ALLPCB
Sensors in Wearable Devices: Main Categories
Technical overview of wearable sensors: motion, biological, environmental, skin-conductance, heart-rate and barometric sensors, their principles, functions, and applications.
How Smartwatches Monitor Sleep
Overview of how wearables use actigraphy and cardiopulmonary coupling (CPC) to infer sleep stages, assess deep sleep accuracy, and enable at-home physiological sleep monitoring.
How HUD Technology Enhances Driving Safety
Discover how HUD technology enhances driving safety by projecting key data on the windshield, reducing distractions and improving focus.
Tech Devices Moving From Outside to Inside the Body
Overview of nine emerging implantable technologies, including brain-computer interfaces, smart dust and biodegradable bio-batteries, with clinical and privacy implications.
Multimodal Wearable Sensor Patch for Continuous Plant Monitoring
Multimodal wearable sensor patch for continuous plant physiology monitoring detects leaf VOCs, temperature and humidity; PCA-based ML enables earlier disease and stress detection.
Embedded STM32 Smartwatch Implementation
Compact STM32 bare-metal project implementing a multi-level menu UI on a 0.96-inch OLED integrating DHT11, RTC, keys and LED with GPIO I2C emulation.
Key Challenges for Smart Wearables
Technical overview of smart wearables and battery innovations, covering interaction design, data reliability, touch interfaces, and tradeoffs for anticipatory services.
Do head-mounted displays harm your eyes? Pros and cons
Overview of head-mounted displays (HMDs): design, display and tracking technologies, interaction and audio, use cases, eye-health risks, pros and cons for VR/AR applications.
Rapoo VT350S Mouse and VH800 Headset Review
Technical overview of Rapoo VT350S and VH800: dual-mode wireless gaming mouse (PAW3370, Omron switches) and dual-chamber over-ear headset with graphene drivers.
Electronic Skin: Overview and Wearable E-Skin Operation
Overview of electronic skin (e-skin) architecture and operation: flexible substrates, integrated sensors, power, data processing and communication for wearable applications.