參數資料
型號: ADV7321KSTZ
廠商: Analog Devices Inc
文件頁數: 52/88頁
文件大小: 0K
描述: IC VID ENC 6-12BIT DAC'S 64LQFP
標準包裝: 1
類型: 視頻編碼器
應用: EVD,DVD,SD/PS/HDTV
電壓 - 電源,模擬: 2.5V
電壓 - 電源,數字: 2.5V
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應商設備封裝: 64-LQFP(10x10)
包裝: 托盤
ADV7320/ADV7321
Rev. A | Page 56 of 88
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 register settings listed in Table 34 were
used to achieve the results shown in Figure 74. Input data was
generated by an external signal source.
Table 34. Sharpness Control
Address
Register Setting
Reference1
0x00
0xFC
0x01
0x10
0x02
0x20
0x10
0x00
0x11
0x81
0x20
0x00
a
0x20
0x08
b
0x20
0x04
c
0x20
0x40
d
0x20
0x80
e
0x20
0x22
f
1 See Figure 74.
f
e
d
a
b
c
1
R4
R2
CH1 500mV
M 4.00
μs
CH1
ALL FIELDS
REF A
500mV 4.00
μs
1
R2
R1
1
CH1 500mV
M 4.00
μs
CH1
ALL FIELDS
REF A
500mV 4.00
μs
1
05067-074
9.99978ms
Figure 74. HD Sharpness Filter Control with Different Gain Settings for HD Sharpness Filter Gain Values
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