ETRI-Knowledge Sharing Plaform

Frequency Band High Gain Distributed Antenna Systems(DAS) Circular Polarizations(CPs) Ku-Band Antenna Structure Array Structure 10 Ghz Disk Array Microstrip Antenna Antenna Elements Circular Waveguide X-Band Beam Scanning High Isolation Reconfigurable Antennas Hybrid Antenna Ka-Band Isolation Performance Short Stubs K-Band Antenna Gain Active Phased Array Antenna Microstrip Patch Antennas Circular Polarizers Mobile Satellite Communication Antenna Design 85 Ghz Coupled Line Active Channel Electrical Performance Spur-Line Digital Phase Shifter 6 Ghz Dipole Element Switched Network Feeding Network Operating Frequency Return Loss Reconfigurable Front-End Planar Array Antenna Slow-Wave Array Spacing Small-Sized Delay Circuit Oval-Shaped Two-Dimensional(2D) Isolation Improvement Negative Group Delay Polarization Reconfigurable Low-Cost Reflection-Type Hexagonal Structure Pin Diode Beam Steering Open Technology Dielectric Rod Element Patterns Infrastructure Support Array Design High Efficiency Phase State Radiation Efficiency Satellite Antenna Microstrip Array Reconfiguration Control Phased Array Antenna System Insertion Loss Active Array Motion Simulator Dual-Polarized Horn Array Antenna Technology Infrastructure Microstrip Dipole Wireless Local Area Network(WLAN) Center Frequency Multimedia Service Signal Amplification Mobile Base Station Parasitic Element Fractional Bandwidth(FBW) Phase Control Mobile Antenna Measurement Results Output Power Control Board Antenna Size Radiating Element(RE) Broadband Satellite Base Station Antenna Differential Feeding Full Duplex Communication Far-Field Radiation Tx Power Beam Forming Design Procedure Environmental Temperature Manufacturing Method Amplitude Distribution Detection Circuit Temperature Characteristics Two-Stage Comb Structure Envelope Correlation Coefficient Resonance Frequency Phase Slope Uniform Amplitude Broadband Phase Shifter Internet Service Real-Time Tracking Tunable Antennas IMT-2000 T/R Module Microstrip Crossover Back To Back(BTB) Directive Array Detailed Design Gps Antenna Dual-Polarised Duplex Communications Mobile Dbs Wave Structure Design Elements Dielectric Films Left-Hand Circular Polarization(LHCP) Physical Parameters Single-Band Flat-Topped Beam Pattern Coupler Structure Genetic Algorithms(NSGA II) Pointing Error Band-Pass Filter(BPF) Dual-Polarisation Experimental Design Feed System Four-Band Geostationary Orbit Large Ship Numerical Modeling Wireless Applications Back Lobe Suppression Experimental Study Edge Effects Phase Characteristics Steering Angle Antenna Efficiency Size Reduction 3.5 Ghz Compact Structure Radio-Frequency Steering Method Band Rejection Filters Dual-Polarization Main Beam Wlan Applications 5.9 Ghz Communication Technologies Low Loss 17 Ghz Ultra Wide Band(UWB) Low Sidelobe Level Graphical User Interface(GUI) Liquid Crystals(LCs) Multi-Beam Array Off-Set Phase Deviation Switch Control System Design Simple Structure Type 2 Sensor Technology Antenna Array Bandwidth Extension Ion Beam Research And Development(R&D) Split-Ring Resonator Shifter Design Tracking Control Thermal Compensation Gain Improvement Microstrip Patch Array Wave Propagation Balanced Power Experimental Measurement Linear Characteristic Thin Polymer Films Test Model Axial Ratio Bandwidth Mutual Coupling Leakage Power Linear Polarization Phase Difference Personal Communication Services Satellite Signal Control Realization Cst Microwave Different Frequency Relative Permittivity Slot Length Tri-Band Excellent Performance Linearly Polarized Numerical Simulation(Trnsys16) Structural Characteristic Mobile Satellite Terminals Pointing Loss Ship Motion Electrically Small Antennas Functional Architecture Honeycomb Core Grating Lobes Phase Compensation Power Amplifiers(PAs) Minimum Phase Multilayered Periodic Structures Aperture Size Forward Current Mean Effective Gain(MEG) Millimeter Wave(mmWave) Electronic Beam Multiple-Input Multiple-Output System Beam Control Parametric Study Tracking Performance Antenna Configuration Cross-Dipole Antenna Resonator Antenna Hybrid Structure Free Space Simulation Results Circular Polarized Fusion Technique Frequency Adjustment Cross-Slot Line Type Wide Bandwidth Communication Environment Circuit Design Four-Channel International Telecommunication Union(ITU) Tracking Algorithm Broadcast Service Compact Size Port-To-Port Isolation Worldwide Interoperability For Microwave Access(WiMAX) Butler Matrix Narrow Beamwidth Simulation And Measurement Design Optimisation Phase Response Quad-Band Antenna Genetic Algorithm (Ga) End Users Site Selection Design Method Characteristic Impedance Computer Simulation(MC and MD) Composite Right/Left-Handed Transmission Line(CRLH-TL) Dual-Band Operation Design And Test Dual Reflector Impedance Matching Circuit Galerkin'S Method Sideband Suppression Cassegrain Reflector Code Division Multiple Access(CDMA) Microwave Sources Multi-Standard Power Detection 18 Ghz Annular Ring Broadband Wireless Coaxial Probe Conical Horn Antenna Satellite Based Augmentation System Honeycomb Sandwich Structure Key Unit Resonant Frequency Automotive Applications Directional Radiation Pattern Development Status Reflector Antenna Single Channel Cognitive Radio Applications Carry Out Mobile Multimedia Novel Design Opposite Direction Patch Array Antenna Travelling Wave Wireless Transmission Dual-Feeding Phase Correction Radio Base Stations Feed Network Frequency Reconfigurable Antenna Geometrical Parameters Radiation Characteristics System Size Thin Dielectric Film Array Gain Main Lobe Propagation Of Electromagnetic Wave Signal Power Azimuth Plane Experimental Modelling Main Reflector Central Processing Unit High Directivity Mechanic Design Wind Loads Low-Profile Coupling Characteristics Mode-Matching Method Measurement And Analysis Polarisation Diversity Structural Performance Feed Array Highly Efficient Motor Vehicles Rf Mems Switches Receiver Design Signal Demodulation Feeding Structure Vertical Curve Mobile Terminal Parallel Feeding Satellite Tracking Leaky Wave Antenna Wide Impedance Bandwidth Liquid-Crystal Display(LCD) Orthogonal Feed System Application Noise Figure Branch-Line Coupler Second Harmonic Harmonic Resonances Mobile Wireless Communications Suspended Stripline Mems-Based Right-Hand Circular Polarization Aperture Coupled Imt-Advanced System Minimum Gain Pass-Band Satellite System Rejection Band 55 Ghz Base Station Applications Front-End Amplifier Limited-Scan Arrays Mimo Antenna Ring Antenna Smart Skin Fan Beam Self-Interference Type 1 Experiment Results Minimum Size Mobile Broadcasting Correction Method