total System Performance in GBAS-based Landings Felux, Michael; Holzapfel, Florian; Lee, Jiyun, ION 2015 Pacific PNT Meeting, pp.773 - 778, Institute of Navigation, 2015-04 |
Use of Local-area Differential GNSS System for Polar Exploration Kim, Dongwoo; Kim, Minchan; Lee, Jinsil; Lee, Jiyun, The 13th International Symposium on Antarctic Earth Science (ISAES 2019), Korea Polar Research Institute (KOPRI), 2019-07 |
Validation of Code Carrier Divergence Monitor for GBAS Category II/III Operations Lee, Dong-Kyeong; Lee, Jiyun, The 7th KAIST-Kyushu University Symposium on Aerospace Engineering, KAIST, Kyushu University, 2015-12 |
Validation of DSIGMA Monitor for GBAS Category II/III Operations Hyeon, Eunjeong; Lee, Jiyun, The 7th KAIST-Kyushu University Symposium on Aerospace Engineering, KAIST, Kyushu University, 2015-12 |
Validation of Large Ionospheric Gradient Observed in India on 15th, February 2015 Chang, Hyeyeon; Yoon, Moonseok; Lee, Jiyun, 2016 8th KAIST-Kyushu University Symposium on Aerospace Engineering, KAIST Aerospace Engineering Dept., 2016-10 |
Vertical Position Error Bounding for Integrated GPS/Barometer Sensors to Support Unmanned Aerial Vehicle (UAV) Lee, Jinsil; Hyeon, Eunjeong; Kim, Minchan; Lee, Jiyun, 30th Congress of the International Council of the Aeronautical Sciences, International Council of the Aeronautical Sciences (ICAS), 2016-09 |
Vertical Position Error Bounding for Integrated Sensors to Support Unmanned Aerial Vehicles (UAV) Lee, Jinsil; Pullen, Sam; Lee, Jiyun, SCPNT 2015, Stanford University, 2015-11 |
Vertical Protection Level Derivation of Multi-sensor Integrated LAD-GNSS for UAV Applications Lee, Jinsil; Lee, Jiyun, International Technical Symposium on Navigation and Timing (ITSNT 2017), the Centre National d’Etudes Spatiales (CNES) / Ecole Nationale de l'Aviation Civile (ENAC), 2017-11 |
Vertical Protection Level Derivation of Multi-sensor Integrated LAD-GNSS for UAV Applications Lee, Jinsil; Lee, Jiyun, International Technical Symposium on Navigation and Timing (ITSNT 2017), International Technical Symposium on Navigation and Timing (ITSNT), 2017-11-14 |
VPL Parameter Determination for Improved Performance of Advanced RAIM Lee, Jinsil; Kim Dongwoo; Lee, Jiyun; Walter, Todd, 27th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2014), pp.3566 - 3574, Institute of Navigation, 2014-09 |
광역보강시스템(SBAS) 가용성 향상을 위한 전리층 불균질 모델링 기법 Bang, Eugene; Lee, Jiyun; Choi, Pil Hun, 2016년도 한국항행학회 종합학술대회, 한국항행학회, 2016-10-21 |
광역보강시스템을 위한 위성 중심의 전리층 지연오차 추정 기법 연구 Lee, Jiyun; Han, Junyeong; Bang, Eugene, 2016년도 한국항행학회 종합학술대회, 한국항행학회, 2016-10-21 |
다중 IMU를 이용한 분리해 기반의 관성항법장치 고장 감시 기법 Lee, Jiyun; Kim, Dongwoo; Lee, Jinsil; Kim, Min Chan, 2016년 한국항공우주학회 추계학술대회, 한국항공우주학회, 2016-11-18 |
무인항공기의 고성능 항법지원을 위한 LAD-GNSS 성능분석 Lee, Jiyun; Kim, Min Chan; Lee, Jinsil; Kim, Dongwoo, 2016년 한국항공우주학회 추계학술대회, 한국항공우주학회, 2016-11-18 |
무인항공기의 고신뢰성 항법지원을 위한 다중센서 융합시스템 성능분석 Lee, Jiyun; Lee, Jinsil; Kim, Min Chan; Kim, Dongwoo, 2016년 한국항공우주학회 추계학술대회, 한국항공우주학회, 2016-11-18 |
위성항법 지역보강시스템(GBAS)을 위한 몬테카를로 시뮬레이션 기반 전리층 공간기울기 위협 분석 Lee, Jiyun; Yoon, Moonseok; Kim, Dongwoo, 2016년 한국항공우주학회 추계학술대회, 한국항공우주학회, 2016-11-18 |
적도 지역의 CAT-I GBAS 운용을 위한 낮 시간의 수직 방향 전리층 기울기 통계치 산출 기법 Chang, Hyeyeon; Yoon, Moonseok; Lee, Jiyun, 2016년 한국항행학회 종합학술대회, 한국항행학회, 2016-10-21 |
적도 지역의 CAT-I GBAS를 위한 확률적 전리층 위협 완화 기법 Yoon, Moonseok; Kim, Dongwoo; Lee, Jiyun, 2016년 한국항행학회 종합학술대회, 한국항행학회, 2016-10-21 |
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