DVB-T2 Depployment for the World Cup 2014 in Cameroon
 DVB-T to DVB-T2 System Upgrade in Ghana
 DVB-T to DVB-T2 Transition in Ulaanbaatar, Mongolia
 Chinese Digital Terrestrial TV DTMB Deployment in Laos
 Mobile TV Broadcasting Network Planning in Thailand
 CMMB Network in Shanghai
 DVB-T Network in Gabon
 DVB-T Network Deployment in Ghana
 DVB-T MMDS Project in Sudan
 ISDB-T Live Broadcasting Pilot in Chile
 DVB-T to DVB-T2 System Upgrade in Ghana

DVB-T to DVB-T2 System Upgrade in Ghana




Actual DVB-T System Overview


1 Compliant with DVB-T terrestrial TV and MPEG2 standards

1 One license UHF Ch-40 at 626MHz for DVB-T

1 1000W DVB-T transmitters for Accra, Kumasi and Takoradi

1 200W DVB-T transmitters for Cap Coast and Kofuoradia

1 DVB-T Mode: 64QAM, FEC=3/4, GI=1/16, FFT=8k, Max Bit Rate=30Mb/s

1 9 TV channels in MPEG2 SD from studio

1 MPEG2 encoder working at 2.5Mb/s per TV program

1 Enigma scrambler and CAS without smart card

1 450km Microwave links to rout the headend signal to transmitters



DVB-T2 System Upgrade and Benefits


      1 Fully End to End Digital System

1 Compliant with DVB-T2/T, AVC/H.264/MPEG4, MPEG2

1 New license UHF Ch-45 at 666MHz for DVB-T2

1 DVB-T2 modulation mode at 256QAM, FEC=3/4, GI=1/128 with a bandwidth of 45Mb/s

1 More TV channels per UHF transponders, reduce OPEX, 2 UHF Transponders can broadcast up to 40 TV channels

1 Thomson MPEG4 encoder and statistical re-multiplexing, making possible of 1-1.2Mb/s per SD channel

1 New Headend with 20 SD encoders in MPEG4/H.264; 1+1 Statistical Remux Scrambler carries both DVB-T and DVB-T2 signals

1 Simulcast of SD and HD, MPEG2 and MPEG4/H.264

1 Thomson DVB-T2 transmitters, 1500W for Accra, 2x1000W for Kumasi and Takoradi, 2x600W for Cap Coast and Kofuoradia

1 Enigma CAS without smart card, cost saving of 4 USD/smart card

1 Enigma CAS with scratch card by mobile SMS for micro payment

1 Cost effective DVB-T2/T STB supporting SD/HD, MPEG2 and MPEG4

1 NEC IP Microwave with 400Mb/s to support multi service, broadcast, IP access, Voice over IP and Video supervision.

1 Solar and Diesel Electricity Backup System for Microwave Links



450km IP Microwave Links
DVB-T/T2 Headend System Diagram
DVB-T/T2 Transmitter System Diagram
IP Microwave for Multi Service Platform
Solar and Diesel Electricity Double Redundancy for IP Microwave Links
DVB-T/T2 Dual Mode STB

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