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© Teamcast - 2008 © © Teamcast Teamcast - - 2008 2008 ESA - Evolutions in Satellite Ground Segments - Noordwijk ESA ESA - - Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments - - Noordwijk Noordwijk 6th June 2008 6th June 2008 6th June 2008 1 1 1 Gerard FARIA TeamCast Executive Director ([email protected]) Gerard FARIA Gerard FARIA TeamCast Executive Director TeamCast Executive Director ([email protected]) ([email protected])

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Page 1: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© Teamcast Teamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 111

Gerard FARIA

TeamCast Executive Director([email protected])

Gerard FARIAGerard FARIA

TeamCast Executive DirectorTeamCast Executive Director([email protected])([email protected])

Page 2: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© Teamcast Teamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 222

“TV to Mobile” : a lot of suitors !!!

S-DMB(T-DMB)

SS--DMBDMB(T(T--DMB)DMB)

DVB-H(DVB-T)

DVBDVB--HH(DVB(DVB--T)T)

ISDB-T(OneSeg)

ISDBISDB--TT(OneSeg)(OneSeg)

UMTSMBMS / HSDPA

UMTSUMTSMBMS / HSDPAMBMS / HSDPA

GSM(GPRS)

GSMGSM(GPRS)(GPRS)

MediaFLO(Qualcomm)

MediaFLOMediaFLO(Qualcomm)(Qualcomm)

Above 1 GHzAbove Above 1 GHz1 GHz

Below 1 GHzBelow Below 1 GHz1 GHz

CDMB(DTMB / DMB-T)

CDMBCDMB(DTMB / DMB(DTMB / DMB--T)T)

T-DMB(S-DMB)

TT--DMBDMB(S(S--DMB)DMB)

DVB-SH(DVB-H)

DVBDVB--SHSH(DVB(DVB--H)H)

CMMB(sTiMi)

CMMBCMMB(sTiMi)(sTiMi)

ATSC M/H(ATSC)

ATSC M/HATSC M/H(ATSC)(ATSC)

200420042004200520052005200620062006200720072007200320032003200820082008

Page 3: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 333

“TV to Mobiles”

Physics remains Physics…

for all systems!

Gerard FARIA ([email protected])Gerard FARIA ([email protected])Gerard FARIA ([email protected])

Page 4: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 4446th June 20086th June 20086th June 2008

“TV to Mobile” experiences “Doppler Noise”

DVB-T vs DVB-H(8K - gi 1/4 - 16QAM 2/3 - MPE-FEC 3/4)

13,27 Mbps

0,0 dB

10,0 dB

20,0 dB

30,0 dB

40,0 dB

50,0 dB

0 Hz 1 Hz 10 Hz 100 Hz 1000 Hz

DVB-H @ FER 5%

DVB-H @ MFER 5%

Flat Behaviour

Up to Max Speed

QPSK 1/2 (5 Mbps)QPSK 1/2 (5 Mbps)

16QAM 2/3 (13 Mbps)16QAM 2/3 (13 Mbps)DVB-TMobilePenalty

6 to 12 dB

DVB-H GainArea

DVB-H GainArea

DVB-HMPE-FECGAIN :

2 to 5 dB (Pedestrian)

64QAM 2/3 (20 Mbps)64QAM 2/3 (20 Mbps)

Christian AndreasChristian Andreas

DOPPLERDOPPLER(1803(1803--1853)1853)

)cos(Φ∗∗=ΔCf

Vf rfD

DVB-HMPE-FECGAIN :

5 to 9 dB (Mobile)

470 MHz UHF Band IV (21)854 MHz UHF Band V (69)

2 km/h1 km/h

23 km/h13 km/h

230 km/h126 km/h

1840 km/h1008 km/h TU6TU6TU6

Page 5: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 5556th June 20086th June 20086th June 2008

And “TV to Mobiles” drives to new Coverage challenges!

Digital TVtransmitterDigital TVtransmitter

FOR FIX FOR FIX RECEPTION:RECEPTION:

Field StrengthField Strengthis Plannedis Planned

to offer theto offer theC/N thresholdC/N threshold

at 10 metersat 10 metersabove theabove the

Ground LevelGround Level

But for NOMADICBut for NOMADICRECEPTION:RECEPTION:

Field StrengthField StrengthShall be Shall be

available available At 1.5 meterAt 1.5 meter

Above Ground.Above Ground.

PENALTY: 12 dBPENALTY: 12 dB(for Outdoor Rx)(for Outdoor Rx)

Broadcast to NOMADIC Handhelds Terminals :Broadcast to NOMADIC Handhelds Terminals :. Ground level penalty . Ground level penalty ~ 12 dB~ 12 dB. Indoor penalty . Indoor penalty ~ 8 dB~ 8 dB. Mobile penalty (Outcar/Incar). Mobile penalty (Outcar/Incar) ~ 8 dB / 16 dB~ 8 dB / 16 dB

Building Penetration LossBuilding Penetration Loss

PENALTY: 8 dBPENALTY: 8 dB(for Indoor Rx)(for Indoor Rx)

MobilityMobility

PENALTY : 8 dB (Outcar antenna) PENALTY : 8 dB (Outcar antenna) PENALTY : 16 dB (Incar antenna)PENALTY : 16 dB (Incar antenna)

Page 6: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 666

“TV to Mobiles”

a World of Standards but…

(quasi-)all are using COFDM !

