Hojong Choi - RankMe

38 papers Journal 37Unranked 1

Year	Rank	Type	Title / Venue / Authors
2024	J	`jnl`	Design of Preamplifier for Ultrasound Transducers. Sensors Hojong Choi
2023	J	`jnl`	A Doherty Power Amplifier for Ultrasound Instrumentation. Sensors Hojong Choi
2023	J	`jnl`	An Inverse Class-E Power Amplifier for Ultrasound Transducer. Sensors Hojong Choi
2023	J	`jnl`	Harmonic-Reduced Bias Circuit for Ultrasound Transducers. Sensors Hojong Choi
2022	J	`jnl`	A Mathematically Generated Noise Technique for Ultrasound Systems. Sensors Hojong Choi, Seunghyeok Shin
2022	J	`jnl`	A Novel Quick-Response Eigenface Analysis Scheme for Brain-Computer Interfaces. Sensors Hojong Choi, Junghun Park, Yeon-Mo Yang
2022	J	`jnl`	Fully Customized Photoacoustic System Using Doubly Q-Switched Nd: YAG Laser and Multiple Axes Stages for Laboratory Applications. Sensors Unsang Jung, Jin Hyuck Choi, Han Tae Choo, Gyu Ug Kim, Jaemyung Ryu, Hojong Choi
2022	J	`jnl`	Hexagonal Stimulation Digital Controller Design and Verification for Wireless Subretinal Implant Device. Sensors Wajahat H. Abbasi, Hojong Choi, Jungsuk Kim
2022	J	`jnl`	Low-Area Four-Channel Controlled Dielectric Breakdown System Design for Point-of-Care Applications. Sensors Jonggi Hong, Yeonji Oh, Hojong Choi, Jungsuk Kim
2022	J	`jnl`	Pre-Matching Circuit for High-Frequency Ultrasound Transducers. Sensors Hojong Choi
2022	J	`jnl`	Whitening Technique Based on Gram-Schmidt Orthogonalization for Motor Imagery Classification of Brain-Computer Interface Applications. Sensors Hojong Choi, Junghun Park, Yeon-Mo Yang
2021	J	`jnl`	A New Approach to Power Efficiency Improvement of Ultrasonic Transmitters via a Dynamic Bias Technique. Sensors KyeongJin Kim, Hojong Choi
2021	J	`jnl`	Ambient Light Rejection Integrated Circuit for Autonomous Adaptation on a Sub-Retinal Prosthetic System. Sensors Hosung Kang, Hojong Choi, Jungsuk Kim
2021	J	`jnl`	Novel Bandwidth Expander Supported Power Amplifier for Wideband Ultrasound Transducer Devices. Sensors KyeongJin Kim, Hojong Choi
2021	J	`jnl`	Printed Circuit Board Defect Detection Using Deep Learning via A Skip-Connected Convolutional Autoencoder. Sensors Jungsuk Kim, Jungbeom Ko, Hojong Choi, Hyunchul Kim
2021	J	`jnl`	Simultaneous Acquisition of Ultrasound and Gamma Signals with a Single-Channel Readout. Sensors Muhammad Nasir Ullah, Yuseung Park, Gyeong Beom Kim, Chanho Kim, Chansun Park, Hojong Choi, Jung-Yeol Yeom
2020	J	`jnl`	A CMOS Image Sensor with a Novel Passive Pixel Array and High Precision Current Amplifier for a Compact Digital X-ray Detector. J. Medical Imaging Health Informatics Jimin Cheon, Dongmyung Lee, Hojong Choi
2020	J	`jnl`	A Class-J Power Amplifier Implementation for Ultrasound Device Applications. Sensors Kiheum You, Seung-Hwan Kim, Hojong Choi
2020	J	`jnl`	Development of an Accurate Resonant Frequency Controlled Wire Ultrasound Surgical Instrument. Sensors Jungsuk Kim, KyeongJin Kim, Sun-Ho Choe, Hojong Choi
