ALLPCB
Why Phones Connect Directly to Satellites
Technical overview of phone-to-satellite solutions, Tiantong system timeline, and trade-offs between dual-mode terminals, space base stations, and 3GPP NTN.
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.
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.
Mobile Communication Network Structure and Principles
Technical overview of mobile communication covering principles, evolution, standards (GSM, LTE, 5G), network architecture and security considerations, plus future trends.
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.
Is WiFi 6 the Same as 5G WiFi?
Explains whether WiFi 6 is "5G WiFi" and compares WiFi 6 vs 5G WiFi by standards, throughput, OFDMA/MU-MIMO support, frequency bands and power?saving TWT features.
What Is 5G Network Slicing and How to Implement End-to-End Slices
Technical overview of 5G network slicing, covering NFV-based end-to-end implementation, SLA-driven resource orchestration, and management functions (CSMF/NSMF/NSSMF).
How to Resolve LAN IP Address Shortages
Explains why 192.168.1.x can run out and practical solutions: adjusting subnet mask, adding routers, and using VLANs plus CIDR guidance for scaling LAN IP addresses.
What Is Millimeter-Wave 5G and Its Frequency Bands
Technical overview of millimeter-wave 5G: 24-100 GHz bands, deployment trade-offs, propagation limits, dense base stations, beamforming and antenna arrays.
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.
Mobile Base Station Roles and Radiation vs Distance
Overview of base station components and functions, and how proximity affects radio field strength and radiation; covers antennas, transceivers, controllers, and power control.
Android Adds Official RISC-V Support
Android adds RISC-V support: AOSP/riscv64 bootstraps with rva22, vector and vector-cryptography extensions; ART backend, NDK ABI and simulator roadmap.
5G RF Frontend Advances for NSA/SA Networks
Explore advances in 5G RF frontend for NSA/SA networks, enhancing signal quality and efficiency in smartphones.
Cellular Devices vs Wi-Fi: When Are They Necessary?
Compare cellular networks and WLAN (Wi-Fi): coverage, use cases, and benefits of cellular-enabled devices for mobile communication, Internet access, and emergencies.
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.
PyTorch Edge: Deploying AI Models on Edge Devices
ExecuTorch technical overview: PyTorch ahead-of-time compilation, fx-style graph export, lowering and quantization, backend delegation, .pte executable format and runtime.
Frequency Reuse and Multiple Access in CDMA Networks
Technical overview of CDMA and frequency reuse, describing how spreading codes enable simultaneous voice and data, plus capacity trade-offs and interference behavior.
Two-Way Satellite Communication: Advantages and Phone Differences
Two-way satellite communication: features, advantages and applications, comparing two-way vs one-way satellite phones for secure, high-speed global connectivity and operational use.
Satellite Base Stations: Definition and Technical Analysis
China Mobile procurement of lightweight integrated satellite base stations: APSTAR?6D Ku?band backhaul, automatic antenna acquisition, LTE Band 3 femto design for emergency use.