winds : wideband internetworking engineering test and demonstration satellite
DESCRIPTION
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite. August 27, 2003 16 th APAN Meeting in Busan. Wideband Internet Satellite - WINDS. Shinji Ogawa Satellite Mission Research Center National Space Development Agency of Japan. - PowerPoint PPT PresentationTRANSCRIPT
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
WINDS: Wideband InterNetworking engineering test and Demonstration Satellite
Wideband Internet Satellite - WINDS
Shinji OgawaSatellite Mission Research Center
National Space Development Agency of Japan
August 27, 200316th APAN Meeting in Busan
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Wideband Internetworking Engineering Test and Demonstration
Satellite (WINDS) has following goals;
● Ultra High Speed Satellite Communication
155Mbps downlink for home use with USAT(45cmφ)
1.2Gbps duplex link for company use
● Wide Area Coverage for Asia-Pacific Area
Data Rate
coverage
Present CommunicationSatellite
Wide-area Communicati
on
Regional MulticastingCommunication
Multi Beam Antenna/Multi Port Amplifier
Active Phased Array
Antenna
wide
high
low
narrow
Goal of WINDS program
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Ka-band Satellite with High Speed Transmission Capability Gbps order
Bent pipe and Onboard ATM Switching
Multi-Beam Antennas(MBA) and Active Phased Array Antennas(APAA) with high speed scanning capability
Ka-band Satellite with High Speed Transmission Capability Gbps order
Bent pipe and Onboard ATM Switching
Multi-Beam Antennas(MBA) and Active Phased Array Antennas(APAA) with high speed scanning capability
Outline of WINDS System
MBA forJapanese islands MBA for Southeast Asia
Tx & Rx APAA
Launch ScheduleLaunch Schedule
2005 (FY)by H2A Launcher 2005 (FY)by H2A Launcher
LocationLocation 143°E143°EDimensionDimension
3 x 2 x 8mWidth 23m3 x 2 x 8mWidth 23m
MASSMASS 4,900 kg ( lift off )2,450 kg (dry weight )4,900 kg ( lift off )2,450 kg (dry weight )
Electric PowerElectric Power
6,500W / EOL, Summer Solstice6,500W / EOL, Summer Solstice
Attitude ControlAttitude Control
Zero-momentum 3-Axis ControlZero-momentum 3-Axis Control
FrequencyFrequency
U/L : 28 GHz BW : 1.1GHxD/L : 18 GHz
U/L : 28 GHz BW : 1.1GHxD/L : 18 GHz
SatelliteG/TSatelliteG/T
> 21 dB/K ( MBA )> 11 dB/K ( APAA)> 21 dB/K ( MBA )> 11 dB/K ( APAA)
SatelliteEIRPSatelliteEIRP
≒ 70 dBW ( MBA )≒ 55 dBW ( APAA)≒ 70 dBW ( MBA )≒ 55 dBW ( APAA)
OnboardProcessing
OnboardProcessing
ATM Baseband SWATM Baseband SW
Outline of WINDS
MissionLifeMissionLife 5 years5 years
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Data Relay ATM Switching Bent Pipe
Frequency U/L:27.5~ 28.6GHz D/L:17.7~ 18.8GHz
AntennaBeams
•Fixed Beams for Japan and 10 Asian cities•Spot Beam for any point
Data RateU/L: 1.5,6,24,51,155MbpsD/L: 155 Mbps
Max 1.2Gbps(622Mbps×2)
Mission Communication Links
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Mission Payload Configuration
IF SWMatrix
&D/C
IF SWMatrix
&U/C
Rx APAA
ABS(ATM Baseband
Switching subsystem)
Tx APAA
SW-CONTNITR
Tx/RxBUS I/F
Tx MBA Antennafor
South-East Asia
Rx MBA Antennafor
Japan and vicinity
MultiPortAmp
Rin
g
Sw
itch
Rx MBA Antennafor
South-East Asia
Tx MBA Antennafor
Japan and vicinity
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
USAT
HDR-VSAT (1.2m)
SDR-VSAT (2.4m)
Hub station (5m)
ATMcell relay
1.5 ~
6.1 Mbps
155 Mbps
USAT
HDR-VSAT (1.2m)
SDR-VSAT (2.4m)
Hub station (5m)
Bent-pipe
~ 6 2 2 Mbps
Bent-pipe
~ 1 . 2 G bps
WI NDS Satellite Tx Rx
Ground terminals/Data Communication Rate
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Link Availability:Domestic 99.5%, Overseas 98%
