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IEEE StandardsIEEE StandardsAssociation (IEEE SA)Association (IEEE SA)
ITS StandardsITS Standards
11
33rdrd ETSI TCETSI TC--ITS WorkshopITS Workshop99--11 February 2011 11 February 2011 -- Venice, ItalyVenice, Italy
T. M. Kurihara, Chair, IEEE 1609 WGT. M. Kurihara, Chair, IEEE 1609 [email protected]@mindspring.com
William Whyte, Security InnovationWilliam Whyte, Security [email protected]@securityinnovation.com
Institute ofElectrical andElectronics
Engineers, Inc.(IEEE)
IEEE
22
IEEEStandardsAssociation(IEEE SA)
VehicularTechnologySociety/ITS
Working Group1609, WAVE
ContentContent�� Regulatory Background for 5.9GHz Wireless Regulatory Background for 5.9GHz Wireless
Dedicated Short Range Communication (DSRC) Dedicated Short Range Communication (DSRC) EnvironmentEnvironment
�� IEEE 1609 Family of StandardsIEEE 1609 Family of Standards�� IEEE 1609.2™, IEEE 1609.2™, Security Services for Applications
and Management Messages
33
and Management Messages�� IEEE 802.11™IEEE 802.11™--2007, Wireless LAN Revision, 2007, Wireless LAN Revision,
IEEE 802IEEE 802--11p™11p™--2010, Wireless Access in 2010, Wireless Access in Vehicular Environment (WAVE) and Task Group Vehicular Environment (WAVE) and Task Group TGai, Fast Initial Link SetTGai, Fast Initial Link Set--up (FILS)up (FILS)
�� Harmonization TopicsHarmonization Topics
Note: Supplemental details for future referenceNote: Supplemental details for future reference
What is Wireless Access in Vehicular Environment (WAVE)?
�� Short to medium range communication system for Short to medium range communication system for public safety for vehiclepublic safety for vehicle--toto--vehicle and roadsidevehicle and roadside--toto--vehicle environmentvehicle environment
�� U. S. Federal Communication Commission (FCC) U. S. Federal Communication Commission (FCC) allocated 5.9GHz channel plan (5.850allocated 5.9GHz channel plan (5.850--5.925GHz)5.925GHz)
44
allocated 5.9GHz channel plan (5.850allocated 5.9GHz channel plan (5.850--5.925GHz)5.925GHz)
�� Operations governed by FCC US Title 47 Code for Operations governed by FCC US Title 47 Code for Federal Regulations Part 90 & 95Federal Regulations Part 90 & 95
�� ASTM 2213ASTM 2213--03 conformance cited (IEEE Standard 03 conformance cited (IEEE Standard 802.11p™802.11p™--2010, 2010, WAVEWAVE amendment is amendment is compatiblecompatible))
�� IEEE 1609 Working Group projects are for the IEEE 1609 Working Group projects are for the 5.9GHz DSRC/WAVE radio system5.9GHz DSRC/WAVE radio system
IEEE P1609 StandardsIEEE P1609 Standards
UDP / TCP
IPv6WSMP
.
ent 16
09.3
1609
.3
1609.21609.2
1609
.11
1609
.11 AdditionalAdditional
standardsstandardsto beto be
determineddetermined
WSMPWSMP: WAVE Short: WAVE ShortMessage ProtocolMessage Protocol
UDPUDP: User: UserDatagram ProtocolDatagram Protocol
1609
.12
1609
.12
1609
.116
09.1
55
Logical Link Control (LLC)
Physical (PHY) layer
WAVE Medium Access (MAC) Control layer (including channel coordination)M
anag
em
e
Sec
urity
.
Air
Air
Inte
rfac
eIn
terf
ace
802.
