Ricoh B121 - Image Processing Path

IMAGE PROCESSING
SM 6-17 B121 Series/B259 Series
Detailed
Descriptions
Image Processing Path
This diagram shows the various stages of image processing and where they are
performed.
Image Correction
・Auto Shading
• ADS
・White/Black Line Erase
Correction
・Scanner Gamma Correction
・Small Smoothing Filter
Magnification (Main Scan)
Filtering
・MTF
・Smoothing
・Independent Dot Erase
・Line Width Correction
ID Gamma Correction
Gradation
・Error Diffusion
・Dithering
・Binary Picture
Video Path Control
Optional
Fax Unit
IPU
BICU
SBU
A-D Conversion
8
8
8
8
8
1
1
VCU
1
LD Unit
PCI
Optional GW
Controller
Optional Printer
Controller
1
1
PCI bus
32
B121D919.WMF