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© TeamCast 2011 G ERARD FARIA ( GERARD. TEAMCAST. COM ) 26 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES
© TeamCast 2011 E TERNAL D ILEMMA : B ITRATE VERSUS R OBUSTNESS 226 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES HDTVSDTVLDTV FIXEPORTABLEMOBILE 64/256 QAM16QAMQPSK
© TeamCast 2011 M ORE B ITRATE, M ORE R OBUST, M ORE C OVERAGE 326 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES HDTV over Terrestrial Digital TV HDTV over Terrestrial Digital TV
© TeamCast 2011 T RANSMITTED S IGNAL AT - A - GLANCE ! 426 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES GuardInterval UsefulPeriod OFDM symbol OrthogonalCarrierSpacingOrthogonalCarrierSpacing TimeTime frequencyfrequency T2 FRAME SSS: Synchro P1 preamble SSS: Synchro P1 preamble SSS: Signalling P2 preamble SSS: Signalling P2 preamble SSS : Sounding Cont. / Scat. / TR pilots SSS : Sounding Cont. / Scat. / TR pilots Up to 50 Mbps Broadcast Up to 50 Mbps Broadcast
© TeamCast TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES S YSTEM A RCHITECTURE : 3 FUNCTIONAL BLOCKS n * TS n * GS PLP PLP... PLF PLF RF1 RF6
© TeamCast TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES S TATE - OF - THE -A RT P HYSICAL L AYER BB BB BB BB BB BB PLP PLP PLP PLPPLPPLP... BICM BICM BICM BICMBICMBICM Sync Sound Data Sig RFi Sync Sound Data Sig RFi
© TeamCast 2011 PhysicalLayerFrame[PLF] IF MISO IF SISO OFDM MODULATION WITH MISO CAPABILITIES 726 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES
© TeamCast 2011 Pure Signal Noisy Signal FixReception MORE BITRATE +16 M S AME ROBUSTNESS 826 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES DVB-T2 2G DVB-T2 for “FIX” reception 40 Mbps 256QAM2/ dB CoverageThreshold DVB-T 1G DVB-T for “FIX” reception 24 Mbps 64QAM2/ dB
© TeamCast 2011 Pure Signal Noisy Signal PortableReception MORE ROBUSTNESS +6 S AME BITRATE 926 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES DVB-T 1G DVB-T for “PORTABLE” 18 Mbps 16QAM2/3 15 dB DVB-T2 2G DVB-T2 for “PORTABLE” 18 Mbps 16QAM3/5 9 dB
© TeamCast 2011 DVB-T2 SPECIFICATIONS DESIGN IMPLIED UP TO HOURS OF WORK DVB-T2 HAS BEEN DEPLOYED BY THE PIONEERS OF D IGITAL TV : UK ! March 2010 : Commercial Launch of “Freeview HD” July 2010 : 50% UK households served with DVB-T2 January 2011 : up to 3 M receivers in operation HDTV DVB-T2 HDTV Set Top Boxes cost : <100£ <118€ <162US$ DVB-T2 IS BEING TO BE DEPLOYED IN THREE CONTINENTS (E UROPE, A SIA, A FRICA ) DVB-T2 IS ( SURELY ) THE MOST EFFICIENT DTTV STANDARD AVAILABLE NOWADAYS... W ILL IT BE THE MOST USED D IGITAL T ERRESTRIAL B ROADCAST STANDARD ? W HAT IS THE UNIQUE POSSIBLE CONCLUSION ? 26 TH F EBRUARY BES I NDIA T2 : P ERFORMANCES & F EATURES
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