ETRI-Knowledge Sharing Plaform

Return Loss Satellite Payload K-Band Power Amplifiers(PAs) Resonator Filters Satellite Applications Equivalent Circuit Model Tunable Filters(TFs) X-Band Communications Technologies Multibeam Antenna In-Line Ku-Band Satellite Broadcasting Microwave Monolithic Integrated Circuits(MMIC) Flexible Payload Insertion Loss Dual-Passband Frequency Band Distributed Antenna Systems(DAS) Application Technology Power Allocation(PA) Critical Design Impedance Matching Rectangular Waveguide Multi-Port Amplifier Millimeter Wave(mmWave) Power Amplifier Mmic Feed Horn Korean Peninsula Synthesis Method Microwave Integrated Circuits(MICs) Ocean And Meteorological Satellite(COMS) Microwave Filters Circular Polarizations(CPs) Compact Size Waveguide Filters Service Area 3d Spatial Transfer Function(DTF) Optimization Methods Passive Intermodulation Dummy Cavity 6 Ghz Array Elements Substrate-Integrated Waveguide(SIW) Elliptic Response Sige Bicmos Technology Silicon Interposer Output Coupling New Method Waveguide Cavities Electrical Design Serial-To-Parallel Converter Canonical Filter Back To Back(BTB) Geostationary Orbit Digital Attenuator Stepped Impedance Flexible Satellite 3.5 Ghz Full Power Waveguide Transition Wide Band Multi-Function Chip(MFC) Key Technology Rf Signal Broadcasting Satellite High Frequency Selectivity Tuning Method Cavity Resonator Filter E-Plane Coupling Matrix Synthesis Reflection Coefficient Immersive Media Amplitude Error Coupler Design Excitation Coefficient Circular Waveguide Satellite Communication System 30 Ghz High Isolation Port-To-Port Isolation 9.5 GHZ Phase Response Directional Coupler(DC) Initial Value Electrical Performance Cavity Filter Resonant Frequency Impedance Transformer Novel Design Power Capability Calibration Method Center Frequency Digital Phase Shifter Tuning Screws Compensation Technique Broadband Satellite Design Variables Gan Hpa Signal-To-Noise Connection Way Design Procedure Measured Frequency Resonant Structure Short Time Spectrum Engineering Faster Convergence High Linearity Noise Isolation Bias Technology Frequency Change Poles And Zeros Stable Operation Bit Error Rate Orthogonal Projection Rotation Technique Signal Noise Ratio(SNR) Single Feed Per Beam Thermal Analysis Zone Graph Fine-Tuning Minimum Gap One Beam Physical Optics T/R Module Stand-Alone Filter Performance Phase Calibration Thermal Analyses Spectral Efficiency(SE) Design Techniques Newton'S Method Optical Inter-Satellite Links Digital Circuit High Power Amplifier Left-Hand Circular Polarization(LHCP) 5g Mobile Communication Gaas Phemt Genetic Algorithms(NSGA II) Output Power Control Temperature Rise Data Collection Enhanced Performance Frequency Synthesizer Leo Satellite Simple Method At F Active Phased Array Antenna Element Spacing Ltcc Technology Value Similarity End Wall Fe Model Matching Element Universal Service Communications Equipment Dielectric Resonator(DR) Feasibility Study Frequency Drift Transmission Mode Size Reduction Amplitude Variation Dual Band Horn High Order Next Generation Broadband Tantalum Nitride(TaN) Balanced Detector Demonstration Test Metal Pattern Reflection-Type Structural Analyses Gaas Mmic Low Sidelobe Level Nyquist Frequency Simpler Structure Wide Frequency Range Antenna Feed Efficiency And Performance Output Power Density Tuning Range Beam Scanning Complex Communications Systems(CCS) Power/Ground Noise Wide Range Gain Control Ka-Band Antenna Linear Operations Low Earth Orbit Open Technology Performance Test Through Silicon Vias(TSV) Geometrical Optics Lossy Filter Synthesis Technique 3.5 Mm Adaptive Calibration Multiplexer Design Shape Similarity Volume Reduction Input/Output Matching Band Power Fe Analysis Peak Voltage Junction Structure Stability Characteristics Compact Feed Network New Algorithm Waveguide Feed Voltage Variations Threshold Voltage(Vth) Thin Film Resistor Active Bias Infrastructure Support Low Temperature Cofired Ceramics(LTCC) New Developments Satellite