2006 Int’l Workshop B3G/4G Sat. Comm. Status and Perspective on Technology … · 2006. 12....

Broadband Wireless Technology Research Group1

Status and Perspective on Status and Perspective on Technology Development for Technology Development for

Satellite Communications in ETRISatellite Communications in ETRI

November 23, 2006November 23, 2006

2006 2006 IntInt’’l Workshop l Workshop B3G/4G Sat. Comm.B3G/4G Sat. Comm.

HoHo--Jin LeeJin Lee((hjleehjlee@@etrietri.re..re.krkr))

2006 Int’l Workshop on B3G/4G Sat Comm 2ETRI Proprietary

SynopsisSynopsisETRI IntroductionETRI Satellite Comm. R&D AchievementsETRI Satellite Broadband Mobile ETRI R&D Projects OverviewSatellite Market and Technology PerspectiveConclusion


ETRI IntroductionETRI IntroductionEstablished in 1976, Non-Profit Organization

The largest government The largest government funded R&D Institute of funded R&D Institute of ICT, located in ICT, located in DaejeonDaejeon

WorldWorld--class class Achievements like TDX, Achievements like TDX, DD--RAM, RAM, TiCOMTiCOM(Supercomputer), and (Supercomputer), and CDMA Mobile, etc.CDMA Mobile, etc.

IT839 areas of Mobile IT839 areas of Mobile Communication, Communication, BcNBcN, , Digital Broadcasting, Digital Broadcasting, Digital Contents, Digital Digital Contents, Digital Home Network, Home Network, TelematicsTelematics··USN/RFID, USN/RFID, Security, Embedded S/WSecurity, Embedded S/W

1,600 Engineers in total, 30% of them has doctoral degrees

10 Divisions and 1 Lab

Global Area Wireless Tech Groupof Radio & Broadcasting Res. Div.


IT Society

Vision

Roles

Role of Role of SatComm SatComm in uin u--IT SocietyIT Society

Connected atAny time/whereConnected atAny time/where

Safe, Healthy& ConvenientSafe, Healthy& Convenient

BroadbandEverywhereBroadbandEverywhere

Disaster-ProofGlobal NetworkDisaster-ProofGlobal Network

Broadband forDigital Divide GapBroadband forDigital Divide Gap

Always Connected“On-The-Move”Always Connected“On-The-Move”

Reliable, AccurateLocation ServiceReliable, AccurateLocation Service


SatelliteHD/UDTV,D-Cinema

Gap Filling,BackhaulService,

Extension

GlobalEnvironmentMonitoring,Protection

PPDR,SCADA,

EmergencyComm.High-Speed

Internet,Triple Play

Protection from Disaster & Danger, Safe & Secure Life

Completion ofUbiquitous Service

Network

SatelliteNavigation,Two-way

SAR

Comm.On-The-Move,

Wibro/DMBBroadband InfraFor Ubiquitous

InformationAccess

SatCommSatComm Services for uServices for u--Society Society


Broadband Mobile On-The-Move

Personal Mobile Comm. for B3G/4G Sys

Satellite/Terrestrial Hybrid for PPDR

(Hybrid) Satellite Mobile(Hybrid) Satellite Mobile

COMS Payloads, TT&C/MCC

HAPs Standardization

Satellite Comm. InfraSatellite Comm. Infra

DVB-S2 based HDTV

Advanced Satellite DMB

Broadband/Mobile TV Broadband/Mobile TV

Ground Infrastructure & SAR

Satellite NavigationSatellite Navigation

ETRI ETRI SatComm SatComm R&D Pillars R&D Pillars


1990 - 1996 1997 - 2000 2001 - 2003 - 2005

VSAT

Technology

ANT,DBS

Ku-CDMA Access(Rtn: 19.2Kbps)

DAMA-SCPC Sat ATM MODEM

PagerDistrib. VSAT

DVB-S System

Ku-TV APAA Digital PS MMIC

Backbone/P-t-P

Satcom

AccessNetwork(VSAT)

Circuit Switching (IP, ATM)Packet Switching

X-2Way APAA

Ku/Ka ATM/TDM 45~155Mbps

Ka-TDMA BB Mobile(Return: 10Mbps)

