Zobrazeno 1 - 10
of 156
pro vyhledávání: '"Jung-Chieh Chen"'
Autor:
Jung-Chieh Chen, Ting-Han Hsu
Publikováno v:
IEEE Open Journal of Vehicular Technology, Vol 5, Pp 778-791 (2024)
Device-to-device (D2D) communication offers significant potential for future wireless networks but faces challenges such as limited range, signal blockage, and interference. Reconfigurable intelligent surfaces (RISs) can mitigate these issues by dyna
Externí odkaz:
https://doaj.org/article/635c42e317fd41f9a7000686e4e935ae
Autor:
Dhanya Velmurugan, Arunkumar Arumugam, Cheng-Kai Lin, Crestian Almazan Agustin, Jung-Chieh Chen
Publikováno v:
IEEE Access, Vol 12, Pp 68109-68129 (2024)
This article propounds an elaborated analysis of a model-free predictive current control (MFPCC) which relies on the improved triple-voltage-vector (ITVV) modulation scheme for synchronous reluctance motor (SynRM) drives. And also it proffers a compa
Externí odkaz:
https://doaj.org/article/8ce0e753a87340b29e6e28362474cd1e
Autor:
Jung-Chieh Chen, Chiu-Hsiang Hsu
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 1387-1398 (2024)
This study addresses a massive multiuser multiple-input single-output downlink system with a base station equipped with dynamic metasurface antennas (DMAs) serving single-antenna users. Our goal is to jointly optimize the transmit precoder and config
Externí odkaz:
https://doaj.org/article/df3b0d5be65b4d31abd282eefcb31353
Autor:
Jung-Chieh Chen, Yu-Cheng Lin
Publikováno v:
IEEE Access, Vol 11, Pp 50744-50751 (2023)
Incorporating low-resolution finite-alphabet equalizers into all-digital base station architectures is a promising approach to enhance energy efficiency and cost-effectiveness in massive multi-user multiple-input multiple-output uplink systems. These
Externí odkaz:
https://doaj.org/article/3947584b011b4523a10c68829cdb2814
Publikováno v:
IEEE Access, Vol 10, Pp 97856-97867 (2022)
In this paper, a modulated dual-voltage-vector model-free predictive current control with online duty cycle calculation is proposed and applied to drive a synchronous reluctance motor. The dual-voltage-vector modulation scheme reduces the current rip
Externí odkaz:
https://doaj.org/article/523ea6c066214e41a2a15cb344fbebf5
Autor:
Jung-Chieh Chen
Publikováno v:
IEEE Access, Vol 10, Pp 100438-100445 (2022)
In this study, the use of intelligent reflecting surfaces (IRSs) to improve the capacity of a multi-user multiple-input-single-output downlink system is investigated. Unlike existing IRS-assisted wireless systems equipped with entirely passive IRS el
Externí odkaz:
https://doaj.org/article/0dc67394c3214fee8122bc2f8b32204e
Autor:
Jung-Chieh Chen
Publikováno v:
IEEE Access, Vol 9, Pp 18393-18401 (2021)
This study considers the constructive interference-based symbol-level precoding design problem in millimeter-wave massive multiuser multiple-input multiple-output systems with hybrid analog-and-digital precoding architecture. In contrast to tradition
Externí odkaz:
https://doaj.org/article/94189e81a1c74a5f83a466bf9d9dedec
Autor:
Jung-Chieh Chen
Publikováno v:
IEEE Access, Vol 7, Pp 80104-80109 (2019)
This paper introduces the antenna selection (AS) mechanism into the quantized constant envelope (CE) precoding in massive multiuser multiple-input multiple-output systems to simultaneously reduce multiuser interference and hardware power consumption.
Externí odkaz:
https://doaj.org/article/0c452b4ae5674fc09d2d61c10d23bbd2
Autor:
Jung-Chieh Chen
Publikováno v:
IEEE Access, Vol 6, Pp 17361-17367 (2018)
This paper considers an energy-efficient, hybrid digital, and analog precoding design problem in millimeter-wave massive multiple-input multiple-output systems, in which the analog precoder is realized with a small number of energy-efficient switches
Externí odkaz:
https://doaj.org/article/55e81af8038e49b1935e109a70cec75a
Publikováno v:
IEEE Access, Vol 5, Pp 22713-22723 (2017)
Efficient and accurate state estimation is essential for the optimal management of the future smart grid. However, to meet the requirements of deploying the future grid at a large scale, the state estimation algorithm must be able to accomplish two m
Externí odkaz:
https://doaj.org/article/183d9860352c41dea8331429652c35f3