Publications

2026

*Corresponding Author

• Jong-Hun Kim, Seung-Ju Lee, Seogyong Jeong, Mun-Jung Cho, Yeon-Woo Jeong, Min-Sik Kim, Myeong-Ho Kim, Dong-Chan Lee, Min-Gyu Jeong, Geon Kim, In-Hye Hur, Eun-Jae Ko, and Se-Un Shin* “A 6.78MHz Fractional-Resonance Full-Wave Current-Mode Wireless Receiver with Real-Time SAR-based Optimum Tracking and Power-Aware Division Control” IEEE Symposium on VLSI Circuits (VLSIC), Jun. 2026. [One of the Top Circuit Conferences]

• Sungmin Shin, Seongbin Kwon, Geonwoo Baek, Jongyeop Kim, Se-Un Shin, Franklin Bien "A Wireless Power and Full-duplex Data Transfer System Achieving 57.6% End-to-End Efficiency with 0X/1X Regulating Rectifier" IEEE International Symposium on Circuits and Systems (ISCAS), May. 2026. 

• Minseob Shim, Donghyun Kim, Jong-Hun Kim, Mingyu Kim, Yuyang Li, Ehab A. Hamed, Xiao Wu, Yimai Peng, Junwon Jeong, Wanyeong Jung, Yoonmyung Lee, Se-Un Shin, Yun-Jae Won, Inhee Lee, "Power Management Circuit Techniques for Miniature Biomedical Sensing Systems" IEEE Open Journal of the Solid-State Circuits Society  (OJ-SSCS).

• Mun-Jung Cho, Seung-Ju Lee, Youngsin Jo, Yeon-Woo Jeong, Jong-Hun Kim, Min-Sik Kim, Myeong-Ho Kim, Dong-Chan Lee, Geon Kim, Min-Gyu Jeong, and Se-Un Shin* "Q3-SIMO: A 93.4% Quad-Level Quad-Mode Single-Inductor Quad-Output Buck-Boost Converter with Seamless Mode Transition and Single Clock Control for Flexible 1.8-9V Inputs" IEEE Custom Integrated Circuits Conference (CICC), Apr. 2026. [One of the Top Circuit Conferences]

2025

• Jong-Hun Kim, Seung-Ju Lee, Seogyong Jeong, Yeon-Woo Jeong, Mun-Jung Cho, Hyuntak Jeon, Se-Un Shin* "A Real-Time Link-Adaptive Three-Dimensional Resonant Current-Mode Wireless Receiver with Self-Optimizing Control" IEEE Journal of Solid-State Circuit (JSSC). [Q1 / IF 5.6, Top Circuit Journal]

• Jun-Suk Lee, Kwang-Hyung Cha, Se-Un Shin, and Jee-Hoon Jung "Line-Frequency Noise Suppressor to Reduce Audible Noise in Induction Heating Systems" IEEE Energy Conversion Conference Congress and Exposition (ECCE), Oct. 2025. [Top Power Electronics Conference]

• Woojin Kim, Haejun Noh, Se-Un Shin*, Hyuntak Jeon* "High-Efficiency Wide-Bandwidth Boost Converter IC with Pulse-Skipped Switching and Gm-Boosted Compensation for Battery-Powered Portable Systems" Energies,  vol. 21, no. 18, pp. 5575, Oct. 2025.

• Yeon-Woo Jeong, Seung-Ju Lee, Jong-Hun Kim, Mun-Jung Cho, Min-Sik Kim, Myeong-Ho Kim, Hyun-Sik Kim, and Se-Un Shin* "A Fast Start-Up Dual Energy Harvesting IC with Battery-Independent Synchronous Accumulated Electric Charge Extraction (SAECE) Achieving 660% FoMavg for Piezoelectric Energy Harvesting" IEEE Asian Solid-state Circuits Conference (A-SSCC), Nov. 2025.

• Min-Sik Kim, Jong-Hun Kim, Seogyong Jeong, Seung-Ju Lee, Hyuntak Jeon, Se-Un Shin* "A Wide Load Range Output Capacitor-Less LDO with Load Tracking Zero Compensation for IoT Applications" IEEE Transactions on Industrial Electronics (TIE). [Q1 / IF 7.2, Top-tier Journal (JCR <10%)]

• Mun-Jung Cho, Seung-Ju Lee, Yeon-Woo Jeong, Jong-Hun Kim, Min-Sik Kim, Myeong-Ho Kim, Geon Kim, Min-Gyu Jeong, Dong-Chan Lee, and Se-Un Shin* "Dual-Output RF Energy Harvester with Adaptive Energy Buffering for Enhanced Power Availability Under Intermittent Input for PPG Sensors" IEEE International Symposium on Antennas and Propagation (ISAP), Oct. 2025.

