greentouch consortium: overview and green ... - amazon … · 2.3% of global ghg in 2020; growing...

GREENTOUCH CONSORTIUM:OVERVIEW AND GREEN METER RESEARCH STUDY

Dr. Thierry E. KleinHead of Green Research at Bell Labs / Alcatel-Lucent

Chair of Technical Committee GreenTouch

EcoCity World Summit Workshop – 23 September 2013

50 million cars

ENVIRONMENTAL IMPACT OF ICT

Global aviation 50 million cars

Global aviation industry

Global ICT Emissions:2.3% of Global GHG in 2020; Growing at 4% YoY

Enabling Effect Leads to 16% reduction in Global GHG through Intelligent Use of ICT

GeSI “SMARTer 2020: The Role of ICT in Driving a Sustainable Future”, 2012

GREEN ICT MAKES ECONOMIC SENSE

INCREASE2012 to 2016

=5th INTERNET

If the internet was a country: energy

consumption is higher than Russia and a

little less than Japan

HIGHEST COUNTRY+27%INCREASE

NETWORK ENERGY USE

=5th INTERNET

If the internet was a country: energy

consumption is higher than Russia and a

little less than Japan

HIGHEST COUNTRY

~75%ENERGY BILL

NETWORK

70 to 80% overall energy bill of an operator

� RAN: +70% of network electricity cost

7-20%OPERATORS OPEX

ENERGY BILL

From 7% in mature countries to +20% in emerging countries

~75%ENERGY BILL

NETWORK



~75%ENERGY BILL

NETWORK



7-20%OPERATORS OPEX

ENERGY BILL


7-20%OPERATORS OPEX

ENERGY BILL


A NEW WIRELESS WORLD / INTERNET

ALL RIGHTS RESERVED. COPYRIGHT © ALCATEL-LUCENT 2011.

Global Users

Anywhere, Any time, Any Device

Wireless, Video

HD, 3D, …

ENERGY EFFICIENCY IS A NECESSITY FOR THE ICT INDUSTRY

78 Mtons of CO278 Mtons of CO2

5,000,000towers

5,000,000towers

5 000 000 000people without 5 000 000 000people without


people without broadband

people without broadband

Fundamental question:

Support the traffic growth in a sustainable and

economically viable way throughout the world

• Slow-down in technology improvements

• Network energy efficiency only increasing at 10-15% per year

Deliver by 2015 Architectures, Specifications and Solutions and Demonstrate Key Technologies to Increase Network Energy

Efficiency by a Factor 1000 Compared to 2010

� Bell Labs Initiated Global Research Consortium representing

industry, government and academic organizations

� Launched in May 2010 with focus on energy efficiency,

sustainability and growth

� Holistic and ambitious goal of 1000x

GREENTOUCH (www.greentouch.org)


� Holistic and ambitious goal of 1000x

� Moving from fundamental research into the pre-competitive area

through standardization

� 55 member organizations with 350+ leading scientists

� New innovation and collaboration model for R&D

� Recognized by the World Economic Forum as an industry-led best

practice toward sustainability

� Leading Green ICT: cooperation with other NGOs such as GeSI,

ITU-T, GreenGrid, Carbon Trust, ITRS

WHY NETWORK ENERGY EFFICIENCY?

Makes both Environmental and Economic Sense

Fixed Access

IP/MPLS Edge/Core Services Network

Optical Transport

Converged Service Control

Enterprise

Wireless Access

Alternative Energy

END TO END NETWORK PERSPECTIVE

Data center

Eco-Sustainable Services

8

Thermal Management and Cooling

NEW APPROACHES FOCUSED ON ENERGY

Network Architecture

RN

eNBeNBeNBeNB Proc

essi

ng

Unit

IP layer WDM layer

Components and Hardware

Management and Control

00.00hrs 24.00hrs12.00hrs

Saved

energy Telecom

traffic

00.00hrs 24.00hrs12.00hrs

Saved

energy Telecom

traffic

Freq.

Freq.

(a) (b) (c) (d) (e)

Traffic H i g h

Low

Thermal Management

16 RESEARCH

PROGRAMS &

PROJECTS

• Wireless and mobile

communications

• Wireline access

• Core networks and

optical transmission

• Services, applications

NEW APPROACHES

BEING TAKEN

• Devices and low power

electronics / photonics

• Architectures,

algorithms and protocols

• “Power-follows-load”

intelligent management

GREENTOUCH STATUS: WHERE ARE WE?

0.0

2.0

4.0

6.0

8.0

10.0

12.0

14.0

2010 2012 2013 2014 2015 2016 2017 2018 2019 2020 2022

W/subscriber Wireless LAN

OLT(/subscriber)

HGW processor

Wireline LAN (Eth.)