2020	J	`jnl`	Inter-Stage Output Voltage Amplitude Improvement Circuit Integrated with Class-B Transmit Voltage Amplifier for Mobile Ultrasound Machines. Sensors Kiheum You, Hojong Choi
2020	J	`jnl`	Post-Voltage-Boost Circuit-Supported Single-Ended Class-B Amplifier for Piezoelectric Transducer Applications. Sensors Jungsuk Kim, Kiheum You, Hojong Choi
2020	J	`jnl`	Wide Bandwidth Class-S Power Amplifiers for Ultrasonic Devices. Sensors Kiheum You, Hojong Choi
2020	J	`jnl`	Wireless Ultrasound Surgical System with Enhanced Power and Amplitude Performances. Sensors Jungsuk Kim, Kiheum You, Sun-Ho Choe, Hojong Choi
2019	J	`jnl`	A Macro Lens-Based Optical System Design for Phototherapeutic Instrumentation. Sensors Hojong Choi, Se-woon Choe, Jaemyung Ryu
2019	J	`jnl`	Acoustic Stimulation by Shunt-Diode Pre-Linearizer Using Very High Frequency Piezoelectric Transducer for Cancer Therapeutics. Sensors Hojong Choi, Se-woon Choe
2019	J	`jnl`	Class-C Linearized Amplifier for Portable Ultrasound Instruments. Sensors Hojong Choi
2019	J	`jnl`	Image Formation Technique Using Advanced Matrix Pattern in Fourier Transform for Medical Ultrasound Machine. J. Medical Imaging Health Informatics Seunghyeok Shin, Hojong Choi
2019	J	`jnl`	Prelinearized Class-B Power Amplifier for Piezoelectric Transducers and Portable Ultrasound Systems. Sensors Hojong Choi
2019	J	`jnl`	Stacked Transistor Bias Circuit of Class-B Amplifier for Portable Ultrasound Systems. Sensors Hojong Choi
2018	J	`jnl`	Development of a Multiwavelength Visible-Range-Supported Opto-Ultrasound Instrument Using a Light-Emitting Diode and Ultrasound Transducer. Sensors Hojong Choi, Jung-Yeol Yeom, Jaemyung Ryu
2018	J	`jnl`	Suppression Technique of HeLa Cell Proliferation Using Ultrasonic Power Amplifiers Integrated with a Series-Diode Linearizer. Sensors Se-woon Choe, Hojong Choi
2018	J	`jnl`	Therapeutic Effect Enhancement by Dual-Bias High-Voltage Circuit of Transmit Amplifier for Immersion Ultrasound Transducer Applications. Sensors Hojong Choi, Se-woon Choe
2017	J	`jnl`	Bias-Voltage Stabilizer for HVHF Amplifiers in VHF Pulse-Echo Measurement Systems. Sensors Hojong Choi, Chulwoo Park, Jungsuk Kim, Hayong Jung
2017	J	`jnl`	Development of a Double-Gauss Lens Based Setup for Optoacoustic Applications. Sensors Hojong Choi, Jaemyung Ryu, Jung-Yeol Yeom
2017	J	`jnl`	Power MOSFET Linearizer of a High-Voltage Power Amplifier for High-Frequency Pulse-Echo Instrumentation. Sensors Hojong Choi, Park Chul Woo, Jung-Yeol Yeom, Changhan Yoon
2016	J	`jnl`	A Novel Fisheye-Lens-Based Photoacoustic System. Sensors Hojong Choi, Jaemyung Ryu, Jungsuk Kim
2015	—	`conf`	Parallel dynamic subcarrier and time allocation protocol for long-reach OFDMA-PONs. ICC Wansu Lim, Pandelis Kourtessis, Milos Milosavljevic, John M. Senior, Hojong Choi
2014	J	`jnl`	Protection Circuits for Very High Frequency Ultrasound Systems. J. Medical Syst. Hojong Choi, K. Kirk Shung