ETRI-Knowledge Sharing Plaform

Error Vector Magnitude(EVM) Power Consumption Output Power Peak To Average Power Ratio(PAPR) Long Term Evolution(LTE) Measurement Results Fully Integrated 2.6 Ghz Adjacent Channel Leakage Ratio(ACLR) Second-Order Digital-To-Analog Converters Ofdm Signals Distributed Antenna Systems(DAS) Simulation Results Drain Efficiency(DE) Cmos Technology Distortion Ratio 3-Level Frequency Tuning Lc Voltage Controlled Oscillator(LC-VCO) Power Supply Class Ab(CAB) Bandpass Delta-Sigma Modulator Imt-Advanced System Gan Device Class-S Power Amplifier Continuous-Time Delta-Sigma Modulator Multi-Level Mhz Bandwidth Research And Development(R&D) Spurious-Free Dynamic Range(SFDR) Power Added Efficiency(PAE) Mmic Power Amplifier 3G LTE Noise Figure Supply Voltage Signal Noise Ratio(SNR) Efficiency Class Digital Predistortion(DPD) 3 V Two-Level Mobile System Carrier Frequency Multi-Feedback Impedance Bandwidth Single-Ended Differential Output Linear Amplifier 130 Nm Analog-To-Digital Converters(ADCs) Output Voltage High Gain Peak-Signal-To-Noise-Ratio(PSNR) High Isolation Variable Capacitance Dual-Band High-Speed Comparator Sampling Clock Resistive Load Frequency Response Rf Power Amplifier Power Levels Experiment Results Signal Based Low Pass Filter(LPF) Nonlinear Distortion Experimental Validation Wide Bandwidth Overall Efficiency Pseudo Random Binary Sequence(PRBS) Simulation Method Input Signal Frequency Range Coding Efficiency Envelope Amplifier Reference Signal Antenna Array Calibration Clock Generator Broadband Wireless Circuit Level High-Speed Wireless Communications Theoretical Approach Wireless Transmission Wireless Local Area Network(WLAN) Binary Searching Calibration Method Dc Supply Switched Capacitor(SC) Channel Bandwidth Signal Generator Behavioral Model High Papr Optimization Techniques Switching Power Amplifier Compensation Technique Highly Efficient Measured Impedance High Voltage Swing Output Buffer Band Selection Frequency Multiplication Voltage Waveform Digital Domain Orthogonal Frequency-Division Multiplexing (Ofdm) Signal Bandwidth Fiber Transmission Low-Noise Amplifier(LNA) Model-Based Process-Voltage-Temperature(PVT) Dc Power Digital Processing Moving Target Detection Radar Nonlinear Power Amplifier Non-Ideal Capacitor Array Two-Stage Ghz Band Internet Service Searching Algorithm Rail-To-Rail Wireless Communication Systems Modulation Technique Peak Efficiency Drone Detection Envelope Tracking Power Amplifier Automatic Frequency Control Class-D Propagation Delay Portable System Temperature Variations High-Order Modulation 3.5 Ghz Radio System Zero Optimization Envelope Delta-Sigma Modulation(EDSM) Sensor Technology Tuning Range Nonlinear Capacitance Capacitor Bank High Dynamic Range Sub-Terahertz Bias Control 200 Ghz Smart Antenna System Element Patterns Circuit Simulation Intermediate Frequency Millimeter Wave(mmWave) Clock Frequency Peak Gain Ripple Current Wideband Operation Advanced Class-S Transmitter Array Manifold Class-C Fast Automatic Base Station Antenna CMOS 130 Down-Conversion Mixer Distortion Coefficients Loop Delay Class-F -1 Optimized Gain Offset Voltage Steady State Successive Approximation Register Zero-If Analog Predistortion Technique Class-J Power Amplifier High Linearity Printed Dipole Antenna Radar Interference SOI CMOS Transformer-Based Wideband Mixer Active Circuit Complementary Inverters Eye Opening High Performance Fpga Pulse Signal Peak Current Range Resolution Transmission Line Theory Chip Circuit Processing Delay Radar Cross Section Measurements Highly Linear Variable Delay Measurement Setup Linear Control Back To Back(BTB) Detailed Design Sample Rate RF CMOS Differential Signal Dual-Polarised Detection Performance Programmable Gain Amplifier Pulse Width Modulator Receiver Linearity Three-Level Spectrum Leakage Baseband Signal Band Rejection Control Signal Complementary Metal-Oxide-Semiconductor(CMOS) Driver Amplifier Flip-Flop(FF) Track-And-Hold Hysteretic Comparator Multiband Ofdm Qam Modulated Signals Radiating Patch Band-Pass Filter(BPF) Current Consumption Enhancement Method Main Amplifier Mobile Wimax Out Of Band Gain Semiconductor Manufacturing Differential Input Folded Cascode Symmetric Radiation Pattern Simplified Model Dual Supply Dynamic Biasing Fourth-Order Gate Voltage Stochastic Method Current Sensing Doherty Amplifier Lower Power Real-Time Operation Sample Delay Sub-Carrier Multiplexing Tri-Level Encoding Envelope Power Frequency Components Rf Transceiver Dual-Polarization Distortion Function Encoding Process Fast Fourier Transformation Multiple Frequency Bands Receiver Calibration Delay Compensation Dielectric Lens Feed-Forward Path Frequency-Tunable Nonreturn-To-Zero(NRZ) Power Transistors Sensing Circuit Switching Converter Sampling