컴퓨터과학전공

학위

• 박사, 연세대학교 컴퓨터과학과 (세부전공 : 컴퓨터그래픽스), 201202
• 석사, 연세대학교 컴퓨터과학과 (세부전공 : 컴퓨터그래픽스), 200702
• 학사, 연세대학교 컴퓨터산업공학부 (세부전공 : 컴퓨터과학), 200502

경력

• 이사, 한국컴퓨터그래픽스학회, (2024.03~2026.02)
• 센터장, 상명대학교 공학교육혁신센터, (2024.03~ )
• Session Chair, ACM SIGGRAPH Asia 2023, (2023.12~2023.12)
• 조교수, 상명대학교, (2021.03~2027.02)
• 책임연구원, LG전자, (2014.03~2021.02)
• Visiting Scholar, University of North Carolina at Chapel Hill, (2012.12~2013.11)
• Reviewer, ACM SIGGRAPH, ACM SIGGRAPH Asia, EUROGRAPHICS, HPG, CAG, IEEE TVLSI, IEEE TMSCS, CAVW, WSCG, (2012.04~ )
• 방문연구원, 세종대학교, (2012.03~2012.08)

논문

• 고해상도 텍스처 맵 생성을 위한 딥러닝 기반 초해상도 기법들의 비교 분석 연구, 한국컴퓨터그래픽스학회논문지, 202312
• QuickETC2-HQ: Improved ETC2 encoding techniques for real-time, high-quality texture compression, COMPUTERS & GRAPHICS-UK, 202311
• 기초 프로그래밍 과목에서의 ChatGPT의 코딩 역량 분석, 공학교육연구, 202311
• H-ETC2: Design of a CPU-GPU Hybrid ETC2 Encoder, Computer Graphics Forum, 202310
• Addition of an adaptive block-size determination feature to astcenc, the reference ASTC encoder, Software Impacts, 202309
• 컴퓨터과학 분야에서의 비대면 공학설계입문 강의 사례 연구, 공학교육연구, 202301
• PSNR 값 기반의자동화된 ASTC 블록 크기 결정 방법, 한국컴퓨터그래픽스학회논문지, 202206
• Effective Algorithm to Control Depth Level for Performance Improvement of Sound Tracing, Journal of Web Engineering, 202202
• An Implementation of Multi-Chip Architecture for Real-Time Ray Tracing Based on Parallel Frame Rendering, IEEE ACCESS, 2021
• QuickETC2: Fast ETC2 texture compression using luma differences, ACM Transactions on Graphics, 202012
• Load Balancing Algorithm for Real-Time Ray Tracing of Dynamic Scenes, IEEE Access, 202008
• A Practically Applicable Performance Prediction Model based on Capabilities of Texture Mapping Units for Mobile GPUs, IEEE Access, 201907
• A Novel Performance Prediction Model for Mobile GPUs, IEEE Access, 201803
• Z2 traversal order: An interleaving approach for VR stereo rendering on tile-based GPUs, Computational Visual Media, 201712
• L-Bench: An Android benchmark set for low-power mobile GPUs, Computers & Graphics, 201612
• Adaptive undersampling for efficient mobile ray tracing, The Visual Computer, 201606
• Geometry transition method to improve ray-tracing precision, Multimedia Tools and Applications, 201605
• HART: A Hybrid Architecture for Ray Tracing Animated Scenes, IEEE Transactions on Visualization and Computer Graphics, 201503
• RayCore: A Ray-Tracing Hardware Architecture for Mobile Devices, ACM Transactions on Graphics, 201408
• SATO: Surface-Area Traversal Order for Shadow Ray Tracing, Computer Graphics Forum, 201408
• Effective traversal algorithms and hardware architecture for pyramidal inverse displacement mapping, Computers & Graphics, 201402
• Ray-Box Culling for Tree Structures, Journal of Information Science and Engineering, 201311
• Node pre-fetching architecture for real-time ray tracing, IEICE Electronics Express, 201310
• gkDtree: A group-based parallel update kd-tree for interactive ray tracing, Journal of Systems Architecture, 201303
• Efficient ray sorting for the tracing of incoherent rays, IEICE Electronic Express, 201205
• T&I Engine: Traversal and Intersection Engine for Hardware Accelerated Ray Tracing, ACM Transactions on Graphics, 201112
• 대화형 광선 추적법을 위한 그림자 컬링 알고리즘, 한국게임학회 논문지, 200912

지식재산

• Mobile device and method for controlling same, US11216989B2, CN112335219B, KR102489266B1, 20220104
• Ray tracing apparatus and method, US9355491B2, KR101697238B1, 20160531
• Image rendering apparatus and method for preventing pipeline stall using a buffer memory unit and a processor, US9342919B2, KR101705581B1, 20160517
• Image processing apparatus and method, US8963920B2, KR101705072B1, 20150224
• Rendering apparatus, method and medium, US8379050B2, KR101239965B1, 20130219

학술발표

• An Architecture and Implementation of Real-Time Sound Propagation Hardware for Mobile Devices, ACM SIGGRAPH Asia 2023 (Technical Papers), 20231213
• TexSR: Image Super-Resolution for High-Quality Texture Mapping, ACM SIGGRAPH Asia 2022 (Posters), 20221207
• QuickETC2: How to Finish ETC2 Compression within 1 ms, ACM SIGGRAPH 2020 (Talks), 20200824
• Classified texture resizing for mobile devices, ACM SIGGRAPH 2018 (Talks), 20180816
• Z2 traversal order for VR stereo rendering on tile-based mobile GPUs, ACM SIGGRAPH Asia 2016 (Technical Briefs), 20161108
• AXAA: Adaptive approXimate Anti Aliasing, ACM SIGGRAPH 2016 (Posters), 20160826
• Reusing MRTs for mobile GPUs, ACM SIGGRAPH Asia 2015 (Posters), 20151103
• SGRT: A mobile GPU architecture for real-time ray tracing, High-Performance Graphics 2013, 20130721
• A novel mobile GPU architecture based on ray tracing, IEEE International Conference on Consumer Electronics 2013, 20130111
• SGRT: a scalable mobile GPU architecture based on ray tracing, ACM SIGGRAPH 2012 (Talks & Posters), 20120806
• MobiRT: an implementation of OpenGL ES-based CPU-GPU hybrid ray tracer for mobile devices, ACM SIGGRAPH Asia 2011 (Sketches), 20101218
• Ordered depth-first layouts for ray tracing, ACM SIGGRAPH Asia 2011 (Sketches), 20101218
• A Shadow Culling Algorithm for Interactive Ray Tracing, Graphics Interface 2009 (Posters), 20090526
• A Split Node Cache Scheme for Fast Ray Tracing, IEEE/EG Symposium on Interactive Ray Tracing (Posters), 20080810
• An FPGA implementation of Whitted-style ray tracing accelerator, IEEE/EG Symposium on Interactive Ray Tracing (Posters), 20080810

수상

• 대학혁신지원사업 표창장 장려상, 상명대학교, 20240129
• High Performance Graphics 2013 Test of Time Award, ACM SIGGRAPH/EUROGRAPHICS, 20230628
• CTO R&D Prize, LG전자, 20190102
• 우수대학원생상, 연세대학교 컴퓨터과학과, 20110218
• Graphics Interface 2009 Best Poster Award, CHCCS, 20090526
• 우수대학원생상, 연세대학교 컴퓨터과학과, 20090227
• 제1회 UCI 아이디어 공모전 가작, 한국정보사회진흥원, 20071108
• 2007년 추계 한국게임학회 학술발표대회 우수논문발표상, 한국게임학회, 20071009