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TDcH Compact Headend
7
EN
3.1.1
Common Features
4 x SAT IF inputs
Integrated multi switch
SCR (Satellite Channel Router) support
DiSEqC support
LNB LOF configuration
1 x Terr
–
Cable input
(TDcH 22STC-I)
Integrated splitter
16 x DVB-S2 tuners
6 x DVB-T/T2/C tuners
(TDcH 22STC-I)
8 x CI interfaces
(TDcH 16S-I-Q, TDcH 16S-I, TDcH
22STC-I)
16 x QAM or COFDM full band modulators
-
Electronically adjustable output level
-
Suitable for adjacent channels
-
Symbol rates and modulation individually
adjustable
Service Multiplexing
-
TV-Service Multiplexing at each output
transponder to optimize available bandwidth.
-
TV-Service Multiplexing at the CA modules to
reduce
amount of needed CAM’s
SID, TSID and ONID management
-
To handle conflicts during multiplexing
-
To do changes if required
PID management
-
To handle PID conflicts
-
PID filtering, as a sample to reduce audio
channels from a TV service
-
Distribute the same TV services multiple times
with different languages
-
In case of service changes to secure no new
TV channel tune
EPG management
EPG handling to manage the amount of EPG-data
distributed in a output transponder
Transport Stream Processing
-
Network Information Table (NIT) for complete
head-end station
-
LCN (Logical Channel Numbering)
Service Filtering with the option to:
-
Remove unwanted services
-
Remove services to minimize data rate
HTML user interface via self-signed HTTPS
3.1.2
Block diagram
Note:
CI interface on TDcH 16S-I-Q, TDcH 16S-I and TDcH 22STC-I only
Terr / Cable input on TDcH 22STC-I only