Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Hayeon Jeong"'
Publikováno v:
Nanomaterials, Vol 14, Iss 4, p 352 (2024)
The binary metal oxide mesoporous interfacial layers (bi-MO meso IF layer) templated by a graft copolymer are synthesized between a fluorine-doped tin oxide (FTO) substrate and nanocrystalline TiO2 (nc-TiO2). Amphiphilic graft copolymers, Poly(epichl
Externí odkaz:
https://doaj.org/article/5bab4f3802f5450aa52b9c8e25a3f0c7
Publikováno v:
Applied Sciences, Vol 12, Iss 9, p 4432 (2022)
In this study, we proposed a power amplifier structure with improved efficiency while securing high output power. First, the characteristics of the common-source and stack structures were investigated. In particular, the output power and output imped
Externí odkaz:
https://doaj.org/article/b15db21200ca4fed8c78f95983260884
Publikováno v:
Applied Sciences, Vol 11, Iss 24, p 11691 (2021)
In this study, a differential power amplifier (PA) with a high gain of over 30 dB by configuring a three-stage common source unit amplifier was designed. To ensure the stability of the high-gain differential PA, the analysis to apply the capacitive n
Externí odkaz:
https://doaj.org/article/09b50f3479b840eb9e9f5f781770cbb1
Publikováno v:
IEEE Microwave and Wireless Technology Letters. :1-4
Publikováno v:
CrystEngComm; 10/14/2023, Vol. 25 Issue 38, p5387-5398, 12p
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. :1-15
Publikováno v:
Electronics. 12:432
In this study, we designed a Ka-band two-stage differential power amplifier (PA) using a 65 nm RFCMOS process. To enhance the output power of the PA, a three-stack structure was utilized in the power stage, while the driver stage of the PA was design
Publikováno v:
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies. 1:1-31
Smartwaches are the representative wearable or body-worn devices that provide convenient and easy information access. There is a growing body of research work on enabling novel interaction techniques and understanding user experiences of smartwatches
Publikováno v:
Microwave and Optical Technology Letters. 58:1443-1446
In this study, we propose a layout technique to reduce the chip area of differential RF CMOS power amplifiers in which input and output transformers are utilized as input and output baluns. To minimize the chip area of the CMOS power amplifier, we sp
Autor:
Hayeon Jeong, Daniel Saakes, Uichin Lee, Augusto Esteves, Eduardo Velloso, Andreas Bulling, Katsutoshi Masai, Yuta Sugiura, Masa Ogata, Kai Kunze, Masahiko Inami, Maki Sugimoto, Anura Rathnayake, Tilak Dias
Publikováno v:
Interactions. 23:8-11
Demos at UBICOMP 2015 provided researchers with an opportunity to present their latest cutting-edge research, but also early implementations, prototypes, work-in-progress systems, and commercial products. At UBICOMP, demos offer a chance for authors