Education

• 1987 Yonsei University (B.S. in Electrical Engineering)
• 1989 Yonsei University (M.S. in Electrical Engineering)
• 2000 Yonsei University (Ph.D. in Electrical and Computer Engineering)

Career Highlights

• 2001–Present Professor, Department of Electronic Engineering, College of Engineering, Gangneung-Wonju National University
• 2022–2024 Vice President for Academic Affairs, Gangneung-Wonju National University
• 2020–2022 Dean, College of Engineering, Gangneung-Wonju National University
• 2021–Present Executive Director, Gangwon Technopark
• 2021–Present Executive Director, Korean Society of ITS (Chair of Gangwon ITS Project Committee)
• 2020–Present Advisor, Gangneung City Smart City Committee
• 2018–Present Member, Gangwon Smart City Promotion Committee
• 2018–Present Member, Gangwon Science and Technology Committee
• 2017–Present Member, Gangwon 4th Industrial Revolution Committee
• 2015–Present Member, Gangwon Regional Innovation Institutions Council
• 2015–2016 Advisory Member, National Research and Education Network
• 2014–2016 Director, Information and Computing Center, GWNU
• 2004–Present Director, Gangwon ICT Convergence Research Center (formerly Gangwon Embedded SW Research Center), GWNU
• 2016–2018 Member, Olympic Plaza Post-Utilization Task Force
• 2014–Present Outside Director, Association of ICT Cooperative Research Centers
• 2015–Present Member, Operation Committee, Wonju Medical Technovalley
• 2006–Present Member, Operation Committee, Gangneung Science and Industry Promotion Agency
• 2009–Present Member, Intelligent Machine Communication Forum
• 2012–Present Member, Gangneung City Informatization Committee
• 2010–2012 Advisor, Low Carbon Green City Pilot Project, Gangneung
• 2009–2013 Member, Gangneung Video Media Center Committee
• 2008–2013 External Cooperation Committee Member, Korean Society of Embedded Engineers
• 2000–2001 Vice Chair, International DVD-Forum WG1
• 1996–2001 Senior Researcher, Samsung Electronics Central Research Institute
• 1989–1996 Senior Researcher, Samsung Advanced Institute of Technology

• Minister’s Commendation, “2017 Korea ICT Innovation Award,” Dong-A Ilbo CEO Award (2017)
• Minister’s Commendation, “Contributor to Regional Industry Promotion,” Ministry of Trade, Industry and Energy (2016)
• Minister’s Commendation, “Contributor to Industry-Academia Cooperation,” Ministry of Education, Science and Technology (2011)
• Excellence Award, “Regional SW Competition,” Ministry of Knowledge Economy (2010)
• Excellence Award, “Top 10 Inventions in Gangwon,” Korean Intellectual Property Office (2010)
• Selected as “Successful Patent Commercialization Case,” WIPO under the UN (2010)
• Best Paper Award, Korea Information Processing Society (2008)
• Chungang Academic Award (2000)
• Best Paper Award, Samsung Electronics Central Research Institute (2000)
• Presidential Award, Multimedia Technology Grand Exhibition (1995)
• Grand Prize, Samsung Group Technology Award (1994)

Expertise

• Embedded Systems / IoT Technology
• Big Data / Cloud Systems
• Digital Image Processing / Video Encoding
• Information Security Technology
• Multimedia Systems

Selected Publications

• “Analysis and Improvement of the DPW-LRU Cache Replacement Algorithm for Flash Translation Layer”, IEMEK J. Embed. Sys. Appl. , Vol. 15, No. 6, pp. 289~297, 2020.
• “A Study on Development Environments for Machine Learning“, IEMEK J. Embed. Sys. Appl. , Vol. 15, No. 6, pp. 307~316, 2020.
• “An In-Depth Analysis and Improvement on Cache Mechanisms of SSD FTL“, IEMEK J. Embed. Sys. Appl. , Vol. 15, No. 1, pp. 9~16, 2020.
• “Design and Implementation of IoT Distributed File System with Secret Sharing Scheme Technology”, Journal of Korean Institute of Intelligent System, Vol. 29, No. 5, pp. 371~378, 2019.
• “Developing of New a Tensorflow Tutorial Model on Machine Learning : Focusing on the Kaggle Titanic Dataset”, IEMEK J. Embed. Sys. Appl. , Vol. 14, No. 4, pp. 207~218, 2019.
• “A Comparative Analysis on Page Caching Strategies Affecting Energy Consumption in the NAND Flash Translation Layer“, IEMEK J. Embed. Sys. Appl. , Vol. 13, No. 3, pp. 109~116, 2018.
• “In-depth Analysis and Performance Improvementof a Flash Disk-based Matrix Transposition Algorithm”, IEMEK J. Embed. Sys. Appl. , Vol. 12, No. 6, pp. 377~384, 2017.
• “Development and Performance Analysis of an Effective Smart Plug System based on K10026 Regulation”, IEMEK J. Embed. Sys. Appl. , Vol. 11, No. 5, pp. 287~298, 2016.
• “Appliance identification algorithm using multiple classifier system”, IEMEK J. Embed. Sys. Appl. , Vol. 10, No. 4, pp. 213~219, 2015.
• “A Virtual File System for IoT Service Platform Based on Linux FUSE”, IEMEK J. Embed. Sys. Appl. , Vol. 10, No. 3, pp. 139~150, 2015.
• “A Weather Monitoring System for Local Area Using an Energy- balanced Hybrid WSN Protocol”, IEMEK J. Embed. Sys. Appl. , Vol. 9, No. 4, pp. 193~203, 2014.
• “Development of a Portable SpO2-based Biosignal Monitoring System”, IEMEK J. Embed. Sys. Appl. , Vol. 8, No. 5, pp. 273~283, 2013.
• “A Wireless Sensor Network for Artificial Structure Monitoring”, IEMEK J. Embed. Sys. Appl. , Vol. 7, No. 6, pp. 331~338, 2012.
• “Design and Implementation of a Wireless Sensor Network Protocol for a Smart Power Outlet System”, IEMEK J. Embed. Sys. Appl. , Vol. 6, No. 6, pp. 291~300, 2012.
• “A Lightweight Lap Time Measurement System for Alpine Ski Sport using a TDMA-Based Linear Wireless Sensor Network”, International Journal of Distributed Sensor Network, Vol. 2012, Article ID 674380, pp. 1~15, 2012.
• “Dual Sink Nodes for Sink Node Failure in Wireless Sensor Networks”, IEMEK J. Embed. Sys. Appl. , Vol. 6, No. 6, pp. 369~376, 2011.
• “Stereo Audio Matched with 3D Video”, Journal of the Korean Institute of Intelligent Systems, Vol. 21, pp. 153~158, 2011.
• “An Image-Based Remote Snow Height Measurement System using a USN”, IEMEK J. Embed. Sys. Appl. , Vol. 6, No. 2, pp. 76~85, 2011.
• “Interactive Remote Control of Legacy Home Appliances through a Virtually Wired Sensor Network”, IEEE Transactions on Consumer Electronics, Vol. 45, No. 4, pp. 2241~2248, 2010.

