Zobrazeno 1 - 10
of 118
pro vyhledávání: '"Wei-Hua Chieng"'
Publikováno v:
IEEE Access, Vol 12, Pp 14168-14181 (2024)
This research proposes a music-adaptive IoT exercise system integrating edge computing and blockchain technology to enhance middle-distance running exercise. The system personalizes music tempo based on real-time biosignals to provide a tailored expe
Externí odkaz:
https://doaj.org/article/bb2cf9427cd844b78636b4b1bc677ee5
Autor:
Ching-Yao Liu, Hsien-Chung Tang, Yueh-Tsung Shieh, Chih-Chiang Wu, Wei-Hua Chieng, Edward-Yi Chang, Daisuke Ueda
Publikováno v:
Energies, Vol 16, Iss 23, p 7856 (2023)
A new power receiving unit (PRU) is proposed in this paper for resonant wireless power transfer (WPT), which is characterized by the capability of attracting high power from the power transmitting unit (PTU). The resonant WPT is designed for deliveri
Externí odkaz:
https://doaj.org/article/c873e013b3174e90b41f2f37e37b1674
Autor:
Yueh-Tsung Shieh, Chih-Chiang Wu, Shyr-Long Jeng, Ching-Yao Liu, Shiang-Yu Hsieh, Chi-Chun Haung, Wen-Yuh Shieh, Wei-Hua Chieng, Edward-Yi Chang
Publikováno v:
Energies, Vol 16, Iss 16, p 5928 (2023)
This paper presents a 250 kHz bidirectional battery charger circuit using a GaN HEMT. The charger is subjected to a high-/low-side constant voltage at 200 V/20 V. The charger circuit is a hybrid of the LLC and flyback circuit topologies. Both the pow
Externí odkaz:
https://doaj.org/article/25f7a8e0d92b4017b13b166b06f1dff2
Autor:
Ching-Yao Liu, Chih-Chiang Wu, Li-Chuan Tang, Yueh-Tsung Shieh, Wei-Hua Chieng, Edward-Yi Chang
Publikováno v:
Energies, Vol 16, Iss 9, p 3657 (2023)
This paper presents a study on long-distance wireless power transfer (WPT), which formulates the voltage gain in terms of the coupling coefficient between the power transmitting unit (PTU) and the power receiving unit (PRU) coils. It is proposed that
Externí odkaz:
https://doaj.org/article/dda625d088da46d7b02981bbf3e777f8
Publikováno v:
Sensors, Vol 23, Iss 7, p 3606 (2023)
Indoor mobile robot (IMR) motion control for e-SLAM techniques with limited sensors, i.e., only LiDAR, is proposed in this research. The path was initially generated from simple floor plans constructed by the IMR exploration. The path planning starts
Externí odkaz:
https://doaj.org/article/61b259b090084e16be306c5a7b965177
Autor:
Yu-Heng Hong, Ching-Yao Liu, Jun-Da Chen, Chun-Yen Peng, Li-Chuan Tang, Tien-Chang Lu, Chun-Hsiung Lin, Wei-Hua Chieng, Edward Yi Chang, Shih-Chen Chen, Hao-Chung Kuo
Publikováno v:
Crystals, Vol 12, Iss 9, p 1242 (2022)
In this study, a paradigm for modulating the light emission performance of photonic-crystal surface-emitting laser (PCSEL) via GaN high electron mobility transistor (HEMT) driving circuit is proposed for the first time. For light detection and rangin
Externí odkaz:
https://doaj.org/article/7a1cf4466ade4811a538abda0e32c623
Autor:
Ching-Yao Liu, Chih-Chiang Wu, Li-Chuan Tang, Wei-Hua Chieng, Edward-Yi Chang, Chun-Yen Peng, Hao-Chung Kuo
Publikováno v:
Photonics, Vol 9, Iss 9, p 652 (2022)
This paper attempts to describe a laser diode driver circuit using the depletion mode gallium nitride high electron mobility transistor (D-mode GaN HEMT) to generate nanosecond pulses at a repetition rate up to 10 MHz from the vertical-cavity surface
Externí odkaz:
https://doaj.org/article/e0f85d658f5d46a7b76417d039836527
Autor:
Yueh-Tsung Shieh, Chih-Chiang Wu, Ching-Yao Liu, Wei-Hua Chieng, Yu-Sheng Su, Shyr-Long Jeng, Edward-Yi Chang
Publikováno v:
Energies, Vol 15, Iss 13, p 4767 (2022)
A new SOC (State-Of-Charge)–VOC (Voltage-of-Open-Circuit) mathematical model was proposed in this paper, which is particularly useful in parallel lithium battery modeling. When the battery strings are charged in parallel connection, the batteries c
Externí odkaz:
https://doaj.org/article/5c079635a70a4a8fa7f7951fc67c9998
Publikováno v:
Energies, Vol 15, Iss 9, p 3197 (2022)
The flyback converter with its active cell balancing topology for charging lithium-based batteries in Electrical Vehicles (EV) have been adopted recently into the industry. Electrical Vehicle battery charging requires high current operation in contin
Externí odkaz:
https://doaj.org/article/74bf788d2332407ca995746f4dc7d2d6
Publikováno v:
Sensors, Vol 22, Iss 4, p 1689 (2022)
This paper attempts to uncover one possible method for the IMR (indoor mobile robot) to perform indoor exploration associated with SLAM (simultaneous localization and mapping) using LiDAR. Specifically, the IMR is required to construct a map when it
Externí odkaz:
https://doaj.org/article/6d71d35e569a43a18c08cb515fa8bc86