ETRI-Knowledge Sharing Plaform

Wavelength-Division-Multiplexing Passive Optical Network(WDM-PON) Mobile Fronthaul Distributed Antenna Systems(DAS) Sub-Thz Transmission Performance Semiconductor Optical Amplifiers(SOAs) Light Sources Error Vector Magnitude Reflective Semiconductor Optical Amplifier Millimeter Wave(mmWave) Intermediate-Frequency-Over-Fiber Indoor Network Single-Mode Fiber(SMF) Experimental Demonstration Mobile Networks Mobile Services Optical Receiver Fronthaul Link Power Budget Upstream Transmission Transmission Distance 28 Ghz Decision Threshold Wireless Link Back-Reflection Threshold Level Power Penalty Dispersion Management Signal Transmission Optical Power Nonlinear Distortion Off-The-Shelf 5g Mobile Communication System Multiple Input Multiple Output(MIMO) Forward Error Correction(FEC) Indoor Distributed Antenna System(IDAS) External Cavity Laser Channel Spacing Uni-Traveling-Carrier Photodiode(UTC-PD) Technical Feasibility Low-Cost Second-Order Phase Noise Injection Current Bandwidth Efficient Mobile Base Station Hybrid Pon Transmission Scheme Silicon Photonic Integrated Circuits Wireless Signals Sub-Terahertz 5g Wireless Nonreturn-To-Zero(NRZ) Frequency Chirp Thz Band Data Throughput 100 Gb/S Analog Optical Link Ambient Temperature Reach Extender Modulation Index Signal Transmitter Pon System Optical Carrier Radio-Over-Fiber (Rof) System Experimental Investigation Optical Transmission Digital Signal Processing Wide Range 16 Quadrature Amplitude Modulation(16QAM) Directly Modulated Laser(DML) Downlink Throughput Distributed Feedback Laser Diode Distortion Ratio Passive Optical Network (Pon) TO-CAN Wavelength Reuse Terahertz Wireless Communication Dispersion Compensation Direct Modulation Ber Performance Next-Generation Ofdm Signal 300 Ghz Radio Access Network Thermoelectric Cooler Broadband Services Mobile Broadband Gain Variation Efficient Transmission Frequency Domain(FD) Noise Suppression Network Architecture Near-Threshold Line Rate Uplink Transmission Connected Car 5g Mobile Network Mhz Bandwidth Wireless Network 4k Video Signal Receiver Transmission Characteristics TDM-PON Optical Bandpass Filter(OBF) Single-Mode Laser Total Throughput Optical Feedback Signal Generation Frequency Allocation Optical Modulator Amplified Spontaneous Emission Communication Technologies Data Services(DSs) Signal Detection Node Structure Remote Radio Head(RRH) 64-QAM High Definition Video Experimental Comparison Back-To-Back Digital Signal Processor(DSP) Distributed Feedback Lasers(DFBs) Optical Components Over-The-Air(OTA) Orthogonal Frequency-Division Multiplexing (Ofdm) Thz Wave OFDMA-PON Performance Based Wireless System Avalanche Photo Diode(APD) Single-Mode Optical Fiber Performance Enhancement Coverage Extension Radio-Over-Fiber System C-Band 5g Network Remote Node Side Mode Suppression Ratio(SMSR) Thz Frequency Optical Access Network Link Design Wireless Communication System Wireless Transmission System Electrical Components Soft-Decision Spectral Linewidth High-Capacity 5 Ghz 100 Mhz Front-Side Baseband Unit(BBU) Single Fiber Optical Modulation Multiband Ofdm Key Services Thz Communication System Schottky Barrier Diode(SBD) Over-Modulation Delivery System Frequency Band Noise Distribution Short Distance Service Platform Design Constraints Benchmark Test Analog Link Data Modulation Level Control Ofdm Transceiver Post-Filtering Link Performance Fiber To The Home(FTTH) Electromagnetic Waves(EM) Down Stream