ETRI-Knowledge Sharing Plaform

Geostationary Satellite Flight Dynamics Off-Loading Orbit Prediction Satellite Mission Maneuver Planning Ground Station Event Prediction Spacecraft Bus Geo Satellite Multi-Mission Ground Control System(GCS) Mission Operations KOMPSAT-2 Precise Orbit Determination Ka-Band Communications Korea Multi-Purpose Satellite-5(KOMPSAT-5) Gps Data Position Accuracy Design Methodology Gps Receiver Object Oriented Analysis And Design Solar Array Orbit Accuracy Geostationary Ocean Color Imager Design And Implementation Antenna Tracking Dynamic Models Object-Oriented Design Automation System Dynamic Test Leo Satellite Maneuver Time Geometric Singularity Graphical User Interface(GUI) System Design Geostationary Earth Orbit Satellite Normal Operation Satellite Constellation Microsoft .Net Ground Track Net Framework Launch Vehicle Spacecraft Attitude Satellite Orbit Determination Urban Areas Orbit Maneuver Inter-Satellite Link Image Navigation Joint Space Multi-Gnss Gps Navigation Personal Computer(PC) Planning System(CPPS) Carrier Phase Sun-Synchronous Geosynchronous Orbit Ariane 5 Programming Language Mission Scheduling Precision Orbit Determination(POD) Control Center Space Operations Operational Validation Ocean And Meteorological Satellite(COMS) Simulation Results Positioning Accuracy Cyber Threats Need For Satellite Control System Dual-Frequency Ieee 802.11 Standard Orbit Determination Accuracy Measurement Residuals Arc Length Communication Satellite SAC-C Three Dimensional(3D) Mission Analysis System Implementation Car Navigation Local Time Accuracy Improvement Satellite Positioning Control And Monitoring Link Protocol Antenna Pointing Mission Planning Sw Quality Satellite Navigation System Single Frequency Data Sets Phase Variation Monitor And Control Static Tests Imaging Sensors Data Formatting During The Mission Least-Squares Estimator Satellite Tracking Data Mission Control Element Urban City Atmospheric Drag Architecture Design Command Generation Communication Network Loading Strategy System Test Azimuth Angle Quality Management Residual Analysis User-Specific Accurate Positioning Least Square Estimator Collision Risk Mono-Pulse Tall Buildings Signal Noise Ratio(SNR) Analysis Tool Gnss Signal Optimization Parameters Solar Radiation Pressure Source Code Small Area C Program Detailed Design Gps Antenna Information Available Multipath Effect Angle Tracking Beam Coverage Flight Operations Real Data Singularity Problem Communication Link Co-Channel Interference(CCI) Extended Kalman Filter Frequency Band Flight Software Relative Position Synthetic Aperture Radar (Sar) Images Distributed Antenna Systems(DAS) Calibration And Validation Geostationary Orbit Observation Data Random Access Signal Interference Component-Based Non-Iterative S-Band Data Rate Out-Of-Plane Satellite Tracking System Shadow Matching Gps Observation Orbit Estimation On-Board Gps Sensor Interference Collision Avoidance Maneuver Solar Panels Collapse Results Gps Signal Mitigation Method Novel Configuration Non-Line-Of-Sight(NLOS) Quality Assurance Methodology High Resolution Images Communication Technologies Multi-Constellation Orbit Dynamics Software Test Automation Three Dimensions Wide Band Choke Ring Antenna Telemetry Data Spread Spectrum(SS) Clock Error Positioning Mode Range Data Satellite Attitude Satellite Laser Ranging(SLR) Software Quality Gps-Based High-Resolution Sar Images Relative Phase Cone Angle Low Earth Orbit Satellite Vector Control Strategy Transmission Control Protocol(TCP) Continuous Operation Error Estimation Internet Protocol(IP) Performance Comparison Differential Gps Dawn-Dusk Orbit Estimation Algorithm Orbit Information Coordinate Transformation Global Positioning System (Gps) Radio Signal Service Lifetime Urban Environments Spatial Distribution Computer Hardware Efficiency Calibration In-Plane Machine Learning Approach Raw Measurement Data System Analysis And Design Small Perturbations Covariance Propagation Defect-Free Position Error Data Exchange Use Cases Gps Time Orbital Elements Real-Time Kinematic(RTK) Software Design Optimal Maneuver Re-Transmission Satellite Communication System Data Generation Inclination Control Research Institute Test Execution Weighting Matrix Synthetic Aperture Radar (Sar) Imaging Accuracy Requirements Cyber Physical System(CPS) Development Stage Reduced-Dynamic Method Doppler Measurements Kinematic Method Quality Requirements Quality Testing Principal Axis Small Uas World Map Operational Scenario Initial Orbit Determination Parameter Calculation Ray Tracing Static Testing Signal Quality Conflict-Free Nlos Error Operation Scenarios Positioning Error And Operation Daily Routine Domain Model Direct Estimation Functional Design Ground-Based Orbit Propagation Performance Testing Pressure Dynamic Reference Data Satellite Station-Keeping Long Time Large-Scale Pulse Number Signal Strength Extensible Markup Language(XML) NS-3 Performance Degradation Radar Image Software And Hardware Design Software Platform Sw Engineering Doppler Signal Analysis And Simulation Hybrid Application Mitigation Techniques Observation Quality Switching Algorithm Testing Technique Accuracy Analysis Estimation Parameter Frame Parameters Near Real Time Firing Time Prediction System Switching Technique Virtual Ground Grace Satellite Real-Time Orbit Determination Unmanned Aircraft System Cassegrain Antenna Conjunction Analysis Simultaneous Estimation User Interface Design Separation Method Command Transmission Different Profiles Differential Gnss Object-Oriented Methodology Risk Evaluation Application Development Iterative Process Radio Occultation Co-Location Four-Way Handshake Impingement Effect Momentum Wheel Packet Loss Traffic Management System Quality Analysis Velocity Increment Side Effects Communication Range Performance Analysis Satellite Simulation Elevation Data High Signal-To-Noise Ratio Interference Management Inter-Frame Location Control Radio Regulations System Software Cross-Coupling Link Budget Physical Systems Fds Software Minimum Fuel Operational Parameters Single Station Antenna Human-Centered Computer Software Track Maintenance Theoretical Methods Conjunction Assessment Data Message Image Data Orbit Maintenance Corner Reflector Error Mitigation In-Orbit Test One-Way