Enhanced Performance of TENG through Graphene Oxide and Transition Layer Coupling

1Introduction to the Results The triboelectric nanogenerators (TENGs) have a simple structure, low manufacturing costs, and are suitable for harvesting low-frequency mechanical energy, thus providing a new method for green energy collection. Previous studies have mainly focused on the effects of single factors such as charge generation, storage, or loss on the electrical output of … Read more

Development of Internet Plus Wearable ECG Monitoring Devices

Development of Internet Plus Wearable ECG Monitoring Devices

The Internet Plus wearable ECG monitoring device utilizes small and lightweight sensors to enhance wearing comfort, allowing for long-term, real-time collection of human ECG data. By connecting with hospital databases through wireless transmission modules, it integrates individuals into the medical big data ecosystem, breaking the spatial limitations between medical devices and people. In a populous … Read more

PMIC for Wearable Applications: 50% Size Reduction!

PMIC for Wearable Applications: 50% Size Reduction!

According to IDC data, global shipments of wearable devices reached 138.4 million units in Q3 2021, a year-on-year increase of 9.9%. In the domestic market, shipments reached 35.28 million units, up 5.0%. It is expected that global shipments of smart wearable devices will reach 632 million units by 2024. In the small-sized wearable devices, power … Read more

Small Yet Beautiful Wearable Medical/Health Devices

Small Yet Beautiful Wearable Medical/Health Devices

Note: 1. This article mainly collects some POC-related medical/health monitoring device technology companies and their main products. 2. A senior from Kun Yuan Gene once asked what kind of data has scientific significance, and the key word from the senior was “background”. 3. Taking the recent Verily 10,000-person project (projectbaseline.com) as an example (note: assuming … Read more

How NOR Flash Overcomes Design Challenges in Wearables

How NOR Flash Overcomes Design Challenges in Wearables

To continuously improve various features in next-generation devices, wearable and hearable devices rely on memory. Memory is a key design factor for implementing advanced devices… Although wearable and hearable technologies may seem like extensions of the previous generation of handheld devices, the innovative features required to enhance their value, user experience, and functionality significantly increase … Read more

Overview of Low-Power PMICs for Small Wearable Devices

Overview of Low-Power PMICs for Small Wearable Devices

According to a report from Electronic Enthusiasts (by Li Cheng), in recent years, the rapid development of underlying technologies such as 5G, IoT, and AI has completely activated the entire consumer electronics market, leading to a strong momentum in the wearable device market. Data from IDC shows that in the second quarter of 2021, global … Read more

Energy Harvesting in Smart Wearable Devices

Energy Harvesting in Smart Wearable Devices

In recent years, with the increasing maturity of Internet of Things technology and mobile communication technology, smart wearable devices have developed rapidly. They are widely used in fields such as healthcare, aerospace, military, and digital technology, helping people better monitor their vital signs, dynamically perceive the external environment, achieve more efficient communication, and even provide … Read more

Enhancing Efficiency with PMIC: Power Management Secrets from Wearables to Automotive ADAS

Enhancing Efficiency with PMIC: Power Management Secrets from Wearables to Automotive ADAS

Maurizio Di Paolo Emilio EET Electronics Engineering Magazine Original Power Management IC (PMIC) can provide complete power management functions within a single chip. It is often used to power small battery-operated devices, thus integrating multiple functions to improve space utilization and energy efficiency. Common features integrated into PMICs include voltage converters and regulators, battery chargers, … Read more

Zephyr: An Operating System for Wearable Device Development

Zephyr: An Operating System for Wearable Device Development

As the fitness craze has taken off, wearable devices have gained attention, with smart bands and smartwatches gradually being seen as a fashion statement in recent years. However, wearable devices are just a branch of the Internet of Things (IoT), and wearable devices in the medical and health fields are gradually becoming mainstream. A range … Read more

Unlocking Your IoT Smartwatch Journey with ESP32-C3-Mini and LVGL

Unlocking Your IoT Smartwatch Journey with ESP32-C3-Mini and LVGL

ESP32-C3-Mini is a development board based on the ESP32-C3 chip, designed specifically for smartwatches and other wearable devices. It features a 240×240 resolution color touchscreen display and integrates multiple sensors, providing developers with a powerful and easy-to-use platform for building various creative projects. The open-source project introduced in this article aims to provide an LVGL … Read more