1180
2.1116
09.4
1609
.4
Datagram ProtocolDatagram ProtocolTCPTCP: Transmission: TransmissionControl ProtocolControl ProtocolIPIP: Internet Protocol: Internet Protocol
1609.1 – Remote Management Services1609.2 – Security Services1609.3 – Network Services1609.4 – Multichannel Operations1609.11 Over-the-air Electronic Funds Collection802.11p – WAVE Amendment
FacilitiesB
ase
(MIB
)
FM
-SA
P
nt
Application Support
NF-SAP
FM
-SA
P
ITS Station Reference Architecture
SF
-SA
P
SF
-SA
P
atio
n B
ase
ertif
icat
e M
anag
men
t)
Session Support
SM-SAP
Information Support
ApplicationsTraffic
EfficiencyRoadSafety
OtherApplications
FA-SAP
SA
-SA
P
SA
-SA
P
AM
-SA
P
AM
-SA
P
FA-SAP
SM-SAP
n, P
rofil
e M
anag
emen
t
n M
anag
emen
t
men
tS
tatio
n m
anag
emen
t
A
F
SM
ITS Station Reference Architecture as described inEN 302 665 / ISO 21217
66
Station-ExternalInterfaces
IM-S
AP
IN-SAP
Man
agem
ent I
nfor
mat
ion
B
Station-InternalInterfaces
ITS Local
Network
IN-SAP
NM
-SA
P
Networking & Transport
Access Technologies (PHY&DLL)
...IPv6 +Mobility
Extensions
NF-SAP
Geo-Routing
IM-S
AP
NM
-SA
P
Man
agem
en
Other protocols
e.g.GPS
e.g.2G/3G/...
e.g.BlueTooth
e.g.Ethernet
e.g.5.9GHz
Sec
uri
ty
SI-
SA
P
SI-
SA
P
SN
-SA
P
SN
-SA
P Sec
urity
Info
rma
(Ide
ntity
, Cry
ptoK
ey a
nd C
e
ITS Transport TCP/UDP
e.g.WiFi
Hardware Security Module (HSM)
Aut
hent
icat
ion,
Aut
horiz
atio
n
Fire
wal
l and
Intr
usio
n
Cro
ss-I
nter
face
Man
agem
ent
Net
wor
king
Man
agem
N
I
Key802.11/ 1609.41609.31609.21609.111609.1
�� IEEE Vehicular Technology Society/ITS workshop IEEE Vehicular Technology Society/ITS workshop with ISO TC204 WG16, September 2008, with ISO TC204 WG16, September 2008, Chicago; MOU with ETSI TCChicago; MOU with ETSI TC--ITS, January 2009ITS, January 2009
�� Recognized common interest (e.g., security, Recognized common interest (e.g., security, 5.9GHz wireless communications for road safety, 5.9GHz wireless communications for road safety, message sets, identifiers)message sets, identifiers)
Harmonization and further workHarmonization and further work
77
message sets, identifiers)message sets, identifiers)
�� Identified areas of differences for expertIdentified areas of differences for expert--level level coordination (identifier structure coordination (identifier structure -- PSID, ITSPSID, ITS--AID)AID)
�� Continue to collaborate to harmonize where Continue to collaborate to harmonize where feasible, (e.g., congestion mitigation, channel feasible, (e.g., congestion mitigation, channel models, performance), with international and US models, performance), with international and US standards bodies such as SAE Technical standards bodies such as SAE Technical Committee J2735, DSRC Message SetsCommittee J2735, DSRC Message Sets
IEEE 1609 Security ServicesIEEE 1609 Security Services
88
William WhyteWilliam WhyteIEEE P1609.2 Project Editor and Security IEEE P1609.2 Project Editor and Security
ConsultantConsultant
Security InnovationSecurity Innovation
Security services within 1609Security services within 1609
�� 1609.21609.2--2006™/ P1609.2 d7, January 20112006™/ P1609.2 d7, January 2011–– Security processing optimized for singleSecurity processing optimized for single--hop, broadcast hop, broadcast
messagesmessages–– Service advertisementsService advertisements–– V2V singleV2V single--hophop
99
–– Has “hooks” for pseudonymity but leaves exact Has “hooks” for pseudonymity but leaves exact mechanism openmechanism open
�� 1609.11™1609.11™--2010: security services for electronic 2010: security services for electronic paymentpayment–– Providing improved pseudonymity over existing servicesProviding improved pseudonymity over existing services–– Approved 2010Approved 2010
�� 1609.1: security services for remote management of 1609.1: security services for remote management of constrained stationsconstrained stations–– Approval anticipated 2011Approval anticipated 2011
Harmonization and further workHarmonization and further work
�� Further work within IEEE 1609 Working Group:Further work within IEEE 1609 Working Group:–– Security for transactionsSecurity for transactions–– Concrete mechanisms for pseudonymity with revocationConcrete mechanisms for pseudonymity with revocation
�� ETSI has adopted 1609.2 as basis for CAM and DENM ETSI has adopted 1609.2 as basis for CAM and DENM securitysecurity
1010
securitysecurity
�� Further work within ETSIFurther work within ETSI–– Based on 1609.2Based on 1609.2
�� Adaptations for multiAdaptations for multi--hophop�� Support for roaming between trust zonesSupport for roaming between trust zones
–– General security services, not based on existing 1609.2 General security services, not based on existing 1609.2 mechanismsmechanisms�� Security for station managementSecurity for station management
–– Potential exists for harmonization with the “further work Potential exists for harmonization with the “further work within IEEE” identified above.within IEEE” identified above.
