ADV611 Просмотр технического описания (PDF) - Analog Devices

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Компоненты Описание

производитель

ADV611

Closed Circuit TV Digital Video Codec

Analog Devices 

ADV611/ADV612

LUMINANCE AND

COLOR

COMPONENTS (EACH

SEPARATELY)

HIGH

PASS IN

X

LOW

PASS IN

X

X2

X2

BLOCK

#

INDICATES

CORRESPONDING

BLOCK LETTER ON

MALLAT DIAGRAM

BLOCK

A

HIGH

PASS IN

X

LOW

PASS IN

X

X2

X2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

HIGH

PASS IN

Y

Y2

Y2

LOW

PASS IN

Y

Y2

X 2 INDICATES DECIMATE BY TWO IN X

Y 2 INDICATES DECIMATE BY TWO IN Y

STAGE 1

STAGE 2

BLOCK

B

BLOCK

C

BLOCK

D

HIGH

PASS IN

X

LOW

PASS IN

X

X2

X2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

STAGE 3

BLOCK

E

BLOCK

F

BLOCK

G

HIGH

PASS IN

X

LOW

PASS IN

X

X2

X2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

STAGE 4

BLOCK

H

BLOCK

I

BLOCK

J

HIGH

PASS IN

X

LOW

PASS IN

X

X2

X2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

HIGH

PASS IN

Y

Y2

LOW

PASS IN

Y

Y2

STAGE 5

BLOCK

K

BLOCK

L

BLOCK

M

BLOCK

N

Figure 8. Wavelet Filter Tree Structure

REV. 0

–7–

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