APAA (Sydney)(1beam /2 beams)
APAA (Honolulu)(1beam /2 beams)
MBA (Asia)
0.45 m (up: 1.5-6Mbps)
1.2 mMBA
(Japan)
ATM Switching(155Mbps)
1.2 m
2.4 m (1beam) 5 m (2beams)
2.4 m (1beam) 3.8 m (2beams)
7m (1beam)
15 m (2beams)
5.5 m (1beam) 11 m (2beams)
2.4 m
2.4 m
Bent Pipe (622Mbps)
Ground Antenna Diameter (Tentative)
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Coverage of Multi-Beam Antenna (MBA)
Seoul
Beijing
Shanghai
Hong Kong
Manila
Kuala Lumpur
Bangkok
Jakarta
Singapore
Bangalore
マルチ・ビーム・アンテナ 国内向け
マルチ・ビーム・アンテナ東南アジア向け
MBA for Japan
MBA for South-East Asia
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Any place to Any place ; High Speed Beam Scanning
Beam Scanning by Active Phase Array Antenna (APAA)
Rx APAATx APAA
Thermal RadiationPanel
High Speed Scanning Beam
649mm 539mm
468mm
287mm
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Communication Experiment Mode
13
Ⅰ)ATM Switching Communication Experiment Mode
ATM Switched Duplex Link by Fixed or Scanning Beam
Ⅱ ) Bent Pipe TDMA Communication Experiment Mode
TDMA Bent Piped Duplex Link by Fixed or Scanning Beam
Ⅲ ) Bent Pipe Throughput Communication Experiment Mode
Throughput Bent Piped Duplex Link by Fixed or Scanning Beam
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Error Correction
< 10-10
(after error correction)
BER
ATM Switching(155Mbps)
Reedsolomon(255,223)
Bent Pipe (622Mbps)
Communication Link Charactristic
< 10-10
(after error correction)N/A for data
(R-S for reference burst and signaling
burst)Multi
Connection MF-TDMA MF-TDMA
Service Class
QoS
CBR, UBR N/A
N/A N/A
Signaling Protocol T.B.D. T.B.D.
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Bent-pipe
1 2 3 1 2 3
Conventional satellite
On-board ATM SwitchingDDEM
ATM SWDDE
M
DDEM
DDEM
MOD
MOD
MOD
MOD
Controller
DDEM : Digital DemodulatorMOD: Analog Modulator
A A
B B
C C
A
c
B
AA
CB
BA BX
AA BA BX
CB BX
BX
WINDS
Onboard ATM
A
c
B
•Multicasting by Cell copy•Preventing congestion by cell deletion•Generating TDMA reference burst
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
・・・
・・・
RXSWMTX
TXSWMTX
RXAPAA
TXAPAA
MBA Japan
MBA Oversea
・・・
MPAMBA Oversea
< Example of Data Link: Multicast>
ATM(& DDEM, MOD)
ATM: ATM SwitchDDEM:Digital DemodulatorMOD :modulator
Kanto51Mbps×351Mbps×3
155Mbp155Mbpss
Tohoku
Kanto
Kyusyu
Seoul
Manila
JakartaSingapore
MBA Japan
USAT USAT/VSAT LATVSAT
1.5Mbps(Max 14 link)、 6Mbps、 24Mbps、 51Mbps : Regenerate ATM Link ( 51M×3 for 155M)155Mbps : Regenerate ATM Link ( 51M×3 for 155M )
Bent Pipe Link
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
・・・
・・・
RXSWMTX
TXSWMTX
RXAPAA
TXAPAA
MBA Japan
MBA Oversea
・・・
MBA Oversea
< Example of Data Link: ATM Switching>
ATM(& DDEM, MOD)
ATM: ATM SwitchDDEM:Digital DemodulatorMOD :modulator
155Mb155Mbpsps
MBA Japan
USAT USAT/VSAT LATVSAT
1.5Mbps1.5MbpsKyusyu
Kinki
Okinawa
・・・
MPA
Kanto
1.5Mbps(Max 14 link)、 6Mbps、 24Mbps、 51Mbps : Regenerate ATM Link ( 51M×3 for 155M)155Mbps : Regenerate ATM Link ( 51M×3 for 155M )
Bent Pipe Link
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
・・・
・・・
RXSWMTX
TXSWMTX
RXAPAA
TXAPAA
MBA Japan
MBA Oversea
・・・
MBA Oversea
< Example of Data Link: Bent Pipe>
ATM(& DDEM, MOD)
ATM: ATM SwitchDDEM:Digital DemodulatorMOD :modulator
155Mb155Mbpsps
MBA Japan
USAT USAT/VSAT LATVSAT
1.5Mbps1.5Mbps
・・・
MPA
・・・
155Mbps155Mbps
622Mbps622Mbps
Kanto
Kyusyu
・・・
・・・
Kinki
Manila
Kanto
Kyusyu
Kinki
Manila
1.5Mbps(Max 14 link)、 6Mbps、 24Mbps、 51Mbps : Regenerate ATM Link ( 51M×3 for 155M)155Mbps : Regenerate ATM Link ( 51M×3 for 155M )
Bent Pipe Link
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