Gerard FARIA ([email protected])Gerard FARIA ([email protected])Gerard FARIA ([email protected])

Page 7: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 777

“TV to Mobile” : COFDM (quasi-) everywhere !

S-DMB(T-DMB)

SS--DMBDMB(T(T--DMB)DMB)

DVB-H(DVB-T)

DVBDVB--HH(DVB(DVB--T)T)

ISDB-T(OneSeg)

ISDBISDB--TT(OneSeg)(OneSeg)

UMTSMBMS / HSDPA

UMTSUMTSMBMS / HSDPAMBMS / HSDPA

GSM(GPRS)

GSMGSM(GPRS)(GPRS)

MediaFLO(Qualcomm)

MediaFLOMediaFLO(Qualcomm)(Qualcomm)

Above 1 GHzAbove Above 1 GHz1 GHz

Below 1 GHzBelow Below 1 GHz1 GHz

CDMB(DTMB / DMB-T)

CDMBCDMB(DTMB / DMB(DTMB / DMB--T)T)

T-DMB(S-DMB)

TT--DMBDMB(S(S--DMB)DMB)

DVB-SH(DVB-H)

DVBDVB--SHSH(DVB(DVB--H)H)

CMMB(sTiMi)

CMMBCMMB(sTiMi)(sTiMi)

ATSC M/H(ATSC)

ATSC M/HATSC M/H(ATSC)(ATSC)

Page 8: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 888

TRANSPORT Options : “TS packets” or “IP+TS packets”

MULTIMEDIA : CONTENTS / APPLICATIONS / SERVICESMULTIMEDIA : CONTENTS / APPLICATIONS / SERVICESMULTIMEDIA : CONTENTS / APPLICATIONS / SERVICES

T-DABPhysical Layer

TT--DABDABPhysical LayerPhysical Layer

DA

BD

igita

l RA

DIO

Serv

ices

DA

BD

AB

Dig

ital R

AD

IOD

igita

l RA

DIO

Serv

ices

Serv

ices

MP4-AVCMP4-BSACMP4-BIFS

MP4MP4--AVCAVCMP4MP4--BSACBSACMP4MP4--BIFSBIFS

TSTScircuitcircuit

MP4-SLMP4MP4--SLSL

MPEG-TSencapsulation

MPEGMPEG--TSTSencapsulationencapsulation

TS FEC(RS)

TS FECTS FEC(RS)(RS)

T-DMBTT--DMBDMB

TSTSTS

IPIPIP

IP: TRANSPORT ConvergenceIP: TRANSPORT ConvergenceIP: TRANSPORT Convergence

DVB-IPDC : IP DataCastSERVICE Convergence

DVBDVB--IPDC : IP DataCastIPDC : IP DataCastSERVICE ConvergenceSERVICE Convergence

DVB-HDVBDVB--HH

MP4-VMP4-AMP4-D

MP4MP4--VVMP4MP4--AAMP4MP4--DD

TSTSTS

DRMSub System

DRMDRMSub SystemSub System

FramingSub-Channel

FramingFramingSubSub--ChannelChannel

FLO

Physical Layer

FLOFLO

Physical LayerPhysical Layer

MediaFLOMediaFLOMediaFLO

MP2-A/V/DMP4-A/V/DMP2MP2--A/V/DA/V/DMP4MP4--A/V/DA/V/D

MPEG2-MUXMPEG2MPEG2--MUXMUX

ISDB-TSingle Segment

ISDBISDB--TTSingle SegmentSingle Segment

ISDB-TISDBISDB--TT

TSTSTS

DV

B

Dig

ital T

V S

erv

ices

DV

BD

VB

Dig

ital T

V S

erv

ices

Dig

ital T

V S

erv

ices

TSTSTS

DVB-TDVBDVB--TT

IPIPIP

TSTSTSTSTSTS

DVB-SHDVBDVB--SHSH

Page 9: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 999

Transmission: COFDM is everywhere!

GuardGuardIntervalInterval

UsefulUsefulPeriodPeriod

OFDM symbolOFDM symbolOrthogonalCarrierSpacing

OrthogonalOrthogonalCarrierCarrierSpacingSpacing

TimeTimeTime

freq

uenc

y

freq

uenc

y

freq

uenc

y

With OFDM,With OFDM,

Bitrate isBitrate is

INDEPENDENTINDEPENDENT

Of the s/c numberOf the s/c number

2K2K

4K4K

8K8K

DABDAB DVBDVB ISDBISDB FLOFLO CDMBCDMB CMMBCMMB

1,5 MHz1,5 MHz 5/6/7/8 5/6/7/8 MHzMHz

6/7/8 6/7/8 MHzMHz

6/7/8 6/7/8 MHZMHZ

6/7/8 6/7/8 MHzMHz 2/8 MHz2/8 MHz

8K8K 8K8K SCSC

4K4K 4K4K 4K4K 4K4K 4K4K

2K2K 2K2K 2K2K

1K1K 1K1K

512512

256256

Page 10: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 101010

Frame Preamble :Frame Preamble :for Synchronisation & Signallingfor Synchronisation & Signalling with Null Symbol :with Null Symbol : DAB/TDAB/T--DMB, DMB, for Synchronisation & Signallingfor Synchronisation & Signalling without Null Symbol :without Null Symbol : FLO (TDM pilots),FLO (TDM pilots),

