ADV7330 datasheet(45/76 Pages) AD

45 / 76 page

REV. B

ADV7330

–45–

CH1 500mV

M 4.00 s

CH1

ALL FIELDS

REF A

500mV 4.00 s

9.99978ms

CH1 500mV

M 4.00 s

CH1

ALL FIELDS

REF A

500mV 4.00 s

9.99978ms

Figure 35. HD Sharpness Filter Control with Different Gain Settings for HS Sharpness Filter Gain Value

HD Sharpness Filter and Adaptive Filter Application Examples

HD Sharpness Filter Application

The HD sharpness filter can be used to enhance or attenuate

the Y video output signal. The following register settings were

used to achieve the results shown in the figures below. Input

data was generated by an external signal source.

Table XI.

Reference in

Address

Setting

Figure 35

00h

FCh

01h

10h

02h

20h

10h

00h

11h

81h

20h

00h

20h

08h

20h

04h

20h

40h

20h

80h

20h

22h

The effect of the sharpness filter can also be seen when using

the internally generated cross hatch pattern.

Table XII.

Address

00h

FCh

01h

10h

02h

20h

10h

00h

11h

85h

20h

99h

In toggling the sharpness filter enable bit [Address 11h, Bit 8],

it can be seen that the line contours of the crosshatch pattern

change their sharpness.

ADV7330 Datasheet(PDF) 45 Page - Analog Devices

ADV7330 Datasheet(HTML) 45 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76

Datasheet Download

Link URL