IEEE Computer SocietyIEEE Computer SocietyLANMAN Standards CommitteeLANMAN Standards Committee
Working Group 802.11Working Group 802.11
1111
Working Group 802.11Working Group 802.11StatusStatus
IEEE 802.11™IEEE 802.11™--2007, 2007, Wireless LANWireless LAN
�� IEEE 802.11p™IEEE 802.11p™--2010, 2010, WAVEWAVE AmendmentAmendment–– Approved December 2010Approved December 2010–– Editorially included in revision of 802.11Editorially included in revision of 802.11--2007 2007
edition with other amendmentsedition with other amendments
1212
–– Clause number changes and other changes for Clause number changes and other changes for internal consistency in developing revisioninternal consistency in developing revision
–– In sponsor ballot, first recirculation ballotIn sponsor ballot, first recirculation ballot–– Expect approval of IEEE P802.11 (revision) in Expect approval of IEEE P802.11 (revision) in
20112011�� URL: https://mentor.ieee.org/802.11/documentsURL: https://mentor.ieee.org/802.11/documents
Harmonization and further workHarmonization and further work
�� Work with ETSI TCWork with ETSI TC--ITS and ISO TC204 WG16 on ITS and ISO TC204 WG16 on changes needed to revise 5.9GHz profile and changes needed to revise 5.9GHz profile and related CALM standards when 802.11 revision is related CALM standards when 802.11 revision is approvedapproved
�� Develop means to facilitate review and agreement Develop means to facilitate review and agreement
1313
�� Develop means to facilitate review and agreement Develop means to facilitate review and agreement on global coverage of related technical on global coverage of related technical requirementsrequirements
�� Develop ways to facilitate review and feedback on Develop ways to facilitate review and feedback on IEEE 802.11 revision and subsequent amendment IEEE 802.11 revision and subsequent amendment projectsprojects–– 802.11 TGai Amendment, 802.11 TGai Amendment, Fast Initial Link SetFast Initial Link Set--upup
Harmonization and further workHarmonization and further work
1414
UPDATED: 2/09/2011 Non Sequitur by Wiley Miller
Thomas M KuriharaTKstds Management
1515
Chair, IEEE 1609 Working Groupwww.ITSware.net/dsrc/
1609 WG1609 WGReflectorReflectorMessageMessageArchiveArchive
SUPPLEMENTAL INFORMATIONSUPPLEMENTAL INFORMATION
�� IEEE 1609™ Family of StandardsIEEE 1609™ Family of Standards
1616
�� SAE Motor Vehicle Council, Technical CommitteeSAE Motor Vehicle Council, Technical Committee–– J2266J2266--200410, 200410, Location Referencing Message Specification (Lrms)Location Referencing Message Specification (Lrms)–– J2354J2354--200402, 200402, Message Sets for Advanced Traveler Information Message Sets for Advanced Traveler Information
System (Atis)System (Atis)–– J2735J2735--201011, 201011, DSRC Message Sets and Data DictionaryDSRC Message Sets and Data Dictionary–– J2945,J2945, DSRC Message Set Minimum Performance RequirementsDSRC Message Set Minimum Performance Requirements
�� OMNIOMNI--Air Test and Certification ProgramAir Test and Certification Program–– “Here I Am” Device Test and Certification“Here I Am” Device Test and Certification
IEEE Standards IEEE Standards �� Describes the Wireless Access in Vehicular Environments (WAVE)/Dedicated Describes the Wireless Access in Vehicular Environments (WAVE)/Dedicated
Short Range Communication (DSRC) architecture and services necessary for Short Range Communication (DSRC) architecture and services necessary for multimulti--channel WAVE/DSRC devices for mobile vehicular safetychannel WAVE/DSRC devices for mobile vehicular safety
�� The family of IEEE 1609™ standards:The family of IEEE 1609™ standards:–– IEEE 1609.1™IEEE 1609.1™--2006, 2006, Resource ManagerResource Manager (revision title change to (revision title change to Remote Remote
Management ServicesManagement Services changes scope to include overchanges scope to include over--thethe--air air management of classes of devices) planned approval 2011management of classes of devices) planned approval 2011
