5G RF Standards: Transmit Power for Shared-Spectrum Channel Access

Technical summary of 5G shared spectrum channel access in FR1, coexistence with Wi-Fi, regulatory sharing rules and transmit power A-MPR requirements.

Debug 5G NR Multi-Channel Systems Across Domains

Technical article about electronics and hardware engineering.

FET1046A-C Carrier Board for Smart Light Pole Systems

Technical overview of smart light poles and system requirements, and a hardware solution using the FET1046A-C carrier board for 5G, Ethernet, and multi-sensor integration.

Conversa Embedded Multi-Microphone Voice Kit

Conversa full-duplex voice processing suite for multi-microphone devices: architecture, hardware/software setup, operating modes, presets, AEC and noise reduction.

Skin-Interfaced Colorimetric Microfluidic Sweat Analysis

Review of skin-interfaced colorimetric sweat sensors and microfluidic timed sampling methods, valve designs, and electronic-free control for biomarker monitoring.

Stretchable Durable High-Density HD-sEMG Patch

Stretchable HD-sEMG electrode patch with GW-PA hydrogel coating enables conformal, low-impedance skin contact and 11-class swallowing activity classification (80% accuracy)

Flexible Thermoelectric Wristband Powered by Body Heat

Flexible thermoelectric generator and energy management system harvest body heat to power a self-powered wearable wristband for continuous BLE health monitoring.

PPG Optical Path and Process Design for Wearable Devices

Wearable PPG measurement guide covering optical path, sub-board layouts, and light-window designs, with recommendations to improve heart rate and SpO2 accuracy.

Power Amplifiers for Wearable Devices

Technical overview of the AD8107 audio power amplifier for wearable devices, addressing output power, package size, EMI immunity, low shutdown current and application notes.

Single AFE Solution for Multi-Parameter Vital Signs Monitoring

Technical overview of a single AFE for multi-parameter vital signs monitoring, detailing PPG, SpO2, ECG, respiration, operating modes, and design trade-offs.