Nature Photonics Technology Conference

Optical communications — perspectives on next generation technologies The Nature Photonics Technology Conference was held on October 23-25, 2007 in Tokyo, Japan

Nature Photonics Technology Conference Report

A 16-page report describing highlights from the conference and its accompanying exhibition is also now available for free download (free registration required).

Nature Photonics Technology Conference - Speakers

Tuesday October 23rd, HALL 500

Opening Lecture 【9:30-10:00 】

Nobel Laureate in Physics 2005
John L. Hall, Ph.D

MP3 of presentation

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Keynote Address 【10:10-10:50】

Early Days of Optical Fiber

Tatsuo Izawa
NTT Electronics
Senior Advisor to the board of NTT Electronics Corp.

In the 1970s, various issues of fiber technology including fabrication processes, materials, device structure and etc. were discussed and studied in order to realize optical fibre communication systems. In the process of the development, there were many hidden stories of failure. A hidden story of fiber in early days will be given in this talk.

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General Session【11:00-11:40】

Convergence of Wireless and Photonics – Bridging the Gap

Will Stewart
University of Southampton, UK

To date, radio wave and photonics technologies have largely evolved independently and satisfied very different applications. However, the 21st century will need convergence and unification of these technologies as approaches such as Wi-Fi and Fibre-to-the-home become ubiquitous.

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Special Session【13:00-13:40】

Realizing sustainable and enriched society with C&C Innovation
Prospects for further development in optical communication

Kaoru Yano
NEC
President

Access to rich widespread information has been made possible with the advancement and integration of computer and communication technology. To realize truly enriched and sustainable ubiquitous networking society, innovations from new perspectives, such as Next Generation Network (NGN), become the key driving factor. This speech envisions the role of optical communications in the forthcoming society.

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General Session【14:00-14:40】

Fiber to the home (FTTH)
A Light Pipe to the Living Room

Hiromichi Shinohara
NTT Information Sharing Laboratory Group

The FTTH market has been growing very rapidly in Japan. This talk will give an overview of the Japanese FTTH market, typical application on FTTH and system architecture. It will also describe lessons learned from massive FTTH rollout. Further R&D efforts for entering full-scale FTTH era will be also addressed.

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General Session【15:00-15:40】

The Role of Optical and Electrical Technologies
How far optical can go

Liu Wen, Ph.D
Wuhan Research Institue
University of Science and Technologies of China

Photons and electrons behaves as waves and particles. They are inherently different, and hence the role would be different for networking. This talk will discuss fundamental natures of optical and electrical technologies and try to find the best way of coordination in creating future networks.

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General Session【16:00-16:40】

Nanophotonics


Yong-Hee Lee
Professor of Physics
Korea Advanced Institute of Science and Technology

The ability to make ever smaller optical devices on the nanoscale could
ultimately lead to the realization of “photonic integrated circuits”
that are far faster at processing data than today’s electronic chips
and boards. A round up of what’s been made on the nanoscale and the
future prospects of what’s around the corner.

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General Session【17:00-17:40】

Light modulators for advanced fiber communication systems of higher
spectral efficiency

Masayuki Izutsu
National Institute of Information and Communications Technology

Advanced light modulation devices are attracted increasing attentions for dense signal transmission via fiber. To realize higher spectral efficiency with coherent optical systems, light modulators for various multi-level modulation formats are introduced and tested. In this talk, light modulators for QPSK, QAM, FSK, MSK formats will be reviewed.

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Wednesday October 24th, HALL 500

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基調講演【9:30-10:10】

The future of photonics – is silicon the answer?

Mario Paniccia, Ph.D.
Intel
Director Photonics Technology Lab

As computer processing power and bandwidth requirements continue to rise, silicon photonics will play an increasingly important role by combining the speed of optical communication with the integration and fabrication benefits of microelectronics. Here’s a look to what the future may have in store based on this exciting technology.

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Special Session【10:20-11:00】

Advanced Photonic Technologies for the Information Explosion Era

Michiharu Nakamura
Hitach
Fellow

The future information explosion era will require further leaps in advanced photonic technologies in terms of speed, capacity, and reduction of power consumption. Advanced photonic network technologies such as G-PON, 100G Ethernet, and multilevel optical transmission will meet the demands, where the nano photonics such as wavelength controlled integrated light sources will play key roles.

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General Session【11:10-11:50】

Advanced digital applications realized by photonic technologies
Evolution of video production, post production, distribution and projection of super high definition digital contents based on photonic technologies

Tomonori Aoyama
Professor of Keio University

Photonic technology is enabling super high quality video for digital entertainment, medicine and education. This presentation overviews the state-of-the art photonic technologies such as a wide LCD display, a digital video camera with CCD and CMOS image sensors and broadband networks such as FTTH, DWDM optical transmission and optical routers, and advanced applications based on those technologies.

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Special Session【13:00-13:40】

The challenges and future prospects for deploying 40Gbit/s transmission systems

Fabrizio Forghieri, Ph.D.
Cisco Systems
Technical Leader of Optical Technology Unit

With demand for bandwidth fueled by the uptake of IP-based services, higher line rates are needed. The jump from 10Gbit/s to 40Gbit/s is the next step but has been slow to take place. This talk will discuss the challenges for deployment, the current status of the technology and its future prospects.

