1.0 Functional Description
CX25870/871
1.3 Device Description
Flicker-Free Video Encoder with Ultrascale Technology
Figure 1-24. Luminance Upsampling Filter
0
–10
–20
–30
–40
–50
–60
–70
–80
0
2
4
6
8
10
12
Frequency in MHz
100381_044
Figure 1-25. Text Sharpness (Luminance Upsampling) Filter with Peaking Options
PKFIL_SEL=11
0
–10
–20
PKFIL_SEL=00
–30
–40
–50
–60
0
2
4
6
8
10
12
Frequency in MHz
100381_045
Figure 1-26. Close-Up of Text Sharpness (Luminance Upsampling )Filter with Peaking
and Reduction Options
0
–5
–10
–15
–20
0
1
2
3
4
5
6
7
8
Frequency in MHz
100381_046
1-60
Conexant
100381B