| International Journal Papers |
| Hong-Yun Kim, Changhyo Yu, Lee-Sup Kim |
| A Memory-Efficient Unified Early Z-Test |
| IEEE Transactions on Visualization and Computer Graphics, 2011 |
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| Jae-Sung Yoon, Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| A Dual-Shader 3D Graphics Processor with Fast 4D Vector Inner Product Units and Power-Aware Texture Cache |
| IEEE Transactions on Very Large Scale Integration System , 2011 |
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| Kyusik Chung, Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| Shader-based tessellation to save memory bandwidth in a mobile multimedia processor |
| Computer & Graphics , 2009 |
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| Changhyo Yu, Kyusik Chung, Donghyun Kim, Seok-Hoon Kim, Lee-Sup Kim |
| A 186Mvertices/s 161 mW Floating-Point Vertex Processor with Optimized Datapath and Vertex Caches |
| IEEE Transactions on Very Large Scale Integration Systems , 2009 |
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| Kyusik Chung, Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| Memory bandwidth saving by hardware tessellation with a vertex shader |
| IEE Electronics Letters , 2009 |
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| Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| An Area Efficient Early Z-Test Method for 3D Graphics Rendering Hardware |
| IEEE Transactions on Circuits and Systems-I:Regular Papers , 2008 |
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| Seok-Hoon Kim, Jae-Sung Yoon, Changhyo Yu, Donghyun Kim, Kyusik Chung, Lee-Sup Kim |
| A 36fps SXGA 3-D Display Processor Embedding a Programmable 3-D Graphics Rendering Engine |
| IEEE Journal of Solid-State Circuits , 2008 |
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| Changhyo Yu, Kyusik Chung, Donghyun Kim, Lee-Sup Kim |
| An Energy-Efficient Mobile Vertex Processor with Multithread Expanded VLIW Architecture and Vertex Caches |
| IEEE Journal of Solid-State Circuits , 2007 |
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| Donghyun Kim, Kyusik Chung, Changhyo Yu, Chunho Kim, Inho Lee, Jaewan Bae, Young-Jun Kim, Jinaeon Lee |
| An SoC with 1.3 Gtexels/sec 3-D Graphics Full Pipeline Engine for Consumer Applications |
| IEEE Journal of Solid-State Circuits , 2006 |
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| International Conference Papers |
| Jae-Sung Yoon, Donghyun Kim, Changhyo Yu, Lee-Sup Kim |
| A 3D Graphics Processor with Fast 4D Vector Inner Product Units and Power Aware Texture Cache |
| IEEE Custom Integrated Circuits Conference , 2008 |
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| Kyusik Chung, Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| Tessellation-Enabled Shader for a Bandwidth-Limited 3D Graphics Engine |
| IEEE Custom Integrated Circuits Conference , 2008 |
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| Changhyo Yu, Kyusik Chung, Donghyun Kim, Lee-Sup Kim |
| A 186Mvertices/s 161mW Floating-Point Vertex Processor for Mobile Graphics Systems |
| IEEE Custom Integrated Circuits Conference , 2007 |
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| Jae-Sung Yoon, Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| Triangle-Level Depth Filter Method for Bandwidth Reduction in 3D Graphics Hardware |
| IEEE International Symposium on Circuits and Systems , 2007 |
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| Seok-Hoon Kim, Jae-Sung Yoon, Changhyo Yu, Donghyun Kim, Kyusik Chung, Lee-Sup Kim |
| A 36fps SXGA 3D Display Processor with a Programmable 3D Graphics Rendering Engine |
| IEEE International Solid-State Circuit Conference , 2007 |
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| Seunghyun Cho, Changhyo Yu, Lee-Sup Kim |
| An Efficient Texture Cache for Programmable Vertex Shaders |
| IEEE International Symposium on Circuits and Systems , 2006 |
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| Kyusik Chung, Changhyo Yu, Lee-Sup Kim |
| A Vertex Cache of Programmable Geometry Processor for Mobile Multimedia Application |
| IEEE International Symposium on Circuits and Systems , 2006 |
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| Changhyo Yu, Lee-Sup Kim |
| A 120Mvertices/s Multi-threaded VLIW Vertex Processor for Mobile Multimedia Applications |
| IEEE International Solid-State Circuit Conference , 2006 |
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| Changhyo Yu, Donghyun Kim, Lee-Sup Kim |
| A 33.2Mvertices/sec Programmable Geometry Engine for Multimedia Embedded System |
| IEEE International Symposium on Circuits and Systems , 2005 |
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| Donghyun Kim, Kyusik Chung, Changhyo Yu, Chunho Kim, Inho Lee, Jaewan Bae, Joungyoun Kim, Lee-Sup Kim |
| An SoC with 1.3Gtexels/sec 3-D Graphics Full Pipeline Engine for Consumer Applications |
| IEEE International Solid-State Circuit Conference , 2005 |
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| Changhyo Yu, Lee-Sup Kim |
| An Adaptive Spatial Filter for Early Depth Test |
| IEEE International Symposium on Circuits and Systems , 2004 |
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| Inho Lee, Joungyoun Kim, Yeonho Im, Yunseok Choi, HyunChul Shin, Changyoung Han, Donghyun Kim, Hyoungjoon Park, Youngil Seo, Kyusik Chung, Changhyo Yu, Kanghyup Chun, Lee-Sup Kim |
| A Hardware-like High-level Language Based Environment for 3D Graphics Architecture Exploration |
| IEEE International Symposium on Circuits and Systems, 2003 |
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| Changhyo Yu, Lee-Sup Kim |
| A Hierarchical Depth Buffer for Minimizing Memory Bandwidth in 3D Rendering Engine : DEPTH FILTER |
| IEEE International Symposium on Circuits and Systems , 2003 |
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