Overview of current SAS systems & their market availability

2. 2
Speed Assist Systems
Richard Schram

3. 3Copyright © 2016 Euro NCAP. All rights reserved.
Consortium

4. 4Copyright © 2016 Euro NCAP. All rights reserved.
Test Laboratories

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Most new car models carry a rating
*Passenger Car & SUV Sales , 2016
4 stars
5 stars
79%

17%
4%
≤
2016. Left-Lane.com
87%
of new cars sold* in
EU28 hold a valid
Euro NCAP safety
rating
Presence in all popular segments provides a total view of
the market and is a good barometer of the actual situation

6. 6Copyright © 2016 Euro NCAP. All rights reserved.
Overall Safety Rating
Overall rating
4 areas
17 tests
Promoting life-saving technology, standard fitment
and robust performance

7. 7Copyright © 2016 Euro NCAP. All rights reserved.
Speed Assist Systems
2009 2013 2016 2018
UN-ECE R89 Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist
Inclusion of subsigns
Speedometer accuracy
SLIF scoring update
Speed Control Functions
Introduction SLIF Introduction SLIF update
With the introduction of Speed Assist Systems,
Euro NCAP entered the era of assessing ADAS

8. 8Copyright © 2016 Euro NCAP. All rights reserved.
Introduction of Speed Assistance

9. 9Copyright © 2016 Euro NCAP. All rights reserved.

10. 10Copyright © 2016 Euro NCAP. All rights reserved.
Speed Assist Systems
2009 2013 2016 2018
UN-ECE R89 Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist
Inclusion of subsigns
Speedometer accuracy
SLIF scoring update
Speed Control Functions
Introduction SLIF Introduction SLIF update
The Speed Limit Information Functions supports the
driver to know it’s environment

11. 11Copyright © 2016 Euro NCAP. All rights reserved.

12. 12Copyright © 2016 Euro NCAP. All rights reserved.
Speed Limit Information Function
Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist

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Speed Limit signs in Europe

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Speed Limit Information Function
Camera Based systems
Map Based systems

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Intelligent Speed Assist Systems

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Speed Assist Systems
2009 2013 2016 2018
UN-ECE R89 Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist
Inclusion of subsigns
Speedometer accuracy
SLIF scoring update
Speed Control Functions
Introduction SLIF Introduction SLIF update
For the driver to use and trust the speed limit provided,
systems must be accurate

17. 17Copyright © 2016 Euro NCAP. All rights reserved.
Conditional Speed Limits
“In the presence of conditional speed
limits the system needs to either properly
identify and show (for example when
raining) the applicable speed limit or
alternatively, needs to indicate the
presence of a conditional speed limit
which the system is not able to compute.”

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Conditional Speed Limits
Time condition Weather condition Vehicle category

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Speedometer Accuracy
0
20
40
60
80
100
120
140
160
180
0 20 40 60 80 100 120 140
IndicatedVehicleSpeed[km/h]
Actual Vehicle Speed [km/h]
60
70
80
90
100
110
120
130
70 80 90 100 110
IndicatedVehicleSpeed[km/h]
Actual Vehicle Speed [km/h]
UN-ECE R39: At 130km/h real vehicle speed,
the indicated speed may be 150 km/h…..

20. 20Copyright © 2016 Euro NCAP. All rights reserved.
Speed Assist Systems
2009 2013 2016 2018
UN-ECE R89 Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist
Inclusion of subsigns
Speedometer accuracy
SLIF scoring update
Implicit speed limits
Speed Control Functions
Introduction SLIF Introduction SLIF update
Not all speed limits are signed with a number, there are a
lot of assumptions to be made by drivers (and machines….)

21. 21Copyright © 2016 Euro NCAP. All rights reserved.
Speed Limit Information
Manual Speed Assist
Intelligent Speed Assist
Speed Assist Systems: 2018
Speed Limit Information
- Speed Limit Indication
- Speed Limit Warning
Speed Control Function
- Speed Limitation Function
- Intelligent Speed Assist
- Intelligent ACC

22. 22Copyright © 2016 Euro NCAP. All rights reserved.
Conditional and Implicit Speed Limits

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SLIF Advanced Functions
SYSTEM FUNCTION POINTS REQUIRED ACTION
WEATHER Rain / Wetness 2 Show correct speed limit
Snow / Icy
2
Warning only and ignore if
irrelevant
TIME Time 3 Show correct speed limit
DISTANCE Distance for / in 1 Show correct speed limit
ARROWS Arrows
1
Show correct speed limit or
ignore if irrelevant
VEHICLE CATEGORIES Other vehicle / weight
categories 1
Ignore if irrelevant
IMPLICIT SPEED LIMITS Highway / Motorway 2 Show correct speed limit
City Entry / Exit 3
Residential zones 2
DYNAMIC SPEED LIMITS Dynamic speed signs
including roadworks 3
Show correct speed limit
TOTAL 20

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SLIF Warning Function

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Speed Control Function

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Overall Safety Rating
Overall rating
4 areas
17 tests
Promoting life-saving technology, standard fitment
and robust performance

27. 27Copyright © 2016 Euro NCAP. All rights reserved.
Speed Assistance Systems
0%
20%
40%
60%
80%
100%
0
5
10
15
20
25
30
35
40
45
CarswithSpeedAssistance(SAS)
SAS entered the mainstream but has
not yet reached its full potential
Speed Limit Information Function Speed Control Function
SAS functionality in 2015-2017 rated models (N=73)

28. 28Copyright © 2016 Euro NCAP. All rights reserved.
Automated Driving