–– IEEE Std 1609.2™IEEE Std 1609.2™--2006, 2006, Security Services for Applications and Security Services for Applications and Management Messages (revision in development, planned approval Management Messages (revision in development, planned approval
1717
Management Messages (revision in development, planned approval Management Messages (revision in development, planned approval 2011)2011)
–– IEEE Std 1609.3™IEEE Std 1609.3™--2010, 2010, Networking ServicesNetworking Services–– IEEE Std 1609.4™IEEE Std 1609.4™--2010, 2010, MultiMulti--Channel OperationChannel Operation–– IEEE Std 1609.11™IEEE Std 1609.11™--2011, 2011, OverOver--thethe--air Interface for Electronic Funds air Interface for Electronic Funds
Collection (EFC)Collection (EFC)�� Projects in development:Projects in development:
–– IEEE P1609.0™, IEEE P1609.0™, WAVE WAVE -- ArchitectureArchitecture–– IEEE P1609.12™, IEEE P1609.12™, WAVE WAVE -- Provider Service Identifier Allocation (PSID)Provider Service Identifier Allocation (PSID)
Note: Includes legacy specification, Note: Includes legacy specification, ASTM E2213ASTM E2213--03 03 -- 2003, Standard Specification for Telecommunications and 2003, Standard Specification for Telecommunications and Information Exchange Between Roadside and Vehicle Systems Information Exchange Between Roadside and Vehicle Systems –– 5.9GHz Band Dedicated Short Range 5.9GHz Band Dedicated Short Range
Communications (DSRC) Medium Access Control (MAC) and Physical Layer (PHY) SpecificationsCommunications (DSRC) Medium Access Control (MAC) and Physical Layer (PHY) Specifications
Jan 2004
Uplink
Downlink
IntersectionsControlDedicated Public Safety
Short Rng ServiceMed Rng ServiceShared Public Safety/Private
40 dBm
33 dBm
23 dBm
Power Limit
Power Limit
Power Limit
43 dBm
Hi Av-Low Lat
5.9 GHz 10 and 20 MHz Channels
1818Broady Cash, ARINCSlide 18
Frequency (GHz)
5.85
0
5.85
5
5.86
0
5.86
5
5.87
0
5.87
5
5.88
0
5.88
5
5.89
0
5.89
5
5.90
0
5.90
5
5.91
0
5.91
5
5.92
0
5.92
5
5.82
5
5.83
0
5.83
5
5.84
0
5.84
5
Canadian Special License Zones*
Downlink
Ch 172 Ch 174 Ch 176 Ch 180 Ch 184Ch 182Ch 178
PublicSafety/Private
Public SafetyIntersectionsControl
Channel
PublicSafety/Private
PublicSafety/Private
PublicSafety/Private
PublicSafety
Veh-Veh
Broady Cash. ARINC, 2004
US WAVE/DSRC AllocationUS Spread Spectrum AllocationUS UNII Allocation
Uplink
Un-licensed Licensed
IntersectionsControlDedicated Public Safety
Short Rng ServiceMed Rng ServiceShared Public Safety/Private
UnlicensedPrivate
Hi Av-Low Lat
5.7250 to 5.925 GHz UNII and WAVE Channels5.7250 to 5.925 GHz UNII and WAVE Channels
1919
5.85
0
5.85
5
5.86
0
5.86
5
5.87
0
5.87
5
5.88
0
5.88
5
5.89
0
5.89
5
5.90
0
5.90
5
5.91
0
5.91
5
5.92
0
5.92
5
5.82
5
5.83
0
5.83
5
5.84
0
5.84
5
5.75
0
5.75
5
5.76
0
5.76
5
5.77
0
5.77
5
5.78
0
5.78
5
5.79
0
5.79
5
5.80
0
5.80
5
5.81
0
5.81
5
5.82
0
5.72
5
5.73
0
5.73
5
5.74
0
5.74
5
Downlink
Ch 149 Ch 153 Ch 157 Ch 161UNII Ch172
Ch175
Ch 178
Ch181
Ch184
Control Channel
Broady Cash. ARINC, 2004
IEEE 802.11 Working GroupIEEE 802.11 Working GroupStandardsStandards
2020
StandardsStandards
IEEE 802.11p, Amendment to IEEE Standard 802.11™IEEE 802.11p, Amendment to IEEE Standard 802.11™--20072007
TitleTitle: : Draft Standard for Information Technology Draft Standard for Information Technology —— Telecommunications and information Telecommunications and information exchange between systems exchange between systems —— Local and metropolitan area networks Local and metropolitan area networks —— Specific Specific requirementsrequirements
Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) specificationsspecifications
Amendment 6: Wireless Access in Vehicular EnvironmentsAmendment 6: Wireless Access in Vehicular Environments
StatusStatusApproved as an amendment in 2010Approved as an amendment in 2010
WAVE Amendment is being included in the revision to IEEE Std 802.11™WAVE Amendment is being included in the revision to IEEE Std 802.11™--2007; IEEE 2007; IEEE project designation is IEEE P802.11mb, project designation is IEEE P802.11mb, Revision of IEEE Std 802.11™Revision of IEEE Std 802.11™--2007 as 2007 as
