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.
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.
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 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.
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.
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.
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.