S
Subin Choi
Researcher at Ulsan National Institute of Science and Technology
Publications - 6
Citations - 78
Subin Choi is an academic researcher from Ulsan National Institute of Science and Technology. The author has contributed to research in topics: Readout integrated circuit & Interface (computing). The author has an hindex of 3, co-authored 6 publications receiving 45 citations. Previous affiliations of Subin Choi include Samsung.
Papers
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Journal ArticleDOI
A Multisensor Mobile Interface for Industrial Environment and Healthcare Monitoring
Subin Choi,Dae Jung Kim,Yun Young Choi,Kyeonghwan Park,Sung-Woo Kim,Sung Hun Woo,Jae Joon Kim +6 more
TL;DR: An in-vehicle system prototype supporting combined monitoring services of air-quality and healthcare was integrated into a steering wheel cover and experimentally verified to provide real-time measurement of three environmental sensor signals and two healthcare physiological signals with the results displayed on a smartphone.
Journal ArticleDOI
An Energy-Efficient Multimode Multichannel Gas-Sensor System With Learning-Based Optimization and Self-Calibration Schemes
Kyeonghwan Park,Subin Choi,Hee Young Chae,Chan Sam Park,Seungwook Lee,Yeongjin Lim,Heungjoo Shin,Jae Joon Kim +7 more
TL;DR: This paper presents an energy-efficient intelligent multisensor system for hazardous gases, whose performance can be adaptively optimized through a multimode structure and a learning-based pattern recognition algorithm.
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A Three-Step Resolution-Reconfigurable Hazardous Multi-Gas Sensor Interface for Wireless Air-Quality Monitoring Applications
Subin Choi,Kyeonghwan Park,Seungwook Lee,Yeongjin Lim,Byungjoo Oh,Hee Young Chae,Chan Sam Park,Heungjoo Shin,Jae Joon Kim +8 more
TL;DR: A resolution-reconfigurable wide-range resistive sensor readout interface for wireless multi-gas monitoring applications that displays results on a smartphone that was manufactured and experimentally verified to detect a variety of hazardous gases.
Journal ArticleDOI
A Wide Dynamic Range Multi-Sensor ROIC for Portable Environmental Monitoring Systems With Two-Step Self-Optimization Schemes
Subin Choi,Chan Sam Park,Hee Young Chae,Byungjoo Oh,Jongmin Lee,Yeong Min Kwon,Jeong Min Baik,Heungjoo Shin,Jae Joon Kim +8 more
TL;DR: A wide-dynamic-range multi-sensor readout interface for portable environmental monitoring systems with two-step self-optimization schemes of adaptive range detection and coarse self-cancelation and range-based path control and current DAC-based correlated double sampling (CDS) for resistive sensing interfaces is presented.
Journal ArticleDOI
A Transformer-Based Reconfigurable Dual LC -Ring Structure for Multiband Programmable Frequency Generation
TL;DR: In this article, a transformer-based dual LC-ring structure was proposed to enable both multiphase signal generation and dual-mode operation of a transformer's coupling polarity.