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Vehicle Safety Communications ProjectVehicle Safety Communications ProjectExecutive OverviewExecutive Overview
November 4, 2003November 4, 2003
Vehicle Safety Communications ConsortiumCAMP
IVI Light Vehicle Enabling Research Program
Vehicle Safety Communications ConsortiumCAMP
IVI Light Vehicle Enabling Research Program
22November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Briefing Agenda
10:00 – 11:0010:00 – 11:00 Executive Overview (F. Ahmed-Zaid, G. Peredo)Executive Overview (F. Ahmed-Zaid, G. Peredo)
Task 4:Task 4: Refinement of Vehicle Safety Applications Refinement of Vehicle Safety Applications11:15 – 11:35 11:15 – 11:35 - Overview (H. Krishnan)- Overview (H. Krishnan)11:35 – 12:00 11:35 – 12:00 - Field Testing (J. Bauer)- Field Testing (J. Bauer)12:00 – 1:0012:00 – 1:00 LunchLunch
Task 4:Task 4: (continued) (continued) 1:00 – 1:251:00 – 1:25 - Field Testing (E. Clark)- Field Testing (E. Clark) 1:25 – 1:451:25 – 1:45 - Simulation Testing (D. Jiang)- Simulation Testing (D. Jiang) 1:45 – 2:001:45 – 2:00 Task 5:Task 5: Participate in and Coordinate with DSRC Participate in and Coordinate with DSRC
Standards Committees and Groups (T. Schaffnit)Standards Committees and Groups (T. Schaffnit) 2:00 – 2:452:00 – 2:45 Task 6:Task 6: Test and Validation of DSRC Capabilities Test and Validation of DSRC Capabilities
- Subproject 6A: Protocol Research (D. Jiang)- Subproject 6A: Protocol Research (D. Jiang)
- Subproject 6B: Security (E. Clark)- Subproject 6B: Security (E. Clark)
- Subproject 6C: Antenna (S. Tengler)- Subproject 6C: Antenna (S. Tengler)
33November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
VSC Project
Two-year program began May 2002Two-year program began May 2002 VSC Consortium Members: BMW, DaimlerChrysler, Ford, VSC Consortium Members: BMW, DaimlerChrysler, Ford,
GM, Nissan, Toyota, and VWGM, Nissan, Toyota, and VW Facilitate the advancement of vehicle safety through Facilitate the advancement of vehicle safety through
communication technologiescommunication technologies Identify and evaluate the safety benefits of vehicle safety Identify and evaluate the safety benefits of vehicle safety
applications enabled or enhanced by communications applications enabled or enhanced by communications Assess communication requirements, including vehicle-vehicle Assess communication requirements, including vehicle-vehicle
and vehicle-infrastructure modesand vehicle-infrastructure modes Contribute to DSRC standards and ensure they effectively support Contribute to DSRC standards and ensure they effectively support
safetysafety
44November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
VSC Project Tasks
Task 1 - Literature ReviewTask 1 - Literature Review
Task 2 - Analyze the DSRC Standards Development ProcessTask 2 - Analyze the DSRC Standards Development Process
Task 3 - Identify Intelligent Vehicle Safety Applications Enabled Task 3 - Identify Intelligent Vehicle Safety Applications Enabled by DSRC by DSRC
Task 4 - Refine Vehicle Safety Application Communications Task 4 - Refine Vehicle Safety Application Communications Requirements Requirements
Task 5 - Participate in and Coordinate with DSRC Standards Task 5 - Participate in and Coordinate with DSRC Standards Committees and Groups Committees and Groups
Task 6 - Test and Validate DSRC CapabilitiesTask 6 - Test and Validate DSRC Capabilities
Task 7 - SummaryTask 7 - Summary
Task 8 - Program ManagementTask 8 - Program Management
55November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Completed Tasks 1, 2 & 3
Task 1:Task 1: Reviewed available published DOT and OEM literature for Reviewed available published DOT and OEM literature for
communications-based vehicle safety applicationscommunications-based vehicle safety applications Task 2:Task 2:
Prepared roadmap of anticipated DSRC standards Prepared roadmap of anticipated DSRC standards (roadmap is updated in Task 5)(roadmap is updated in Task 5)
Provided DOT with synchronized VSC project timelineProvided DOT with synchronized VSC project timeline Task 3:Task 3:
