DekTec DTC-300 StreamXpress User Manual
Page 33
DTC-300-SP – StreamXpress
USER MANUAL
33
The DVB-H modulation uses different length for the guard interval to enable echo cancelation. The
StreamXpress offers 4 different guard interval length: 1/32, 1/16, 1/8 and 1/4. The fraction number
represents the ratio of empty symbol versus useful symbol duration.
#5 Code Rate:
The DVB-H modulation offers multi FEC code rate. The StreamXpress supports ½, 2/3, ¾, 5/6 7/8
code rate.
#6 More:
StreamXpress offers more settings for DVB-H modulation. Pressing on the “More” button will open a
new window with extended settings.
Variable
Type
Description
Details Diag
In Depth
Interleaver
Drop
down
Select whether to use native interleaver of in-depth interleaver
#7
7
Enable Cell
Identifier
Tick box Enable is S40 and S47 Cell Identifier
#8
8
Cell
Indentifier
Field
Enter the value of the Cell Identifier from 0 to 65535 when Cell
Identifier is enabled.
#9
9
Enable
S48,S49
Tick box Enable the modification of S48 and S49 inside the TPS
#10
10
S48- Time
Slicing
Drop
down
Enable Time slicing messaging (When S48,S49 enabled)
#11
11
S49- MPE-
FEC
Drop
down
Enable MPE-FEC messaging (When S48,S49 enabled)
#12
12
This sub-menu allows modifying the TPS (Transmission Parameters Signalling) of DVB-H signal
header. Each bit in the header is identified as Sxx (i.e. S1 is the first bit of the TPS)
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10
8
10
9
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