Kyung-Sik Choi - researchr alias

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Viewing Publication 1 - 27 from 27

2024

17.6 Fully Integrated CMOS Ferrofluidic Biomolecular Processing Platform with On-Chip Droplet-Based Manipulation, Multiplexing and SensingDongwon Lee, Kyung-Sik Choi, Fuze Jiang, Hangxing Liu, Doohwan Jung, Ying Kong, Marco Saif, Zhikai Huang, Jing Wang, Hua Wang 0006. isscc 2024: 324-326 [doi]

2023

Reduction of Electrochemical Impedance Spectroscopy Measurement Time for Lithium-ion Batteries Based on Compressive SensingAkzhol Baktiyar, Young-Nam Lee, Min Jae Jung, Sang-Gug Lee, Kyung-Sik Choi. iecon 2023: 1-6 [doi]

A 250-GHz Wideband Direct-Conversion CMOS Receiver Adopting Baseband Equalized Low-Loss Resistive Passive MixerHyo-Ryeong Jeon, Byeonghun Yun, Ho-Keun Lee, Sang-Gug Lee 0001, Kyung-Sik Choi. tcasII, 70(10):3852-3856, October 2023. [doi]

Experimental Analysis for Fast Lithium Plating Detection in Voltage Relaxation Profile of Lithium-Ion BatteriesMin Jae Jung, Akzhol Baktiyar, Young-Nam Lee, Sang-Gug Lee, Taekyu Kang, Soo-Youn Park, Juhyun Song, Kyung-Sik Choi. iecon 2023: 1-6 [doi]

A -124-dBm Sensitivity Interference-Resilient Direct-Conversion Duty-Cycled Wake-Up Receiver Achieving 0.114 mW at 1.966-s Wake-Up LatencyKeun-Mok Kim, Kyung-Sik Choi, Hyunki Jung, Byeonghun Yun, Jinglong Xu, Jinho Ko, Sang-Gug Lee 0001. jssc, 58(6):1667-1680, 2023. [doi]

Fast-settling Onboard Electrochemical Impedance Spectroscopy System Adopting Quasi-linear-phase Band-pass FilterYoung-Nam Lee, Kyung-Sik Choi, Seong Won Jo, Gul Rahim, Kyeongha Kwon, Sang-Gug Lee 0001. i2mtc 2023: 1-6 [doi]

Fast-Settling Onboard Electrochemical Impedance Spectroscopy System Adopting Two-Stage Hilbert TransformYoung-Nam Lee, Min Jae Jung, Seong Won Jo, Gul Rahim, Sang-Gug Lee 0001, Kyung-Sik Choi. iecon 2023: 1-6 [doi]

A 137-GHz Ultra-Wide Bandwidth High-Linearity CMOS Distributed Amplifier for High-Speed CommunicationDongwon Lee, Jeongsoo Park 0006, Kyung-Sik Choi, Yuqi Liu, Hua Wang 0006. esscirc 2023: 73-76 [doi]

A Multi-Functional CMOS Biosensor Array With On-Chip DEP-Assisted Sensing for Rapid Low-Concentration Analyte Detection and Close-Loop Particle Manipulation With No External ElectrodesDongwon Lee, Doohwan Jung, Fuze Jiang, Gregory Villiam Junek, Jongseok Park, Hangxing Liu, Ying Kong, Adam Y. Wang, Youngin Kim, Kyung-Sik Choi, Jing Wang, Hua Wang 0006. tbcas, 17(6):1214-1226, December 2023. [doi]

2022

A 915 MHz IoT Transmitter Employing Frequency Tripler and Digitally Controlled Duty-Cycle/Phase CalibrationKyung-Sik Choi, Keun-Mok Kim, Jinho Ko, Sang-Gug Lee 0001. jssc, 57(11):3336-3347, 2022. [doi]

A 0.3-to-1-GHz IoT Transmitter Employing Pseudo-Randomized Phase Switching Modulator and Single-Supply Class-G Harmonic Rejection PAKyung-Sik Choi, Jinho Ko, Keun-Mok Kim, Jusung Kim, Sang-Gug Lee. jssc, 57(3):892-905, 2022. [doi]

A Fully Integrated 490-GHz CMOS Receiver Adopting Dual-Locking Receiver-Based FLLKyung-Sik Choi, Keun-Mok Kim, Dzuhri Radityo Utomo, In-Young Lee, Sang-Gug Lee. jssc, 57(9):2626-2639, 2022. [doi]

CMOS Fractional-N Frequency Synthesizer for UHF RFID Reader Applications With Transformer-Based ISF Manipulation VCOHyunki Jung, Kyung-Sik Choi, Keun-Mok Kim, Daehoon Jo, Jaeheon Lee, Jusung Kim, Jinho Ko, Sang-Gug Lee. tcasII, 69(10):4083-4087, 2022. [doi]

