Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Hui-Dong Gwon"'
Publikováno v:
IEEE Journal of Solid-State Circuits. 57:2462-2473
Autor:
Sang-Won Kim, Hui-Dong Gwon, Kye-Seok Yoon, In-Kui Cho, Sang-Han Lee, Sung-Wan Hong, Jun-Suk Bang, Gyu-Hyeong Cho
Publikováno v:
IEEE Transactions on Industrial Electronics. 66:8860-8865
In this paper, a resonant current-mode receiver is studied to charge low-voltage batteries wirelessly for supplying medical implantable systems. To increase efficiency, the root-mean-square (rms) current in the LC tank of the receiver (RX) is reduced
Autor:
Hui-Dong Gwon, Takashi Kanemura, Tetsuhiro Kodani, Kwan-Young Han, Dong-Kyu Kim, Gyu-Hyeong Cho, Hyun-Sik Kim, Min-Woo Kim
Publikováno v:
IEEE Sensors Journal. 18:5863-5875
A force-touch (z-axis) sensor for display applications has attracted considerable attention. The z-axis sensing layer can be realized by a transparent piezoelectric thin film due to its superior characteristics, such as thinness, flexibility, and an
Autor:
Gyu-Hyeong Cho, Min-Woo Kim, Kye-Seok Yoon, Se-Hong Park, Min-Yong Jung, Sung-Wan Hong, Jun-Suk Bang, Sang-Han Lee, Sang-Hui Park, Hui-Dong Gwon
Publikováno v:
IEEE Transactions on Power Electronics. 33:2815-2819
This letter presents a 2-phase 3-level (2P3L) envelope tracking supply modulator (ETSM) for a long-term evolution 20 MHz (LTE20) radio frequency power amplifier as a solution for the ET system. This 2P3L ETSM that is composed of only switching conver
Autor:
Jun-Suk Bang, Sung-Wan Hong, Yeunhee Huh, Hui-Dong Gwon, Sung-soo Park, Gyu-Hyeong Cho, Sung-Won Choi, Se-Un Shin, Yong-Min Ju, Changbyung Park, Sang-Hui Park, Ji-Hun Lee, Hongsuk Shin
Publikováno v:
2017 Symposium on VLSI Circuits.
This paper presents a high SNR self-capacitance sensing 3D hover sensor that does not use panel offset cancelation blocks. Not only reducing noise components, but increasing the signal components together, this paper achieved a high SNR performance w
5.2 An 8Ω 10W 91%-power-efficiency 0.0023%-THD+N multi-level Class-D audio amplifier with folded PWM
Autor:
Gibbeum Lee, Gyu-Hyeong Cho, Jun-Suk Bang, Hyeon-Min Bae, Yeunhee Huh, Hui-Dong Gwon, Ki-Duk Kim, Homin Park, Kye-Seok Yoon, Yong-Min Ju, Sang-Hui Park, Ji-Hun Lee, Jong-Beom Baek
Publikováno v:
ISSCC
As the portable device market tries to enhance user experience, high-power audio systems with boosted supply voltage have been the main design focus recently. Several past works have addressed issues related to boosted supply voltages [1,2]. Neverthe
Publikováno v:
IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 22:2181-2191
This paper presents a 65-nm CMOS low-dropout (LDO) regulator employing a super gain amplifier (SGA) and differential feed-forward noise cancellation to maximize the power supply rejection (PSR). The SGA in the error amplifier is augmented by a positi
Autor:
Gyu-Hyeong Cho, Min-Yong Jeong, Sung-Wan Hong, Seung-Tak Ryu, Sukhwan Choi, Hui-Dong Gwon, Jong-Pil Im, Young-Sub Yuk, Si Duk Sung, Seungchul Jung, Jun-Han Choi, Tae-Hwang Kong
Publikováno v:
ISSCC
Energy harvesting is one of the key technologies used to realize self-sustaining systems such as wireless sensor networks and health-care devices. Much research on circuit design has been conducted to extract as much energy as possible from transduce