Techniques Level Signal Switch Mode Power Amplifier Simple Structure Vco Control Voltage Digital Predistorter M-Ary Quadrature Amplitude Modulation(M-QAM) Sampling Frequency 94 Ghz Tunable Notch Filter Averaging Interval Gallium Nitride (Gan) Pilot Symbols Start-Up Nonlinear Function Operation Principle System Clock Time Misalignment CMOS PA Linear Operations Leakage Power Non-Constant Envelope Signal Ofdm Systems Planar Dipole Phase Distortion Stochastic Analysis Wide Locking Range Third-Order Calibration Technique Digital If Gain Of The Antenna Frequency Bandwidth Nonlinear Devices Processing Method Rf Signal Signal Leakage Single Mode 0.18um Cmos Cascode Topology Control Characteristics Driving Method Harmonic Balance Matching Network Performance Comparison Signal Spectra Average Efficiency Envelope Tracking Amplifier White Noise Bit Stream Half-Delayed Return-To-Zero(HRZ) Mobile Transmitter Physical Channel Simple Rules Bit Switching Class B Digitally Controlled Gain Expansion Linear Frequency Modulation(LFM) Up-Conversion Mixer Wideband Power Amplifier 5 Nm Voltage-Dependent Common-Gate Topology Micro-Cell Transmission Bandwidth De-Embedded Doppler Frequency Fiber Optic Link Load Resistance Multi-Channel Mobile Radio New Approach Tracking Performance 73 Ghz Third Generation Buck Converter Bandpass Sampling Continuous-Wave (Cw) Radar Fully Differential Pilot Carrier Quadrature Modulation Wilkinson Power Divider(WPD) Cell Systems Depth Map Gate Control Lte-Advanced Pulse Train(PT) Radar Signal Processing Frequency Adjustment If Receiver Output Stage Peak-To-Average Ratio(PAR) Back-Off 2.45 Ghz Digital Calibration Low Voltage Measurements Results Time Division Duplexing(TDD) Current-Mode(CM) Modulation Index Envelope Elimination And Restoration Feed-Forward Topology Polar Modulator Semiconductor Technology Sige Bicmos Process Small Drones Biasing Circuit Delay Line Narrow Bandwidth Simulation Technique Wideband Cdma Full Chip On-Chip Optical Modulation Power Losses Rf Receiver Sub-Thz Time Alignment Successive Approximation Analog-To-Digital Converter(SAR ADC) Simulation And Measurement Threshold Level 9.5 GHZ Local Oscillator Probability Density Function Signal Level Signal Quality Service System Transient Circuit Cross-Coupled Inverters Dual-Mode Supply Modulator(DMSM) Envelope Pulse-Width Modulation Injection-Locked Frequency Divider(ILFD) 3.4 Ghz Modelling Errors Measurement Techniques Rf Switch System Noise Single Antenna Active Area Computer Simulation(MC and MD) Digital Fiber Internal Reference Reference Frequency Two-State Efficiency Enhancement Access Network Carrier Generator Channel Model Interference Rejection Power Gan Prediction Of Performance Reader Antenna Constraint Effects Variable Gain Amplifier Dc Current Dual-Resonant Mobile Base Next-Generation Quiescent Current QAM OFDM 64-QAM Effective Bandwidth Fully Digital Input Power Quasi-Balanced Stop Band Wireless Devices Mutual Coupling Errors Balanced Structure Directional Pattern Design Methodology Horn Antenna Spectrum Efficiency Optimum Load Cross Dipole High-Efficiency Power Amplifiers(PAs) Feedback Dac Uhf Rfid Systems Transmission System System Efficiency Power Gain 800 Mhz Leakage Path Bi-Level Center Frequency Reference Buffer Test Equipment Transmission Technology Amplitude Tracking Measured Output Supply Network Look Up Table(LUT) Mathematical Modeling Outdoor Measurements Wavelength-Division-Multiplexing Passive Optical Network(WDMPON) Amplifier Design Accurate Prediction Analysis And Measurement Control Method Hybrid Switching Amplifier Input-Output Noise Characteristic Network Analyzer(NA) Triode Region Das System Gan Technology Ramp Generator Time Sample Uwb Receiver Average Voltage Design Process Mode Transformer Capacitance Characteristics High Voltage Driver Ieee 802.11b/G/N Signal To Quantization Noise Ratio Cmos Power Amplifier Two Delays 240 Ghz Current Waveform High Power Noise Injection Output Level Sine Wave Quality Deterioration Target Value Boosting Effect Digital Modulator First Stage Rf Transmitter Fundamental Current Cascade Amplifier Fiber-Wireless Inverse Class-F Noise Transfer Function Power Stage Voltage Conversion Gain Analysis And Comparison Bistatic Rcs Calibration Algorithm Flash-Sar Low Correlation Operational Frequency Expansion Effect Basis Set Design Parameters Dynamic Performance Front-End Loading Condition Spiral Resonator Sample-And-Hold Full-Band Driving Signal System Level Transient Performances Rejection Band Low-Frequency Component Bias Current Control Circuit Conventional Model Low Phase Noise Offset Cancellation Single-Balanced Oversampling Ratio Its Efficiency Physical Constraints Rcs Results Software Defined Radio(SDR) Tdd System In-Band Return Loss Sampling Rate Theoretical Framework Shipborne Radar