SAT-CDMA MC-CDMA Sat IMT-2000+

DVB-S2

Ka/Ku-2Way APAA

Ku/Ka DVB-RCS MF-TDMA Access

(Rtn: 4Mbps)

Ku-CDMA Mobile Access(Rtn: 384Kbps)

ETRI ETRI SatComSatCom R&D ChronicleR&D Chronicle


KOMPSAT Ground Control Systems (1)KOMPSAT TTC/MCC Systems(1/2)KOMPSAT TTC/MCC Systems(1/2)


KOMPSAT TTC/MCC Systems(2/2)KOMPSAT TTC/MCC Systems(2/2)


Broadband IP multimedia VSATs (Fixed & Mobile)

BSANBSAN((‘‘2000~2000~’’2002)2002)

-- DVBDVB--S/DVBS/DVB--RCSRCS-- MFMF--TDMATDMA-- Max. 45Mbps(FL),Max. 45Mbps(FL),

Max. 2Msps(RL) Max. 2Msps(RL) -- Ka/Ku BandKa/Ku Band-- Fixed TerminalFixed Terminal

MSIAMSIA((‘‘2001~2001~’’2003)2003)

-- DVBDVB--S with MFS with MF--DS/CDMA over DS/CDMA over DVBDVB--RCS RCS -- Max. 45Mbps(FL),Max. 45Mbps(FL),

Max. 384kbps(RL) Max. 384kbps(RL) -- Ku BandKu Band-- Mobile TerminalMobile Terminal-- Phased Array Ant.Phased Array Ant.

MoBISATMoBISAT((‘‘2003~2003~’’2005)2005)

-- DVBDVB--S with S with extended DVBextended DVB--RCSRCS

-- MFMF--TDMA TDMA -- Max. 80Mbps(FL),Max. 80Mbps(FL),

Max. 4Mbps(RL) Max. 4Mbps(RL) -- Ka & Ku BandKa & Ku Band-- Mobile TerminalMobile Terminal-- Hybrid AntennaHybrid Antenna

ETRI Satellite BB VSAT TechnologiesETRI Satellite BB VSAT Technologies


MoBISAT System FeaturesServices

BROADBAND OTM : Broadcasting(TV, BTV, iTV), VoD/streaming, IPTV, Internet Access, VoIP, etc.QoS support by Real-time Resource Management IP based services and VPN

Forward LinkDVB-S standard ( DVB-S2 Upgrade on-going ) Ku-band for TV, Ka-band for Internet (Ku/Ka hybrid possible)80Mbps 8PSK/QPSK modulation with blind demod/decod support

Return LinkA slight extension of DVB-RCS for Ka-band channels0.5Msps~4Msps QPSK/BPSK modulationGPS-position dependent timing and frequency adjustment Robust and good return link demodulation performance

Demodulation at Es/No=2~3dB(BPSK),5~6 dB(QPSK)Synchronization maintaining against a short period of link loss (2min.)

Satellite BB Mobile Satellite BB Mobile –– MoBISATMoBISAT(1/4)(1/4)


MoBISAT Low-profile Ku/Ka-band Mobile AntennaFeature

A multi-band low-profile mobile antenna2-axix mechanical tracking structureLow profile: 65cm(D) x 20cm(H) reflector, 35kgHybrid satellite beam tracking

Ku-band electrical beam-formed(array feeds) monopulse trackingTracking travel range : 15o ~ 75o for EL, 360o unlimited for AzTracking loss : 0.5 dB max(± 0.2o)

Ka/Ku-band Satellite Mobile (3)

Item SpecificationRF

FrequencyTX : 30.085 ~ 30.885 GHzRX Ka : 20.355 ~ 21.155 GHzRX Ku : 11.7 ~ 12.0 GHz

EIRP 44 dBWG/T RX Ka : 12.0 dB/K

Polarization TX Ka: RHCP, RX Ka/Ku: LHCP



DVB-RCS ExtensionBackgrounds

DVB RCS-AHG updated “Guideline” for application of the DVB-RCS to mobile services in 2004 Agreed as necessity for optimal and suitable solutions to cope with mobile environmentRCS-AHG was waken in 2006

CM approval to take off with Commercial Requirement

ETRI ApproachesMobility adaptation within the DVB-RCS specification

Compensation of frequency and timing offset caused by movingFast initial network access and synchronization acquisition

Air-interface adaptation to cope with high mobilityBurst preambles adjustment for lower power signal and a larger freq. offset

Performance enhancementLow SNR demod with frequency recovery, sophisticated NCR recovery, etc.

