Zobrazeno 1 - 10
of 144
pro vyhledávání: '"Dowon Kim"'
Publikováno v:
IEEE Access, Vol 12, Pp 27794-27809 (2024)
Reliable operation of oil-immersed power transformers is crucial for electrical transmission and distribution networks. However, the aging of high voltage assets including power transformers along with the increasing of load demand have heightened th
Externí odkaz:
https://doaj.org/article/abfaf795d7da436da9a65f6c41771395
Publikováno v:
IEEE Access, Vol 11, Pp 60817-60826 (2023)
Liquid crystals (LCs) offer a promising playground for developing reconfigurable radio frequency devices due to their unique dielectric properties, including large birefringence and tunability. Previous research on reconfigurable phase shifters has p
Externí odkaz:
https://doaj.org/article/a28f8c685459445fb0d5fba309fe9ccf
Publikováno v:
Sensors, Vol 24, Iss 5, p 1391 (2024)
Accurate short-term load forecasting (STLF) is essential for power grid systems to ensure reliability, security and cost efficiency. Thanks to advanced smart sensor technologies, time-series data related to power load can be captured for STLF. Recent
Externí odkaz:
https://doaj.org/article/57b39ae31d3b433c9cde1ea951988a81
Autor:
Minkyu Kim, Tae-Hoon Kim, Dowon Kim, Donghoon Lee, Dohyun Kim, Jeongwon Heo, Seonguk Kang, Taejun Ha, Jinju Kim, Da Hye Moon, Yeonjeong Heo, Woo Jin Kim, Seung-Joon Lee, Yoon Kim, Sang Won Park, Seon-Sook Han, Hyun-Soo Choi
Publikováno v:
Journal of Clinical Medicine, Vol 13, Iss 1, p 36 (2023)
Pressure ulcers (PUs) are a prevalent skin disease affecting patients with impaired mobility and in high-risk groups. These ulcers increase patients’ suffering, medical expenses, and burden on medical staff. This study introduces a clinical decisio
Externí odkaz:
https://doaj.org/article/a7c2148be1234bb8be766adeb1645cb7
Publikováno v:
IEEE Access, Vol 10, Pp 73421-73436 (2022)
As 5G telecom services evolve rapidly across a broad technological environment, network security in 5G landscape emerges as a critically challenging issue. One of typical network security tools is an intrusion prevention system (IPS) that monitors a
Externí odkaz:
https://doaj.org/article/665d667c1b8c4726a0de39758765edea
Publikováno v:
Applied Sciences, Vol 12, Iss 23, p 12456 (2022)
Research to deal with distributed denial of service (DDoS) attacks was kicked off from long ago and has seen technological advancement along with an extensive 5G footprint. Prior studies, and still newer ones, in the realm of DDoS attacks in the 5G e
Externí odkaz:
https://doaj.org/article/252f22b9e1044f3b98b4e10588a7933d
Publikováno v:
Progress in Disaster Science, Vol 12, Iss , Pp 100210- (2021)
Disaster learning is conducted in community-based disaster risk reduction (DRR) and school-based disaster-education programs are promoted all over the world. The diversity of such programs is growing wider due to the spread of COVID-19 and the rapid
Externí odkaz:
https://doaj.org/article/e1490a038d80486398a9c61d78a5eba4
Publikováno v:
Energies, Vol 15, Iss 9, p 3379 (2022)
A power transformer is one of the most critical and expensive assets in electric power systems. Failure of a power transformer would not only result in a downtime to the entire transmission and distribution networks but may also cause personnel and e
Externí odkaz:
https://doaj.org/article/caf20bf764b8418b9dd6e678df072ef0
Publikováno v:
Sensors, Vol 21, Iss 16, p 5524 (2021)
Advances in mobile communication networks from 2G to 5G have brought unprecedented traffic growth, and 5G mobile communication networks are expected to be used in a variety of industries based on innovative technologies, fast not only in terms of ext
Externí odkaz:
https://doaj.org/article/67ec337a2297454b84ba283dd94db669
Publikováno v:
Materials, Vol 14, Iss 4, p 932 (2021)
In various fields such as the 5G antenna system and satellite communication system, there is a growing demand to develop a smart antenna with a frequency selective or beamforming function within a limited space. While antennas utilizing mechanical, e
Externí odkaz:
https://doaj.org/article/bc1cd6b806d64abda235a17affaafede