ALLPCB
Network Switch Chips: Functions and Common Vendors
Technical overview of network switch chips, covering packet forwarding, hardware acceleration, QoS, differences from PHY chips, and common vendors like Broadcom and Marvell.
AMF and gNB Interface Types in 5G NR
Technical overview of AMF and gNB in 5G NR, detailing N2/F1/X2 interfaces, AMF control-plane functions (mobility, session, security), and REG/RB resource mapping.
What Components Make Up a 5G Base Station?
Analysis of 5G base station cost breakdown in China: component-level estimates for BBU/AAU, power/auxiliaries and civil works, with a ~450,000 yuan total estimate.
What Frequencies Do 5G Millimeter Waves Use
Overview of millimeter-wave 5G frequencies, common bands (24/28/37/39/47 GHz), regional allocations, bandwidth and antenna design impacts on performance.
Qualcomm's Five Key Technologies in 5G Advanced Release 18
Summary of Qualcomm's Release 18 contributions to 5G Advanced: uplink and broadband enhancements, IoT extensions, efficient system design, and wireless AI foundations.
5G RedCap: Power-Saving Tech and Testing
Explore 5G RedCap's power-saving tech for IoT, including DRX, eDRX, and testing solutions for energy efficiency.
Evolution of Mobile Communications: Five Generations
Chronicle of communication technologies - from beacon fires and telegraph to radio, telephone and cellular evolution up to 6G, examining wireless communication trends.
RedCap: A Deep Dive into 5G Technology
Explore RedCap, a 5G technology reducing complexity and cost for industrial, surveillance, and wearable applications with low latency.
How to Configure a Switch IP Address
Guide to configure a switch IP address via CLI: enter privileged mode, set interface ip address and mask, activate interface, save config, and verify IPv4/IPv6 validity.
Battery Management for Always-On Wearables
Overview of lithium-ion battery management for always-on wearables, covering requirements, fuel-gauge and protection features of Maxim's MAX17301X+ and Adafruit cells.
5G Router vs 5G CPE: Key Differences and Use Cases
Technical comparison of 5G router vs 5G CPE: functions, deployment scenarios, SIM support, signal conversion, security, and suitability for homes and businesses.
What Is a TMR Sensor? Output Compared with GMR and AMR
Technical overview of TMR sensors and quantum sensors, covering tunneling magnetoresistance, sensitivity and SWAP-C tradeoffs, and applications in navigation, automotive, and IoT.
Applications of CDMA in Mobile Communication
Summary of CDMA applications and network traits in mobile communication, covering 3G/4G/5G, satellite systems, spectral efficiency, interference resistance and capacity.
Haptic Feedback Technology Explained
Overview of haptic feedback technology, actuator selection, and smart cabin design for automotive interfaces; applications in VR/AR, wearables, and accessibility.
6G Core Network Architecture and Functions
Analyzes 6G core network requirements and proposes an information-centric, capability-inclusive core architecture that enables AI, computing, and flexible user-plane processing.
5G RF Power Amplifier Architectures Explained
Technical overview of power amplifier design and PA architectures: load?line and efficiency principles, combining methods (current/voltage/power), push?pull, balanced, Doherty.
Key Mobile Communication Technologies and Applications
Overview of mobile communication key technologies and application scenarios, covering cellular network evolution (GSM/LTE/5G), multiple access, antennas and mobile internet
Unisoc T750 Android Core Board Specs
Unisoc T750 module: 6 nm octa-core SoC (2x A76 + 6x A55), Mali G57 GPU, UFS 3.1/LPDDR4X, FHD+ 90Hz, 2K@30fps video with EIS, dual-5G standby and Vivimagic 6.0 ISP.
Three Deployment Models for 5G Private Networks
Overview of 5G private network deployment models, architecture, and core functions (AMF/SMF/UPF), comparing virtual, hybrid, and standalone options for industry use.
Understanding SAR Testing and Its Scope
Technical overview of SAR testing requirements and standards for wireless devices, and DASY8 measurement system capabilities for regulatory compliance.