SSS options (1/3): Frame Preamble

NullNullSymbolSymbol

SignallingSignallingSymbol(s)Symbol(s)

SyncSyncSymbolSymbol

TimeTimeTime

freq

uenc

y

freq

uenc

y

freq

uenc

y

DABDAB

DD--QPSKQPSK

PreamblePreamble Data PayloadData Payload

Page 11: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 111111

Pilots spread in Frame :Pilots spread in Frame :for Synchronisation, Channel Estimation & Signalling : for Synchronisation, Channel Estimation & Signalling : DVBDVB--H, ISDBH, ISDB--T, CMMB T, CMMB for Synchronisation, Channel Estimation :for Synchronisation, Channel Estimation : FLO (FDM Pilots), FLO (FDM Pilots), for Signalling : for Signalling : CDMB or DTMB or DMBCDMB or DTMB or DMB--TH, TH,

SSS options (2/3): Pilots

GuardInterval

GuardGuardIntervalInterval

UsefulPeriodUsefulUsefulPeriodPeriod

OFDM symbolOFDM symbolOFDM symbol

FFTFFTwindowwindow

TimeTimeTime

freq

uenc

y

freq

uenc

y

freq

uenc

y

DVBDVB ISDBISDB FLOFLO CMMBCMMB

DD--QPSKQPSK BPSKBPSK

QPSKQPSK QPSKQPSK QPSKQPSK QPSKQPSK

16QAM16QAM 16QAM16QAM 16QAM16QAM 16QAM16QAM

64QAM64QAM 64QAM64QAM

Page 12: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 121212

SSS options (3/3): Symbol Preamble (TDS-OFDM)

GuardInterval

GuardGuardIntervalInterval

UsefulPeriodUsefulUsefulPeriodPeriod

OFDM symbolOFDM symbolOFDM symbol

TimeTimeTime

freq

uenc

y

freq

uenc

y

freq

uenc

y

PNPNFFTFFT

windowwindow

CDMBCDMB

4QAM4QAM--NRNR

4QAM4QAM

16QAM16QAM

32QAM32QAM

64QAM64QAM

PN sequences as OFDM symbol preamble (instead of the classical CPN sequences as OFDM symbol preamble (instead of the classical Cyclic Prefix):yclic Prefix):

for Synchronisation & Channel Estimation : for Synchronisation & Channel Estimation : CDMB or DTMB or DMBCDMB or DTMB or DMB--THTH

for Signalling : few pilots constituting a low bitrate channelfor Signalling : few pilots constituting a low bitrate channel

Page 13: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 131313

FEC & Interleaving: a lot of solutions!

Data to BroadcastData to Broadcast

FECs + InterleaversFECs + InterleaversFECs + Interleavers

TimeTimeTime

freq

uenc

y

freq

uenc

y

freq

uenc

y

DMBDMB--TT DVBDVB--HH FLOFLO CDMBCDMBISDBISDB--T T (OneSeg)(OneSeg)

TT--DMB :DMB : DABDAB--FEC (RS + Virtual Time Interleaver) FEC (RS + Virtual Time Interleaver) + RS (MPEG) + RS (MPEG) + CC (+ CC (““ViterbiViterbi””) ) + Service Time Interleaver (384 ms)+ Service Time Interleaver (384 ms)ISDBISDB--T:T: RS (MPEG) RS (MPEG) + CC (+ CC (““ViterbiViterbi””) ) + Sub+ Sub--Band Interleaver (up to 1 second)Band Interleaver (up to 1 second)DVBDVB--H :H : MPEMPE--FEC (RS + Virtual Time Interleaver) FEC (RS + Virtual Time Interleaver) + RS/Outer Intl + RS/Outer Intl + CC/Inner Interleaver+ CC/Inner InterleaverFLO :FLO : RS RS + TURBO + TURBO + Interlaced Sub+ Interlaced Sub--channels (~250 ms)channels (~250 ms)CDMB :CDMB : BCH BCH + LDPC + LDPC + Time Interleaver (~84 ms & ~255 ms)+ Time Interleaver (~84 ms & ~255 ms)CMMB :CMMB : RS/Outer Intl RS/Outer Intl + LDPC + LDPC + 25ms slots within 1s frame+ 25ms slots within 1s frame

Page 14: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 141414

“TV to Mobile” : Variations around COFDM

MACMACChannelChannelEncoderEncoder

Time Time InterleaveInterleave FramingFraming ModulationModulation

ChannelChannelBandwidthBandwidth

DMBDMB--TTRS + Outer IntlRS + Outer Intl(from DVB(from DVB--T)T)

