1 2014-5-31 Network The Future Jintong Lin 24 Oct 2009, BUPT.
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Transcript of 1 2014-5-31 Network The Future Jintong Lin 24 Oct 2009, BUPT.
123/4/10
NetworkNetwork :: The The FutureFuture
Jintong Lin
24 Oct 2009, BUPT
23/4/10
OutlineOutline
Current Status of Networks Emerging Supportive TechnologiesEnd-to-End Broadband NetworkResearch Programs World-Wide The concept and framework for the future
network
Conclusion
23/4/10
Network: Integration of ICTNetwork: Integration of ICT
Opto-electronicsMicro-electronics Information collecting and sensing Information processing Information storage and displayTelecommunication technology Computation Information security
23/4/10
Current Status of Networks
FTTH: Broadband with >100Mb/s CATV: Popular worldwide The Internet Traffic: 1000 times larger in 10
years Web 2.0 applications:
Blog, SNS, YouTube, Second Life, Google Services, …
Various Networks: Home-Net, Sensor-Net, WPAN 3G Cellular Phone with versatile applications:
e-mail, digital camera, prepaid cashing, user authentication, TV monitor (One Segment),…
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Supportive TechnologiesSupportive Technologies Streaming media:
real time transmission of digital contents.
Optical fiber: high capacity networking.
Wireless: individual access any time, any where.
Internet: information resource /channels.
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The age of public creativity
Sources: OIDA, TI, Wikipedia, Mashable social networking 2.0; P Cashmere (2006), Yahoo news (N Finn 2006)
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Video of the futureVideo of the future
Pixels Lines Compressed
SDTV 720×576 ×8×2×25 166Mb/s 6M
HDTV 1920×1080 × … 829Mb/s 20M
Super-HDTV (Digital Film)
3840×2048 ×… 4.53Gb/s
HD Holographic
400k×400k ×… 230Tb/s 23T
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How to solve the bandwidth crisisHow to solve the bandwidth crisis
1) Increase the available spectrum
2) Use the spectrum more efficiently
Thanks to Dr. Charles K Kao
23/4/10 10
74
109
1012
1015
1018
78 82 86 90 94 98 02 06 10Year
Ca
pa
city
x D
ista
nce
(b
it km
/s)
Gig
aTe
raP
eta
1st gen.: 0.8 m MMFm2nd gen.: 1.3 m SMFm3rd gen.: 1.5 m DSFm4th gen.: coherent
~ x10 per 4years
5th gen.: EDFA WDM DM, FEC EDFA (C+L) Raman
M-ary Pol-Mux
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Spectral efficiencySpectral efficiency
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32Tb/s DWDM Transmission
AT&T, NEC, Corning ( OFC2009 )320×114Gb/s ×580kmPDM-RZ-8QAM, SMF-28 with super-low loss
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Spec. efficiency vs. years Spec. efficiency vs. years (Mobile)(Mobile)
23/4/10
Fiber net.: the landscapeFiber net.: the landscape
Capacity 5Tb/s 10Tb/s 10~40Tb/s
No.Wave 100-200 200-500 500-1000
DataRate 2.5-10Gb/s 10-40Gb/s 160Gb/s-1Tb/s
Bandwidth 100nm 200nm 400nm
Tech. OADM/OXC Opt.Router all-opt. switch
DWDM OBS OTDM QPSKSelf-adapt Opt.3R phot.integrationdisp.compen. W.Conver. Quant.com.
2000 20102000 2010 20202020
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PDM-QPSK and OFDMPDM-QPSK and OFDM
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Photonic integration: which one?Photonic integration: which one?