• Mun-Jung Cho, Changsik Shin, Seung-Ju Lee, Jong-Hun Kim, Yeon-Woo Jeong, Min-Sik Kim, Myeong-Ho Kim, Hyuntak Jeon, Se-Un Shin* "A 90-260 VAC Isolated Offline Single-Stage Single-Transformer-Winding Multiple-Output (STWMO) RGBW LED Driver with <0.7% Current Variation and Dimmable Current-Regulated Error-Based Control" IEEE Symposium on VLSI Circuits (VLSIC), Jun. 2025. [One of the Top Circuit Conferences]

• Seung-Ju Lee, Yeon-Woo Jeong, Jong-Hun Kim, Mun-Jung Cho, Min-Sik Kim, Myeong-Ho Kim, Se-Un Shin* "A 94.1%-Efficiency Flying-Capacitor-Shared 2-Inductor 3-Level Boost Converter with Simultaneous VCF and IL Balance Achieving <0.92%-VCF and <0.22%-IL Error" IEEE Symposium on VLSI Circuits (VLSIC), Jun. 2025. [One of the Top Circuit Conferences]

• Jong-Hun Kim, Najam Ul Hassan, Seogyong Jeong, Myeong-Ho Kim, Min-Sik Kim, Jee-Hoon Jung, Byunghun Lee, Se-Un Shin* ''A Load-Independent Multi-Relays Wireless Power Transfer with Self-Regulation and Single Compensation Network" IEEE Applied Power Electronics Conference and Exposition (APEC), Mar. 2025. [Top Power Electronics Conference]

• Jong-Hun Kim, Seung-Ju Lee, Yeon-Woo Jeong, Mun-Jung Cho, Min-Sik Kim, Myeong-Ho Kim, Se-Un Shin* ''Programming-Free Three-Dimensional Resonant Current-Mode Wireless Receiver with Real-Time Link-Adaptivity and a 0.904 cm3 Receiver Coil for Implantable Systems" IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2025. [Top Circuit Conference, 반도체 올림픽]

2023

• Yeon-Woo Jeong, Seung-Ju Lee, Se-Un Shin* " A Scalable N-Step Equally Split SSHI Rectifier for Piezoelectric Energy Harvesting with Low-Q Inductor" IEEE Journal of Solid-State Circuits (JSSC), vol. 58, no. 12, pp. 3519-3529, Dec. 2023, invited paper from ISSCC. [Q1 / IF 5.4, Top Circuit Journal]

• Seung-Ju Lee, Yeon-Woo Jeong, Se-Un Shin* " A Three-Level Boost Converter with Fully State-Based Phase Selection Technique for High-Speed VCF Calibration and Smooth Mode Transition" IEEE Journal of Solid-State Circuits (JSSC), vol. 58, no. 12, pp. 3544-3554, Dec. 2023, invited paper from ISSCC. [Q1 / IF 5.4, Top Circuit Journal]

Before POSTECH

• Hwa-Soo Kim, Se-Un Shin* "A High Conversion Ratio DC-DC Boost Converter with Continuous Output Current Using Dual-Current Flows" Energies, vol. 16, no. 8, pp. 3603, Apr. 2023.

• Sang-Han Lee, Yeon-Woo Jeong, Sang-Jae Park, Se-Un Shin* "A Rectifier-Reusing Bias-Flip Energy Harvesting Interface Circuit with Adaptively Reconfigurable SC Converter for Wind-Driven Triboelectric Nanogenerator" IEEE Transactions on Industrial Electronics (TIE), vol. 70, no. 8, pp. 8022-8031, Aug. 2023. [Q1 / IF 8.162, Top-tier Journal (JCR <10%)]

• Yeon-Woo Jeong, Seung-Ju Lee, Jong-Hun Kim, Mun-Jung Cho, Hwa-Soo Kim, Se-Un Shin* ''A Scalable N-Step Equal Split SSHI Piezoelectric Energy Harvesting Circuit Achieving 1170% Power Extraction Improvement and 22nA Quiescent Current with a 1μH-to-10μH Low Q Inductor" IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2023. [Top Circuit Conference, 반도체 올림픽] 