Identified communications-based vehicle safety applicationsIdentified communications-based vehicle safety applications Selected high potential benefit applications for further Selected high potential benefit applications for further
researchresearch
66November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Safety ApplicationsCommunications Between Vehicles
Approaching Emergency Vehicle Warning Blind Spot Warning Cooperative Adaptive Cruise Control Cooperative Collision Warning Cooperative Forward Collision Warning Cooperative Vehicle-Highway Automation System Emergency Electronic Brake Lights Highway Merge Assistant Lane Change Warning Post-Crash Warning Pre-Crash Sensing Vehicle-Based Road Condition Warning Vehicle-to-Vehicle Road Feature Notification Visibility Enhancer Wrong Way Driver Warning
Communications Between Vehicle and Infrastructure
Blind Merge Warning Curve Speed Warning – Rollover Warning Emergency Vehicle Signal Preemption Highway/Rail Collision Warning Intersection Collision Warning In Vehicle Amber Alert In-Vehicle Signage Just-In-Time Repair Notification Left Turn Assistant Low Bridge Warning Low Parking Structure Warning Pedestrian Crossing Information at Intersection Road Condition Warning Safety Recall Notice SOS Services Stop Sign Movement Assistance Stop Sign Violation Warning Traffic Signal Violation Warning Work Zone Warning
77November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Highest Ranking Safety Applications
Benefit opportunity 5th year after deploymentBenefit opportunity 5th year after deployment 17M new vehicles/year equipped (of 210M total)17M new vehicles/year equipped (of 210M total) Effectiveness derived from “44 Crashes”Effectiveness derived from “44 Crashes”
Near Term (2007 – 2011)Near Term (2007 – 2011)
Mid Term (2012 – 2016)Mid Term (2012 – 2016)
88November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Basic Communications Requirements
Defined communications parameters that include:Defined communications parameters that include: Types of Communications (one-way, two-way, point-to-point, Types of Communications (one-way, two-way, point-to-point,
point-to-multipoint)point-to-multipoint) Transmission Mode (event-driven, periodic)Transmission Mode (event-driven, periodic) Update Rate Update Rate Allowable Latency (communication delay) Allowable Latency (communication delay) Data to be Transmitted and/or Received (message content) Data to be Transmitted and/or Received (message content) Required Range of CommunicationRequired Range of Communication
Specified communications parameters based on Specified communications parameters based on engineering judgment and industry experienceengineering judgment and industry experience
99November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Preliminary Communications Requirements for High-Priority Application Scenarios
Traffic Signal Traffic Signal Violation Violation Warning Warning
Curve Speed Curve Speed Warning Warning
Emergency Emergency Electronic Electronic Brake Lights Brake Lights
Pre-Crash Pre-Crash Warning Warning
Cooperative Cooperative Forward Forward Collision Collision Warning Warning
Left Turn Left Turn Assistant Assistant
Lane Lane Change Change Warning Warning
Stop Sign Stop Sign Movement Movement Assistance Assistance
Types of Communication
one-way, point-
multipoint
one-way, point-
multipoint
one-way, point-
multipoint
two-way, point-point
one-way, point-
multipoint
one-way, point-
multipoint
one-way, point-
multipoint
one-way, point-
multipoint
Transmission Transmission Mode Mode
periodic periodic event-driven event-driven periodic periodic periodic periodic
Update Rate Update Rate (Hz)(Hz)
10 1 10 50 10 10 10 10
Allowable Allowable LatencyLatency
(milliseconds)(milliseconds)
100 1000 100 20 100 100 100 100
Data to be Transmitted and/or Received (bytes)
528 I-V 381 I-V 288 V-V 435 V-V once
283 V-V repeat
419 V-V 840 I-V,
(208 V-I)
288 V-V 416 I-V,
(208 V-I)
Required Range of Communication (meters)
250 200 300 50 150 300 150 300
1010November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Comparison of Wireless Technologies
5.9
GH
z D
SR
C
2.5-
3G P
CS
an
d D
igit
al
Cel
lula
r
Blu
eto
oth
Dig
ital
Tel
evis
ion
(D
TV
)
Hig
h A
ltit
ud
e P
latf
orm
s
IEE
E 8
02.1
1 W
irel
ess
LA
N
Nat
ion
wid