Network synchronization maintenance in high mobilityQoS-supporting real-time resource allocation

Ka/Ku-band Satellite Mobile (5)Satellite BB Mobile Satellite BB Mobile –– MoBISATMoBISAT(3/4) (3/4)


Satellite Tracking and Service TestTest Configuration



ETRI MoBISAT Technology Satellite BB & BW scalability with MF-TDMA : DVB-RCS

Satellite BW is allocated in BoD according to the usage levelKa-band return link for spectral efficiency and smaller antenna

Ku-band : 27.5Msps, Ka-band : 512kbps ~ 1MbpsLow profile tracking antenna for train railway environment

Dual Antenna ConfigurationMaximum Reliability, Minimization of unscheduled maintenanceRedundancySatellite Bandwidth Sourcing Economy

Ku/Ka-band satellite at prime orbital location

MobiSATHub

Ka-band

downlink to train

Ka-band return link from train

Ku-band satellite

Ku-band downlink to trainMA MA

MoBISAT MoBISAT for Broadband to Trainfor Broadband to Train


Public and Special ApplicationsEmergency Comm., Disaster Monitoring and Recovery

Disaster information gathering and real-time reportEmergency and disaster communication

Multimedia based(BB) mobile Broadcasting/Comm. Backhaul service of mobile terrestrial wirelessGateway or AP extension(with mobility) for local wireless access

Disaster recovery & rescue controlTeleconference

Mobile Telemedicine, Tele-education Emergency medical care services

First aids, emergency care, paramedic

Military COTM, National Guard/SecurityMobile E-government/E-public Service Mobile Office, Field/Remote Industries/UtilitiesMobile Entertainment, Campaign etc.

MoBISAT MoBISAT Applications ExamplesApplications Examples


’’0505 ’’0606 ’’0707 ’’0808 ’’0909 ’’1010 ’’1111

COMS SATCOM PAYLOADS

KOMPSAT 3, 5 GROUND CONTROL SYSTEM

SAT-TERR HYBRID NETSYSTEM FOR BB MOBILE

ADAPTIVE SAT BROAD/COMMCONVERGENCE

SATELLITE IMT-2000+(B3G/4G SAT-MOBILE INTERFACE)

PERSONAL SAT-TERR MOBILECOMMUNICATION TECHNOLOGY

SatelliteComm.

Infrastructure

Broadband Mobile

Internet/TV

BroadbandSatellite

Broadcasting

NEXT GENERSTION SAT.(OBP, NAVIGATION)

BB MOBILE MESH VSAT For PPDR & BACKHAUL

GNSS GROUND SYSTEMS & TERMINALS

’’1212

KA-BAND MULTI-CHAN HDTV BROADCASTING

PersonalSatelliteMobile

SatelliteNavigation

ETRI ETRI SatComm SatComm R&D Project OverviewR&D Project Overview


Satellite ProgramCOMS : Communication, Ocean and Meteorological Satellite

ETRI Role & ResponsibilityDevelopment of the SATellite COMmunication System

(SATCOM) to prove the Space Qualification Technology for Commercialization

Development ScopeDevelopment of the SATCOM System for COMS

Ka-band COmmunication Payload System (COPS)Satellite Ground Control System (SGCS)Communication Test Earth Station (CTES)

Public Communication ServiceGovernment Communication Network

PPDR, Administrative Communication

SATCOM Payload Technology (1/2)SATCOM Payload Technology (1/2)


OMUX

DOWN CONVERTER

CH AMPLIFIER

MICROWAVE SWITCH MATRIX

UP CONVERTER

CH FILTER

BEACON

Communications Payload Schematics

SATCOM Payload Technology (2/2)SATCOM Payload Technology (2/2)


