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.

Acoustic Source Separation Improves Speech Recognition

Overview of acoustic source separation techniques for embedded devices, detailing DNN and cochlear (CASA) methods to improve speech recognition in noisy environments.

Microneedle Biomedical Systems: Design and Applications

Review of microneedles design, fabrication, sensing, and transdermal delivery; covers wearable integration, stimuli-responsive systems, skin-penetration and biofouling issues.

Integrating Accelerometers into Wearable Devices

Technical overview of integrating accelerometers into wearable designs, covering MEMS devices (MMA3202), multi-axis inertial modules, interfaces (SPI/I2C), and PCB integration.

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.

How to Implement a 5G Fully Connected Factory

Guide to 5G fully connected factories: how 5G industrial gateways and industrial IoT enable device access, data integration, and real-time applications.

Extending Battery Life for Ultra-Low-Power Wearables

Examines how silicon vendors enable low-power wearables through power-efficient microcontrollers, radios, displays and power management to extend battery life.

Challenges for Indoor Positioning in Wearables

Overview of indoor positioning technologies for wearables: GNSS limitations, single-chip receivers, Wi-Fi and cellular assistance, and low-frequency or hybrid localization methods.

Five Key Points for 5G Testing

Five wireless network validation steps: verify performance, maintain ultra-low latency, validate reliable transmission, perform antenna testing, and run capacity tests.

Applications of Power Amplifiers in Wearable Devices

Technical overview of power amplifiers in wearable devices: enabling improved audio, sensor drive and Bluetooth connectivity, with constraints on size, efficiency and battery life.

Measuring Heart Rate and SpO2 with MAXREFDES117

MAXREFDES117 reference design for wearable PPG heart rate and SpO2 monitoring using the MAX30102 sensor; includes low-power hardware, Arduino/mbed firmware and test results.

All-Carbon Piezoresistive Sensor for Wearable Applications

Wearable all-carbon piezoresistive sensor using double-sided pyramid graphene aerogel achieves 37.3 kPa^-1 sensitivity and 0-1.4 MPa linear range for health monitoring

Basics of Portable Wearable Smart Devices

Overview of wearable devices: form factors, capabilities, market trends, and integration with 5G and industrial IoT, emphasizing smartwatches and ear-worn devices

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.

ROHM 1608 SWIR LED and Photodiode Components

ROHM establishes mass-production for ultracompact SWIR emitters and photodiodes in 1608 packages (1.6×0.8 mm), enabling material sensing in wearables, hearables, and portable devices.

Why Communications Needs Digital Twin Technology

Explains digital twin concepts and architecture for communication networks, detailing virtualized twin components, simulation-based optimization, and closed-loop operation.

Ways to Improve Wearable Device Battery Life

Survey of wearable power solutions covering energy harvesting, battery and power management, and Qi-compatible wireless charging reference designs.

ESD Protection for Wearable Devices

Technical guide to ESD protection in wearables: choosing low-capacitance, low-clamp-voltage TVS diodes and compact packages to maintain signal integrity.

What Is 5G Messaging and Why Promote It?

Technical overview of China’s 5G messaging policy and RCS: origins, IMS basis, MaaP enterprise use, device support, ecosystem challenges and deployment outlook.

CYW43012 Wi-Fi on Infineon Evaluation Kit

Guide to using the CYW43012 SDIO Wi-Fi/Bluetooth module on an evaluation board: hardware connections, 1.8V SDIO setup, BSP configuration and build steps.