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General Session【14:00-14:40】

New Frontiers in Optical Communication
Ultrahigh-speed Transmission and Coherent Transmission

Masataka Nakazawa
Prof. of Tohoku University

In this talk, two emerging transmission technologies are described. One is ultrahigh-speed OTDM transmission, in which I describe 160 Gbit/s over 1,000 km distortion-free transmission using a time-domain optical Fourier transformation. The other is coherent optical transmission, in which I describe a 1 Gsymbol/s coherent 64 QAM transmission with a spectral efficiency of 8 bit/s/Hz.

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General Session【15:00-15:40】

The Dawn of the Terabit Era

Colja Schubert, Ph.D.
Heinrich Hertz Institute

A description of what the future of ultrafast optical communication could look like, after today’s 40Gbit/s WDM technology retires. New coding formats and faster devices could truly result in communication rates of several Tb/s on a single fibre. Discussion about what the future could look like and what’s been achieved in labs today and the challenges facing deployment.

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General Session【16:00-16:40】

Optical Network Node
For finer-granularity data with lower power consumption

Kenichi Kitayama
Professor of Osaka University

To date, routing of data is performed in the electronic domain. However, major telecom carriers and large equipment vendors are working on optical cross-connect switch and photonic packet routers that can forward raw optical bits which could open the door to much advanced IP services with lower power consumption.

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Panel Discussion【17:00-18:30】

The big challenges facing photonics

M.C.: Oliver Graydon, Ph.D.
Nature Photonics

Chief Editor

Discussion on the most important hurdles that face the future of optical communication and how they can be overcome.

Thursday October 25th, HALL 500

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Keynote Speech 【9:30-10:10】

Internet Social Networking Drives Network Capacity Growth
Next Generation Services Empowered by Photonics

Stan Lumish
JDSU

CTO

Social networking, such as YouTube, MySpace, Facebook and others, are not only changing the way people interact. Content-rich applications such as music- and video-downloads, and on-line gaming, may be the killer applications for driving network bandwidth growth. In response to these demands, network providers must implement new optical core networks, now manage at the wavelength level and augment bandwidth through optical access network solutions. These new network solutions bring with them new challenges, especially in the area of photonic devices, wavelength management and test and diagnostics. This presentation will discuss the solutions to these new challenges and their impact supporting these new trends.

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Special Session【10:20-11:00】

The Role of Optical Communications Technology with Future Prospect in Broadband Networks

Terumi Chikama
Fujitsu

Corporate Senior Vice President

This talk will first summarize the innovation and impact of optical communications technology on social life so far, and then describe Fujitsu’s view and future prospects of optical communications in the next generation network. Advances in new technology and the influence of broadband networks on business and daily life will be discussed.

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General Session【11:10-11:50】

Quantum Cryptography
Its Impact, Reality and Future

Mitsuru Matsui
Mitsubishi Electric

Information Technology R&D Center
Information Security Technology Dept.
Senior Manager

Quantum cryptography achieves an unbreakable encryption using single photon transmission, whose security is guaranteed by quantum physics. In particular quantum key exchange is considered to be one of the most promising applications of quantum technology. This talk presents its impact on our future communication and also discusses its technical and political difficulties that we have to overcome.

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General Session【13:00-13:40】

WDM Optical Packet Interconnection for Peta Flops Ultra-High Performance Computing System

Hiroshi Onaka
General Manager, Product Development Center, Photonics System Group

We proposed WDM optical packet switch system that used SOA(Semiconductor Optical Amplifier) type optical gate SW for a peta-scale computing system. Connection of more than 100 ports, transmission of 1Tb/s WDM packet signal, switching speed of 10ns or less are main targets of this interconnection system.

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General Session【14:00-14:40】

Photonics Crystals
A New Toolbox for Telecom Devices

Susumu Noda
Prof. of Kyoto University

Photonic crystal technology presents new ways for controlling and manipulating light that could result in very efficient light sources and detectors, novel lasers, high performance filters, and optical buffer memory (slow/stopping light). This talk will describe the recent progress and future prospects of photonic crystal technologies.

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General Session【15:00-15:40】

Advances in Semiconductor Quantum Dot Devices
Toward nanophotonics and quantum information technology

Yasuhiko Arakawa
Prof. of Tokyo University
Research Center for Advanced Science and Technology

Quantum dot is an ultimate nanostructure, often called artificial atom, which enables electrons to control correlation effects with spins and interaction with photons. The use of quantum dot ensembles in an active layer has brought a new innovation in semiconductor laser technologies. Moreover, single dot can be applied to new type of single/entanglement photons and quantum computing devices. In this presentation, we discuss advances in physics and nano-epitaxial growth of quantum dots as well as their application to nanophotonic and quantum information devices, including quantum dot lasers and single photon sources.

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General Session【16:00-16:40】

Visible Light Communications

Masao Nakagawa
Prof. of Keio University

The speaker talks about possiblity of optical communications using visible light. This talk explains how visible LED for lighting and indicating can be used for ubiquitous communications applications, for example, position finding, intelligent transportation and advertisement.

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General Session【17:00-17:40】

Optical Technologies for Car Applications
Innovation of the optical waveguide device fabrication

Manabu Kagami
Toyota Central R&D Labs.

The electronization of an automobile is accelerating and many carmakers are considering the high-speed multiplex communication using an optical fiber. For low cost optical network realization, innovation of optical communication device manufacturing methods is required strongly. If this is achieved, the nerve network of an automobile may consist of optical fibers in the future.

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