3 Common Charging Issues for Wearable Devices

Technical guide to selecting and troubleshooting linear chargers for wearable devices, covering bq24232, bq24040 and bq25100 issues like termination and oscillation.

Key Metrics for MEMS Accelerometers Across Three Applications

Analysis of MEMS accelerometer trade-offs for wearables, CBM, IoT and asset health monitoring, focusing on low power, bandwidth, noise, FIFO and on-chip features.

ADI wearable VSM platform and sensor technologies

Technical overview of ADI's wearable VSM platform for engineers: sensor stack, PPG and ECG front ends, motion, EDA, temperature, and ADuCM3029 processing.

Wearable Devices as a Human Information Exchange Platform

Technical and market overview of wearable devices, covering sensors, ultra-low power design, connectivity, AR/VR, industry bottlenecks and investment opportunities.

Wireless Charging Solutions and Integration Trends

Technical overview of wireless charging market, circuit integration trends and five engineering considerations—driver integration, protocol emulation, thermal management, and efficiency.

Intelligent Medical Wearable Solutions

Power management and energy harvesting for medical wearables and remote patient monitoring, covering low?quiescent designs and LTC3331/LTC3107 implementations.

Solving Battery Charging Challenges in Wearable Devices

Wearable power design overview: programmable battery charging, precise sub-1mA charge termination, ultra-low quiescent-current DC/DCs, load switching and boost converters.

Design and Implementation of an Optical Heart Rate Monitor

Technical overview of photoplethysmography (PPG) design for optical heart-rate monitoring, covering LEDs, photodiode interface, drivers, integration, and algorithm trade-offs.

Battery Charging Safety in Wearable Systems

Overview of lithium-ion battery selection and CC/CV charging for wearables: JEITA temperature guidance, charging stages, safety features, and SoC-based battery management.

Low-Power Embedded Smart Wristband Design

Technical design overview for a smart wristband: user requirements, BLE nRF51822 MCU and RF matching, three-axis accelerometer, battery options, system architecture and process.