CCCC(per service)(per service)

384 ms384 ms(per service)(per service)

2K 1K 2K 1K ½½K K ¼¼KKFrame PreambleFrame Preamble

DD--QPSKQPSK 1.5 MHz1.5 MHz

ISDBISDB--TT --RS + Outer IntlRS + Outer IntlCC + Inner IntlCC + Inner Intl

Up to 1 secondUp to 1 second8K 4K 2K8K 4K 2K

PilotsPilotsDD--QPSK, QPSK,QPSK, QPSK,16QAM, 64QAM16QAM, 64QAM

6 / 7 / 8 MHz6 / 7 / 8 MHz

DVBDVB--HHMPEMPE--FECFEC

(RS + Time Slice)(RS + Time Slice)RS + Outer IntlRS + Outer IntlCC + Inner IntlCC + Inner Intl

--8K 4K K2 8K 4K K2

PilotsPilotsQPSK,QPSK,

16QAM, 64QAM16QAM, 64QAM5 / 6 / 7 / 8 MHz5 / 6 / 7 / 8 MHz

FLOFLORS + Turbo CoderRS + Turbo Coder

(Outer Interleave per service)(Outer Interleave per service)~250 ms~250 ms

4K4KTDM & FDM PilotsTDM & FDM Pilots

QPSK,QPSK,16QAM16QAM

6 / 7 / 8 MHz6 / 7 / 8 MHz

CDMBCDMB -- BCH + LDPCBCH + LDPC~85 ms~85 ms~255 ms~255 ms

SC or 4KSC or 4KSymbol PreambleSymbol Preamble

4QAM4QAM--NR, 4QAM,NR, 4QAM,1616--3232--64 QAM64 QAM

6 / 7 / 8 MHz6 / 7 / 8 MHz

CMMBCMMB --RS + Outer IntlRS + Outer Intl

LDPCLDPC25ms slots25ms slots

Within 1s frameWithin 1s frame4K (8 MHz)4K (8 MHz)1K (2 MHz)1K (2 MHz)

BPSK,BPSK,QPSK, 16QAMQPSK, 16QAM

8 MHz8 MHz2 MHz2 MHz

Channel EncoderChannel Encoder OFDM modulatorOFDM modulator

iFFTiFFT

xKxK yKyK zKzK

Framing/PilotsFraming/Pilots

SIGSIGSYNCSYNCESTIMESTIM

““MACMAC””layerlayer

TSTS

OFDM demodulatorOFDM demodulator Channel DecoderChannel Decoder

TSTS

““MACMAC””layerlayer

iFFTiFFTFraming/PilotsFraming/Pilots

SIGSIG SYNCSYNCESTIMESTIM

OUTER CODINGOUTER CODING

BCBC OuterOuterIntlIntl

INNER CODINGINNER CODING

CCCC InnerInnerIntlIntl

OUTER DECODEROUTER DECODERINNER DECODERINNER DECODER

““PHYPHY””layerlayer

““PHYPHY””layerlayer

DATA FECDATA FEC DATA FECDATA FEC

TimeTimeIntlIntl

TimeTimeIntlIntl

xKxK yKyK zKzK BCBCOuterOuterIntlIntlCCCCInnerInner

IntlIntl

Page 15: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 151515

Gerard FARIA ([email protected])Gerard FARIA ([email protected])Gerard FARIA ([email protected])

200720072007

Page 16: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 161616

“TV to Mobile” : DVB-SH for ubiquitous service availability !

Birth CertificateName : Satellite Services to HandHelds

Nick Name : DVB-SH

Date of Birth : 14 February 2007 (53rd DVB Steering Board)

Standardisation : SYSTEM ETSI TS 102 585 V1.1.1 (2007-07)WAVEFORM ETSI EN 302 583 V1.1.1 (2008-03)

Frequency bands : Below 3 GHz (1..3 GHz)Signal Bandwidth : 1.75 MHz, 5 / 6 / 7 / 8 MHz

Waveform : SH-A = OFDM / OFDM (Satellite / Terrestrial) SH-B = TDM / OFDM (Satellite / Terrestrial)

OFDM Waveform : Multi-Carrier (OFDM) FFT sizes : 1K / 2K / 4K / 8K

Guard Interval : 1/4, 1/8, 1/16, 1/32

Constellations :(OFDM) QPSK, 16QAM, Hierarchical (QPSK in QPSK)

(TDM) QPSK, 8PSK, 16APSK, Code Rates : 1/5, 2/9, 1/4, 2/7, 1/3, 2/5, 1/2, 2/3

Channel Encoder : Common for the two waveforms,. Input Adaptation Encapsulation in EFRAME of 12282 bits

Insertion of EFRAME header & CRC16. Scrambling over EFRAME

. FEC 3GPP2 TurboCode over 12282 bits input blocs. Interleavers DVB-T bit interleaver (frequency interleaver),