Mode/StreamAdapter

FECEncode

rModulator

ACMSatelliteGateway

Return Link Transmitter

Demo-dulator

FECDecode

r

Mode/Stream

De-adapter

INTERNETINTERNET

DVB-S2 Forward Link Transmitter DVB-S2 Forward Link Receiver

RF/Antenna

Ku/Ka-bandsatellite

Terrestrial Return link(PSTN, ADSL, Cable, Mobile Network)

TunnerRF/

Antenna

DVB-

S2

InternetTerminal

others

MPEG-2/MPEG-4

MUX

GeneralPacket,streams

* Option

A/VDecode

rMulticastServer

Webcache

QoSManager

IP basedApplications and

Services

SDTV/HDTV

Return Link Receiver

* Option

DVB-RCS

Advanced DVB-S2BcSAT Demodulator

ETRI-BcSAT-DVBS2

DVB-S2 based Transmission TechnologyHierarchical Modulation and High Efficient FECBroadcasting and Data Stream AdaptationAdaptive Coded Modulation Control Techniques

DVB-S2 based Transmission TechnologyHierarchical Modulation and High Efficient FECBroadcasting and Data Stream AdaptationAdaptive Coded Modulation Control Techniques

Convergent Transmission TechnologyConvergent Transmission Technology


AUS

ChannelCompensation

Gateway

Ku-band

Forward Link:WCDMor

OFDM

Return Link:WCDMAor

SC-FDMA

Radio Interface AdaptiveModulation

Radio Resource

Management

Multi-carrierTransmission

S band

지상망

지상망

IWF

LS Billing

Network ManagementCenter

PSTN/PLMN/PSDN/WWW

Radio Interface and System DesignGEO-based B3G/4G Personal Satellite Mobile Comm.

Satellite Radio Interface compatible to Terrestrial Mobile Radio Interface

Satellite Multimedia Broadcasting(MBMS) & Terrestrial Fill-in Service

Hybrid Networking with Satellite and Terrestrial Repeaters

Radio Interface and System DesignGEO-based B3G/4G Personal Satellite Mobile Comm.

Satellite Radio Interface compatible to Terrestrial Mobile Radio Interface

Satellite Multimedia Broadcasting(MBMS) & Terrestrial Fill-in Service

Hybrid Networking with Satellite and Terrestrial Repeaters

A SRI for IMT-2000 system : SAT-CDMA (SRI-C: Rec. ITU-R M. 1455 & 1457)A SRI for IMT-2000 system : SAT-CDMA (SRI-C: Rec. ITU-R M. 1455 & 1457)

Satellite IMTSatellite IMT--2000+ Technology2000+ Technology


Seamless Triple Play Service for High-Speed TrainsMobile DVB-S2 and DVB-RCS in High Mobility EnvironmentGap Filling and Network Handover betw. Sat and Terrestrial

Ka/Ku-bandKa/Ku-band

InternetBackbone If SatNet is

not available

Ka/

Ku-b

and

Ka/Ku/ISMGF

TurnnelServer #1

Hub Tx. Equipment

Hub Rx.Equipment

Server #n

Resource Manager

HUB

....

Ka/Ku/ISMGF

2.3GHz

Railway Station

Ka/

Ku-

band

Ka/Ku-band

2.4GHz

RP/APRP/AP RP/AP STB2.3GHz(802.16e) or2.4GHz(802.11a/b/g)

Coaxial Cable고속열차 객차

BSSTB BS

Legend

RP : Relay PointAP : Access PointWLAN : Wireless LANBS : Base StationGF : Gap Filler

WiBro

WiBro BS

WLAN

WLAN BS

WiBro

WiBro BS

Hybrid Tech. for BB Mobile InternetHybrid Tech. for BB Mobile Internet


Gateway

EmergencyCommunication

PPDR

Personal/PortableSatellite Mobile

Multimedia

Train/Vehicle

maritime Aeronautical

Super GEO

RealtimeRelay

BroadbandMobile

Broadcast/Comm.Multi-channel

Satellite HDTV/3DTV

Gateway

PortableMobile TV

GEORemote SensingLEO

HAPs

Satellite Service PerspectivesSatellite Service Perspectives


(Source: SIA Report, 2006)

Growth at 7.4% in 2005(Over last 5 years rate)Service and Ground Equipment markets are leading Expected to grow to 130Bn USD market size in 2010

