Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Reem Song"'
Autor:
Kyu-Jin Choi, Reem Song, Chan-Jong Lee, Jeong-Bae Yoon, Dong-Yeol Yang, Seuk-Won Kang, Sangwook Nam, Byung-Sung Kim
Publikováno v:
IEEE Access, Vol 12, Pp 94632-94642 (2024)
This paper presents a Ka-band beam steering transmitter exploiting a coupled varactor loaded transmission line (VLTL) phase shifter and a CMOS transmitter chip with an integrated frequency multiplier. The short-coupled line couplers placed along a si
Externí odkaz:
https://doaj.org/article/fe0cdb7cfa124cbb87a8de0e9904c9e6
Autor:
Jae-Hyun Park, Taewoo Yu, Eun-Bin Kim, Seung-Yeon Kim, Reem Song, Sangwook Nam, Byung-Sung Kim
Publikováno v:
IEEE Access, Vol 11, Pp 141473-141484 (2023)
This work presents a high angular resolution radar system operating at 94 GHz, utilizing a 20-channel receiver (RXs) and a single-channel transmitter (TX) in 65-nm CMOS technology. The receiver consists of five subarray chips and each chip has four r
Externí odkaz:
https://doaj.org/article/ebbbd87ab6464a559b522e8a103fec2f
Autor:
Yunhyok Choi, Younsu Jung, Reem Song, Jinhwa Park, Sajjan Parajuli, Sagar Shrestha, Gyoujin Cho, Byung-Sung Kim
Publikováno v:
Nanomaterials, Vol 13, Iss 3, p 590 (2023)
The roll-to-roll (R2R) gravure process has the potential for manufacturing single-wall carbon nanotubes (SWCNT)-based thin film transistor (TFT) arrays on a flexible plastic substrate. A significant hurdle toward the commercialization of the R2R-prin
Externí odkaz:
https://doaj.org/article/7c381d2d482e41d3a855249b20c1c175
Autor:
Jun-Seong Kim, Hyun-Jin Kim, Mingeon Shin, Jae-Hyun Park, Oh-Yun Kwon, Reem Song, Sungho Lee, Sangwook Nam, Byung-Sung Kim
Publikováno v:
IEEE Access, Vol 8, Pp 213854-213865 (2020)
This work, for the first time to our best knowledge, presents a W-band multi-channel frequency-modulated continuous-wave (FMCW) radar system on low-cost FR-4 substrates. A center-fed patch array antenna on an FR-4 substrate can achieve a maximum gain
Externí odkaz:
https://doaj.org/article/0ddee7d231be43cb9dc0e74bf0a32627
Publikováno v:
IEEE Access, Vol 7, Pp 6746-6757 (2019)
This paper presents 77-GHz CMOS radar transmitter and receiver chips equipped with monopole feeders for use in frequency-modulated continuous-wave radar systems. The on-chip monopole feeder can feed not only the aperture of waveguides but also the sl
Externí odkaz:
https://doaj.org/article/6108cab9722d4e3bb3c265a0c9f823cd
Publikováno v:
The Journal of Korean Institute of Electromagnetic Engineering and Science. 33:880-885
Publikováno v:
The Journal of Korean Institute of Electromagnetic Engineering and Science. 31:990-993
Publikováno v:
The Journal of Korean Institute of Electromagnetic Engineering and Science. 31:986-989
Publikováno v:
IEEE Access, Vol 7, Pp 6746-6757 (2019)
This paper presents 77-GHz CMOS radar transmitter and receiver chips equipped with monopole feeders for use in frequency-modulated continuous-wave radar systems. The on-chip monopole feeder can feed not only the aperture of waveguides but also the sl
Publikováno v:
The Journal of Korean Institute of Electromagnetic Engineering and Science. 29:752-757