Silicon CMOS
Planar glass integration: do not underestimate its
potential
Nano photonicsOptical Functionality:the smallest size possiblethe lowest energy possiblethe shortest switching time
possible
23/4/10
Au FilmLight In Light “out”
Surface Plasmon wave
Grating
Plasmons as information carriers:
• small bending angles• High integration density• Broadband
Electro-opticalmodulator Logic
gate
Detector
Opticalmemory
[S. I. Bozhevolnyi et al., Nature 440, 508 (2006)]
EPSRC NanoPhotonics Portfolio Centre / Optoelectronics Research Centre, University of Southampton
23/4/10
Subscriber 3
Metro (Core)
Business Ring
Passive splitter (Local gateway)
Access Network
Central Office
Central Office
Long haul
Coded Channels
1-16
Access Network (FTTX)
Subscriber 1
Subscriber 2
Subscriber 16
Coded Channels
Address 2
Address 1
Can we go all-optical?
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A fs switch with mw thresholdOptical transmission is still analogue!We need pulse reshaping and noise thresholdingMicrostructured fibres a strong contender
An optical bufferPhotons still cannot be stored!We want routing in the optical domain – 40 Packet
buffers‘Slow light’ struggles to beat simple optical fibre delay
lines
• Fibre devices remain major possibilities• Optical power no longer a problem!
10%
10%
(b)
(c )
noisy data
regenerated data
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ISDNISDN
FTTHFTTH
VDSLVDSL
CATVxDSLCATVxDSL
PHSPHS
TToday’s wired oday’s wired = tomorrow’s wireless= tomorrow’s wireless
1990
100K
1M
10M
100M
1G
1995 2010
Data speed
1K
10K Voice bandmodem
Voice bandmodem
20052000
● W-CDMA TD-SCDMAcdma200
● cdma2000 EV-DO(2.4M)
● W-CDMA/TD-SCDMA HSDPA (14M)
● LTE (50M/100M)
Systems
beyond 3GSystems
beyond 3G
IMT-2000
802.16 family
802.11 familyFix
ed
Com
munic
ati
ons
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End-to-End Broadband Networking
FirstFirstcmscms
FirstFirstmetermeterss
FirstFirstMilesMiles
MetroMetroWANWAN
Optical≥100Gb/sper channel
Long-Haul
≥40Gb/s FTTHFTTHWDM PONWDM PONTDM PONTDM PON
>10 Gb/s Multi-Multi-bandbandMM-WMM-WInter-Inter-connectconnect
>10 Gb/s WirelesWirelesss& MMW-& MMW-ROFROF
MetroMetroWANWAN
Last Last MilesMiles
Last Last metersmeters
Last Last cmscms
23/4/10
Da
ta r
ate
(M
b/s
)
GPRS/EDGE
UMTS / HSDPA/1xEVDO
1000
100
10
1
0.1
1 10 100 1000 10000
Range (m)
802.11n
802.11a/g
802.11bWiFi
802.16 WiMax
802.16e / 20Bluetooth
802.15.1
802 15 3
Mobile/Nomadic
Fixed
ZigBee802.15.4 GSM/TDMA
Blackberry
ECMA-387
802.15.3aUWB
60 GHz wirelessinterconnects formemory accessIn the box
100000
Canopy
WirelessWireless :: bandwidth & coveragebandwidth & coverage
WPAN
ECMA : European Computer Manufacturers Association12/2008 High Rate 60 GHz PHY, MAC and HDMI PAL
23/4/10 24
Broadband Access Network ConvergenceBroadband Access Network ConvergenceWire
line
Time
Next GenerationIntegrated
Optical and WirelessAccess Networks
Cap
acity
Data R
ate
Mobility
ADSL/CableADSL/Cable
APONAPON
BPONBPONEPONEPON
GPONGPON
<10Mb/s
155Mb/s
622Mb/s
1.25Gb/s
2.5Gb/s
TDM-PONTDM-PONWDM WDM PONPONWDM WDM PONPON
CopperCopper
OpticalOptical
1Gb/s --- 10Gb/s10Mb/s --- 100Mb/s
WiFi2.4GHz (802.11b/g)
5GHz (802.11a)
WiMAX2.5, 3.5GHz10, 26GHz
MVDS40GHz
MBS60GHz
MMDS2-3GHz
LMDS26-29GHz
Frequency
Wire
less
millimeter-wave
MMDS: multichannel multipoint distribution service, LDMS: local multi-point distribution serviceMVDS: microwave video distribution system, MBS: mobile broadband system
DoDKu-band11-18 GHz
274 Mb/s10-Km 200-Km over fiber
10-m over air200-Kmover air
70-90GHzLTE700MHz
23/4/10 25
60GHz MMW60GHz MMW : : providing Gb/s accessproviding Gb/s access
56 57 58 59 60 61 62 63 64 65 6656 57 58 59 60 61 62 63 64 65 66 GHzGHz
Pro
hib
itedP
roh
ibitedUnlicensedUnlicensed
Wireless LANWireless LAN
Wireless LANWireless LAN
II SS MM
UnlicensedUnlicensedPt.-to-Pt.Pt.-to-Pt.
