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1 2014-5-31 Network The Future Jintong Lin 24 Oct 2009, BUPT.

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Presentation on theme: "1 2014-5-31 Network The Future Jintong Lin 24 Oct 2009, BUPT."— Presentation transcript:

1 Network The Future Jintong Lin 24 Oct 2009, BUPT

2 Outline Current Status of Networks Emerging Supportive Technologies End-to-End Broadband Network Research Programs World-Wide The concept and framework for the future network Conclusion

3 Network: Integration of ICT Opto-electronics Micro-electronics Information collecting and sensing Information processing Information storage and display Telecommunication technology Computation Information security

4 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: , digital camera, prepaid cashing, user authentication, TV monitor (One Segment),…

5 Supportive 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.

6 The age of public creativity Sources: OIDA, TI, Wikipedia, Mashable social networking 2.0; P Cashmere (2006), Yahoo news (N Finn 2006)

7 Video 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

8 How to solve the bandwidth crisis 1) Increase the available spectrum 2) Use the spectrum more efficiently

9 Thanks to Dr. Charles K Kao


11 Spectral efficiency


13 32Tb/s DWDM Transmission AT&T, NEC, Corning OFC ×114Gb/s ×580km PDM-RZ-8QAM, SMF-28 with super-low loss

14 Spec. efficiency vs. years (Mobile)

15 Fiber net.: the landscape Capacity 5Tb/s 10Tb/s 10~40Tb/s No.Wave DataRate Gb/s10-40Gb/s160Gb/s-1Tb/s Bandwidth100nm200nm 400nm Tech.OADM/OXCOpt.Router all-opt. switch DWDMOBS OTDM QPSK Self-adapt Opt.3R phot.integration


17 Photonic integration: which one? Silicon CMOS Planar glass integration: d o not underestimate its potential Nano photonics Optical Functionality: the smallest size possible the lowest energy possible the shortest switching time possible

18 Au Film Light In Light out Surface Plasmon wave Grating Plasmons as information carriers: small bending angles High integration density Broadband Electro-optical modulator Logic gate Detector Optical memory [S. I. Bozhevolnyi et al., Nature 440, 508 (2006)] EPSRC NanoPhotonics Portfolio Centre / Optoelectronics Research Centre, University of Southampton

19 Subscriber 3 Metro (Core) Business Ring Passive splitter (Local gateway) Access Network 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?

20 A fs switch with mw threshold Optical transmission is still analogue! We need pulse reshaping and noise thresholding Microstructured fibres a strong contender An optical buffer Photons 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! noisy data regenerated data

21 ISDN FTTH VDSL CATV xDSL PHS Todays wired = tomorrows wireless K 1M 10M 100M 1G Data speed 1K 10K Voice band modem W-CDMA TD-SCDMA cdma200 cdma2000 EV-DO (2.4M) W-CDMA/TD-SCDMA HSDPA (14M) LTE (50M/100M) Systems beyond 3G IMT family family Fixed Communications

22 End-to-End Broadband Networking Firstcms Firstmeters FirstMiles MetroWAN Optical 100Gb/s per channel Long-Haul FTTH 40Gb/s FTTH WDM PON TDM PON Multi-band >10 Gb/s Multi-bandMM-W Inter- connect Wireless >10 Gb/s Wireless & MMW- ROF MetroWAN Last Miles Last meters Last cms Last cms

23 Data rate (Mb/s) GPRS/EDGE UMTS / HSDPA/ 1xEVDO Range (m) n a/g b WiFi WiMax e / 20 Bluetooth Mobile/Nomadic Fixed ZigBee GSM/TDMA Blackberry ECMA a UWB 60 GHz wireless interconnects for memory access In the box Canopy Wireless bandwidth & coverage WPAN ECMA European Computer Manufacturers Association 12/2008 High Rate 60 GHz PHY, MAC and HDMI PAL

24 Broadband Access Network Convergence Wireline Time Next Generation Integrated Optical and Wireless Access Networks Capacity Data Rate Mobility ADSL/ Cable ADSL/ Cable APON BPON EPON GPON <10Mb/s 155Mb/s 622Mb/s 1.25Gb/s 2.5Gb/s TDM-PON WDM PON Copper Optical 1Gb/s Gb/s10Mb/s Mb/s WiFi 2.4GHz (802.11b/g) 5GHz (802.11a) WiMAX 2.5, 3.5GHz 10, 26GHz MVDS 40GHz MBS 60GH z MMDS 2-3GHz LMDS 26-29GHz Frequency Wireless millimeter-wave MMDS: multichannel multipoint distribution service, LDMS: local multi-point distribution service MVDS: microwave video distribution system, MBS: mobile broadband system DoD Ku-band GHz 274 Mb/s 10-Km 200-Km over fiber 10-m over air 200-Km over air 70-90GHz LTE 700MHz

