We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
  • SAE J 2944 : 2015

    Current The latest, up-to-date edition.
    Add to Watchlist
    This Standard has been added successfully to your Watchlist.
    Please visit My Watchlist to see all standards that you are watching.
    Please log in or to add this standard to your Watchlist.
    We could not add this standard to your Watchlist.
    Please retry or contact support for assistance.
    You need to be logged in to add this standard to your Watchlist.
    Please log in now or create an account to add.
    You already added this Product in the Watchlist.

    OPERATIONAL DEFINITIONS OF DRIVING PERFORMANCE MEASURES AND STATISTICS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  30-06-2015

    Publisher:  SAE International

    Add to Watchlist

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    1. SCOPE
    2. REFERENCES
    3. CITING J2944 DEFINITIONS
    4. INTRODUCTION
    5. GENERAL MEASUREMENT AND REPORTING GUIDANCE
        AND REQUIREMENTS
    6. GENERAL DEFINITIONS
    7. LONGITUDINAL CONTROL: OPERATIONAL DEFINITIONS
        FOR DRIVER'S PEDAL RESPONSES
    8. LONGITUDINAL CONTROL: OPERATIONAL DEFINITIONS
        OF VEHICLE-BASED MEASURES
    9. LATERAL CONTROL: OPERATIONAL DEFINITIONS FOR
        DRIVER STEERING RESPONSES TO EVENTS
    10. LATERAL CONTROL: OPERATIONAL DEFINITIONS OF
        VEHICLE-BASED MEASUREMENTS
    11. NOTES
    APPENDIX A - CALCULATION OF TIME TO COLLISION (TTC)
    APPENDIX B - CALCULATION OF MINIMUM TIME TO
                 COLLISION (TTC[MIN])
    APPENDIX C - CALCULATION OF MINIMUM ADJUSTED TIME
                 TO COLLISION
    APPENDIX D - CALCULATION OF TIME EXPOSED TIME TO
                 COLLISION (TETTC OR TET)
    APPENDIX E - CALCULATION OF TIME INTEGRATED
                 TIME-TO-COLLISION (TITTC OR TIT)
    APPENDIX F - CALCULATION OF STEERING WHEEL REVERSALS
    APPENDIX G - CALCULATION OF STEERING ENTROPY
    APPENDIX H - CALCULATION OF TIME TO LINE CROSSING,
                 TRIGONOMETRIC METHOD
    APPENDIX I - CALCULATION OF MINIMUM TIME TO LINE
                 CROSSING - APPROXIMATE METHOD FOR FIELD DATA

    Abstract - (Show below) - (Hide below)

    This Recommended Practice, Operational Definitions of Driving Performance Measures and Statistics, provides functional definitions of and guidance for performance measures and statistics concerned with driving on roadways.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher SAE International
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    SAE J 3048 : 2016 DRIVER-VEHICLE INTERFACE CONSIDERATIONS FOR LANE KEEPING ASSISTANCE SYSTEMS
    SAE J 2808 : 2017 LANE DEPARTURE WARNING SYSTEMS: INFORMATION FOR THE HUMAN INTERFACE

    Standards Referencing This Book - (Show below) - (Hide below)

    ANSI D16.1 : 7ED 2007 MANUAL ON CLASSIFICATION OF MOTOR VEHICLE TRAFFIC ACCIDENTS
    SAE J 2400 : 2003 Human Factors in Forward Collision Warning Systems: Operating Characteristics and User Interface Requirements
    ISO 15007-1:2014 Road vehicles Measurement of driver visual behaviour with respect to transport information and control systems Part 1: Definitions and parameters
    SAE J 2808 : 2017 LANE DEPARTURE WARNING SYSTEMS: INFORMATION FOR THE HUMAN INTERFACE
    ISO 17361:2017 Intelligent transport systems — Lane departure warning systems — Performance requirements and test procedures
    SAE J 2802 : 2015 BLIND SPOT MONITORING SYSTEM (BSMS): OPERATING CHARACTERISTICS AND USER INTERFACE
    ISO 2041:2009 Mechanical vibration, shock and condition monitoring Vocabulary
    SAE J 1100 : 2009 MOTOR VEHICLE DIMENSIONS
    SAE J 2396 : 2000 DEFINITIONS AND EXPERIMENTAL MEASURES RELATED TO THE SPECIFICATION OF DRIVER VISUAL BEHAVIOR USING VIDEO BASED TECHNIQUES
    ISO 15622:2010 Intelligent transport systems Adaptive Cruise Control systems Performance requirements and test procedures
    ISO 3888-2:2011 Passenger cars — Test track for a severe lane-change manoeuvre — Part 2: Obstacle avoidance
    SAE J 1451 : 2007 A DICTIONARY OF TERMS FOR THE DYNAMICS AND HANDLING OF SINGLE TRACK VEHICLES (MOTORCYCLES, MOPEDS AND BICYCLES)
    ISO 3888-1:1999 Passenger cars Test track for a severe lane-change manoeuvre Part 1: Double lane-change
    SAE J 670 : 2008 VEHICLE DYNAMICS TERMINOLOGY
    ISO/TS 15007-2:2014 Road vehicles Measurement of driver visual behaviour with respect to transport information and control systems Part 2: Equipment and procedures
    ISO 8608:2016 Mechanical vibration Road surface profiles Reporting of measured data
    SAE J 834 : 1994 PASSENGER CAR REAR VISION
    ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective