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Dr. Markus Plankensteiner
TTA-Group Coordinator
[email protected]
TTA-Group ConsortiumAn Introduction
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What is TTA-Group?
TTA-Group consortium is a cross-industrycommunity for technical
and market
development of safety-related architecturesand time-triggered
networks.
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Objectives
Secure access to intellectual property related totime-triggered
technologies such as TTP and TTEthernetunder reasonable and fair
market conditions
Ensure technology viability over long time to reducesystem,
component and lifecycle costs
Develop ecosystem of products and services
Drive research and development
Improve cross-industry capabilities and adapttechnologies for
system and cost requirements of specificindustries
Establish cross-industry standards for
time-triggeredtechnologies such as TTP and TTEthernet
Submit proposals to standard developmentorganizations (e.g. SAE,
IEEE)
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Time-Triggered Technology History
Research on time-triggered technology atVienna University of
Technology (Austria)since 1982
Activities led by Prof. Hermann Kopetz(IEEE Fellow, IEEE
Achievement Award)
International R&D programs with industrypartners from Europe
and USA since 1996
Airbus, Audi, Bosch, Daimler, EADS, Fiat,Honeywell, Infineon,
Liebherr, NASA,Siemens, SRI International, Renault, Thales,TTTech,
Visteon, Volvo
In total >400 man years of R&D investments
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TTA-Group History / Positioning
Founded as a cross-industry consortium in 2001 by
Objective is to distribute know-how and shareexperience in
safety-critical data communication Promotion of technologies
fulfilling demands ofhigh safety at low cost Members influence and
guide development direction Provide access to related IP for
members
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Other TTA-Group Members
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Membership Levels andOrganizational Structure
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Membership Levels
Three levels of membership:
Committee membersAssociate members
Affiliate members
affiliate members
associate members
committee members
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Committee Members
Role
Leading player in the establishment and deploymentof
time-triggered networks for embedded systems
Intention to develop specifications andmarket strategies
Rights
Guaranteed access to IP related to the protocol
specification
Appoint representatives to steering committee, technical
board
and working groups and vote on membership applications
Work on definition of market requirements and strategyfor future
development of time-triggered technologies
Control development of specifications
Obligations
Active participation in steering committee meetings andevents
for public announcements
Promote TTA-Group objectives within their industry
Annual administration fee of Euro 25,000
committee members
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Associate Members
Role
Advanced users of time-triggerednetworks for embedded
systems
Rights
Guaranteed access to IP related to the protocol
specification
Appoint representatives to working groups and take part in
technicalboard meetings upon invitation
Make change proposals to further develop specifications
Obligations
Active participation in workings group meetings
Promote TTA-Group objectives within their industry
Annual administration fee of Euro 20,000
associate members
committee members
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Affiliate Members
Role
Supporters of time-triggered networksfor embedded
systemsRights
Take part in working group meetings upon invitation
Obtain early access to working group results
Obligations
Promote TTA-Group objectives within their industry
Annual administration fee of Euro 3,500
affiliate members
associate members
committee members
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affiliate members
associate members
Steering Committee decideson technical/marketing
strategy,development, standardizationof technology
Technical Board draftstechnical specificationsreleased to
steering committee
Technical Working Groupsdevelop proposals forfuture
standardization
TTA-Group Coordinator &Secretaryadministrates group
activities
committee
committee
committee
associate
associate
Organizational Structure
committee members
affiliate
Upon invitation
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TTA-Group Activities
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Past Activities (Examples)
TTP Protocol Working Group
Work and agree on TTP protocol specificationsTTP Physical Layer
Working Group Define and finalize TTP physical layer
specification
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Standardization Activities
Standardization of TTP
SAE as standardization body; driven by TTA-Group Handled in SAE
AS-2D "Time-Triggered Systemsand Architectures" committee (SAE
AS6003)Standardization of TTEthernet
Preparations for standardization within TTA-Group
Handled in SAE AS-2D "Time-Triggered Systemsand Architectures"
committee (SAE AS6802)
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Aerospace Activities
Initiative to start broad adoption of time-triggeredfield buses
such as TTP and FlexRay in aerospaceindustry
E.g. working group for defining aerospace physicallayer for TTP
and FlexRay
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Off-Highway Activity
Steer-by-Wire Working Group
Define reference architecture for steer-by-wire systems
Manufacturers, suppliers and supervising organizationswork together
Exchange expertise and to avoid double development
effort Taking care of legal issues, norms and standards
andcertification processes
PWRPSD
STD
CNWSTD
ASDSADSbW
CU
GTW
SSDFBD
SD
CNW
PWRPSD
STD
CNWSTD
ASDSADSbW
CU
GTW
SSDFBD
SD
CNW
Sh E i
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Events with focus on safety-relatedapplications in
aerospace,automotive andoff-highwayindustries
Share Experience,Distribute Know-How
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Ethernet for Critical Embedded Systems
Development since 2001
Specification can be requested at www.ttagroup.org
Characteristics Designed for DO-254 / DO-178B Level A
applications
100 Mbit/s and 1 Gbit/s
Synchronous and asynchronous communication Hardware and software
implementation of nodes
Introduction
http://www.ttagroup.org/http://www.ttagroup.org/
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Status
Mixed-criticality & Safety Real-time and non-real-time
communication
Critical and non-critical traffic in one network
Fail-operational support on network level Single, dual and
triple channel configurationsStandard Support
Interoperable with standard IEEE 802.3 solutions
Support for IEEE 1588 Compatible with ARINC 664 Standardization
in progress - SAE AS6802
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Reference Project
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Cross-Industry
Business Focus
39%
16%6%
18%
10%
2%
3%
2% 4%Aerospace
Automotive
Defense
Industrial
N/A
Off-Highway
Railway
Semiconductor
keine Angabe
TTEthernet Specification Requests
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Top 22 companies (Registered persons)
0 2 4 6 8 10 12 14 16 18 20
BMWElbit Systems
Hamilton SundstrandNEC Electronics
NS SolutionsVibro-MeterVolkswagen
FordContinental
SAE InternationalGeneral Motors
EADSEaton
BAE Systems
BoschWind River
BoeingNasa
NissanEMBRAER
GE
Honeywell
Cross-Industry
TTEthernet Webcast Participants
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Invitation to Join
You are invited to join TTA-Group activities!
[email protected]
orwww.ttagroup.org/group/joining.htm
mailto:[email protected]://www.ttagroup.org/group/joining.htmhttp://www.ttagroup.org/group/joining.htmmailto:[email protected]
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F i f ti t t ffi @tt i it tt
The Cross-Industry Consortiumfor Time-Triggered Systems
Dr. Markus Plankensteiner
TTA-Group Coordinator
[email protected]
