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PD ISO/SAE PAS 22736:2021 Taxonomy and definitions for terms related to driving automation systems for on-road motor vehicles, 2021
- undefined
- 22736_PAS (1)
- C073766e [Go to Page]
- 1. SCOPE
- 2. REFERENCES [Go to Page]
- 2.1 Applicable Documents [Go to Page]
- 2.1.1 SAE Publications
- 2.1.2 ANSI Accredited Publications
- 2.1.3 Other Publications
- 2.2 List of Abbreviations
- 3. DEFINITIONS [Go to Page]
- 3.1 ACTIVE SAFETY SYSTEM (SAE J3063)
- 3.2 AUTOMATED DRIVING SYSTEM (ADS)
- 3.3 [DRIVERLESS OPERATION] DISPATCHING ENTITY
- 3.4 DISPATCH [IN DRIVERLESS OPERATION]
- 3.5 DRIVING AUTOMATION
- 3.6 DRIVING AUTOMATION SYSTEM OR TECHNOLOGY
- 3.7 [DRIVING AUTOMATION SYSTEM] FEATURE [Go to Page]
- 3.7.1 MANEUVER-BASED FEATURE
- 3.7.2 SUB-TRIP FEATURE
- 3.7.3 FULL-TRIP FEATURE [Go to Page]
- Figure 1 — Examples of driving automation system features/types that could be available during a given trip
- 3.8 DRIVER SUPPORT [DRIVING AUTOMATION SYSTEM] FEATURE
- 3.9 DRIVERLESS OPERATION [OF AN ADS-EQUIPPED VEHICLE]
- 3.10 DYNAMIC DRIVING TASK (DDT) [Go to Page]
- Figure 2 — Schematic (not a control diagram) view of driving task showing DDT portion
- 3.11 FAILURE MITIGATION STRATEGY
- 3.12 [DYNAMIC DRIVING TASK (DDT)] FALLBACK [Go to Page]
- Figure 3
- Figure 4
- Figure 5
- Figure 6
- Figure 7
- Figure 8
- 3.13 FLEET OPERATIONS [FUNCTIONS]
- 3.14 LATERAL VEHICLE MOTION CONTROL
- 3.15 LONGITUDINAL VEHICLE MOTION CONTROL [Go to Page]
- Figure 9 - Diagram showing vehicle axes of motion (SAE J670)
- 3.16 MINIMAL RISK CONDITION
- 3.17 [DDT PERFORMANCE-RELEVANT] SYSTEM FAILURE
- 3.18 MONITOR [Go to Page]
- 3.18.1 MONITOR THE USER
- 3.18.2 MONITOR THE DRIVING ENVIRONMENT
- 3.18.3 MONITOR VEHICLE PERFORMANCE [FOR DDT PERFORMANCE-RELEVANT SYSTEM FAILURES]
- 3.18.4 MONITOR DRIVING AUTOMATION SYSTEM PERFORMANCE
- 3.19 OBJECT AND EVENT DETECTION AND RESPONSE (OEDR)
- 3.20 OPERATE [A MOTOR VEHICLE]
- 3.21 OPERATIONAL DESIGN DOMAIN (ODD)
- 3.22 RECEPTIVITY [OF THE USER]
- 3.23 REMOTE ASSISTANCE
- 3.24 REMOTE DRIVING
- 3.25 REQUEST TO INTERVENE
- 3.26 ROUTINE/NORMAL [ADS] OPERATION
- 3.27 SUPERVISE [DRIVING AUTOMATION SYSTEM PERFORMANCE]
- 3.28 SUSTAINED [OPERATION OF A VEHICLE]
- 3.29 TRIP
- 3.30 USAGE SPECIFICATION
- 3.31 [HUMAN] USER [Go to Page]
- 3.31.1 [HUMAN] DRIVER [Go to Page]
- 3.31.1.1 IN-VEHICLE DRIVER
- 3.31.1.2 REMOTE DRIVER
- 3.31.2 PASSENGER
- 3.31.3 [DDT] FALLBACK-READY USER [Go to Page]
- 3.31.3.1 IN-VEHICLE FALLBACK-READY USER
- 3.31.3.2 REMOTE FALLBACK-READY USER
- 3.31.4 DRIVERLESS OPERATION DISPATCHER
- 3.31.5 REMOTE ASSISTANT
- 3.32 [MOTOR] VEHICLE [Go to Page]
- 3.32.1 CONVENTIONAL VEHICLE
- 3.32.2 [ADS-EQUIPPED] DUAL-MODE VEHICLE
- 3.32.3 ADS-DEDICATED VEHICLE (ADS-DV)
- 4. TAXONOMY OF DRIVING AUTOMATION [Go to Page]
- Table 1 — Summary of levels of driving automation
- Table 1 — Summary of levels of driving automation (continued)