PON digital

OE PON

GPONXGPON

EE HW design

Long reach

Virtual HGW

BI PON

Low power electronics

Transparent CPE

Low power Optics

Sleepmode 2

Sleepmode

Short Term Long TermMedium Term

0.0

2.0

4.0

6.0

8.0

10.0

12.0

14.0

2010 2012 2013 2014 2015 2016 2017 2018 2019 2020 2022

W/subscriber Wireless LAN

OLT(/subscriber)

HGW processor

Wireline LAN (Eth.)

PON digital

OE PON

GPONXGPON

EE HW design

Long reach

Virtual HGW

BI PON

Low power electronics

Transparent CPE

Low power Optics

Sleepmode 2

Sleepmode

Short Term Long TermMedium Term

• Services, applications

and trends

intelligent management

• Service and energy

optimized networks

TWO MAJOR PUBLIC

DEMONSTRATIONS

• Large Scale Antenna

System for Wireless

Networks

• Transmission Protocol for

Fiber-To-The-Home

COMMON REFERENCE

ARCHITECTURE &

ROADMAP

• Establish and define

common reference

architecture and

roadmap with strategic

research directions

�Green meter study objectives:

• Progress report and status of GreenTouch

• End to end network architecture

• Relative impact of different technologies

• Overall energy efficiency gains

�Derived overall methodology to be followed and general common

GREEN METER AND OVERALL PROGRESS REPORT


�Derived overall methodology to be followed and general common assumptions to be made

� Individual working groups provided respective results based on simulations, calculations, optimizations, trending and forecasting

�Overall results put together according to agreed-upon methodology

Research study shows net energy consumption in networks can be reduced by up to 90% by 2020

while taking into account traffic growth

�Significant impact for service provider

�Technology assets for future

REAL PROGRESS AND RESULTS


�Technology assets for future networks

�Economic impact

�Environmental sustainability

� Live webcast on May 13 with announcement of results and green meter research study

• Mobile:

o Small cells deployment in dense urban environments

o Infrastructure sharing across operators

o Discontinuous transmissions during periods without traffic

o Base station power models

o All-optical backhaul

• Wireline:

SOME KEY TECHNOLOGIES


• Wireline:

o Bit interleaved passive optical networking (Bi-PON)

o Power shedding and sleep modes

o Energy efficient hardware

• Core:

o Optical bypass and optimum use of mixed line rates

o Dynamic allocation of resources to diurnal traffic fluctuations

o Low power electronics and photonics

0

20

40

60

80

100

120

140

160

180

200

0 2 4 6 8 10 12 14 16 18 20 22

Po

we

r C

on

su

mp

tio

n (

kW

)

Time of The Day (Hours)

Compression Processors

Regenarators

Optical Switches

EFDAs

Transponders

Routers

MEDIA COVERAGE HIGHLIGHTS

� Press release viewed more than 2,500 views and was reposted more than 200 times

� 24 unique articles generated; 15+ reposts of unique articles in top outlets

� 10 additional articles anticipated

� 26 media & analyst briefings completed

� Hundreds of Tweets generated from release, briefings and media coverage


briefings and media coverage

�Technical challenges remain for improving energy efficiency

• Low power devices and efficient hardware design

• Content distribution, storage and processing

• Thermal management and power supplies

�Demonstrate energy efficiency benefits are obtained without

SOME KEY REMAINING (RESEARCH) CHALLENGES


�Demonstrate energy efficiency benefits are obtained without compromising quality of service and performance

• Required for acceptance and deployment at scale

�Network lifecycle analysis and embedded energy

�Integrated use of renewable energy sources

16 RESEARCH

PROGRAMS &

PROJECTS

TWO MAJOR

PUBLIC

DEMONSTRATIONS

REFERENCE

ARCHITECTURE &

ROADMAP

CONCLUSION: WHERE DO WE GO FROM HERE?

ADDITIONAL

DEMOS TO

VALIDATE KEY

ONGOING

RESEARCH

ACTIVITIES AND

UPDATES TO

BRAINSTORMING

ON NEW IDEAS VALIDATE KEY

TECHNOLOGIESUPDATES TO

GREEN METER

ON NEW IDEAS

IMPACT ON STANDARDS AND POLICIES

DRIVE TOWARDS PRODUCT PROTOTYPES AND

ACTUAL IMPLEMENTATIONS

@Green_Touchwww.greentouch.org

@Thierry_Klein

greentouch consortium: overview and green ... - amazon … · 2.3% of global ghg in 2020; growing...

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