Research
Current Research Topics
Communication Framework (CM) for collaborative computing systems (ex. distributed computing systems, social networking services, IoT platform)
Support for flexible requirements of communication model, message composition, user management, friend management, content transmission management
Communication framework for IoT platform
Efficient content prefetching/replication/distribution mechanisms
Video content prefetching scheme with the order relation of access to content
Image content prefetching scheme in SNS based on user's access pattern to content writers, network condition, and client's resource availability
Current Research Projects
(Jun. 2021 - current) Development of Adaptive File Synchronization Mechanism Based on Access History and Meta-data in Cloud Stroage Service
Funded by: Ministry of Science and ICT
Principal Investigator
Past Research Topics
Networked (or distributed/collaborative) Virtual Environments (NVEs), Multi-user Games, Computer Supported Cooperative Work (CSCW)
Load distribution in multi-server architecture
Message filtering for efficient usage of network resources
Concurrency control of shared objects
Efficient distribution and caching of digital content (networked media)
Communication system for multi-user systems
Past Projects
(Nov. 2018 - Oct. 2021) Development of a Communication Framework Simultaneously Supporting Synchronous and Asynchronous Publish-Subscribe and Request-Reply Patterns Between Human and Devices in Social Internet-of-Things Environments
Funded by: Ministry of Education
Principal Investigator
(Nov. 2015 - Oct. 2018) A Prefetching Technique for High-resolution Image Content in Social Networking Systems
Funded by: Ministry of Education
Principal Investigator
(Jun. 2010 – Dec. 2015) Developing Cloud Platform and its Services for Social Media Service (ITRC)
Funded by: Ministry of Knowledge and Economy
Worked on communication architecture for social media applications
(Jun. 2010 – May 2011) Development of U-Eco City Business Service Platform
Funded by: Ministry of Land, Transport and Maritime Affairs
Worked on efficient content replication/distribution methods for multi-server-based ubiquitous computing systems
(Apr. 2009 – Mar. 2010) An Adaptable Communication System for Multi-user Ubiquitous Computing Environments
Funded by: Konkuk University
Principal Investigator