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Hyeon-Ji Choi

Observed names: H.-C. CHOI, H.-C. Choi, Hyeon-ji Choi
Institution: Sogang University
ORCID: 0000-0002-5038-9806
Observed ORCID: 0000-0002-5038-9806
OpenAlex ID: A5091913411
8.7 A 92.7% Peak Efficiency 12V-to-60V Input to 1.2V Output Hybrid DC-DC Converter Based on a Series-Parallel-Connected Switched Capacitor
2024 · Hyeon-Ji Choi, Chan-Ho Lee, et al. · Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference · 14
An Ultra-Low Power Soft-Switching Self-Oscillating SIMO Converter for Implantable Stimulation Systems
2023 · Hyeon-Ji Choi, Chisung Bae, et al. · IEEE Transactions on Industrial Electronics · 11
An Input-Independent Loop Type-III Buck Converter With PSRR Improvement and EMI Suppression for Enhancing the Security of Edge Devices
2022 · Chan-Ho Lee, Hyo-Jin Park, et al. · IEEE Transactions on Power Electronics · 10
An Output Capacitor-less Low-dropout Regulator using a Wide-range Single-stage Gain-boosted Error Amplifier and a Frequency-dependent Buffer with a Total Compensation Capacitance of 2.5 pF in 0.5 µm CMOS
2021 · Hyeon-Ji Choi, Joo-Mi Cho, et al. · IEEE Asian Solid-State Circuits Conference (A-SSCC) · 8
A Simultaneous Energy Transferring SIBO Converter Achieving Low Ripple and High Efficiency for AMOLED Applications
2023 · Hyo-Jin Park, Joo-Mi Cho, et al. · IEEE Journal of Solid-State Circuits · 5
Calibration-free 14b 70MS/s 0.13 µm CMOS pipeline A/D converters based on high-matching 3D symmetric capacitors
2007 · K.-H. Lee, H.-C. Choi, et al. · Electronics Letters · 5
A 2 A Maximum Load Current Capable 0-to-1 μF Off-chip Capacitor N-type LDO using Dual Dynamic Negative Feedback Loop and an Improved Error Amplifier
2023 · Ho-Chan Ahn, Joo-Mi Cho, et al. · European Solid-State Circuits Conference (ESSCIRC) · 4
96.48% Peak-Efficiency Continuous-Current Step-Up Battery Charger (CC-SUBC) with Dual Energy-Harvesting Sources for Automotive Application
2023 · Hyo-Jin Park, Joo-Mi Cho, et al. · IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) · 4
2,771% Triple-Source Ground-Symmetric Pile-Up Resonant Energy Harvester
2025 · Joo-Mi Cho, Hyeon-Ji Choi, et al. · IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) · 3
A High Slew-rate Wide-range Capacitive Load Driving Buffer Amplifier with Correlated Dual Positive Feedback Loops
2022 · young-Ju Oh, Hyo-Jin Park, et al. · International SoC Design Conference · 2
26.6 a 92.4%-Peak-Efficiency 48V to 0.8-to-1.6V Hybrid Converter with Inductor-Interleaved Fibonacci Switched-Capacitor
2026 · Hyun-Woo Jeong, Chan-Ho Lee, et al. · Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference · 1
A 12 b 200 kS/s 0.52 mA 0.47 mm2 Algorithmic A/D Converter for MEMS Applications
2008 · Y.-J. KIM, H.-C. CHOI, et al. · IEICE Transactions on Electronics · 1
A 94.8%-Peak-Efficiency Double Step-Up SIBO Converter Achieving 88% Output Ripple Reduction for AMOLED Display
2026 · Hyeon-Ji Choi, Joo-Mi Cho, et al. · Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference
A 0-to- 10μF Off-Chip Output Capacitor-Scalable Boost Converter Achieving 96.68% Peak Efficiency
2025 · Hyeon-Ji Choi, Joo-Mi Cho, et al. · IEEE Solid-State Circuits Letters
Improvement of Air Cooling System through Analysis of Heat Generation Characteristics of Power Transducer Module in Electric Vehicle Hyper Charger
2023 · Tae-Seok Cho, Mok-Ryang Cho, et al. · Journal of the Korea Academia-Industrial cooperation Society
A 1V 20.7μW Four-Stage Amplifier Capable of Driving a 4-to-12nF Capacitive Load with >1.07MHz GBW with an Improved Active Zero
2023 · Chan-Ho Lee, Hyo-Jin Park, et al. · IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)
Comparison of balance and Muscle Activity of Normal Male and Female in squats Exercise According to Knee Joint Angle
2019 · Jun-Hyeok Park, Dae-ho Yoon, et al. · Medico-Legal Update
Works count: 17
Citation count: 68
H-index: 5
I10-index: 3
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