An LPWAN Radio with a Reconfigurable Data/Duty-Cycled-Wake-Up ReceiverKeun-Mok Kim, Kyung-Sik Choi, Hyunki Jung, Byeonghun Yun, Subin Kim, Wonkab Oh, Eui-Soo Lee, Sujin Park, Eui-Rim Jeong, Jinho Ko, Sang-Gug Lee. isscc 2022: 404-406 [doi]

2021

A Single-Supply Single-Core Inverse Class-D Digital Power Amplifier with Enhanced Power Back-Off Efficiency Adopting Output Power Scaling TechniqueKyung-Sik Choi, Jinho Ko, Sang-Gug Lee. vlsic 2021: 1-2 [doi]

0.6 V 8.1/0.2µW Ultra-Low-Power Logarithmic Power Detectors Employing Subthreshold MOS TransistorsKeun-Mok Kim, Hyun-Gi Seok, Jeong-Il Seo, Kyung-Sik Choi, Sang-Gug Lee. asscc 2021: 1-3 [doi]

A Low-Noise and Fast-Settling UHF RFID Receiver With Digitally Controlled Leakage CancellationSubin Kim, Kyung-Sik Choi, Keun-Mok Kim, Jinho Ko, Jusung Kim, Sang-Gug Lee. tcasII, 68(8):2810-2814, 2021. [doi]

A -123-dBm Sensitivity Split-Channel BFSK Reconfigurable Data/Wake-Up Receiver for Low-Power Wide-Area NetworksKeun-Mok Kim, Hyun-Gi Seok, Oh-Yong Jung, Kyung-Sik Choi, Byeonghun Yun, Subin Kim, Wonkab Oh, Eui-Rim Jeong, Jinho Ko, Sang-Gug Lee. jssc, 56(9):2656-2667, 2021. [doi]

A Sub-nW Single-Supply 32-kHz Sub-Harmonic Pulse Injection Crystal OscillatorKeun-Mok Kim, Subin Kim, Kyung-Sik Choi, Hyunki Jung, Jinho Ko, Sang-Gug Lee. jssc, 56(6):1849-1858, 2021. [doi]

245/243GHz, 9.2/10.5dBm Saturated Output Power, 4.6/2.8% PAE, and 28/26dB Gain Power Amplifiers in 65nm CMOS Adopting 2-and 4-way Power CombiningByeonghun Yun, Dae-Woong Park, Kyung-Sik Choi, Ho-Jin Song, Sang-Gug Lee. asscc 2021: 1-3 [doi]

2020

29.7 A 490GHz 32mW Fully Integrated CMOS Receiver Adopting Dual-Locking FLLKyung-Sik Choi, Dzuhri Radityo Utomo, Keun-Mok Kim, Byeonghun Yun, Sang-Gug Lee, In-Young Lee. isscc 2020: 452-454 [doi]

A 5 dBm 30.6% Efficiency 915 MHz Transmitter with $210\ \mu \mathrm{W}$ ULP PLL Employing Frequency Tripler and Digitally Controlled Duty/Phase Calibration BufferKyung-Sik Choi, Keun-Mok Kim, Jinho Ko, Sang-Gug Lee. asscc 2020: 1-4 [doi]

2019

A 915 MHz, 499 μW, -99 dBm, and 100 kbps BFSK Direct Conversion ReceiverKeun-Mok Kim, Eui-Rim Jeong, Kyung-Sik Choi, Subin Kim, Byeonghun Yun, Hyunki Jung, Wonkab Oh, Jinho Ko, Sang-Gug Lee. esscirc 2019: 209-212 [doi]

2011

An Enhanced Formation of Multi-robot Based on A* Algorithm for Data Relay TransmissionZhiguang Xu, Kyung-Sik Choi, Yoon-Gu Kim, Jinung An, Suk-Gyu Lee. swarm 2011: 91-98 [doi]

2010

Enhanced Mapping of Multi-robot Using Distortion Reducing Filter Based SIFTKyung-Sik Choi, Yoon-Gu Kim, Jinung An, Suk-Gyu Lee. swarm 2010: 651-658 [doi]

Object Recognition of a Mobile Robot Based on SIFT with De-speckle FilteringZhiguang Xu, Kyung-Sik Choi, Yanyan Dai, Suk-Gyu Lee. swarm 2010: 398-405 [doi]

2009

Hybrid Filter Based Simultaneous Localization and Mapping for a Mobile RobotKyung-Sik Choi, Bong-Keun Song, Suk-Gyu Lee. isnn 2009: 257-266 [doi]

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