ETRI-Knowledge Sharing Plaform

Global Navigation Satellite Systems(GNSSs) Ground Station Sensor Station Software Receiver Gnss Receiver Tracking Loop Signal Generator Performance Analysis Satellite Navigation System Simulation Results Cospas-Sarsat System Navigation Signal Gps Signal Code Phase Processing Time Search And Rescue System Multi-Purpose Galileo Signals Doppler Frequency Global Positioning System(GPS) Preliminary Design Monitoring System Ground Control System(GCS) Galileo Satellite Ground Infrastructure Navigation Data KOMPSAT-2 Least Square Method Space Segment Feasibility Study Gps Jamming Navigation Algorithm Signal Interference Exhaustive Search(ES) Operation Capability Rf Signal Return Link Position Information Pseudo-Range Ocean And Meteorological Satellite(COMS) High Performance Research Institute Gps Satellite Satellite Based Augmentation System Filter Method Design Methodology Modulation Scheme Code Length Conceptual Design Galileo System High-Precision Monitoring And Control Signal Power Terrestrial Network Development Of Software 3d Gis Financial System Multiple Frequency Processing Unit Position Accuracy Test And Verify Design Parameters Nonlinear Filtering Modeling And Simulation Direction Of Arrival(DoA) Data Formatting Fast Code Gnss Interference Matched Filter(MF) Kalman Filter Phase Change Signal-To-Noise System Test Architecture Design Software Gps Receiver Monitoring Module Satellite Clock Rf Front-End Smoothing Method Gnss Spoofing Detection S-Band Signal Tracking Timing Offset Localization System Carrier Phase Radio Beacon Binary Phase Shift Keying(BPSK) Satellite Simulator Error Correction Radio Navigation Numerical Simulation(Trnsys16) Geostationary Satellite Aviation Safety Data Acquisition Module 6 Mhz Simulation Software Application Verification Gnss Signal Acquisition Detection Systems(IDS) Radio Signal Source Localization Interference Detection Analysis Of Effect Key Management(KM) Signal Source High Dynamic Satellite Communication System Module Test Tracking Algorithm Open Service Positioning Accuracy Interference Monitoring Quality Monitoring Communications System Communication Satellite Second Generation(2G) Multi-Body Dynamic Dilution Of Precision Solution Algorithm Satellite Tracking In-Orbit Validation Radio Direction Finding Spacecraft Bus Look Angle Gnss Signal Processing Current Status Nonlinear Simulation Mission Control Element Tall Buildings Rescue Operations Angle Control Channel Capacity Signal Compensation Functional Test Capacity Enhancement Exchange Format Platform Level Harsh Environment Gps Antenna FFT-IFFT Wide Frequency Band Spectral Efficiency(SE) Recovery Process Mission Operations Coded Message Measuring Current Unified Modeling Language High-Bandwidth Gnss Satellites Mission Control System Stepped-Frequency Data Decoding Uniform Linear Array(ULA) Solar Radiation Pressure Snr Estimation Relay System Object-Oriented Design Personal Computer(PC) Signal Detection Space Agency Constraint Function Receiver Complexity Offset Angle Communication Network Control Technology Body Dynamics Mono-Pulse Short Time Interference Analysis Critical Infrastructure Stable Operation Multi-Frequency Key Element Penalty Method Spread Spectrum Signals Ad Hoc 16-Ary Quadrature Amplitude Modulation(16QAM) City Environment Signal Noise Ratio(SNR) Transportation Services Management Performance Frequency Tracking Low Altitude Frequency Difference Modernized Gps Observation Data Communication Link Power Station Algorithm Verification Wideband Antenna Minimum Norm Algorithm Down Converter Flight Software Tropospheric Delay Experimental Result Mass Center Stable Tracking Experimental Performance Hostile Environments Design Features Function Test Terrestrial Link Critical Issues Pc-Based Effect Of Error Gps Spoofing Enhanced Performance Signal Generation Average Time Nonlinear Channel Monitoring Information Stand-Alone Mode Pilot Channel Data Storage Receiver Architecture Signal Analysis Application Technology Software Simulator Decoding Algorithm Nonlinear Characteristics Anti-Interference Geostationary Orbit Phase Component Best Achievable Performance(BAP) Efficient Algorithms Comprehensive Evaluation Simulation Scenarios Calculation Process Non-Line-Of-Sight(NLOS) Doa Estimation High Power Amplifier Clock Model Sensor Data Ground Based Augmentation System(GBAS) Power Consumption Performance Parameters Mitigation Method Ranging Errors Power Control Scheme Software Reusability Commercial Database Rf Link Positioning Services Acquisition Algorithm Mission Scheduling Telemetry Data Fft Algorithm Low Power Implementation Noise Bandwidth Dynamics Modeling Operation Mode Signal Design Implementation Complexity Test And Evaluation Enhancement Scheme Medium Earth Orbit(MEO) Satellite Signal Space Service Volume Performance Test Key Technology Location-Based Services Sampling Frequency AES 256 Architectural Characteristics System Configuration