SDN Controller History and Major Technologies

Technical overview of SDN controller evolution, architectures and deployment in large data centers, highlighting microservices as a design direction for scalable control.

What Is 5G Messaging and Why Promote It?

Technical overview of China’s 5G messaging policy and RCS: origins, IMS basis, MaaP enterprise use, device support, ecosystem challenges and deployment outlook.

Planar Reflectarray Antenna Co-simulated with MATLAB and HFSS

Single-layer windmill unit for reflectarray antenna achieving 473.6° linear phase range; 80×80 mm Ka-band prototype (400 elements) shows 27.86 dBi gain and 35.7% 3 dB bandwidth.

What Is an RRU and Key Performance Metrics

Overview of RRUs in cellular base stations: function, distributed BBU/RRU architecture, and key metrics: frequency bands, instantaneous bandwidth, port count, and power consumption.

Can Industrial Internet Platforms Connect to 5G?

Overview of 5G-enabled industrial internet platforms: high-speed, low-latency, massive IoT connectivity with device management, real-time data collection and analytics.

Graphene Applications in 5G Wireless Communications

Overview of graphene assembled film (GAF) for RF: fabrication, conductivity, flexible 5G antennas and superior EMI shielding across microwave–THz bands.

Resolving Fluxion Stall When Creating a 5 GHz AP

Configure the Linux kernel regulatory domain and adjust Fluxion's hostapd script to enable 5 GHz AP creation, deauthentication, and packet injection by setting the country code.

A-SEM: Additional Spectrum Emission Mask Test Requirements

Overview of A-SEM (Additional Spectrum Emission Mask) in 5G UE RF tests: NS signaling (e.g., NS_04), A-MPR mapping, measurement bandwidths and compliance checks.

AI Use Cases in Wireless Systems

AI in wireless systems: technical review of 5G use cases, ML-driven channel estimation and resource allocation, data-quality and testing best practices for telecom and automotive.

IoT Communication Protocols Overview

Comprehensive overview of IoT communication protocols across physical, network, and application layers, with comparisons and a focus on MQTT tradeoffs.

Three Challenges for High-Volume 5G Wafer Testing

Summary of three wafer-level testing challenges for 5G: mmWave frequencies increasing RF channel counts, higher parallelism, and maintaining signal accuracy.

Monitoring Heavy Trucks with 5G Gateways for Safer Driving

Overview of BMG5000 gigabit 5G gateway-based heavy truck safety monitoring system: blind-spot cameras, real-time video upload, GPS positioning, and emissions sensor integration.

5.5G: Technical Principles and Use Cases

Technical summary of 5.5G evolution and millimeter-wave foundations, covering edge computing, advanced antenna techniques, and new interaction, uplink and sensing scenarios.

5G Candidate Waveforms: Comprehensive Overview

Technical overview of NR candidate waveforms, comparing single-carrier (SC-FDE, DFT-spread OFDM) and OFDM variants (CP-OFDM, WOLA, UFMC) with PAPR and EVM trade?offs.

RF Simulation Solutions for Mobile Handset Front-Ends

Overview of handset RF front-end challenges and 5G-driven growth, with simulation solutions for PCB modeling, field-circuit co-simulation, and SAW/BAW filter design.

History of Mobile Communications

Chronological account of mobile communications evolution from 0G to 5G, covering GSM, CDMA, LTE and 3GPP standardization, technical milestones and consolidation.

What Is 5G RedCap and Which Technologies Will It Replace?

Technical overview of 5G RedCap and cellular IoT evolution: trimmed NR capabilities, use cases, power-saving features, and migration from LTE Cat 1/4.

Comparing 5G and LTE at 100 MHz Channels

Analysis of 5G C-band benefits: how wider radio channels (up to 100 MHz) improve spectral efficiency, throughput and lower cost per MHz compared to 4G LTE.

5G/6G Satellite Internet Networking and Security Analysis

Proposes a cryptography-based security architecture and closed-loop management for 5G/6G satellite internet, embedding identity, trust, and adaptive security into network resources.

How 5G Smart Poles Support Smart Municipal Services

Overview of 5G-enabled smart poles: application advantages for intelligent traffic management, environmental monitoring, public safety, and coordinated municipal services.