Conferences

2025

"Line Spectrum Extraction of Underwater Ship Engine Sound using Graph Convolutional Network", ASA Spring 2025/25th ICA Annual Meeting
"Underwater Ship Engine Sound Classification using Tensor Factorized Neural Network", ASA Spring 2025/25th ICA Annual Meeting
"Generation and evaluation of underwater out-of-distribution sonar signals using generalized virtual outlier synthesis", Underwater Defense Technology (UDT 2025)
"Graph neural networks for underwater acoustic event detection", 2025 Korean Institute of Military Science and Technology Conference
"Design of a wideband matching circuit for a Janus Helmholtz transducer", 2025 Korean Institute of Military Science and Technology Conference

2024

"Generalized virtual outlier synthesis for generating out-of-distribution data from passive sonar signals", 2024 Acoustical Society of Korea Fall Conference
"Estimation of Transmission Voltage Sensitivity Based on Equivalent Circuit of Janus Helmholtz Transducer", 2024 Acoustical Society of Korea Fall Conference
(Outstanding Presentation Award)
"Characteristics analysis of Janus-Helmholtz transducer parameters", 2024 Korean Institute of Military Science and Technology Conference
"Comparison of signal compression performance according to the order of tensor decomposition methods", 2024 Acoustical Society of Korea Spring Conference
(Outstanding Presentation Award)
"A study on the maximum power transmission circuit based on the equivalent circuit model of the Janus transducer", 2024 Acoustical Society of Korea Spring Conference

2023

"An underwater sound event detection algorithm based on temporal graph convolutional network", Acoustics 2023 Sydney
"Semi-supervised anomaly detection algorithm based on KL divergence (SAS-KL)", Anomaly Detection and Imaging with X-Rays
"Detection performance analysis based on EEG signal for visual BCI", 2023 ICEIC
"Graphical representation learning algorithm for acoustic signals", 2023 Acoustical Society of Korea Fall Conference
(Outstanding Presentation Award)
"A study on a band extension circuit for wideband acoustic signal transmission", 2023 Acoustical Society of Korea Fall Conference
"Detection of abnormal passive sonar signals using gated circulation units and vector quantization", 2023 Acoustical Society of Korea Spring Conference
"Passive sonar signal classification using extended gated recurrent units and attention weights", 2023 Acoustical Society of Korea Spring Conference

2022

"Energy harvesting study of a CTEH and FTEH composite underwater energy harvester mounted on the bottom of a flexible support", 2022 Korean Institute of Military Science and Technology Conference
"Power Harvesting Study of Composite PVDF Energy Harvesters", 2022 Acoustical Society of Korea Spring Conference

2021

"A study on power harvesting using a rectifier circuit of a funnel-type energy harvester with a screw type", 2021 1th Defense Robotics Society Academic Conference
"Performance Study of a Two-Layer Energy Harvester Combining Screw and Funnel Structures", 2021 Autumn Annual Conference of KSNVE
"Analysis of the power generation performance of an underwater energy harvester with screw and funnel shapes due to fluid-induced vibration", 2021 Korean Institute of Military Science and Technology Conference

2020

"Optimal Impedance Matching Technique for Energy Harvesting Circuits Using Eddy Currents", 2020 Summer Annual Conference of IEIE

2019

"Deep Neural Networks for Ship Engine Signal Style Conversion", 2019 Acoustical Society of Korea Fall Conference
"Underwater signal generation using a generic adversarial network", 2019 Acoustical Society of Korea Fall Conference
"Rectangular Cavity Resonator Sensor for Classification of Variety Driveability Index Gasoline", The 4th International Conference on Active Materials and Soft Mechatronics
"Impedance Matching For Maximum Energy Harvesting Circuits Using Buoy and Cable in Ocean", The 4th International Conference on Active Materials and Soft Mechatronics
"An algorithm for compensating for the inverted output of a frequency-domain blind signal separation algorithm.", Acoustical Society of Korea Spring Conference

2018

"Circular cavity resonator sensor for gasoline fuel economy index detection", 2018 Autumn Annual Conference of IEIE
"Power Analysis of a Vibration Energy Harvesting Circuit Using an MFC Sensor", 2018 Korean Institute of Military Science and Technology Conference
"Performance Analysis of Implicit Signal Separation Algorithm According to Reception Conditions", 2018 Acoustical Society of Korea Fall Conference
"Electrical Power Analysis of Piezoelectric Energy Harvesting Circuits using Vortex Current", AMSM2018
"Inkjet Printed Organic-Inorganic Bilayer Photoconductive Sensor", OECC2018
"Power Analysis of a Piezoelectric Energy Harvesting Circuit Using Eddy Currents", 2018 Summer Annual Conference of IEIE
"Flexible Light Emitting Controlable Device Based on Memristor", IASTEM International Conference