Component-Based Design Fpga Based Signal Processing Acquisition Method Multipath Channels Clock Error Satellite Attitude Performance Comparison Constant Envelope(CE) Auto-Correlation Function(ACF) Quasi-Zenith Satellite System(QZSS) Time Difference Of Arrival(TDOA) Acquisition Performance Multi-Modal Transportation Fault Management Differential Gps Synchronization Characteristics Channel Number Gnss Application Beidou Navigation Satellite System(BDS) Numerical Results Initial Positioning Statistical Approach Position Vector Correlation Loss Earth Station Fast Signal Message Format Operation Conditions Radio Astronomy Bit Transition Detection And Mitigation Intersystem Interference Information Distribution Moment Arm Multipath Model Narrow-Band Development Plan Multimedia Systems Anti-Spoofing Enhanced Search Technical Challenges Bpsk Modulation Software Signal Tracking Performance High Gain Antenna(HGA) System Maintenance Relative Orbit Ultra-Precise Positioning Code Tracking Satellite Network Moon Exploration Multi-Channel Channel Delay Interference Signal Indoor Environment Beacon Signal Power Amplifiers(PAs) Sar Data DVB-S2 Weak Signals Search Method Awgn Channel Number Of Users Radio Frequency (Rf) Infrastructure Services Distribution System Data Field Data Exchange Data Stream Mission Control Center(Mcc) Tropospheric Model Flight Model Ray Tracing September 11 Hybrid Sensor Signal Level Input Signal Need For Test Environment Flight Dynamics Mixed Signal Spectral Camera Encryption Algorithm Band Interference Backward Compatible Numerical Optimization Orbital Motion Software-In-The-Loop(SIL) Management System Encryption Method Bit Synchronization Information And Communication Technologies(ICTs) Down-Sampling Operation And Maintenance Propellant Tank Broadband Communication Ipsec Protocol System Integration Test Analysis And Design Life Time Amplitude Phase Shift Keying(APSK) Ionospheric Model South Korea Reference Station Design Guidelines Real-Time Kinematic(RTK) Correlation Properties Rf Spoofing Fault Degree Military Systems Development Of Key Technologies Wide Bandwidth Cross Ambiguity Function(CAF) Software And Hardware Design Map Algorithm System Implementation Wind Velocity Multi-Mission Interface Test Unmanned Vehicles Ka-Band Communications Hardware Development Spacecraft Simulator Station-Keeping 3-Dimensional And Operation Analysis And Simulation Practical Implementation Orbit Propagation Simulation Data Digital Phase Locked Loop(DPLL) Emerging Technology Inertial Navigation System(INS) Novel Design Computation Power Linear And Nonlinear Low-Power Radio Unified Platform Digital Map Multipath Interference Matching Pursuits Algorithm Exploration Mission Signal Strength Algorithm Analysis Warning Message Acceptance Test Cold-Start Development Strategy Indoor Navigation Functional Design Bit Mapping Cipher Feedback Time Information Power Signal Computer Simulation(MC and MD) Precise Orbit Determination Measurement Data Power Efficiency Loop-Filter(LF) Unequal Error Protection(UEP) Message Structure Frequency Of Arrival Time-Varying Analysis Of Performance Doa Estimates Elevation Angle Center Frequency Reliable Estimates Spoofing Interference Object-Oriented Methodology Multipath Estimation Small-Scale Test Emergency Situation Look Up Table(LUT) Pseudo-Random Number Data Acquisition Device Simulation Platform Multi-Resolution Time To First Fix Flat Spectrum Real Situation Nonlinear Signal Processing Time Duration Ethernet Interface Jamming Signal Optimization Techniques Binary Offset Carrier Modulation Improved Performance Disaster Warning Design And Implementation Quantitative Performance Evaluation Algorithm Performance Power Increase Fpga Platform Design Process Environment Simulation On-Board Processor Novel Algorithm Dynamic Stress Test-Bed Adc Converter Transmission Power Geo Satellite Initialization Vector(IV) Cassegrain Antenna System Prototype Requirement Analysis Disturbance Torque Control And Monitoring Position Identification Lunar Exploration Attitude Dynamics Phase Control Control Method Autocorrelation Matrix System Operation Performance Verification Time Of Arrival(TOA) Relative Positioning Ground Elements Hardware Complexity Hardware Platform Sampled-Data Optimization Scheme In-Phase Asynchronous System New Method Structural Properties Multipath Mitigation Urban Areas Trade-Off Body Attitude Maintenance And Management Augmented System Solar Array Ranging Accuracy Short Message Communication Constant Amplitude Repetition Rate Implementation Scheme Monitor And Control Geographic Information System(GIS) Software Defined Radio(SDR) Design And Analysis System Monitoring Galileo Project Overlapped Signals Data Preservation Power System Doppler Shift Autonomous Driving Car Navigation Information Post-Processing Spoofing Attack Cooperative Networks Functional Block Diagram Non-Linearity Hierarchical Modulation Trigonometric Function Multimedia Transmission