●Direct Multicasting to mass family users ●Storing information in home server ・ local information ・ newspaper delivery ・ net broadcasting ・ electronic book or multimedia educational material ・ disaster information●More reliable security through high-data-rate multicasting and IPv6
Image of Satellite Multicasting Communications Experiment
WINDS
Information/Contents Distributor
155 M bps
Contents Distribution
Contents Request
Home Server
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Image of experiment in constructing information
network for land management and disaster monitoring
Forest Fire
Earth Observation Satellites
Urban disaster
Tidal wave
Red water
flood
Glacier
WINDS
Landslide
・Real-time processor
MinistriesAutonomous
body
Government Applications
Institute
Data Relay Test Satellite
Measures from small station
Providing disaster information
Satellite Monitor
Airplane Monitor
Ground Monitor
Monitor camera
Monitor camera
・ Database of disaster information
Real-time multicasting of several hundred mega bytes data
Information collection from disaster area
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
WINDS
Collaboration-style distance education– Established on mesh-type satellite network– For regional conference, lecture, etc.
Joint development of e-Learning material– Human resource development for
Instructional designers and IT engineers
Preparation for WINDS applications
University e-Learning in Asia
WINDS (collaboration style)
Conventional Satellite China
Lecture styleAdvanced e-Learnig between universities Asia
Thailand
Malaysia
Tsukuba(Japan)
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Image of experiment in overcoming digital divide
●Heavily-populated area → 100Mbps access based on rapidly-progressing
communications environment like optical fiber ●Sparsely-populated area → Less sophisticated than heavily-populated area
●Using satellite two-way broadband to overcome digital divide●Multicast transmission of stream information and cash distribution
constructed local network and weak
mainline
ISP
ISP
ISPweak mainline and local
network
Heavily-populated area
WINDS
CATV
Isolated area
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
instructionMedical consultation
ETS-VIII
Emergency Medical care
Image of tele-medicine experiment
WINDS
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
Japanese Agriculture Research Organization
ASEAN Agriculture Research Organization
AgricultureResearch Center
Tele-control by Agricultural Robot
WINDS
Earth Observation Satellite
Image of IT agriculture experiments
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
FY 2003 2004 2005 2006-
WINDS WINDS ApplicationExperiment
Pilot Experiment
Practical UsePractical Use
Request for proposal concerning Application Experimentsusing WINDS to be announced by Ministry of Public Management, Home Affairs, Posts and Telecommunications(MPHPT) around October 2003.http://www.soumu.go.jp/english/index.html
For any inquiry, please contact; [email protected] or [email protected]
Mileston for WINDS Experiment
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
NASDA to be reborn as “JAXA”
To be established on Oct. 1st
National Space Development Agency of Japan (NASDA)
National Aerospace Laboratory of Japan (NAL)
Institute of Space and Astronautical Science (ISAS)
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
END
WINDS : Wideband InterNetworking engineering test and Demonstration Satellite
【 Hub Station 】【 HDR-VSAT 】
【 USAT 】(Multicast User)
【 Beacon Station 】
155Mbps
155Mbps
【 LAT 】
~600Mbps
~1.2Gbps
Hospital, Educational Field
1.5M/6Mbps
155Mbps
1.5Mbps
【 SDR-VSAT 】
端末機 ODU/IDU
ワークステーション
ABS
Network Control【 USAT 】
※
端末機 ODU/IDU
WINDS System Configuration
WINDS