2121
WAVE Amendment is being included in the revision to IEEE Std 802.11™WAVE Amendment is being included in the revision to IEEE Std 802.11™--2007; IEEE 2007; IEEE project designation is IEEE P802.11mb, project designation is IEEE P802.11mb, Revision of IEEE Std 802.11™Revision of IEEE Std 802.11™--2007 as 2007 as amended byamended by::
IEEE Std 802.11k™IEEE Std 802.11k™--20082008IEEE Std 802.11r™IEEE Std 802.11r™--20082008IEEE Std 802.11y™IEEE Std 802.11y™--20082008IEEE Std 802.11w™IEEE Std 802.11w™--20092009IEEE Std 802.11n™IEEE Std 802.11n™--20092009IEEE Std 802.11z™IEEE Std 802.11z™--20102010
In P802.11mb initial IEEE sponsor ballot, scheduled for approval of the 2400+ page In P802.11mb initial IEEE sponsor ballot, scheduled for approval of the 2400+ page document in 2011document in 2011
CautionCaution. Note that changes in clause numbers and wording are being made to the . Note that changes in clause numbers and wording are being made to the published amendments in the process of including the WAVE amendment and five other published amendments in the process of including the WAVE amendment and five other amendments into revised P802.11mb draft.amendments into revised P802.11mb draft.
IEEE 802.11 Task GroupIEEE 802.11 Task Group�� TGai TGai –– Fast Initial Link SetFast Initial Link Set--upup
–– “Focus on study group was on bringing down the link set“Focus on study group was on bringing down the link set--up time to up time to a few hundred milliseconds. Some of your applications require a few hundred milliseconds. Some of your applications require latency less than 20ms” (from minutes, January 2011)latency less than 20ms” (from minutes, January 2011)
–– “.11p focus in vehicle“.11p focus in vehicle--toto--vehicle safety applications enabled by vehicle safety applications enabled by operating “outside the scope of a Basic Service Set (BSS)”operating “outside the scope of a Basic Service Set (BSS)”
–– “Applications discussed would be deployed in a BSS“Applications discussed would be deployed in a BSS--like like environment with fast linkenvironment with fast link--setset--up as targeted by .11ai, not outside of up as targeted by .11ai, not outside of
2222
environment with fast linkenvironment with fast link--setset--up as targeted by .11ai, not outside of up as targeted by .11ai, not outside of a BSS”a BSS”
–– Ref: IEEE 802.11Ref: IEEE 802.11--11/148r0: 11/148r0: Use Cases Requiring Fast Use Cases Requiring Fast InitializationInitialization (Lee Armstrong, Armstrong Consulting, (Lee Armstrong, Armstrong Consulting, [email protected]@tiac.net))
–– Work in TGai may address, “…various (abstract) roles … personal, Work in TGai may address, “…various (abstract) roles … personal, vehicular, roadside, central, and possibly others to come … and vehicular, roadside, central, and possibly others to come … and any particular instantiation of an ITSany particular instantiation of an ITS--S can take on different roles at S can take on different roles at different times, and may even (are not prohibited from) assume different times, and may even (are not prohibited from) assume multiple roles simultaneously.” (02/02/2011 Message, R. Roy)multiple roles simultaneously.” (02/02/2011 Message, R. Roy)
�� URL: https://mentor.ieee.org/802.11/documentsURL: https://mentor.ieee.org/802.11/documents
SAE StandardsSAE StandardsCollaboration between IEEE 1609 Working Group and SAE groupsCollaboration between IEEE 1609 Working Group and SAE groups
�� SAE J2735SAE J2735--200911, 200911, DSRC Message Set and Data DictionaryDSRC Message Set and Data Dictionary–– Standard specifies the definitive message structure and provides sufficient background Standard specifies the definitive message structure and provides sufficient background