• Seung-Ju Lee, Yeon-Woo Jeong, Mun-Jung Cho, Jong-Hun Kim, Hwa-Soo Kim, Jun-Suk Bang, Se-Un Shin* "A 95.3% 5V-to-32V Wide Range 3-Level Current Mode Boost Converter with Fully State-based Phase Selection Achieving Simultaneous High-Speed VCF Balancing and Smooth Transition" IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2023. [Top Circuit Conference, 반도체 올림픽]

• Hyuntak Jeon, Se-Un Shin* "A Power/Hardware Efficient SiPM Readout IC Embedded in a Boost Converter for Mobile Radiation Dosimeters", IEEE Transactions on Power Electronics (TPEL), vol. 38, no. 1, pp. 657-665, Jan. 2023. [Q1 / IF 5.967, Top Power Electronics Journal]

2022

• Gyeong-Gu Kang, Ji-Hun Lee, Se-Un Shin, Gyu-Hyeong Cho, and Hyun-Sik Kim, “A Boost-Oriented SIDO (BO-SIDO) Step-Up/Down DC-DC Converter Embedding Buck Conversion with an Energy-Balancing Capacitor,” IEEE Solid-State Circuits Letters (SSC-L). 2022. [L1]

• Seung-Ju Lee, Se-Un Shin* "A Voltage Mode PWM DC-DC Boost Converter with Adaptive Dead-time Generator for Solid-State Drives" Journal of Integrated Circuits and Systems (JICAS), VOL 8, No.3, July 2022.     

• Jong-Hun Kim, Najam ul Hassan, Seung-Ju Lee, Yeon-Woo Jung, Se-Un Shin*, "A Resonant Current-Mode Wireless Power Transfer for Implantable Medical Devices – An Overview", Biomedical Engineering Letters (BMEL), May 2022. 

• Gyeong-Gu Kang, Ji-Hun Lee, Se-Un Shin, Gyu-Hyeong Cho, and Hyun-Sik Kim, “A 5.6W-Power 96.6%-Efficiency Boost-Oriented SIDO Step-Up/Down DC-DC Converter Embedding Buck Conversion with an Energy-Balancing Capacitor,” IEEE Symposium on VLSI Circuits (VLSIC), Jun. 2022. [One of the Top Circuit Conferences]

• Chan-Ho Lee, Hyo-Jin Park, Joo-Mi Cho, Hyeon-Ji Choi, Su-Min Park, Esun Baik, Young-Ju Oh, Ho-Chan Ahn, Chan-Kyu Lee, Jeeyoung Shin, Se-Un Shin*, and Sung-Wan Hong, "An Input-Independent Loop Type-III Buck Converter with PSRR Improvement and EMI Suppression for Enhancing the Security of Edge Devices ", IEEE Transactions on Power Electronics (TPEL), vol. 37, no. 9, pp. 10070-10074, Mar. 2022. [Q1 / IF 5.967, Top Power Electronics Journal]

• Hyun-Su Lee, Jisan Ahn, Kyeongho Eom, Woojoong Jung, Seung-Ju Lee, Yeon-Woo Jeong, Se-Un Shin*, and Hyung-Min Lee, "A Power-Efficient Resonant Current Mode Receiver with Wide Input Range over Breakdown Voltages Using Automated Maximum Efficiency Control", IEEE Transactions on Power Electronics (TPEL), vol. 37, no. 7, pp. 8738-8750, Jul. 2022. [Q1 / IF 5.967, Top Power Electronics Journal]

2021

• Hyuntak Jeon, Injun Choi, Young-Han Kim, Se-Un Shin, Minkyu Je “A SiPM Readout IC Embedded in a Boost Converter for Mobile Dosimeters” IEEE Symposium on VLSI Circuits (VLSIC), pp. 1-2, Jun. 2021.  [One of the Top Circuit Conferences]

Before UNIST

• Woojoong Jung, Se-Un Shin*, Sung-Wan Hong, Sung-Min Yoo, Tae-Hwang Kong, Jun-Hyeok Yang, Sang-Ho Kim, Michael Choi, Jongshin Shin, and Hyung-Min Lee, "Dual-Path Three-Level Buck Converter with Loop-Free Autocalibration for Flying Capacitor Self-Balancing", IEEE Transactions on Power Electronics (TPEL), vol. 36, no. 1, pp. 51-55, Jan. 2021. [Q1 / IF 5.967, Top Power Electronics Journal]