e D
iffe
ren
tial
Glo
bal
P
osi
tio
nin
g S
yste
m (
ND
GP
S)
Rad
ar
Rem
ote
Key
less
En
try
(RK
E)
Sat
ellit
e D
igit
al A
ud
io R
adio
S
yste
ms
(SD
AR
S)
Ter
rest
rial
Dig
ital
Rad
io
Tw
o-w
ay S
atel
lite
Ult
raw
ideb
and
(U
WB
)
Range 1000 m ~4-6 km 10 m ~40 km 120 km 1000 m300-400
km2 km 30 m
US 48 states
30-50 km
NA15-30 m
?One-way to vehicle X X ? X X X X XOne-way from vehicle X ? X ?Two-way X X X ? X XPoint-to-point X X X ? X X XPoint-to-multipoint X X ? X X X X ?
Latency200
micro sec
1.5-3.5 sec
3-4 sec10-30 sec
? 3-5 sec NA NA NA10-20 sec
10-20 sec
60+ sec ?
Wireless Technologies
Cap
abili
ties
1111November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 3 Summary
For high potential benefit safety applicationsFor high potential benefit safety applications Defined system level concepts of operationDefined system level concepts of operation Refined communications requirementsRefined communications requirements
DSRC appears to have the potential to support safety DSRC appears to have the potential to support safety communications requirementscommunications requirements Low latency (50-100 ms)Low latency (50-100 ms) Transmission of broadcast messagesTransmission of broadcast messages Adequate range (up to 300 m)Adequate range (up to 300 m) Adequate data rate (up to 27 Mbps)Adequate data rate (up to 27 Mbps)
Latency requirements for safety applications do not Latency requirements for safety applications do not appear to be achievable with other available wireless appear to be achievable with other available wireless communications technologiescommunications technologies
1212November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 4 - Refinement of Vehicle Safety Communications Requirements
Designed and assembled 20 communications test kits Designed and assembled 20 communications test kits (including DGPS units) for VSC field testing(including DGPS units) for VSC field testing
Developed data collection software and analysis tools Developed data collection software and analysis tools (now at v2.7) to conduct tests(now at v2.7) to conduct tests
Developed test plan with representative test scenariosDeveloped test plan with representative test scenarios Conducted field testing on test track and public roadwaysConducted field testing on test track and public roadways Analyzed data from field testingAnalyzed data from field testing Developed simulation test tool for DSRC protocol Developed simulation test tool for DSRC protocol
investigationsinvestigations
1313November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Test Equipment
VSC VSC Communication Communication Test Kits (CTKs)Test Kits (CTKs)
Laptops with Laptops with 802.11a card802.11a card
DGPS receiversDGPS receivers Magmount DSRC Magmount DSRC
and DGPS and DGPS antennasantennas
Portable Portable implementationimplementation
1414November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Test Kit vs. DSRC Standard
CTK S/W v2.3CTK S/W v2.3 CTK S/W v2.7CTK S/W v2.7 DSRC StandardDSRC Standard
25/50 mW default 25/50 mW default antenna input power antenna input power settingssettings
Up to 100 mW Up to 100 mW programmable programmable antenna input powerantenna input power
Up to 750 mW variable Up to 750 mW variable antenna input powerantenna input power
5.15-5.35, 5.725-5.825 5.15-5.35, 5.725-5.825 GHzGHz
5.15-5.35, 5.725-5.15-5.35, 5.725-5.825, 5.85-5.925 GHz5.825, 5.85-5.925 GHz 5.85-5.925 GHz5.85-5.925 GHz
Auto channel selectAuto channel select Selectable channelSelectable channel Channel switchingChannel switching
20 MHz channel20 MHz channel 10 MHz channel10 MHz channel 10 MHz channel10 MHz channel
IEEE 802.11 ad hocIEEE 802.11 ad hoc DSRC ad hocDSRC ad hoc DSRC ad hocDSRC ad hoc
6-54 Mbps6-54 Mbps 3-27 Mbps3-27 Mbps 3-27 Mbps3-27 Mbps
1515November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Test Scenarios
ffv2
x
y
z
dy1
dx1(RSU)
One Dynamic Antenna (OBU)One Static Antenna (RSU)
Scenario 1Scenario 1
v1v2
dy1
dx1
Scenario 2Scenario 2
Two Dynamic Antennas (OBU’s)
x
y
z
v2v1
dy1
dx1
Scenario 3Scenario 3
Two Static Antennas
dX1
x
y
z
v3
v1
dY2
dX2
dY1
v2
Scenario 4Scenario 4Multiple Sending Antennas
Sender Receiver ObstructerLegend:
1616November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Test Plan Structure
RESULTS
AP
#1
AP
#2
AP
#3
AP
#4
AP
#5
AP
#6
AP
#7
AP
#8
TP
#1
TP
#2
TP
#3
TP
#4
EE
#1
EE
#2
EE
#3
EE
#4
Tri
al 1
Tri
al 2
Tri
al 3
Summary File Name
ENVIRONMENTAL EFFECTS
TECHNICAL PARAMETERS
DATA FILES
RELEVANCE TO 8 HIGH-PRIORITY APPLICATIONS
Scenario 4
(Task 6 Only)
Scenario 3
Scenario 2
Scenario 1
1717November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Actual Road TestingTest Track
Public Roads
Controlled environment Controlled environment testing: Test trackstesting: Test tracks
Real Traffic Conditions: Real Traffic Conditions: Highways, rural, arterial, and Highways, rural, arterial, and residential roads in the Palo residential roads in the Palo Alto and Detroit areas Alto and Detroit areas
(various traffic densities, (various traffic densities, curves, hills, bridges, etc.)curves, hills, bridges, etc.)
1818November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Freeway Testing:Example
Receiver lane change
PU Truck obstruction
SUV & sedans obstruction
SUV obstructionDense Traffic Large Truck obstruction
GPS outages under overpasses
Video Clips
Received Packets
Lost Packets
Range (m)
Graph Legend:
AccumulatedReceived Packets
sender
1919November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Moving Vehicle Testing: Example Sender and receiver vehicles pass each other at 50 mphSender and receiver vehicles pass each other at 50 mph 400-bytes message size, every ~ 50 msec (stress configuration)400-bytes message size, every ~ 50 msec (stress configuration) No packet lossNo packet loss
x
y
z
v1
v2
dy1
dx1
Receiver
Sender
2020November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Simulation Testing
Used simulation test environment to investigate Used simulation test environment to investigate vehicle scenarios too large for real world testingvehicle scenarios too large for real world testing
Initial investigations centered on determining the Initial investigations centered on determining the effectiveness of proposed IEEE 802.11 priority effectiveness of proposed IEEE 802.11 priority mechanisms for vehicle safetymechanisms for vehicle safety Early results indicate priority mechanism works well to Early results indicate priority mechanism works well to
get safety messages transmitted consistently before get safety messages transmitted consistently before lower priority messageslower priority messages
Significant difference with/without priorities evident in Significant difference with/without priorities evident in the more stressing simulation runsthe more stressing simulation runs
2121November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Field Testing Observations
Line of sight, single transmitter-receiver communication is Line of sight, single transmitter-receiver communication is robust for a variety of vehicle-vehicle and vehicle robust for a variety of vehicle-vehicle and vehicle infrastructure safety applicationsinfrastructure safety applications Range (300m), update rate (10-20 Hz), and latency requirements Range (300m), update rate (10-20 Hz), and latency requirements
(50-100 ms) of Task 3 safety applications were met in preliminary (50-100 ms) of Task 3 safety applications were met in preliminary teststests
Better than expected performance with SUV/Van obstructionsBetter than expected performance with SUV/Van obstructions Degraded performance, as expected, under obstructions from Degraded performance, as expected, under obstructions from
large trucks and buildings/terrain. More testing and analysis is large trucks and buildings/terrain. More testing and analysis is requiredrequired
Areas for future study include transmission power Areas for future study include transmission power variation, and multi-sender, multi-receiver scenariosvariation, and multi-sender, multi-receiver scenarios
2222November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Outline
VSC Project Background, Project Tasks & VSC Project Background, Project Tasks & DeliverablesDeliverables
Tasks 1, 2, 3 and 4 Progress and FindingsTasks 1, 2, 3 and 4 Progress and Findings Tasks 5 and 6 Progress and FindingsTasks 5 and 6 Progress and Findings Summary and Next StepsSummary and Next Steps
