Browse "School of Mechanical and Aerospace Engineering(기계항공공학부)" by Author Pullen, Sam

Showing results 1 to 57 of 57

1
Assessment and mitigation of equatorial plasma bubble impacts on category I GBAS operations in the Brazilian region

Yoon, Moonseok; Kim, Dongwoo; Pullen, Sam; Lee, Jiyun, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.66, no.3, pp.643 - 659, 2019-09

2
Assessment of Equatorial Plasma Bubble Impacts on Ground-Based Augmentation Systems in the Brazilian Region

Yoon, Moonseok; Kim, Dongwoo; Lee, Jiyun; Rungruengwajiake, Sarawoot; Pullen, Sam, 2016 International Technical Meeting of The Institute of Navigation, pp.368 - 379, Institute of Navigation, 2016-01

3
Assessment of ionosphere spatial decorrelation for global positioning system-based aircraft landing systems

Lee, Jiyun; Pullen, Sam; Datta-Barua, Seebany; Enge, Per, JOURNAL OF AIRCRAFT, v.44, no.5, pp.1662 - 1669, 2007

4
Assessment of Ionospheric Spatial Decorrelation for Daytime Operations of GBAS in the Brazilian Region

Chang, Hyeyeon; Yoon, Moonseok; Lee, Jiyun; Pullen, Sam; Pereira Leonardo Marini, 2019 International Technical Meeting of The Institute of Navigation, pp.618 - 631, Institute of Navigation, 2019-01

5
Assessment of Nominal Ionosphere Spatial Decorrelation for LAAS

Lee, Jiyun; Pullen, Sam; Datta-Barua, Seebany; Enge, Per, IEEE/ION PLANS 2006, pp.506 - 514, IEEE, Institute of Navigation, 2006-04

6
Automated Front Speed Computation of Ionospheric Anomalies for Ground-Based Augmentation Systems

Lee, Jiyun; Bang, Eugene; Jung, Sungwook; Pullen, Sam, 13th International Ionospheric Effects Symposium 2011, JMG Associates Ltd., 2011-05

7
Automated Ionospheric Front Velocity Estimation Algorithm for Ground-Based Augmentation Systems

Bang, Eugene; Lee, Jiyun; Seo, Jiwon; Pullen, Sam; Close, Sigrid, 2012 International Technical Meeting of The Institute of Navigation, pp.1570 - 1580, Institute of Navigation, 2012-01

8
Closed-form analysis of undetected range errors due to ionospheric impacts for GBAS category I operations

Kim, Dongwoo; Yoon, Moonseok; Pullen, Sam; Lee, Jiyun, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.68, no.3, pp.507 - 519, 2021-09

9
Conceptual Study of Real-time Ionospheric Threat Adaptation Using Space Weather Forecasting for GNSS Augmentation Systems

Lee, Jiyun; Lee, Jinsil; Pullen, Sam; Datta-Barua, Seebany, 2014 International Technical Meeting of The Institute of Navigation, Institute of Navigation, 2014-01

10
CUSUM-Based Real-Time Risk Metrics for Augmented GPS and GNSS

Pullen, Sam; Lee, Jiyun; Xie, Gang; Enge, Per, 16th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS/GNSS 2003), pp.2275 - 2287, Institute of Navigation, 2003-09

11
Data-quality improvements and applications of long-term monitoring of ionospheric anomalies for GBAS

Kim, Minchan; Lee, Jiyun; Pullen, Sam; Gillespie, Joseph, 25th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2012), pp.2159 - 2174, Institute of Navigation, 2012-09

12
Data-Replay Analysis of LAAS Safety during Ionosphere Storms

Park, Young Shin; Zhang, Godwin; Pullen, Sam; Lee, Jiyun; Enge, Per, 20th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2007), pp.404 - 414, Institute of Navigation, 2007-09

13
Enhanced Local-Area DGNSS for Autonomous Vehicle Navigation: Optimal Smoothing Strategy

Nam, Gihun; KIM, Dongwoo; Kim, Noah Minchan; Lee, Jiyun; Pullen, Sam, 34th International Technical Meeting of the Satellite Division of the Institute of Navigation, ION GNSS+ 2021, pp.4080 - 4096, Institute of Navigation (ION), 2021-09-22