Capacity Enhancement Dual-Parallel Mach-Zehnder Modulator(DPMZM) Vulnerability Point Low Noise Fifth Generation(5G) Wide Frequency Range Video Streaming Service Theoretical Investigation Large Area 10G-EPON Signal To Crosstalk Ratio Gain Ripple Simulation Results Figure Of Merit Multi-Service Inter-Symbol-Interference(ISI) Tx Power Phase Recovery Received Power End To End(E2E) Estimation Error Data Transmission 40 Gb/S Modulation Efficiency Current Injection Transport System Commercial Services Laser Output Optical Splitter Power Monitoring Radio Frequency (Rf) Thz Wireless Communication Detection Techniques Traffic Capacity 10 Gigabit Ethernet Burst-Mode Receivers(Rx's) Carrier Generation Feed-Forward Technique Radio-Over-Fiber Link Down-Conversion Analog Predistorter(APD) Beat Signal Secure Service Single Channel Smart Grids Mimo Antenna Early Stages Peak Power Nonlinear Function Relative Intensity Noise Form Factor Converged Access Network Link Budget Monitoring Module Tunable Light Youtube Video Streaming Extinction Ratio Flat-Top Passband Serial Digital Interface Waveguide Bragg Grating(WBG) Zero Signal User Equipment(UE) 4G LTE-A Static And Dynamic Bragg Reflector Frequency Tunable Optical Characteristics Build Up FP-LD Communications System Thin Film Filter Fiber Optic Link Backhaul Network Error-Floor Region Grating Filters H-Band Cascade Architecture Mobile Communication Networks Power Improvement Noise Mitigation Optical Heterodyne Bidirectional Transmission Out-Of-Band Driving Conditions System Prototype Environmental Conditions Frequency Offset Compensation Dsp Algorithm Output Characteristics Optimization Procedure On-Off Keying(OOK) Frequency Conversion Fabrication Method Frequency Detuning Emission Light Carrier Recovery Fabry-Perot Laser Diode Capacity Expansion Long-Reach Transmission Fiber Transmission Baseband Signal Air Interface Analog Signal Low Energy Consumption Error-Free Transmission Polymer Waveguide Platform Fiber-Optic Network Arrayed Waveguide Grating(AWG) Common Public Radio Interface Power Split Radio Signal Performance Analysis Design Considerations Fiber Dispersion Mmwave Band Beam Steering Downlink Transmission Optical Transceiver Mobile Data Traffic Erbium-Doped Fiber Amplifier (Edfa) Performance Degradation Hybrid Passive Optical Network Autonomous Driving Signal Noise Ratio(SNR) Ghz Modulation Thermal Diffusion Process Filtering Effect Inp Hbt Low Latency Gain-Saturated Semiconductor Optical Amplifier(GS-SOA) 25 Gbps Wireless Fronthaul Iq Modulator Ultra High Speed Maximum Output Power Simple Technique Bit Error Rate Performance Phase Estimation Algorithm Experimental Verification HD-FEC Wdm System Hard Decision Overall System Performance Iq Modulation Add/Drop Filter Two-Tone Test Baud Rate Compensation Technique Grid Service Rf Power 800 Mhz Silicon Photonics Technology Signal Power Ratio Broadband Wireless Security Vulnerabilities Experimental Confirmation Mobile Internet Services Circuit-Based Mitigation Techniques Indoor Wireless Communication Wdm Networks Generation Cost Dfb Laser Single Antenna Seamless Handover Network Coverage Technical Challenges Quadrature Phase Shift Keying(QPSK) Modulation Bandwidth Seamless Connectivity Frequency Assignment Clock Signal Pin Photodiodes Training Signal Cost-Effectiveness Tuning Range Management Plane Optical Signal Symbol Error Rate(SER) High-Fidelity Cfo Estimation Telecom Operators Spurious-Free Dynamic Range(SFDR) Frequency Regions