2323November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 5 - Participate in and Coordinate with DSRC Standards Committees
Lower layer DSRC standard - ASTM to IEEE 802.11Lower layer DSRC standard - ASTM to IEEE 802.11 Benefit – IEEE 802.11 credibility and acceptanceBenefit – IEEE 802.11 credibility and acceptance Issue – potential for delayed approval (possibly 2005)Issue – potential for delayed approval (possibly 2005) FCC rulemaking currently follows precursor ASTM standard, but FCC rulemaking currently follows precursor ASTM standard, but
may cause delay if IEEE changes necessitate revisionmay cause delay if IEEE changes necessitate revision Upper layer DSRC standards being developed in another Upper layer DSRC standards being developed in another
IEEE committeeIEEE committee DSRC security standard development in another IEEE DSRC security standard development in another IEEE
committeecommittee VSCC actively participating in these DSRC standards VSCC actively participating in these DSRC standards
development activitiesdevelopment activities
2424November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Additional DSRC Standards Progress
VSCC provided information to new Alliance of Automobile VSCC provided information to new Alliance of Automobile Manufacturers (AAM) working groupManufacturers (AAM) working group AAM defining DSRC standard vehicle message setAAM defining DSRC standard vehicle message set Intended for SAE vehicle safety messaging standardIntended for SAE vehicle safety messaging standard
SAE formed new committee to develop message set and SAE formed new committee to develop message set and data dictionary standard for DSRC (first meeting 12/03)data dictionary standard for DSRC (first meeting 12/03)
VSCC plans to participate in this SAE standards VSCC plans to participate in this SAE standards development activitydevelopment activity
2525November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 6A - Protocol Research Subproject
Develops informed VSC recommendations to create Develops informed VSC recommendations to create efficient, robust, and reliable communications protocolefficient, robust, and reliable communications protocol
Focuses on how to improve broadcast reliability in various Focuses on how to improve broadcast reliability in various traffic conditionstraffic conditions
StatusStatus Test kit enhanced for collecting received signal strength dataTest kit enhanced for collecting received signal strength data Initial enhancement of DSRC simulator ready and in useInitial enhancement of DSRC simulator ready and in use Mathematical framework under discussionMathematical framework under discussion Simulation tests for various broadcast reliability enhancements in Simulation tests for various broadcast reliability enhancements in
development development
2626November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 6B - Security Subproject
Addressing greater security consequences for Addressing greater security consequences for vehicle safety communicationsvehicle safety communications
Participating in IEEE P1556 working group Participating in IEEE P1556 working group meetingsmeetings VSCC leading security for safety applicationsVSCC leading security for safety applications
Created vehicle safety communications threat Created vehicle safety communications threat model and outline of security services model and outline of security services
Defining security solution constraints Defining security solution constraints Starting description of security architecture and Starting description of security architecture and
protocolprotocol
2727November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Task 6C - Antenna Subproject
Developing optimized antennas for DSRCDeveloping optimized antennas for DSRC Determine antenna performance and placement Determine antenna performance and placement
requirements per lower layer standards and OEM requirements per lower layer standards and OEM guidanceguidance
Design and characterize antenna variants optimized for Design and characterize antenna variants optimized for 5.9 GHz DSRC5.9 GHz DSRC