information to allow readers to properly interpret the message definitions from the point of view of information to allow readers to properly interpret the message definitions from the point of view of an application developer implementing the messages according to the DSRC Standardsan application developer implementing the messages according to the DSRC Standards
�� SAE J2354SAE J2354--200402, 200402, Message Sets for Advanced Traveler Information System Message Sets for Advanced Traveler Information System (Atis)(Atis)
–– Standard describes all stages of travel (preStandard describes all stages of travel (pre--trip and entrip and en--route), all types of travelers (drivers, route), all types of travelers (drivers,
2323
–– Standard describes all stages of travel (preStandard describes all stages of travel (pre--trip and entrip and en--route), all types of travelers (drivers, route), all types of travelers (drivers, passengers), all categories of information, and all platforms for delivery of information (inpassengers), all categories of information, and all platforms for delivery of information (in--vehicle, vehicle, portable devices, kiosks, etc.)portable devices, kiosks, etc.)
�� SAE J2266SAE J2266--200410, 200410, Location Referencing Message Specification (Lrms)Location Referencing Message Specification (Lrms)–– Standardizes location referencing for ITS applications that require the communication of spatial Standardizes location referencing for ITS applications that require the communication of spatial
data references between databases (may be used for nondata references between databases (may be used for non--ITS application as well within the field ITS application as well within the field of geographic information processingof geographic information processing
�� J2945, J2945, DSRC Message Set DSRC Message Set –– Minimum Performance RequirementsMinimum Performance Requirements–– In Development, specifies minimum communication performance requirements of DSRC In Development, specifies minimum communication performance requirements of DSRC
message sets, associated data frames and data elements from J2735. such as communication message sets, associated data frames and data elements from J2735. such as communication minimum performance requirements for the Basic Safety Messageminimum performance requirements for the Basic Safety Message
�� Contact: J2735 Chair, Contact: J2735 Chair, [email protected] [email protected]
OmniAir ConsortiumUpdate at IEEE 1609 Meeting
January 11th 2011, San Diego, CA
�� “Here I Am” (HIA) Device Certification Activity“Here I Am” (HIA) Device Certification Activity
– USDOT is in-process of authorizing Here I Am (HIA) Device Certification Pilot to OmniAir
– HIA Device Certification is required for Safety Pilot participation
– 18 month development & testing project starting late January 2011 and ending June 2012.
2424
2012.
– Purpose to show device certification process
– Certification process & capabilities to HIA requirements, subset of the IEEE 802.11p, 1609.2, 1609.3, 1609.4 & SAE J2735 standards (as specified)
– Test Method will be developed for HIA requirements.
– HIA spec includes requirements not addressed by the 802.11, 1609, and J2735 standards (e.g., device storage, positional accuracy, packet error rate)
– Using MetLabs as initial test laboratory
� Difference in test objectives, test framework, and purpose for testing recognized
OmniOmni--Air ContactsAir Contacts
Tim McGuckin, Executive DirectorOmniAir Consortiumt: (703) 531.1817e: [email protected]
2525
e: [email protected]: www.omniair.org
Randy Roebuck, Chair, Private Sector Certification CommitteeFederal Signal Techt: (972) 243.7208 x 2123e: [email protected]: www.fstech.com
Other InformationOther Information
�� URL: URL: http://www.standards.its.dot.gov/– Note: Status of the IEEE 1609 standards is as
of 2009– Status of IEEE 1609 standards are current as of
2626
– Status of IEEE 1609 standards are current as of the information given this presentation
� URL: http://www.ITSWare.net/dsrc/– Archive of IEEE 1609 Reflector messages– Drafts of standards are not publicly accessible