2017

"All Printed Strain Sensor Depositing Graphene on Polyurethane Substrate", ICFPE 2017
"All Printed Humidity Sensor Based on Graphene/ZnO composite", ICFPE 2017
"Transparent and Flexible Electordes Based on Silver Nanoparticles", ICFPE 2017
"Passive sonar target signal separation algorithm using SDAE", 2017 Summer Annual Conference of IEIE
"Liquid height measurement sensor based on microstrip patch antenna", 2017 Summer Annual Conference of IEIE
"Memristor-Capacitor Passive Filters to Tune Both Cut-off Frequency and Bandwidth", 25th International Conference on Optical Fiber Sensors
"Microfludics-Based Tunable Printed Coplanar Waveguide Monopole Sensor", ISERD International Conference
"FSK Modulation Based On PEDOT: PSS AND METHYL RED HETEROJUNCTION MEMRISTOR", ISERD International Conference
"Flexible Light Emitting Device Based on Resistive Switching to Memorize Light State", PRINTED & FLEXIBLE Electronics Congress 2017
"High Stretchable Strain Sensor fabricated on Micro-Randomly Ridged PDMS Substrate Using Graphene/ZnO Composite", PRINTED & FLEXIBLE Electronics Congress 2017
"Light controllable LED circuit device based on memristive switching", 2017 8th International Conference on Mechatronics and Manufacturing (ICMM 2017)

2016

"Parametric sonar-based multi-frequency band detection algorithm", 2016 Korean Institute of Military Science and Technology Conference
"Attenuation coefficient variation estimation algorithm for seabed sediment classification", 2016 한Korean Institute of Military Science and Technology Conference
"FFT-based equalizer design for PA speakers", 2016 Summer Annual Conference of IEIE
"Estimation of reflection coefficients of subsea buried objects based on chirp signals and the Biot model", 2016 Summer Annual Conference of IEIE
"Sedimentary layer classification using dual-band chirp signals", 2016 Annual Conference of KAOSTS
"Layer detection algorithm for heterogeneous media using ultra-wideband radar", 2016 Spring Annual Conference of KSIS
"Flexible Dual-band Antenna for Communiction and Radar Applications", Radar Conf 2016

2015

"Flexible and Stackable Non-Volatile Resistive Memory for High Integration", 2015 Optics+ Photonics
"A geological exploration algorithm using multi-band parametric arrays", 2015 Spring Annual Conference of KSIS
"Detection of concealed objects using parametric array phenomena in air", 2015 Spring Annual Conference of KSIS
"Stretchable Photo Sensor Base on Graphene/Perylene Composite Utilizing Electrohydrodynamic Fabrication Technique", The 5th Asia Pacific Optical Sensors Conferences
"Single Layered Flexible Photo-Detector Based on Perylene/Graphene Composite through Printed Technology", The 5th Asia Pacific Optical Sensors Conference

2014

"Comparison of parametric sonar detection performance according to chirp signal modulation", 2014 Korean Institute of Military Science and Technology Conference

2013

"Design of an efficient classifier using feature extraction and preprocessing of transient noise robust to background noise", Technology Transfer Seminar
"Parametric array sensors and signal processing", 2013 2th Underwater Acoustic Sensor Technology Workshop
"Development of a multi-resonance transducer for highly directional underwater communication", 166th Meeting of the Acoustical Society of America
"High-directional underwater communication using transducer arrays", 2013 Acoustical Society of Korea Fall Conference
"PSK-based parametric array communication system", 2013 Acoustical Society of Korea Fall Conference
"Comparison of SBP resolution according to transmission signal modulation method", 2013 International Military Science and Technology Competition
"Recognition performance of underwater transient noise sources according to feature vectors", 2013 Summer Annual Conference of IEIE
"Designing an SVM classifier using DTW preprocessing", 2013 Summer Annual Conference of IEIE
"Similarity analysis of underwater transient signals using Fisher Score", 2013 Summer Annual Conference of IEIE
"A real-time chat system based on Wedeg-type ultrasonic sensors for ship-to-ship communication.", 2013 Annual Conference of KAOSTS
"Comparison of the transmission of guided waves generated by PWAS and wedge-type sensors on the hull bottom.", 2013 Annual Conference of KAOSTS
"Analysis of guided wave bending and scattering losses in complex hull structures for hull communication channel models.", 2013 Annual Conference of KAOSTS
"Guided wave attenuation analysis for improving hull communication channel performance in the outer hull plating", 2013 Annual Conference of KAOSTS
"Techniques for improving ship communication performance using multiple sensors", 2013Annual Conference of KAOSTS
"Enclosed area environmental monitoring system based on hull communication", 2013 Annual Conference of KAOSTS
"A novel frequency modulation-based amplitude modulation communication technique for shipboard communications", 2013 Annual Conference of KAOSTS
"Underwater Communication Performance of Convex Array Sensors with radii of curvature", ASK-ASJ Youngnam Kyushu'13
"SVM based Classification for Underwater Transient Signals in Ocean Background Noise", Conference of IEICE