DVB-SH Convolutional Block interleaver,. Forney Type with 48 branches

(Rx : class-1) . ~320 ms (QPSK) / ~160 ms (16QAM)(Rx : class-2) . ~9600 ms (QPSK) / ~4800 ms (16QAM)

Page 17: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 171717

Electric Waves

RadioWaves

Infra-RedVisibleLight

UltraViolet

X-RaysGamma

RaysCosmicRays

Radio SpectrumRadio Spectrum

SatelliteSatelliteOnlyOnly

HybridHybridTerrestrialTerrestrial

&&SatelliteSatellite

DVB-SH breaking gap between DVB-T & DVB-S

LongWaveRadio

MediumWaveRadio

ShortWaveRadio

IIFM

Radio

IIITV

(VHF)

IV & VTV

(UHF)

KuBand

KaBand

L & SBands

CBand

10 100 1000 10000 100000 1000000 10000000 100000000 100000

3 30 30 30000

300 3

LF SHF EHF Decreasing CoverageIncreasing Bandwidth

Increasing CoverageDecreasing Bandwidth HFMF

30

VHF

3300

UHF

kHz MHz GHz

TerrestrialTerrestrialOnlyOnly

Page 18: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 181818

MULTIMEDIA : CONTENTS / APPLICATIONS / SERVICESMULTIMEDIA : CONTENTS / APPLICATIONS / SERVICESMULTIMEDIA : CONTENTS / APPLICATIONS / SERVICES

IP: TRANSPORT LayerIP: TRANSPORT LayerIP: TRANSPORT Layer

DVB-IPDC : IP DataCastDVBDVB--IPDC : IP DataCastIPDC : IP DataCast

DVB

Digital TV Services

DVBDVB

Digital TV ServicesDigital TV Services

TSTSTS

DVB-TDVBDVB--TT

IPIPIP

TSTSTS

DVB-HDVBDVB--HH

IP: TRANSPORT LayerIP: TRANSPORT LayerIP: TRANSPORT Layer

DVB-IPDC : IP DataCastDVBDVB--IPDC : IP DataCastIPDC : IP DataCast

IPIPIP

TSTSTS

DVB-SHDVBDVB--SHSH

TSTSTS

++

DVB-SH : “Hybrid Distribution Network” for IPDC !

Page 19: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 1919196th June 20086th June 20086th June 2008

DVBDVB--SHSH--AA ::OFDMOFDM on the satellite linkon the satellite link

OFDMOFDM on the terrestrial linkon the terrestrial link

DVBDVB--SHSH--BB ::TDMTDM on the satellite link on the satellite link

OFDMOFDM on the terrestrial linkon the terrestrial link

Class 1Class 1 receivers error protection scheme :receivers error protection scheme :Physical LayerPhysical Layer : for errors of ONE burst.: for errors of ONE burst.

Link LayerLink Layer : for errors of SEVERAL bursts.: for errors of SEVERAL bursts.

Class 2Class 2 receivers error protection scheme :receivers error protection scheme :Physical LayerPhysical Layer : for errors of SEVERAL bursts : for errors of SEVERAL bursts (up to 10 seconds).(up to 10 seconds).

Link LayerLink Layer : no additionnal protection but : no additionnal protection but DVBDVB--H time slicing ! H time slicing !

DVB-SH : 2 waveforms & 2 receiver classes

S-Band

Page 20: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 202020

Satellite

Terminals

DVB-SH targets S-Band (2,2 GHz), which is some 50%

higher than L-Band & four times as high as UHFSH-A : OFDM

SH-B : TDM Modulations

In S-Band

SH-A : OFDMSH-B : OFDMModulations

In S-Band

Satellite Earth Station

Terrestrial Repeater

DVB-SH : Hybrid Network to serve Handheld Terminals

DVB-SH usesComplementary Coverageof Terrestrial Transmittersproducing COFDM signals

DVB-SH benefits from spectrum available in

S-band hence DVB-SH is an extension to DVB-H

DVB-SH uses a primary distribution network to feed

both Earth Station & Terrestrial Repeaters

MMContents

PrimaryDistribution

Network

PrimaryPrimaryDistributionDistribution

NetworkNetwork

IPDCHeadEnd

Page 21: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

LABORATORY TESTS ON “TERRESTRIAL COMPONENT”

LABORATORY TESTS ON LABORATORY TESTS ON ““TERRESTRIAL TERRESTRIAL COMPONENTCOMPONENT””

Gerard FARIA ([email protected])Gerard FARIA ([email protected])27th May 2008B21C project - Results of Laboratory Tests of DVB-SH Complementary Ground Component 21

Page 22: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

Dual Antenna : Effect of Code Rate in QPSKDual Antenna : Effect of Dual Antenna : Effect of Code Rate in QPSKCode Rate in QPSK

27th May 2008B21C project - Results of Laboratory Tests of DVB-SH Complementary Ground Component 22