Build reference antennas for DSRC researchBuild reference antennas for DSRC research Supplier selected, now developing candidate designsSupplier selected, now developing candidate designs Target March ’04 completionTarget March ’04 completion
2828November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Outline
VSC Project Background, Project Tasks & VSC Project Background, Project Tasks & DeliverablesDeliverables
Tasks 1, 2, 3 and 4 Progress and FindingsTasks 1, 2, 3 and 4 Progress and Findings Tasks 5 and 6 Progress and FindingsTasks 5 and 6 Progress and Findings Summary and Next StepsSummary and Next Steps
2929November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Summary VSCC is encouraged by the testing to date VSCC is encouraged by the testing to date Initial tests indicate that DSRC can perform well in most of Initial tests indicate that DSRC can perform well in most of
the conditions examined in the current testing:the conditions examined in the current testing: The expected degradation from large vehicles, structures, and The expected degradation from large vehicles, structures, and
terrain obstructions was observed in some cases. It is not terrain obstructions was observed in some cases. It is not expected this will have a severe impact on safety applicationsexpected this will have a severe impact on safety applications
More testing and research is planned to examine additional More testing and research is planned to examine additional conditionsconditions
Simulation testing is underwaySimulation testing is underway The transition to the IEEE lower layer standard has The transition to the IEEE lower layer standard has
benefits, but also some risksbenefits, but also some risks The VSC project continues to have a positive impact on The VSC project continues to have a positive impact on
the focus and progress of DSRC standards developmentthe focus and progress of DSRC standards development
3030November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
Next Steps Continue Continue field testingfield testing to complete defined test scenarios to complete defined test scenarios
and validate/refine communications requirements and validate/refine communications requirements
Continue Continue simulation testingsimulation testing to understand and refine to understand and refine communication mechanisms in dense traffic environmentscommunication mechanisms in dense traffic environments
Continue active Continue active standards participationstandards participation to ensure to ensure developing standards effectively support safety developing standards effectively support safety
Design candidate Design candidate security architecture and protocolsecurity architecture and protocol to to address threat model and constraintsaddress threat model and constraints
Develop optimized DSRC vehicle Develop optimized DSRC vehicle antennaantenna reference reference designsdesigns
3131November 4, 2003November 4, 2003 Vehicle Safety Communications ConsortiumVehicle Safety Communications Consortium
10:00 – 11:0010:00 – 11:00 Executive Overview (F. Ahmed-Zaid, G. Peredo)Executive Overview (F. Ahmed-Zaid, G. Peredo)
Task 4:Task 4: Refinement of Vehicle Safety Applications Refinement of Vehicle Safety Applications11:15 – 11:35 11:15 – 11:35 - Overview (H. Krishnan)- Overview (H. Krishnan)11:35 – 12:00 11:35 – 12:00 - Field Testing (J. Bauer)- Field Testing (J. Bauer)12:00 – 1:0012:00 – 1:00 LunchLunch
Task 4:Task 4: (continued) (continued) 1:00 – 1:251:00 – 1:25 - Field Testing (E. Clark)- Field Testing (E. Clark) 1:25 – 1:451:25 – 1:45 - Simulation Testing (D. Jiang)- Simulation Testing (D. Jiang) 1:45 – 2:001:45 – 2:00 Task 5:Task 5: Participate in and Coordinate with DSRC Participate in and Coordinate with DSRC
Standards Committees and Groups (T. Schaffnit)Standards Committees and Groups (T. Schaffnit) 2:00 – 2:452:00 – 2:45 Task 6:Task 6: Test and Validation of DSRC Capabilities Test and Validation of DSRC Capabilities
- Subproject 6A: Protocol Research (D. Jiang)- Subproject 6A: Protocol Research (D. Jiang)
- Subproject 6B: Security (E. Clark)- Subproject 6B: Security (E. Clark)
- Subproject 6C: Antenna (S. Tengler)- Subproject 6C: Antenna (S. Tengler)
Briefing Agenda