2012

"Target identification algorithm using complex SVC", 2012 Annual Conference of KIEES
"Vibration sensor-based noise-adaptive moving object detection algorithm", 2012 Annual Conference of KIEES
"Statistical analysis of measured wind data at the Ieodo Ocean Research Station", The 1st. Data Buoy Cooperation Panel(DBCP) Capacity Building for the North Pacific Ocean and Its Marginal Seas(NPOMS)
"Digital Communication System using Beamsteering for Difference Frequency in a Parametric Array", Acoustics 2012 Hong Kong
"Classification of underwater sound sources using LPC and quadratic classifiers", 2012 Acoustical Society of Korea Spring Conference
"Digital acoustic communications for shipboard communications networks", 2012 Autumn Annual Conference of KSNVE

2011

"Rotational motion control of an angular electroacoustic transducer for high-frequency ultrasound imaging", 2011 Acoustical Society of Korea Fall Conference
"Digital beamsteering system using acoustic transducr arrays", Acoustical Society of America 2011
"Communication performance analysis according to seasons in Yellow Sea", Acoustical Society of America 2011
"Classification of Transient Sonar Signals Usign Support Vector Machine", Pacific Rim Underwater Acoustics Conference 2011
"Rotational motion control of an angular electroacoustic transducer for high-frequency ultrasound imaging", 7th Korean Institute of Defense Technology Conference
"Target path detection algorithm using the detection time difference of the PDR sensor", 7th Korean Institute of Defense Technology Conference
"Computation of bit error rate for underwater communication with and without low-salinity water in the western sea of Jeju", Acoustical Society of America 2011
"Electric steering system for parametric arrays", 2011 Acoustical Society of Korea Spring Conference
"Classification of aquatic organisms using excessive noise using maximum likelihood detection", 2011 Acoustical Society of Korea Spring Conference
"Remove ambient noise from excessive noise sources using sound masking.", 2011 Acoustical Society of Korea Spring Conference
"Design and Testing of a Microscope System Utilizing a 40MHz Angled Needle-Type Acoustic Transducer", 2011 Acoustical Society of Korea Spring Conference

Prior to 2010

"A Novel Manuevering Target Tracking Algorithm based on Moving Slide Window", PIMRC2010
"UWB radar-based target detection and tracking algorithm", 2010 conference
"Detection Algorithm for Parametric Array Communication System.", 2009 Summer Conference of KIEES
"WBAN channel modeling", WPAN/WBAN Convergence Service Seminar
"Maritime Radar Simulator based on DSP Board using Switched Slide Window Tracker", OCEANS 2008 MTS/IEEE QUEBEC Conference & Exhibition
"Analysis of secondary source levels of a parametric array transducer", OCEANS 2008 MTS/IEEE QUEBEC Conference & Exhibition
"Implementing a Parametric Transmission System Simulator Using LabVIEW", 23th Underwater Acoustics Conference
"Secondary Sound Source Level Analysis of Parametric Array Transducers", 23th Underwater Acoustics Conference
"WBAN Channel Performance Analysis", WBAN 핵심기술 세미나 2008, WBAN Standardization and Technology Trends
"Beamforming Performance Analysis Using Embedded Systems in Mobile DTV Channels", 20th Joint Conference on Signal Processing
"Performance Analysis of Adaptive Loading Techniques in MIMO/OFDM Systems", 20th Joint Conference on Signal Processing
"Study on parametric array characteristics in underwater channels", 20th Joint Conference on Signal Processing
"Channel Modeling for WBAN", WBAN Workshop 2007
"A novel Space-Time MIMO Channel Model", 2006 International Conference on Hybrid Information Technology
"Numerically Efficient Ranging Algorithm for UWB Communications", ICCMSE 2006
"Stochastic Modeling and Analysis of PLL Phase Noise on QAM based Communication System", ICCMSE 2006
"Circulant Matrix Factorization Applied for Designing FIR Lattice Filter Structures using Schur Algorithm", ICCMSE 2006

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