3,5 dB4,1 dB

5,9 dB

10 Hz; 10,7 dB

234 Hz; 16,5 dB

4,8

5,5

8,8

10 Hz; 10,0 dB

328 Hz; 12,5 dB

2,32,5

4,8

10 Hz; 6,3 dB

346 Hz; 8,5 dB

1,01,3

2,8

10 Hz; 4,5 dB

346 Hz; 7,3 dB

-0,30,0

1,0

10 Hz; 3,0 dB

346 Hz; 5,3 dB

1,8

2,5

5,8

10 Hz; 4,5 dB

346 Hz; 7,5 dB

-0,8-0,3

2,010 Hz; 1,7 dB

346 Hz; 4,5 dB

10 Hz; 1,3 dB

358 Hz; 3,3 dB

10 Hz; 0,5 dB

354 Hz; 2,5 dB

-3,0 dB

3 dB

6 dB

9 dB

12 dB

15 dB

18 dB

0 Hz 1 Hz 10 Hz 100 Hz 1000 Hz

DVB-T (UHF) vs DVB-SH (SBand)Effect of Diversity Reception with various Code Rates in QPSK

DVB-T Fix - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - TI : None - 3,11 Mbps DVB-T Mo - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - TI : None - 3,11 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps

Stationary Channels. Rayleigh. Rice. Awgn

Mobile Channel

. TU6

U:180 km/h

S: 50 km/h

U:360 km/h

S:100 km/h

U:540 km/h

S:150 km/h

U:900 km/h

S:250 km/h

U:720 km/h

S:200 km/h

©B21C ‐February 2008 ‐All measurements at FER5 ‐Reults from TF407 Laboratory Tests campaign

3,5 dB4,1 dB

5,9 dB

10 Hz; 10,7 dB

234 Hz; 16,5 dB

4,8

5,5

8,8

10 Hz; 10,0 dB

328 Hz; 12,5 dB

2,32,5

4,8

10 Hz; 6,3 dB

346 Hz; 8,5 dB

1,01,3

2,8

10 Hz; 4,5 dB

346 Hz; 7,3 dB

-0,30,0

1,0

10 Hz; 3,0 dB

346 Hz; 5,3 dB

1,8

2,5

5,8

10 Hz; 4,5 dB

346 Hz; 7,5 dB

-0,8-0,3

2,010 Hz; 1,7 dB

346 Hz; 4,5 dB

10 Hz; 1,3 dB

358 Hz; 3,3 dB

10 Hz; 0,5 dB

354 Hz; 2,5 dB

-3,0 dB

3 dB

6 dB

9 dB

12 dB

15 dB

18 dB

0 Hz 1 Hz 10 Hz 100 Hz 1000 Hz

DVB-T (UHF) vs DVB-SH (SBand)Effect of Diversity Reception with various Code Rates in QPSK

DVB-T Fix - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - TI : None - 3,11 Mbps DVB-T Mo - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - TI : None - 3,11 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 MbpsStationary - Single - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps Mobile - Single - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/3 - 320 ms (uni) - 4,44 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/2 - 320 ms (uni) - 3,36 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 2/5 - 320 ms (uni) - 2,67 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - QPSK 1/3 - 320 ms (uni) - 2,22 Mbps

Stationary Channels. Rayleigh. Rice. Awgn

Mobile Channel

. TU6

U:180 km/h

S: 50 km/h

U:360 km/h

S:100 km/h

U:540 km/h

S:150 km/h

U:900 km/h

S:250 km/h

U:720 km/h

S:200 km/h

©B21C ‐February 2008 ‐All measurements at FER5 ‐Reults from TF407 Laboratory Tests campaign

Page 23: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

Dual Antenna : Effect of Code Rate in 16QAMDual Antenna : Effect of Dual Antenna : Effect of Code Rate in 16QAMCode Rate in 16QAM

27th May 2008B21C project - Results of Laboratory Tests of DVB-SH Complementary Ground Component 23

9,3 dB9,8 dB

11,8 dB

10 Hz; 16,3 dB

204 Hz; 22,0 dB

8,89,1

11,3

10 Hz; 13,4 dB

309 Hz; 14,9 dB

6,36,6

8,4

10 Hz; 10,9 dB

309 Hz; 12,4 dB

5,05,0

6,6

10 Hz; 9,1 dB

309 Hz; 10,5 dB

4,74,7

5,6

10 Hz; 8,4 dB

309 Hz; 9,6 dB

5,96,3

8,410 Hz; 7,8 dB

309 Hz; 10,5 dB

3,43,8

5,6 10 Hz; 5,9 dB

309 Hz; 8,0 dB

10 Hz; 4,7 dB

309 Hz; 6,4 dB

10 Hz; 3,8 dB

309 Hz; 6,1 dB

3 dB

6 dB

9 dB

12 dB

15 dB

18 dB

21 dB

24 dB

0 Hz 1 Hz 10 Hz 100 Hz 1000 Hz

DVB-T (UHF) vs DVB-SH (SBand)Effect of Diversity Reception with various Code Rates in 16QAM

DVB-T Fix - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - TI : None - 6,22 Mbps DVB-T Mo - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - TI : None - 6,22 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 2/7 - 160 ms (uni) - 3,75 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 2/7 - 160 ms (uni) - 3,75 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps

