|
Wipro has indigenously developed stacks for the
ATSC standard and has successfully deployed it
as a standard building block to design Set-top
boxes and Digital TVs for the manufacturers in
the US market. The ATSC standard compliant Free-to-Air
(FTA) stack is completely modular and can be easily
ported across platforms, operating systems and
SOCs.
The details of the ATSC reuse stack developed
at Wipro are as follows:
PSIP
 |
Foundation
of a robust and portable solution |
|
Provides
APIs for accessing PSIP data |
Database Builder
|
Monitors
all the tables |
|
Updates
Flash and SDRAM database |
|
Version
change indication is sent to APP to take further
action |
Database
|
Complete
database solution for ATSC-Terrestrial |
|
APIs provided
to add/delete Flash/SDRAM database |
|
Event information
can be “grid based”, provides
the faster access to EPG data |
Closed Caption
|
It supports for 608, 708 and 608 trans-coded |
|
CC decoder
is efficient manages the sequence and display
order |
DCCRR
|
Provides
Directed Channel Change support according
to user’s demographic, location, category
selection. Channel can be tuned based on eight
category selected by user |
|
Viewer-Direct-Select-Persistence
is supported |
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