Sp
ac
e a
nd
fixed
& m
ob
ile a
pp
s.
Sp
ac
e a
nd
fixed
& m
ob
ile a
pp
s.
Japan
E.U.
U.S.
A license free band near 60GHz has A license free band near 60GHz has up to 8 GHz antenna resonant bandwidth up to 8 GHz antenna resonant bandwidth available for wireless communications.available for wireless communications.
It can provide super broadband It can provide super broadband wireless data and HD video linkswireless data and HD video links
at > 1Gb/s.at > 1Gb/s.
Unlicensed Unlicensed Pt to PtPt to Pt
Sp
ace com
m.
Pro
hib
ited
23/4/1026
Current WLAN/WPAN(WiFiIEEE802.11a/b/g/n, Bluetooth,UWB)
Inadequate bandwidth overly
congested
Increased interference
Lower capacity
Relatively low data rates
Power limitation
MMW-Band (60 GHz) for WPAN(ECMA-387, WiFi VHT, IEEE802.15.3.c
and WiMedia)
No interference with existing RF channels
Short-range (<10 m) wireless comm.
Reconfigurable and reusable channels
Ultra-high date rates up to 16-Gb/s
Last metersLast meters :: WPANWPAN
23/4/10
Network Architecture by ITU-TNetwork Architecture by ITU-T
23/4/10
Near-future ObjectivesNear-future Objectives
Replace legacy telephone networks with the IP-based networks
Integrate various servicesQuadruple-play Services: Voice, Data, Video, Cellular Phone
Solve the issues that the Internet is facingApplication-oriented QoS controlMobility supportWeakness for security
Maintain the safety and reliability of telephone services
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Vinton G. Cerf & Robert E. Kahn
TCP/IP / Web / TCP/IP / Web / Search EngineSearch Engine
Chad Hurley & Steve Chen
23/4/10
Research Programs for future networkResearch Programs for future network
23/4/10
Research Program in ChinaResearch Program in China
Controllable, Manageable, Measurable IP Network (973-07) Cognitive Radio (973-08) Optoelectronic Devices & Nano-Heterostructures(973-09) Controllable Pbit/s Optical Network (973-09) Pbit/s Optical Transmission Technologies (973-09) High-speed optical signal processing technologies and devices
in New Generation Optical Network (NSF) Fiber sensor network and the key technologies(NSF-07) 60G ROF (NSF-08) 100G OOFDM (NSF-09) New gen. of high creditability network (863-07) Self-organization networks and computing technology (863) CNGI(863)
23/4/10
GENI: Key ConceptsGENI: Key Concepts ((GENI: Global Environment for Network Innovations)GENI: Global Environment for Network Innovations)
23/4/10
About FIND ProjectAbout FIND Project (FIND: Future Internet(FIND: Future Internet Design)Design)
New architecture principles Compassable architectural building blocks Recursive network architecture
Delay tolerant network architectures Disaster networks Cache and forward network (for large files)
Network technology and architectures Wireless Networks Optical Networks
Services architectures
23/4/10
EU Program: From FP6 to FP7EU Program: From FP6 to FP76th Framework Program (FP6)
390MEuro for ICT2002-2006 (5 years)
7th Framework Program (FP7)2007-2013 (7 years)910MEuro for ICT
2001 2006 2013
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FIREFIRE :: Future Internet Research and ExperimentationFuture Internet Research and Experimentation
Long term multidisciplinary research on future Internet paradigms
Open to fresh bottom-up ideas with no backwards-compatibility constraints
Build in from the outset and on all levels the right balance between security/accountability and privacy
FIRE is an experimentally-driven long-term research initiative on FIRE is an experimentally-driven long-term research initiative on Future Internet concepts, protocols an architectures, encompassing Future Internet concepts, protocols an architectures, encompassing technological, industrial and socio-economic aspects.technological, industrial and socio-economic aspects.