Stationary Channels. Rayleigh. Rice. Awgn

Mobile Channel

. TU6

U:180 km/h

S: 50 km/h

U:360 km/h

S:100 km/h

U:540 km/h

S:150 km/h

U:900 km/h

S:250 km/h

U:720 km/h

S:200 km/h

©B21C ‐February 2008 ‐All measurements at FER5 ‐Reults from TF407 Laboratory Tests campaign

9,3 dB9,8 dB

11,8 dB

10 Hz; 16,3 dB

204 Hz; 22,0 dB

8,89,1

11,3

10 Hz; 13,4 dB

309 Hz; 14,9 dB

6,36,6

8,4

10 Hz; 10,9 dB

309 Hz; 12,4 dB

5,05,0

6,6

10 Hz; 9,1 dB

309 Hz; 10,5 dB

4,74,7

5,6

10 Hz; 8,4 dB

309 Hz; 9,6 dB

5,96,3

8,410 Hz; 7,8 dB

309 Hz; 10,5 dB

3,43,8

5,6 10 Hz; 5,9 dB

309 Hz; 8,0 dB

10 Hz; 4,7 dB

309 Hz; 6,4 dB

10 Hz; 3,8 dB

309 Hz; 6,1 dB

3 dB

6 dB

9 dB

12 dB

15 dB

18 dB

21 dB

24 dB

0 Hz 1 Hz 10 Hz 100 Hz 1000 Hz

DVB-T (UHF) vs DVB-SH (SBand)Effect of Diversity Reception with various Code Rates in 16QAM

DVB-T Fix - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - TI : None - 6,22 Mbps DVB-T Mo - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - TI : None - 6,22 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 MbpsStationary - Single - 5 MHz - 2K 1/4 - 16QAM 2/7 - 160 ms (uni) - 3,75 Mbps Mobile - Single - 5 MHz - 2K 1/4 - 16QAM 2/7 - 160 ms (uni) - 3,75 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/2 - 160 ms (uni) - 6,71 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 2/5 - 160 ms (uni) - 5,33 MbpsStationary - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps Mobile - Div. 2 - 5 MHz - 2K 1/4 - 16QAM 1/3 - 160 ms (uni) - 4,44 Mbps

Stationary Channels. Rayleigh. Rice. Awgn

Mobile Channel

. TU6

U:180 km/h

S: 50 km/h

U:360 km/h

S:100 km/h

U:540 km/h

S:150 km/h

U:900 km/h

S:250 km/h

U:720 km/h

S:200 km/h

©B21C ‐February 2008 ‐All measurements at FER5 ‐Reults from TF407 Laboratory Tests campaign

Page 24: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

DVB-SH CGC : PERFORMANCES IN TU6 AT A GLANCEDVBDVB--SH CGC : SH CGC : PERFORMANCES IN TU6 AT A PERFORMANCES IN TU6 AT A GLANCEGLANCE

27th May 2008B21C project - Results of Laboratory Tests of DVB-SH Complementary Ground Component 24

3 Mbps

6 Mbps

9 Mbps

0 dB 3 dB 6 dB 9 dB 12 dB 15 dB 18 dB 21 dB 24 dB 27 dB

Single/Diversity  Reception vs Robustness & Bitrate5 MHz ‐ 2K 1/4 ‐ Class A Time Interleaver (320ms in QPSK & 160ms in 16QAM)

©B21C ‐February 2008 ‐All measurements in TU6 at FER5 ‐Reults from TF407 Laboratory Tests campaign

1/2

2/3

1/2

2/3 3/4

2/32/3

1/21/2

2/52/5

2/3

1/2

2/5

1/3

1/3

1/32/3

1/2

2/5

1/3

2/72/7

2/72/7

1/41/4

1/41/4

TU6

1/2

2/3

3/4

1/2

2/3

3/4

5/6

5/6

7/8

3 Mbps

6 Mbps

9 Mbps

0 dB 3 dB 6 dB 9 dB 12 dB 15 dB 18 dB 21 dB 24 dB 27 dB

Single/Diversity  Reception vs Robustness & Bitrate5 MHz ‐ 2K 1/4 ‐ Class A Time Interleaver (320ms in QPSK & 160ms in 16QAM)

©B21C ‐February 2008 ‐All measurements in TU6 at FER5 ‐Reults from TF407 Laboratory Tests campaign

1/2

2/3

1/2

2/3 3/4

2/32/3

1/21/2

2/52/5

2/3

1/2

2/5

1/3

1/3

1/32/3

1/2

2/5

1/3

2/72/7

2/72/7

1/41/4

1/41/4

TU6

1/2

2/3

3/4

1/2

2/3

3/4

5/6

5/6

7/8

Page 25: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

ConclusionsConclusionsConclusionsExperimentation of the DVBExperimentation of the DVB--SH Physical Layer, focused on the Complementary Ground SH Physical Layer, focused on the Complementary Ground Component (Terrestrial only) has been done by the B21C project iComponent (Terrestrial only) has been done by the B21C project in 2007n 2007--2008,2008,

