5.5 A quadrature relaxation oscillator with a process-induced frequency-error compensation loop. - Jahyun Koo 001; Kyoung-Sik Moon; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (ISSCC, 2017)

A Low-Power Wide Dynamic-Range Current Readout Circuit for Ion-Sensitive FET Sensors. - Hyunwoo Son; Hwasuk Cho; Jahyun Koo 001; Youngwoo Ji; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (IEEE Trans. Biomed. Circuits Syst., 2017)

A low-power wide dynamic-range current readout circuit for biosensors. - Hyunwoo Son; Hwasuk Cho; Jahyun Koo 001; Youngwoo Ji; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (ASP-DAC, 2018)

A 0.3-to-1.2V frequency-scalable fractional-N ADPLL with a speculative dual-referenced interpolating TDC. - Minseob Lee; Shinwoong Kim; Hwasuk Cho; Jahyun Koo 001; Kwang-Hee Choi; Jin-Hyeok Choi; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (ISSCC, 2018)

A 7.8Gb/s/pin 1.96pJ/b compact single-ended TRX and CDR with phase-difference modulation for highly reflective memory interfaces. - Sooeun Lee; Jaeyoung Seo; Kyunghyun Lim; Jaehyun Ko 001; Jae-Yoon Sim; Hong-June Park; Byungsub Kim (ISSCC, 2018)

A 143nW Glucose-Monitoring Smart Contact Lens IC with a Dual-Mode Transmitter for Wireless-Powered Backscattering and RF-Radiated Transmission Using a Single Loop Antenna. - Cheonhoo Jeon; Jahyun Koo 001; Kyongsu Lee; Su-Kyoung Kim; Sei Kwang Hahn; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (VLSI Circuits, 2019)

A Quadrature RC Oscillator With Noise Reduction by Voltage Swing Control. - Jahyun Koo 001; Byungsub Kim; Hong-June Park; Jae-Yoon Sim (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A Body Channel Communication Technique Utilizing Decision Feedback Equalization. - Ji-Hoon Lee; Jaehyun Ko 001; Kwangmin Kim; Minsoo Choi 002; Jae-Yoon Sim; Hong-June Park; Byungsub Kim (IEEE Access, 2020)

A Smart Contact Lens Controller IC Supporting Dual-Mode Telemetry With Wireless-Powered Backscattering LSK and EM-Radiated RF Transmission Using a Single-Loop Antenna. - Cheonhoo Jeon; Jahyun Koo 001; Kyongsu Lee; Minseob Lee; Su-Kyoung Kim; Sangbaie Shin; Sei Kwang Hahn; Jae-Yoon Sim (IEEE J. Solid State Circuits, 2020)

A 7.8 Gb/s/pin, 1.96 pJ/b Transceiver With Phase-Difference-Modulation Signaling for Highly Reflective Interconnects. - Sooeun Lee; Jaeyoung Seo; Kyunghyun Lim; Jahyun Koo 001; Jae-Yoon Sim; Hong-June Park; Byungsub Kim (IEEE Trans. Circuits Syst. I Regul. Pap., 2020)

A 7.8-Gb/s 2.9-pJ/b Single-Ended Receiver With 20-Tap DFE for Highly Reflective Channels. - Jaeyoung Seo; Jaehyun Ko 001; Kyunghyun Lim; Sooeun Lee; Jae-Yoon Sim; Hong-June Park; Byungsub Kim (IEEE Trans. Very Large Scale Integr. Syst., 2020)

A Study On Reliable High-Speed HBC Enhanced by ECC for Wearable Neural Interfaces. - Seungsik Moon; Jaehyun Ko 001; Byungsub Kim; Youngjoo Lee (AICAS, 2022)

A 50 Mb/s Full HBC TRX with Adaptive DFE and Variable-Interval 3x Oversampling CDR in 28nm CMOS Technology for A 75 cm Body Channel Moving at 0.75 Cycle/sec. - Jaehyun Ko 001; Iksu Jang; Chanho Kim; Jihoon Park; Changjae Moon; Sooeun Lee; Byungsub Kim (ESSCIRC, 2022)

Low-Noise Distributed RC Oscillator. - Jahyun Koo 001; Jae-Yoon Sim (IEEE Trans. Very Large Scale Integr. Syst., 2022)

Corrections to "Low-Noise Distributed RC Oscillator". - Jahyun Koo 001; Jae-Yoon Sim (IEEE Trans. Very Large Scale Integr. Syst., 2023)

A 9.6-nW Wake-Up Timer With RC-Referenced Subharmonic Locking Using Dual Leakage-Based Oscillators. - Jahyun Koo 001; Hyunwoo Son; Jae-Yoon Sim (IEEE Trans. Very Large Scale Integr. Syst., 2025)