A Strategy for Assessing Safe Use of Sensors in Autonomous Road Vehicles

被引:3
作者
Johansson, Rolf [1 ,2 ]
Alissa, Samieh [3 ]
Bengtsson, Staffan [4 ]
Bergenhem, Carl [5 ]
Bridal, Olof [6 ]
Cassel, Anders [7 ]
Chen, De-Jiu [8 ]
Gassilewski, Martin [4 ]
Nilsson, Jonas [2 ]
Sandberg, Anders [9 ]
Ursing, Stig [3 ]
Warg, Fredrik [1 ]
Werneman, Anders [5 ]
机构
[1] RISE, Boras, Sweden
[2] Zenuity, Gothenburg, Sweden
[3] Semcon, Gothenburg, Sweden
[4] Volvo Car Corp, Gothenburg, Sweden
[5] Qamcom Res & Technol, Gothenburg, Sweden
[6] Volvo Grp Trucks Technol, Gothenburg, Sweden
[7] Autoliv, Linkoping, Sweden
[8] KTH, Stockholm, Sweden
[9] Delphi E&S, Gothenburg, Sweden
来源
COMPUTER SAFETY, RELIABILITY, AND SECURITY, SAFECOMP 2017 | 2017年 / 10488卷
关键词
ISO; 26262; Automated driving systems; Systematic system design faults; Sensor systems; Tactical decisions;
D O I
10.1007/978-3-319-66266-4_10
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
When arguing safety for an autonomous road vehicle it is considered very hard to show that the sensing capability is sufficient for all possible scenarios that might occur. Already for today's manually driven road vehicles equipped with advanced driver assistance systems (ADAS), it is far from trivial how to argue that the sensor systems are sufficiently capable of enabling a safe behavior. In this paper, we argue that the transition from ADAS to automated driving systems (ADS) enables new solution patterns for the safety argumentation dependent on the sensor systems. A key factor is that the ADS itself can compensate for a lower sensor capability, by for example lowering the speed or increasing the distances. The proposed design strategy allocates safety requirements on the sensors to determine their own capability. This capability is then to be balanced by the tactical decisions of the ADS equipped road vehicle.
引用
收藏
页码:149 / 161
页数:13
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