14
Enhancements of Long Term Ionospheric Anomaly Monitoring for the Ground-Based Augmentation System

Lee, Jiyun; Jung, Sungwook; Pullen, Sam, 2011 International Technical Meeting of The Institute of Navigation, pp.930 - 941, Institute of Navigation, 2011-01

15
Ephemeris Protection Level Equations and Monitor Algorithms for GBAS

Pullen, Sam; Lee, Jiyun; Luo, Ming; Pervan, Boris; Chan, Fang-Cheng; Gratton, Livio, 14th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS 2001), Institute of Navigation, 2001-09

16
Equatorial Plasma Bubble Threat Parameterization to Support GBAS Operations in the Brazilian Region

Yoon, Moonseok; Lee, Jiyun; Pullen, Sam; Gillespie, Joseph; Mathur, Navin; Cole, Rich; De Souza, Jonas Rodrigues; et al, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.64, no.3, pp.309 - 321, 2017

17
Estimation of GPS Receiver Inter-Frequency Bias for Operational Ionosphere Monitoring in GBAS

Lee, Jiyun; Bang, Eugene; Jung, Sungwook; Pullen, Sam, ENRI International Workshop on ATM/CNS (EIWAC 2010), pp.27 - 32, ENRI, 2010-11

18
Evaluation of GPS L5, Galileo E1 and Galileo E5a Performance in Flight Trials for Multi Frequency Multi Constellation GBAS

Circiu, M-S; Felux, Michael; Belabbas, Boubeker; Meurer, Michael; Kim, Minchan; Lee, Jiyun; Pullen, Sam, 28th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2015), pp.897 - 906, Institute of Navigation, 2015-09

19
Feasibility Studies for Applications of Long-Term Ionospheric Anomaly Monitor

Kim, Min Chan; Bang, Eugene; Pullen, Sam; Lee, Young Jae; Lee, Jiyun, IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS, v.53, no.3, pp.1581 - 1588, 2017-06

20
Guidance, Navigation, and Separation Assurance for Local-Area UAV Networks: Putting the Pieces Together

Pullen, Sam; Lee, Jiyun, ION 2013 Pacific PNT Meeting, Institute of Navigation, 2013-04

21
High Integrity GNSS Navigation and Safe Separation Distance to Support Local-Area UAV Networks

Kim, Minchan; Kim, Kiwan; Lee, Jiyun; Pullen, Sam, 27th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2014), pp.869 - 878, Institute of Navigation, 2014-09

22
High-Integrity Local-Area Differential GNSS Architectures Optimized to Support Unmanned Aerial Vehicles (UAVs)

Pullen, Sam; Lee, Jiyun; Enge, Per, 2013 International Technical Meeting of The Institute of Navigation, Institute of Navigation, 2013-01

23
Impact of Ionospheric Anomalies on GBAS GAST D Service and Validation of Relevant ICAO SARPs Requirements

Pullen, Sam; Cassell, Rick; Johnson, Bruce; Brenner, Mats; Weed, Doug; Cypriano, Lucas; Topland, Morten; et al, 30th International Technical Meeting of the Satellite Division of the Institute of Navigation, ION GNSS 2017, pp.2085 - 2105, Institute of Navigation, 2017-09

24
Integrity assurance of Kalman-filter based GNSS/IMU integrated systems against IMU faults for UAV applications

Lee, Jinsil; Kim, Minchan; Lee, Jiyun; Pullen, Sam, 31st International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2018), Institute of Navigation, 2018-09

25
Integrity Design and Updated Test Results for the Stanford LAAS Integrity Monitor Testbed

Xie, Gang; Pullen, Sam; Luo, Ming; Normark, Per-Ludvig; Akos, Dennis; Lee, Jiyun; Enge, Per; et al, 57th Annual Meeting of The Institute of Navigation (2001), pp.681 - 693, Institute of Navigation, 2001-06

26
Integrity Risk Evaluation of Impact of Ionospheric Anomalies on GAST D GBAS

Yoon, Moonseok; Lee, Jiyun; Pullen, Sam, 2019 International Technical Meeting of The Institute of Navigation, pp.100 - 112, Institute of Navigation, 2019-01

27
Integrity risk evaluation of impact of ionospheric anomalies on GAST D GBAS

Yoon, Moonseok; Lee, Jiyun; Pullen, Sam, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.67, no.2, pp.223 - 234, 2020-06

