2007 dac/isscc student design contest winner jeong-ho woo ( [email protected] ) a...
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2007 DAC/ISSCC Student Design Contest WinnerJeong-Ho Woo ( [email protected] )
A 152mW/195mW Multimedia Processor with Fully Programmable 3D Graphics and MPEG/H.264/JPEG for Handheld Devices
• One-Chip Multimedia SoC for Handheld Devices– Fully Programmable 3D Graphics– H.264 Decoding @ CIF, 30fps– MPEG4 Codec @ CIF, 30fps– Audio Codec– JPEG Camera Support Up to 3MPixels
2007 DAC/ISSCC Student Design Contest WinnerJeong-Ho Woo ( [email protected] )
Fully Programmable 3D Graphics Engine• Unified Shader
– Fully Programmable 3D Graphics• Programmable Vertex Shading
• Programmable Pixel Shading
– Low Cost Architecture• 35% Area Reduction
• 28% Power Reduction
– Lighting Engine• Logarithmic Number System
• Specialized Lighting Instruction
– TLT : Total Lighting
• 9.1Mvertices/s– OpenGL Full Lighting
– 2.1x Performance Improvement
2007 DAC/ISSCC Student Design Contest WinnerJeong-Ho Woo ( [email protected] )
Summary• Implementation Results
– 0.13m CMOS Process
– 6.4mm x 6.4mm
– 152mW @ Video Processing
– 195mW @ 3D Graphics
– 3D Graphics / Video / Camera
• Summary– One-Chip Multimedia SoC with 3D
Graphics / Video / Camera
– Power-Optimized Unified Shader Architecture is Employed
– Logarithmic Lighting Engine is Proposed for High Performance
– 2.1x Performance Improvement