Up to 500 transmissions modes have been explored (i.e. 1000 hourUp to 500 transmissions modes have been explored (i.e. 1000 hours / 50 days),s / 50 days),

SHSH--CGC has a coherent behaviour in regard to DVBCGC has a coherent behaviour in regard to DVB--T:T:Influence of channel Influence of channel Bandwidth on Max Doppler Bandwidth on Max Doppler (implications on max speed in S(implications on max speed in S--Band),Band),

Influence of Influence of FFT size on Max Doppler FFT size on Max Doppler (related to inter(related to inter--carrier spacing),carrier spacing),

Very little impact of Very little impact of GI on Mobile behaviour GI on Mobile behaviour (but great one on cell size & transmitted bitrate),(but great one on cell size & transmitted bitrate),

Strong effect of Strong effect of Code Rate Code Rate on the on the C/N thresholdC/N threshold (but CR below 1/3 seems useless in TU6 (but CR below 1/3 seems useless in TU6 case),case),

Strong effect of Strong effect of Time Interleaver Time Interleaver on the on the C/N thresholdC/N threshold (and Class(and Class--1 TI is sufficient in TU6 case),1 TI is sufficient in TU6 case),

In short : In short : 3GPP2 TurboCode FEC coupled with Class3GPP2 TurboCode FEC coupled with Class--1 Time Interleaver1 Time Interleaverenhances spectacularly Mobile reception Performances of DVBenhances spectacularly Mobile reception Performances of DVB--H services,H services,

And Spatial Diversity Reception further improves such performancAnd Spatial Diversity Reception further improves such performances...es...

B21C project - Results of Laboratory Tests of DVB-SH Complementary Ground Component 2527th May 2008

Taking DVBTaking DVB--T as a reference, DVBT as a reference, DVB--SH provides SH provides gainsgains on every aspects:on every aspects:

Single Antenna: Single Antenna: C/N = 4....8 dBC/N = 4....8 dB AND AND Doppler = +138%Doppler = +138% AND AND Bitrate = +8%Bitrate = +8%

Dual Antenna: Dual Antenna: C/N = 8..12 dBC/N = 8..12 dB AND AND Doppler = +144%Doppler = +144% AND AND Bitrate = +8%Bitrate = +8%

Page 26: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 2626266th June 20086th June 20086th June 2008Further information at:Further information at: www.teamcast.comwww.teamcast.com

EasyEasy--toto--integrate, compact and truly cost integrate, compact and truly cost

effective technology for transmitter and effective technology for transmitter and

basebase--station manufacturers:station manufacturers:

All the essential technical bricks needed to All the essential technical bricks needed to

build up standard agnostic, high performance build up standard agnostic, high performance

transmission systems at competitive pricing. transmission systems at competitive pricing.

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High performance Digital TV modulators for :High performance Digital TV modulators for :

TT--DMB / DVBDMB / DVB--H / FLO / CDMB / DVBH / FLO / CDMB / DVB--SHSH,,

Hierarchical MIP inserters for SFNs, Hierarchical MIP inserters for SFNs,

Mobile Mobile DVBDVB--T/T/--H/H/--SHSH antenna diversity receivers,antenna diversity receivers,

Experimental Experimental DVBDVB--H / DVBH / DVB--SHSH receivers,receivers,

Ultra Low Phase Noise Synthesizers,Ultra Low Phase Noise Synthesizers,

Page 27: From “Digital TV” to “TV to Mobiles” · UMTS MBMS / HSDPA UMTS MBMS / HSDPA GSM (GPRS) GSM (GPRS) MediaFLO (Qualcomm) MediaFLO (Qualcomm) Above 1 GHz Above 1 GHz ... 470 MHz

© Teamcast - 2008©© TeamcastTeamcast -- 20082008 ESA - Evolutions in Satellite Ground Segments - NoordwijkESA ESA -- Evolutions in Satellite Ground Segments Evolutions in Satellite Ground Segments -- NoordwijkNoordwijk 6th June 20086th June 20086th June 2008 272727

Gerard FARIA([email protected])

GerardGerard FARIAFARIA([email protected])([email protected])

TeamCastEspace PerformanceF35769 - SAINT GREGOIRE (FRANCE)+33 2 23 25 26 80www.teamcast.com

TeamCastTeamCastEspace PerformanceEspace PerformanceF35769 F35769 -- SAINT GREGOIRE SAINT GREGOIRE (FRANCE)(FRANCE)+33 2 23 25 26 80+33 2 23 25 26 80www.teamcast.comwww.teamcast.com

TeamCast Inc.111 West Washington Street

IL60602 - CHICAGO(USA)

+1 1 312 263 0033 www.teamcast.com

TeamCastTeamCast Inc.Inc.111 West Washington Street111 West Washington Street

IL60602 IL60602 -- CHICAGOCHICAGO(USA)(USA)

+1 1+1 1 312312 263 0033 263 0033 www.teamcast.comwww.teamcast.com

Chicago . . Rennes