28
Ionospheric delay gradient model for GBAS in the Asia-Pacific region

Saito, Susumu; Sunda, Surendra; Lee, Jiyun; Pullen, Sam; Supriadi, Slamet; Yoshihara, Takayuki; Terkildsen, Michael; et al, GPS SOLUTIONS, v.21, no.4, pp.1937 - 1947, 2017-10

29
Ionospheric spatial decorrelation assessment for GBAS daytime operations in Brazil

Chang, Hyeyeon; Yoon, Moonseok; Pullen, Sam; Marini-Pereira, Leonardo; Lee, Jiyun, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.68, no.2, pp.391 - 404, 2021-06

30
Ionospheric Threat Mitigation by Geometry Screening in Ground-Based Augmentation Systems

Lee, Jiyun; Seo, Jiwon; Park, Young Shin; Pullen, Sam; Enge, Per, JOURNAL OF AIRCRAFT, v.48, no.4, pp.1422 - 1433, 2011

31
Ionospheric Threat Parameterization for Local Area Global-Positioning-System-Based Aircraft Landing Systems

Datta-Barua, Seebany; Lee, Jiyun; Pullen, Sam; Luo, Ming; Ene, Alexandra; Qiu, Di; Zhang, Godwin; et al, JOURNAL OF AIRCRAFT, v.47, no.4, pp.1141 - 1151, 2010-07

32
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

33
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

34
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

35
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

36
Low-Elevation Ionosphere Spatial Anomalies Discovered from the 20 November 2003 Storm

Zhang, Godwin; Lee, Jiyun; Datta-Barua, Seebany; Pullen, Sam; Enge, Per, 2011-03-28

37
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

38
Markov Chain-Based Stochastic Modeling of Deep Signal Fading: Availability Assessment of Dual-Frequency GNSS-Based Aviation Under Ionospheric Scintillation

Sun, Andrew K.; Chang, Hyeyeon; Pullen, Sam; Kil, Hyosub; Seo, Jiwon; Morton, Y. Jade; Lee, Jiyun, SPACE WEATHER-THE INTERNATIONAL JOURNAL OF RESEARCH AND APPLICATIONS, v.19, no.9, 2021-09

39
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

40
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

41
Navigation Safety Assurance of a KF-Based GNSS/IMU System: Protection Levels Against IMU Failure

Lee, Jinsil; Kim, Minchan; Min, Dongchan; Pullen, Sam; Lee, Jiyun, NAVIGATION-JOURNAL OF THE INSTITUTE OF NAVIGATION, v.70, no.4, 2023

42
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

43
Observations of low-elevation ionospheric anomalies for ground-based augmentation of GNSS

Lee, Jiyun; Datta-Barua, Seebany; Zhang, Godwin; Pullen, Sam; Enge, Per, RADIO SCIENCE, v.46, 2011-11

44
Optimal Parameter Inflation to Enhance the Availability of Single-Frequency GBAS for Intelligent Air Transportation

Lee, Halim; Pullen, Sam; Lee, Jiyun; Park, Byoungwoon; Yoon, Moonseok; Seo, Jiwon, IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, v.23, no.10, pp.17801 - 17808, 2022-10

45
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

46
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

47
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

48
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

49
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

50
Real-Time Ionospheric Threat Adaptation Using a Space Weather Prediction for GNSS-Based Aircraft Landing Systems

Lee, Jinsil; Pullen, Sam; Datta-Barua, Seebany; Lee, Jiyun, IEEE TRANSACTIONS ON INTELLIGENT TRANSPORTATION SYSTEMS, v.18, no.7, pp.1752 - 1761, 2017-07

51
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

52
Sigma Overbounding using a Position Domain Method for the Local Area Augmentaion of GPS

Lee, Jiyun; Pullen, Sam; Enge, Per, IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS, v.45, no.4, pp.1262 - 1274, 2009-10

53
Sigma-mean monitoring for the local area augmentation of GPS

Lee, Jiyun; Pullen, Sam; Enge, Per, IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS, v.42, no.2, pp.625 - 635, 2006-04

54
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

55
Targeted Parameter Inflation Within Ground-Based Augmentation Systems to Minimize Anomalous Ionospheric Impact

Seo, Jiwon; Lee, Jiyun; Pullen, Sam; Enge, Per; Close, Sigrid, JOURNAL OF AIRCRAFT, v.49, no.2, pp.587 - 599, 2012-03

56
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

57
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

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