25 GHz MMW providing Gb/s access GHz Prohibited Unlicensed Wireless LAN ISMISMISMISM UnlicensedPt.-to-Pt. Space and fixed & mobile apps. Japan E.U. U.S. A license free band near 60GHz has up to 8 GHz antenna resonant bandwidth available for wireless communications. It can provide super broadband wireless data and HD video links at > 1Gb/s. Unlicensed Pt to Pt Space comm. Prohibited

26 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, IEEE 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 meters WPAN

27 Network Architecture by ITU-T

28 Near-future Objectives Replace legacy telephone networks with the IP-based networks Integrate various services Quadruple-play Services: Voice, Data, Video, Cellular Phone Solve the issues that the Internet is facing Application-oriented QoS control Mobility support Weakness for security Maintain the safety and reliability of telephone services

29 Vinton G. Cerf & Robert E. Kahn TCP/IP / Web / Search Engine Chad Hurley & Steve Chen

30 Research Programs for future network

31 Research 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)

32 GENI: Key Concepts ( GENI: Global Environment for Network Innovations)

33 About FIND Project (FIND: Future Internet 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

34 EU Program: From FP6 to FP7 6th Framework Program (FP6) 390MEuro for ICT (5 years) 7th Framework Program (FP7) (7 years) 910MEuro for ICT

35 FIRE Future 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 Future Internet concepts, protocols an architectures, encompassing technological, industrial and socio-economic aspects.

36 AKARI in Japan Designing new generation network architecture Pick 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

37 AKARI Projects R&D Plan

38 Study Items for FNet Architecture Application Overlay Network (IP+ α) NW / Post IP NW Underlay Network Photonic NW Mobile NW Sensor NW Multi-layer control Mechanism

39 Architecture Study in AKARI Connectionless Datagram Packet Combination of Packet and Circuit Switched Networking Identification & LocationSeparate Structure Naming & DiscoveryNew Scheme should be needed Layered ArchitectureCross-layered Architecture Mobile NetworkingPDMA (Packet Division Multiple Access) Overlay networkOverlay testbed over JGN2 Autonomous/Self-organization mechanism Network Science

40 Requirements for the future net. 1.Network Capacity 1000times in 10years Backbone Node: 1Pb/s, Backbone Link: 10Tb/s FTTH: 10Gb/s 2.No. of Appliances Ubiquitous appliances 100 billion appliances / 1 million broadcast stations 3.Capacity of contents From 100 bit (sensor/RFID) to 5Tb (2 hour 4K digital film contents) and more 4.Transparency / Openness / Simplicity KISS principle: Keep it simple and stupid Controlled transparency for security

41 Requirements for future net. (cont.) 5.Reliability: Protection of Privacy, Traceability 6.Ubiquity: Ubiquitous appliances and contents Full mobility support 7.Sustainability and adaptability for technological advances 8.Low Power consumption Prediction: ICT systems will occupy about 50% of total power consumption with current technology in 10 years!

42 New Applications Grid Computing over optical networks Display for visualization of e-science Digital Film, 2d/3d ODS (Other Digital Stuff)

43 OptlPuter 100M pixels display 55-Panel display 100 Megapixels 30×10GE interfaces 1/3 Tera bit/sec Driven by 30 unit Cluster of 64 bit Dual Operons 60 TB Disk Linked to OtlPuter Working with NASA ARC Hyperwall Team to Unify Software Source: Jason Leigh, Tome DeFanti,

44 K Digital Cinema Prototype System Vertical scan lines 2048 Lines Horizontal pixels 3840 Pixels K) Source: Labs. D-ILA 4K Projector JPEG2000 Real Time Decoder

45 Conclusion 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

46 Thank You! Jintong Lin Tel: Acknowledgement to: D.N. Payne, Univ. of Southampton G.K. Chang, Georgia-Tech. Wu Hequan, China Academy of Eng. Tomonori Aoyama,NICT

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