23/4/10
AKARI in JapanAKARI in Japan
Designing new generation network architecturePick up techniques
Integrate & simplify them under the clean slate design concept
Research
- a small light in the dark pointing to the future -
Architecture and Key Technologies
JGN 2 JGN2+ JGN3
Funding for Research Projects in Univ. and/or Industry
AKARI Project
Testbed
Funding
23/4/10
AKARI Project’s R&D PlanAKARI Project’s R&D Plan
23/4/10
Study Items for FNet Architecture
Application
Overlay Network
(IP+ α) NW / Post IP NW
Underlay NetworkPhotonic NW
Mobile NWSensor NW
Mu
lti-layer con
trol M
echan
ism
23/4/10
Architecture Study in AKARIArchitecture Study in AKARI Connectionless Datagram Packet Combination of Packet and Circuit Switched
NetworkingIdentification & Location Separate
StructureNaming & Discovery New Scheme should be neededLayered Architecture Cross-layered ArchitectureMobile Networking PDMA (Packet Division Multiple Access)Overlay network Overlay testbed over JGN2Autonomous/Self-organization mechanism Network Science
23/4/10
Requirements for the future net.Requirements for the future net.
1. Network Capacity 1000times in 10yearsBackbone Node: 1Pb/s, Backbone Link: 10Tb/sFTTH: 10Gb/s
2. No. of Appliances Ubiquitous appliances100 billion appliances / 1 million broadcast stations
3. Capacity of contentsFrom 100 bit (sensor/RFID) to 5Tb (2 hour 4K digital film contents) and more
4. Transparency / Openness / SimplicityKISS principle: Keep it simple and stupidControlled transparency for security
23/4/10
Requirements for future net. (cont.)Requirements for future net. (cont.)
5. Reliability: Protection of Privacy, Traceability6. Ubiquity: Ubiquitous appliances and contents
Full mobility support7. Sustainability and adaptability for technological
advances8. Low Power consumption
Prediction: ICT systems will occupy about 50% of total power consumption with current technology in 10 years!
23/4/10
New ApplicationsNew Applications
Grid Computing over optical networksDisplay for visualization of e-scienceDigital Film, 2d/3d ODS (Other Digital Stuff)
23/4/10
OptlPuter 100M pixelsOptlPuter 100M pixels displaydisplay
55-Panel display100 Megapixels
30×10GE interfaces1/3 Tera bit/sec
Driven by 30 unitCluster of 64 bit
Dual Operons
60 TB Disk
Linked to OtlPuter
Working with NASAARC HyperwallTeam to Unify
Software
Source: Jason Leigh, Tome DeFanti, EVL@UIC
23/4/10
4K Digital Cinema Prototype System
Vertical scan lines 2048 LinesHorizontal pixels 3840 Pixels(4 K)
Source: NTT Labs.
D-ILA 4K Projector
JPEG2000 Real Time Decoder
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ConclusionConclusion
Broadband Network is definitely needed for the fast-increasing information traffic
Great efforts are made in the progress of supportive technologies
Various projects are carried out worldwide for the concept and framework of the future network
An advanced network will be realized to meet the requirements for the future
23/4/10
Thank Thank You!You!
Jintong LinJintong Lin
www.bupt.edu.cn www.bupt.edu.cn
Email: [email protected]: [email protected]
Tel: 86 -10 - 62282332Tel: 86 -10 - 62282332
Acknowledgement to:
D.N. Payne, Univ. of Southampton
G.K. Chang, Georgia-Tech.
Wu Hequan, China Academy of Eng.
Tomonori Aoyama, NICT