- Figure 10 — Simplified logic flow diagram for assigning driving automation level to a feature [Go to Page]
- Table 2 — Roles of human user and driving automation system by level of driving automation
- Table 3 — User roles while a driving automation system is engaged
- 5. LEVELS OR CATEGORIES OF DRIVING AUTOMATION [Go to Page]
- 5.1 Level or Category 0 - No Driving Automation
- 5.2 Level or Category 1 - Driver Assistance
- 5.3 Level or Category 2 - Partial Driving Automation
- 5.4 Level or Category 3 - Conditional Driving Automation
- 5.5 Level or Category 4 - High Driving Automation
- 5.6 Level or Category 5 - Full Driving Automation
- 6. SIGNIFICANCE OF OPERATIONAL DESIGN DOMAIN (ODD) [Go to Page]
- Figure 11 — ODD relative to driving automation levels
- Figure 12 — ODD relative to driving automation levels
- 7. DEPRECATED TERMS [Go to Page]
- 7.1 Autonomous, Driving Modes(s), Self-Driving, Unmanned, Robotic [Go to Page]
- 7.1.1 Autonomous
- 7.1.2 Driving Mode(s)
- 7.1.3 Self-Driving
- 7.1.4 Unmanned
- 7.1.5 Robotic
- 7.2 Automated or Autonomous Vehicle
- 7.3 Control
- 8. ADDITIONAL DISCUSSION [Go to Page]
- 8.1 This document is not a specification and imposes no requirements.
- 8.2 Levels are Assigned, Rather than Measured, and Reflect the Design Intent for the Driving Automation System Feature as Defined by its Manufacturer
- C073766e [Go to Page]
- [Go to Page]
- 8.3 Level Assignments are Nominal, Rather than Ordinal, and are Never Fractional
- 8.4 Levels are Mutually Exclusive
- C073766e [Go to Page]
- [Go to Page]
- 8.5 DDT Performance, Fallback Performance, and Minimal Risk Condition Achievement are Separate Functions
- 8.6 DDT Fallback versus Failure Mitigation Strategy [Go to Page]
- Figure 13 — Use case sequence for a Level 3 feature showing ADS engaged, occurrence of a failure or out-of-ODD condition, and the fallback-ready user performing the fallback, or, if the fallback-ready user fails to do so, a failure mitigation strategy...
- Figure 14 — Use case sequence at Level 4 showing ADS engaged, a catastrophic event (e.g., complete power failure) and the system achieving a minimal risk condition (Note: Dashed lines represent failure mitigation strategy.)
- 8.7 Level 5 “Full Driving Automation” is the Inverse Analog of Level 0 “No Driving Automation”
- 8.8 Practical Considerations Regarding Level 5
- 8.9 User Request to Perform the DDT when a Level 3, 4, or 5 ADS is Engaged
- 8.10 Possible Automation of Some Strategic Aspects of Driving
- 8.11 Driving versus DDT
- 8.12 Crash Avoidance Features Found on Some Conventional Vehicles Designed for Human Operation are Subsumed by an ADS
- 8.13 Placing this Document in the Broader Context of Driver Assistance, Driving Automation, and Active Safety Features
- 8.14 Comparison of SAE J3016 Driving Automation Levels with BASt Levels
- 9. NOTES [Go to Page]
- 9.1 Revision Indicator
- Blank Page [Go to Page]