Satellite Market Perspectives(1/2)Satellite Market Perspectives(1/2)Satellite Market is awaken for growing (SIA, 2006)Satellite Market is awaken for growing (SIA, 2006)


Transponder Needs (NSR, 2006)Transponder Needs (NSR, 2006)

197.9

355.3

17.3

193.6

381.4

54.6

186.9

434.8

96.6

175.5

479.2

135.9

158.7

517.5

173.9

145.4

535.4

212.2

0

100

200

300

400

500

600

700

800

900

Xponders(36MHz Eq)

2005년 2006년 2007년 2008년 2009년 2010년

C-band TPEs Ku-band TPEs Ka-band TPEs

Satellite Market Perspectives(2/2)Satellite Market Perspectives(2/2)

TPE CAGR : Ka-band 40.4%, Ku-band 8.5%, C-band –6.0%Ka-band TPEs are expected to reach to 20% of Total in 2010


Broadband

Convergence

Mobile

Integration

Satellite HDTV, 3DTV, D-cinema

High-Speed Internet

(Telemedicine, Tele-education)

Satellite Ultraband (Gbps)

Satellite Multimedia PPDR

Sat-based WiBro/WLAN

Satellite w/ATC 3GE, 4G

Ubiquitous S/T-DMB

Satellite Backhaul

Satellite-Wireless PPDR

Satellite DMB

Satellite IP

TV

Satellite 3GE/4G MBMS

Satelllite

Triple Play

Satellit

e Broadband Mobile

INMARSAT BGAN

Satellit

e Navigatio

n/LBS

Sat mobile

TV, Sate

3G/4G

SatCommSatComm. Technology Key Drivers. Technology Key Drivers


Mobility

Mob

ile

BroadbandBroadbandPortablePortableMobileMobile

ConvergenceConvergence

Stat

ion

ary/

Fixe

d

NBMobileVSAT

NBMobileVSAT

BBHybrid Mobile

VSAT

BBHybrid Mobile

VSAT

BBIP Mobile

VSAT

BBIP Mobile

VSAT

Sat CDMASat

CDMA

Sat GMR(2G)

Sat GMR(2G)

Sat IMT-2000(3G)

Sat IMT-2000(3G)

Sat IMT-Adv.(B3G/4G)

Sat IMT-Adv.(B3G/4G)

S-DMB(QVGA)S-DMB(QVGA)

InteractiveS-DMB

InteractiveS-DMB

UbiquitousSD S-DMB

UbiquitousSD S-DMB

VSATVSAT DVB-RCSVSAT

DVB-RCSVSAT

DVB-S2/RCSVSAT

DVB-S2/RCSVSAT

DVB-S2(Ku- HDTV)

DVB-S2(Ku- HDTV)DVB-S

(Ku,SDTV)DVB-S

(Ku,SDTV)

2011200920062003

DVB-S2(Ku/Ka-HDTV)

DVB-S2(Ku/Ka-HDTV)

DVB-S3(UDTV/3DTV/D-cinema)

DVB-S3(UDTV/3DTV/D-cinema)

DVB-S3/RCSSAT

DVB-S3/RCSSAT

MobileDVB-S

MobileDVB-S

SatCommSatComm. Technology Roadmap. Technology Roadmap

BBPortableMobile VSAT

BBPortableMobile VSAT

MobileDVB-S2MobileDVB-S2

BBBBConvergentConvergent

VSATVSAT


ETRI has developed Satellite Communication and Broadcasting Technologies for 17 years, and achieved an outstanding and exceptional progress to stand itself at a world class leader position in this fieldOf the achievements, MoBISAT can be evaluated a world top-level state-of-art OTM technology based on mobile DVB-S/DVB-RCS and provides ETRI/Korea with big opportunities to enable various applications worldwide required for IT services for world citizens ETRI is also carrying out development of satellite communication payloads and mission control centers along with Korean space program initiativesWith evolution of satellite communications technology like DVB-S2 and mobile DVB-RCS, and integration with terrestrial wireless networks, the market continues to grow upon strong advocate of satellite HDTV,PPDR,BB and COTM

Conclusion Conclusion

2006 Int’l Workshop B3G/4G Sat. Comm. Status and Perspective on Technology … · 2006. 12....

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