Selected Patents

• “Content Processing apparatus for processing high resolution content and method threrof”, EP 2717566B1, Sep. 2018.
• “Terminal node device and wireless sensor network system using the terminal node device”, US Patent, 9,420,624, Aug. 2016.
• “Recording medium, reproducing device for providing service based on data of recording medium, and method thereof“, US Patent, 9,380,280, Jun. 2016.
• “Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor”, US Patent, 9,225,954, Dec. 2015.
• “Content processing apparatus for processing high resolution content and content processing method thereof”, US Patent, 9,123,858, Sep. 2015.
• “Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective”, US Patent, 8,891,940, Nov. 2014.
• “Apparatus of multiplexing data transmission path for wireless sensor network”, US Patent, 8,830,817, Sep. 2014.
• “Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor”, US Patent, 8,750,691, Jun. 2014.
• “Method for updating firmware of sensor nodes on a wireless sensor network and firmware updater using for the same method”, US Patent, 8,589,907, Nov. 2013.
• “Method for updating firmware of sensor nodes on the wireless sensor network”, US Patent, 8,572,600, Oct. 2013.
• “Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective”, US Patent, 8,538,243, Sep. 2013.
• “Communication method for a mobile sensor node in a wireless sensor network”, US Patent, 8,478,314, Jul. 2013.
• “Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective”, US Patent, 8,447,166, May 2013.
• “Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective”, US Patent, 8,437,614, May 2013.
• “Double linked wireless sensor network being capable of bidirectional communication and method thereof”, US Patent, 8,411,648, Apr. 2013.
• “Routing method and wireless network system”, US Patent, 8,208,485, Jun. 2012.
• “Wireless sensor network with linear structure being capable of bidirectional communication and method thereof”, US Patent, 8,203,981, Jun. 2012.
• “Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor”, US Patent, 8,145,043, Mar. 2012.
• “Recording medium containing thumbnail recorded thereon, recording apparatus and method therefor, and reproducing apparatus and method therefor”, US Patent, 8,073,306, Dec. 2011.
• “Method and device of measuring communication quality for constructing wireless sensor network”, US Patent, 8,023,427, Sep. 2011.
• “Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor”, US Patent, 7,747,136, Jun. 2010.
• “Recording medium containing thumbnail recorded thereon, recording apparatus and method therefor, and reproducing apparatus and method therefor”, US Patent, 7,706,665, Apr. 2010.




• “Medical Data Service System Based on Blockchain and Method Thereof”, Korea Patent No. 10-2111141, May 2020.
• “Big Data Analysis System and Method”, Korea Patent No. 10-2101251, Apr. 2020.
• “Fault Diagnosis System for Energy-Using Facilities”, Korea Patent No. 10-2095389, Mar. 2020.
• “Metadata Search System Using Dual Load Balancing and Database Management Method”, Korea Patent No. 10-2047233, Nov. 2019.
• “Content Processing Apparatus for High-Resolution Content and Method Thereof”, Korea Patent No. 10-2028696, Sep. 2019.
• “Drainage Storage Tank and Moisture Measurement Device Using It”, Korea Patent No. 10-1838090, Mar. 2018.
• “Smart Window Controller”, Korea Patent No. 10-1778274, Sep. 2017.
• “Wireless Sensor Network System and Node Device, and Method for Processing Sensing Messages”, Korea Patent No. 10-1353585, Oct. 2014.
• “Acoustic System Generating Sound Information Compatible with 2D and 3D Video, Sound Transmitter, Method, and Computer-Readable Recording Medium”, Korea Patent No. 10-1285982, Jul. 2013.
• “Parent Node Selection Method in Wireless Sensor Networks”, Korea Patent No. 10-1261402, Apr. 2013.
• “Path Multiplexing Device for Wireless Sensor Network”, Korea Patent No. 10-1176307, Aug. 2012.
• “Vehicle Theft Prevention Service Method and System”, Korea Patent No. 10-1130238, Mar. 2012.
• “Snow Accumulation Measurement Device and Method”, Korea Patent No. 10-1117310, Feb. 2012.
• “Communication Method of Mobile Sensor Nodes in Wireless Sensor Networks”, Korea Patent No. 10-1022195, Mar. 2011.