m66252fp Mitsumi Electronics, Corp., m66252fp Datasheet - Page 11

• Manufacturer Part Number: m66252fp
• Description: 1152 X 8-bit Line Memory Fifo
• Manufacturer: Mitsumi Electronics, Corp.

APPLICATION EXAMPLE
Laplacian Filter Circuit for Correction of Resolution in the Secondary Scanning Direction.
image data
Line (n+1)
B
Primary scanning
direction
N
A
B
D
D
D
D
M66252
M66252
0
7
0
7
1-line
delay
1-line
delay
Q
Q
Q
Q
0
7
0
7
image data
Line (n–1)
A
Line (n–1)
Line n
Line (n+1)
2
Line n image data
N' = N+K {(N–A)+(N–B)}
= N+K {2N–(A+B)}
K : Laplacean coefficient
N
1152 x 8-BIT LINE MEMORY (FIFO)
K
M66252P/FP
Corrected
image data
11