Zobrazeno 1 - 10
of 76
pro vyhledávání: '"Hyung Gyu Lee"'
Autor:
Woosoon Jung, Hyung Gyu Lee
Publikováno v:
Sensors, Vol 22, Iss 13, p 4801 (2022)
Wearable Internet of Things (IoT) devices can be used efficiently for gesture recognition applications. The nature of these applications requires high recognition accuracy with low energy consumption, which is not easy to solve at the same time. In t
Externí odkaz:
https://doaj.org/article/f1490fa6ffd14db7b276268e6c96b09c
Publikováno v:
Sensors, Vol 20, Iss 18, p 5255 (2020)
Wearable health and activity monitoring devices must minimize the battery charging and replacement requirements to be practical. Numerous design techniques, such as power gating and multiple voltage-frequency (VF) domains, can be used to optimize pow
Externí odkaz:
https://doaj.org/article/e34ae6ed6f60400aacf2d37971174e97
Publikováno v:
Sensors, Vol 20, Iss 3, p 764 (2020)
Wearable internet of things (IoT) devices can enable a variety of biomedical applications, such as gesture recognition, health monitoring, and human activity tracking. Size and weight constraints limit the battery capacity, which leads to frequent ch
Externí odkaz:
https://doaj.org/article/ad4c9b75761b437e8104b3ae00f86bf8
Autor:
Donkyu Baek, Hyung Gyu Lee
Publikováno v:
Journal of Electrical Engineering & Technology. 18:1873-1882
Autor:
Ji-Hye Kim, Hyung Gyu Lee, Hyung-Jun Koo, Jun Seok Yang, Hwanyeop Jeong, Yoon Ji Seo, Jeonghun Han, Hyunsik Yoon
Publikováno v:
RSC Advances. 11:2390-2396
Due to the increasing energy consumption, smart technologies have been considered to automatically control energy loss. Smart windows, which can use external signals to modulate their transparency, can regulate solar energy by reflecting excess energ
Publikováno v:
JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE. 19:527-539
Publikováno v:
Metals, Vol 7, Iss 11, p 510 (2017)
A comparative study of the microstructure, hardness, and tribological properties of two different AISI H13 tool steels—classified as the bulk with no heat treatment steel or the 3D-printed steel—was undertaken. Both samples were subjected to ultr
Externí odkaz:
https://doaj.org/article/7259cea96e774995af84f90db40dfea1
Publikováno v:
ACM Transactions on Embedded Computing Systems. 18:1-22
Human activity recognition (HAR) has recently received significant attention due to its wide range of applications in health and activity monitoring. The nature of these applications requires mobile or wearable devices with limited battery capacity.
Publikováno v:
ACM Transactions on Embedded Computing Systems. 18:1-21
In line with the rapid development of the Internet of Things (IoT), the maintenance of on-board batteries for a trillion sensor nodes has become prohibitive both in time and costs. Energy harvesting is a promising solution to this problem. However, c
Publikováno v:
IEEE Design & Test. 36:57-64
This article pioneers a self-powered, small-form-factor, light-weight, low-cost, and a patch-type ultraviolet (UV) meter for measuring the UV radiation with significant impact on human health and smart sensing.—Paul Bogdan, University of Southern C