Signal Distortion Input Saturation Chirped Fiber Grating Eye Diagram Analysis Clipping Distortion Additive Noise Decision Feedback Equalizer Mobile Coverage Fiber Grating Laser High Data Rate Receiver Sensitivity Fiber-Wireless Interface Frequency Components Blind Adaptive Ofdm Transmission Incoherent Light Carrier Frequency Optimization Radio-Over-Fiber Technology Ultra-High Frequency Coupled Resonators Radio System Future Internet Spectral Slicing Optical Transmitters Wdm-Pon Architecture Glucose Detection Signal-To-Noise Polarization Insensitivity Coarse Wavelength Division Multiplexing(CWDM) Frequency Synchronization Third-Order Intermodulation Distortion Carrier-To-Noise Ratio(CNR) Advanced Technology Insertion Loss Mapping Method Power Detection Effective Implementation Threshold Value Optical Transport Optical Add-Drop Node Fiber Chromatic Dispersion Carrier Frequency Offset Photonic Integration Superluminescent Diodes(SLDs) Multiband Orthogonal Frequency Division Multiplexing Terahertz Band Population Density Various Operating Conditions Hybrid Radio Time Division Multiplexing Small Gain Thz Technology Development Project Power Difference End-Users Large Dynamic Range Different Architectures Line-Based Link Quality Real-Time Transmission Mobile Devices High-Speed Data Transfer Experimental Setup Video Signal Ethernet Passive Optical Network Minimum Requirement MB-OFDM Optical Line Terminal(OLT) Ultra High Definition Frequency Dependent VIDEO TRANSMISSION Cyclic Slip Transmission Method Lte Uplink Link Structure Wavelength-Independent Two-Phase Mobile Backhaul Decision Level Transmission Bandwidth Channel Crosstalk Optical Network Unit(ONU) Peak-To-Average-Power-Ratio(PAPR) Optical Fiber Link Spatial Hole Pulse Amplitude Modulation Transfer Characteristics Forward Current Optical Clock Recovery Physical Constraints High-Quality Data Delivery Carrier Phase Estimation(CPE) Cloud-Ran(C-RAN) Test-Bed Signal Generator Bandwidth Bottleneck Diode Detector Specific Frequency Ghz Band Single Wavelength Glucose Monitoring Autonomous Vehicle Direct Detection Adaptive Equalizer Polarization State Dual-Mode Laser Linearity Improvement Center Wavelength Dispersion Compensating Fiber(DCFs) Front-End Different Wavelengths Fiber-Based Wireless Data 10 Ghz Remote Antenna Unit Horn Antenna Optical Loss Splitting Ratio Reflection Spectrum Noise-Robust Technical Specifications Radio Unit(RU) Signal Monitoring Injection-Seeded Gain Saturation Wi-Fi Numerical Simulations OFDM-PON Saturated Gain Research And Development Noise Characteristics Backbone Network Mobile Access Network Histogram Statistics Optimal Frequency Fiber-Optic Communications System Footprint Feasibility Study Vehicle Driving Free Space Path Loss Spectral Filtering Time Synchronization Error Hole-Burning Service Area Detuning Effect Transmission Rate Signal Degradation Ofdm-Rof Data Compression 270 Ghz 30 Ghz Light Injection Transmission Delay Input Power Seamless Fiber-Wireless Rayleigh Backscattering Capacitively Coupled Optical Ofdm Cascaded Structure Transmission Line Video Resolution Photonic Devices Nonlinearity Compensation Following Error Subcarrier Multiplexing Performance Improvement Frequency Spacing Data Stream LTE/LTE-A Number Of Subscribers Wavelength-Division-Multiplexing (Wdm) Access Networks Wireless Access Network Wavelength Tunable Payload Data Nonlinearity Mitigation Compensation Scheme Chirp Management 5g Fronthaul Transmission Capability In-Phase