Actual DVB-T System Profile:
Compliant with DVB-T terrestrial TV and MPEG2 standards
Four licensed UHF in 8MHz channels Ch-31,Ch-33,Ch-35, Ch-37
4 x 1000W DVB-T transmitters for a coverage of 30km
Tower height 180m, 2x8 panel antenna array
DVB-T Mode: 64QAM, FEC=3/4, GI=1/16, FFT=8k, Max Bit Rate=26.35Mb/s
TV signals from CVBS of Satellite Receivers
4-way MPEG2 encoders working at 3/4 D1 at 2Mb/s per channel
Remux and scrambler and CAS with smart card
30000 Subscribers using DVB-T STB with SD MPEG2
Fiber optic distribution link to Transmitter site of MNB
RF Non-regenerative re-transmission to neighbor cities
New DVB-T2 System Profile:
Fully compliant with DVB-T2/T terrestrial TV AVC/H.264/MPEG4, MPEG2 TV standards
Adding a new licensed UHF channel 28
Move from DVB-T to DVB-T2 in 1st step of Ch 28 and Ch 37
Transponder Ch-28 using Thomson headend with 40 SD encoders in statistical remux
Transponder Ch-37 remux of HD/SD MPEG2 and MPEG4
Simulcast of SD and HD, MPEG2 and MPEG4/H.264
Simulcrypt between old CAS and Enigma smart card less CAS
Cost effective DVB-T2/T STB supporting SD/HD, MPEG2 and MPEG4
Fiber optic distribution link to transmitter room of MNB
Add new channel 28 re-transmission to other cities
New DVB-T2 System Benefits:
End to end full digital system
World class Thomson MPEG4 encoder and statistical re-multiplexing, making possible of 1-1.2Mb/s per channel
More TV channels per UHF transponders, reduce OPEX, 3-4 Transponders can broadcast 120 TV channels
French Enigma CAS without smart card, cost saving of 4 USD/smart card
French Enigma CAS with scratch card by mobile SMS for micro payment, Billing system in English , upgradable to Mongolian
One High power DVB-T2 transmitter from Italy
Conversion of 1 DVB-T transmitter to DVB-T2 by using exciter from Teamcast France
Good experience and wide expertise in the digital terrestrial TV system
Digital Terrain Model and Transmitter/Repeater Location
DVB-T to DVB-T2 Transition Diagram