Optical Communication Symbol Rate Single Element Polynomial Coefficients Hybrid Mode Simultaneous Reduction Average Cost Complex Plane Communication Equipment Detection Scheme New Approach Power Transfer Saturated Output Power Multi-Function Mmic Wave Reflector Coaxial Waveguide Field Demonstration Hybrid Structure On-Board Operating Frequency Range Symmetric Filters High Efficiency Power Added Efficiency(PAE) Antenna Configuration Temperature Coefficient Combline Filter Heavy Rain Ka-Band Satellite Communication Low Pass Filter(LPF) Simulation Results Ultra-High Speed Alumina Substrate Efficient Design Receive Filter Regular Sequence Sequential Rotation Satellite Antenna Antenna Design Array Feed High Gain High Sensitivity Line Type Light-Weight Six-Port Demodulator Array-Fed Reflector Dielectric Loaded Waveguide Em Simulation Flexible Antenna Ka-Band Communication Satellite Solid Angle Transmission Zeros (Tzs) Dielectric Waveguide Channel Condition Biasing Circuit Coarse Tuning Critical Region Effective Power Hybrid Matrix Multi-Step Temperature Stability 15 Ghz Curve Similarity Delay Variation Filter Tuning Power Losses Optical Communications Optical Hybrid Signal Transmission Variable Reduction Surveillance System Butler Matrix Channel Temperature Simulation And Measurement Symmetric Design Gain Ripple Development Of Key Technologies Local Oscillator Power Efficiency Improvement Rotation Angle Beamforming Receiver Cut-Off Frequency Data Communication Magic-T Operation Plan Reconfigurable Filter And Operation Gain Degradation Improved Gain Numerical Methods Full-Wave Simulation Design And Test Higher-Order Mode Proof-Of-Concept Sampling Points Coupling Elements Electromagnetic Simulation One-Stage Sensitivity Matrix Laser Communication Cost Function Chain Structure Modulation Order Performance Degradation Power Noise System Of Nonlinear Equations Antenna Radiation Pattern Beam Forming Network Coverage Area Digital Processor High Power Handling Large Antenna Microwave Resonator Noise Suppression Power Distribution Network Solid State Power Amplifier Contoured Beam Gan Power Amplifier Power Combining Phased Antenna Array Finite Element(FE) Gaas Wafer Scattering Parameters(S-parameters) Technology Infrastructure Transmit Filter Temperature Distribution Analysis Method Bandpass Waveguide Filter Control Functions Cross Polarization(CP) Dual-Mode Filter Low Level Mathematical Analyses System Efficiency Coupled Resonators Digital Data Higher Frequency Thermal Resistance Design Flow Frequency Response Frequency Offset T-Junction Transmission Loss Tuning Algorithm Fabrication Process Admittance Matrix Complex Arrangement Electrical Tuning Fe Analyses Resonance Mode Ground Station Local Minima Low Axial Ratio Weighted Least Squares Method Stable Performance Antenna Performance Coupling Characteristics Feature Points Phase Error Correction Receiver Module Design Stage Feed Array Global Navigation Modes Of Operation Polarization Converter Sheet Resistance Amplitude And Phase Errors High Output Power Port Impedance Simultaneous Switching Noise Coaxial Line Filter Design Fabrication Error Field Analysis Inter-Satellite Communication Ltcc Substrate Medium Power Amplifier Optimum Location Up-Converter Waveguide Mode Time Period Transmission And Reflection Measurement Results Optimization Time Practical Method Thermal Test Satellite Communication Services Search And Rescue Dual-Reflector Antenna Frequency Dependent High Throughput Traffic Requirements Band Edge Cross-Coupling Design Parameters Group Delay Function Receiving Filter Right-Hand Circular Polarization Radiating Element(RE) Optimization Design Method Coherent Detection Degrees Of Freedom(DOF) Dual-Mode Resonators Rejection Band Sige Power Amplifier(SiGe PA) Design Phase Filter Synthesis Single-Balanced Electromagnetic Field(EMF) Modulation And Demodulation Mechanical Design Network Centric Warfare Relay Satellite Signal Attenuation Development Of Spectrum Feeder Link Wide-Angle Scanning