Search Results - "Hui-Dong Gwon"

A 0.5-1 V, −68 dB Power Supply Rejection Capacitorless Analog LDO Using Voltage-to-Time Conversion in 28-nm CMOS by Jang, Jun-Hwan, Gwon, Hui-Dong, Kong, Tae-Hwang, Yang, Jun-Hyeok, Choi, Byong-Deok

“…This article proposes an analog low-dropout (LDO) regulator using the voltage-to-time conversion technique to achieve high power-supply-rejection (PSR) at low…”
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Voltage-Boosted Current-Mode Wireless Power Receiver for Directly Charging a Low-Voltage Battery in Implantable Medical Systems by Lee, Sang-Han, Bang, Jun-Suk, Yoon, Kye-Seok, Gwon, Hui-Dong, Kim, Sang-Won, Cho, In-Kui, Hong, Sung-Wan, Cho, Gyu-Hyeong

“…In this paper, a resonant current-mode receiver is studied to charge low-voltage batteries wirelessly for supplying medical implantable systems. To increase…”
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PSR Enhancement Through Super Gain Boosting and Differential Feed-Forward Noise Cancellation in a 65-nm CMOS LDO Regulator by Yuk, Young-Sub, Jung, Seungchul, Kim, Chul, Gwon, Hui-Dong, Choi, Sukhwan, Cho, Gyu-Hyeong

“…This paper presents a 65-nm CMOS low-dropout (LDO) regulator employing a super gain amplifier (SGA) and differential feed-forward noise cancellation to…”
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2-Phase 3-Level ETSM With Mismatch-Free Duty Cycles Achieving 88.6% Peak Efficiency for a 20-MHz LTE RF Power Amplifier by Gwon, Hui-Dong, Bang, Jun-Suk, Yoon, Kye-Seok, Park, Se-Hong, Park, Sang-Hui, Jung, Min-Yong, Lee, Sang-Han, Kim, Min-Woo, Hong, Sung-Wan, Cho, Gyu-Hyeong

“…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…”
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Thermal-Variation Insensitive Force-Touch Sensing System Using Transparent Piezoelectric Thin-Film by Min-Woo Kim, Dong-Kyu Kim, Kodani, Tetsuhiro, Kanemura, Takashi, Hui-Dong Gwon, Gyu-Hyeong Cho, Kwan-Young Han, Hyun-Sik Kim

“…A force-touch (z-axis) sensor for display applications has attracted considerable attention. The z-axis sensing layer can be realized by a transparent…”
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A 0.5-1-V Time-Voltage Hybrid Domain Dual-Loop Analog LDO With Wide-Bandwidth High PSR in 28 nm by Jang, Jun-Hwan, Gwon, Hui-Dong, Yoo, Sungmin, Yang, Jun-Hyeok, Choi, Byong-Deok

“…This article presents a time and voltage hybrid domain (HD) nested dual-loop analog low-dropout (LDO) regulator that achieves both wide-frequency-range high…”
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5.2 An 8Ω 10W 91%-power-efficiency 0.0023%-THD+N multi-level Class-D audio amplifier with folded PWM by Ji-Hun Lee, Jun-Suk Bang, Ki-Duk Kim, Hui-Dong Gwon, Sang-Hui Park, Yeunhee Huh, Kye-Seok Yoon, Jong-Beom Baek, Yong-Min Ju, Gibbeum Lee, Homin Park, Hyeon-Min Bae, Gyu-Hyeong Cho

“…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…”
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23.5 An energy pile-up resonance circuit extracting maximum 422% energy from piezoelectric material in a dual-source energy-harvesting interface by Young-Sub Yuk, Seungchul Jung, Hui-Dong Gwon, Sukhwan Choi, Si Duk Sung, Tae-Hwang Kong, Sung-Wan Hong, Jun-Han Choi, Min-Yong Jeong, Jong-Pil Im, Seung-Tak Ryu, Gyu-Hyeong Cho

“…Energy harvesting is one of the key technologies used to realize self-sustaining systems such as wireless sensor networks and health-care devices. Much…”
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A 10.1" 56-channel, 183 uW/electrode, 0.73 mm2/sensor high SNR 3D hover sensor based on enhanced signal refining and fine error calibrating techniques by Yeunhee Huh, Sung-Wan Hong, Sang-Hui Park, Jun-Suk Bang, Changbyung Park, Sungsoo Park, Hui-Dong Gwon, Se-Un Shin, Hongsuk Shin, Sung-Won Choi, Yong-Min Ju, Ji-Hun Lee, Gyu-Hyeong Cho

“…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,…”
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