m66281fp Renesas Electronics Corporation., m66281fp Datasheet - Page 14

• Manufacturer Part Number: m66281fp
• Description: 5120 ? 8-bit ? 2 Line Memory
• Manufacturer: Renesas Electronics Corporation.

M66281FP
Application Example
Sub Scan Resolution Compensation Circuit with Laplacian Filter
REJ03F0254-0200 Rev.2.00 Sep 14, 2007
Page 14 of 15
image data
(n + 1) line
B
Main scan direction
A
N
B
M66281
D0
D7
to
1 line
delay
2 line
delay
Q10
Q17
to
Q00
Q07
to
(n − 1) line
image data
A
(n − 1) line
n line
(n + 1) line
× 2
n line image data
N
N' = N + K { (N − A) + (N − B) }
= N + K {2N − (A + B)}
K: Laplacian coefficient
× K
Compensated
image data