| 72 dB SNR, 240 Hz frame rate readout IC with differential continuous-mode parallel architecture for larger touch-screen panel applications S Heo, H Ma, J Song, K Park, EH Choi, JJ Kim, F Bien IEEE Transactions on Circuits and Systems I: Regular Papers 63 (7), 960-971, 2016 | 28 | 2016 |
| A 6.78 MHz, 95.0% peak efficiency monolithic two-dimensional calibrated active rectifier for wirelessly powered implantable biomedical devices G Namgoong, E Choi, W Park, B Lee, H Park, H Ma, F Bien IEEE Transactions on Biomedical Circuits and Systems 15 (3), 509-521, 2021 | 23 | 2021 |
| Instantaneous power consuming level shifter for improving power conversion efficiency of buck converter H Ma, G Namgoong, E Choi, F Bien IEEE Transactions on Circuits and Systems II: Express Briefs 66 (7), 1207-1211, 2018 | 13 | 2018 |
| Differential coded multiple signaling method with fully differential receiver for mutual capacitive fingerprint TSP S Heo, K Park, EH Choi, F Bien IEEE Transactions on Circuits and Systems I: Regular Papers 67 (1), 74-85, 2019 | 12 | 2019 |
| 3–12-V wide input range adaptive delay compensated active rectifier for 6.78-MHz loosely coupled wireless power transfer system G Namgoong, E Choi, W Park, B Lee, H Park, H Ma, F Bien IEEE Transactions on Circuits and Systems I: Regular Papers 68 (6), 2702-2713, 2021 | 10 | 2021 |
| A 1.4 mW to 119mW, wide output power range energy harvesting system with 2-D fast MPPT based on HC for 1k to 50k illuminated solar cell E Choi, G Namgoong, W Park, J Kim, S Kim, B Lee, F Bien IEEE Transactions on Circuits and Systems II: Express Briefs 69 (11), 4389-4393, 2022 | 8 | 2022 |
| A 94% peak efficiency dual mode buck converter with fully integrated on-time-based mode control for implantable medical devices W Park, G Namgoong, E Choi, B Lee, H Park, H Ma, F Bien IEEE Transactions on Circuits and Systems II: Express Briefs 69 (11), 4458-4462, 2022 | 7 | 2022 |
| Improved SNR, on-chip differentially modulated TISM signaling in HV DMOS process for mutual capacitance fingerprint sensor EH Choi, SM Kim, KM Park, F Bien, H Kim 2018 IEEE International Symposium on Circuits and Systems (ISCAS), 1-4, 2018 | 7 | 2018 |
| Fast maximum power point tracking technique with 4-bits/cycle SAR ADC for photovoltaic energy harvesting system E Choi, J Kim, T Lee, G Namgoong, F Bien 2020 IEEE Wireless Power Transfer Conference (WPTC), 163-165, 2020 | 5 | 2020 |
| − 11 to 7 dBm Power Range, Triple Band RF Energy Harvesting System With 99.9% Peak Tracking Efficiency and Improved PCE E Choi, G Namgoong, W Park, S Kim, J Kim, B Lee, F Bien IEEE Transactions on Circuits and Systems I: Regular Papers 69 (12), 5059-5071, 2022 | 4 | 2022 |
| An On-/Off-Time Sensing-Based Load-Adaptive Mode Control of Triple Mode Buck Converter for Implantable Medical Devices W Park, G Namgoong, E Choi, F Bien IEEE Transactions on Biomedical Circuits and Systems 17 (3), 585-597, 2023 | 2 | 2023 |
| A 32-dB SNR readout IC with 20-Vpp Tx using on-chip DM-TISM in HV BCD process for mutual-capacitive fingerprint sensor E Choi, S Kim, K Park, S Heo, H Ma, G Namgoong, H Kim, F Bien IEEE Transactions on Circuits and Systems II: Express Briefs 67 (7), 1224-1228, 2019 | 2 | 2019 |
| A low-offset, low-noise, fully differential receiver with a differential signaling method for fingerprint mutual capacitive touch screen S Heo, J Song, K Park, E Choi, SM Kim, F Bien 2017 International SoC Design Conference (ISOCC), 166-167, 2017 | 2 | 2017 |
| A 200 atto farad capacitance sensing with a differential signaling method for a mutual capacitive finger-print sensors S Heo, H Ma, J Song, K Park, E Choi, F Bien 2016 IEEE International Conference on Consumer Electronics-Asia (ICCE-Asia), 1-4, 2016 | 1 | 2016 |
| Touch panel providing driving signals with reduced offsets WS Park, SM Kim, YH Kim, IN Kim, KM Park, B Franklin, JH Song, ... US Patent 10,877,617, 2020 | | 2020 |
| Bootstrap capacitorless DCM VOT buck converter with dead‐time‐based off‐time calibration for magnetic resonance wireless power transfer H Ma, G Namgoong, E Choi, W Park, B Lee, H Jang, K Park, K Na, F Bien IET Power Electronics 13 (9), 1787-1796, 2020 | | 2020 |
| A 20V Driving Signal Generator utilizing Open-loop Class D Amplifier for Mutual Capacitive Fingerprint Sensor in 0.25-um BCDMOS Technology E Choi, K Park, F Bien IEIE & IEEE, 2017 | | 2017 |
| The Transmit Method for Fingerprint sensing using Differential Pulse in Mutual Capacitance Touch Screen Panel for improving security of computer information SM Kim, EH Choi, NY Ko, F Bien Journal of the Institute of Electronics and Information Engineers 54 (7), 55-60, 2017 | | 2017 |
