Vehicle Occupant Gaze and Surroundings Object Association

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Solution Overview

Problem

Current eye tracking systems for vehicles lack the ability to accurately determine which objects in the surroundings a vehicle occupant is viewing, making it difficult to assess distraction levels and ensure safety during travel.

Innovation Solution

A method and device that combine surroundings detection with gaze detection to automatically associate the occupant's viewing direction with detected objects, using a sensor system and eye tracking technology to identify viewed objects and provide relevant information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If eye tracking systems are used to detect viewing direction, then the ability to monitor occupant attention is improved, but the ability to accurately determine which specific objects are being viewed deteriorates

Engineering Contradiction:
Improveviewing direction detection accuracyVSAvoidobject identification capability
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent combines eye tracking technology with surrounding object detection technology into a unified monitoring system. The association device merges the viewing direction data from the eye tracking device with the object data from the detection device to automatically determine which objects the occupant is viewing, thereby resolving the information loss problem while maintaining measurement precision.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If automatic association of viewing direction with objects is implemented, then accident analysis capability is improved, but system complexity increases

Engineering Contradiction:
Improveaccident analysis capabilityVSAvoidsystem integration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The association device automatically performs the association between viewing direction and objects without requiring external intervention or complex manual configuration. The system self-services by autonomously determining which objects the occupant is viewing based on the integrated data from the detection devices, thereby improving accident analysis capability while managing system complexity through automation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8958978B2Method and device for monitoring a vehicle occupant
Publication Date: 2015.02.17 ROBERT BOSCH GMBH
  • US8958978B2 patent drawing
  • US8958978B2 patent drawing
  • US8958978B2 patent drawing

AI summary

A method, a corresponding device, and a corresponding computer program for monitoring a vehicle occupant, including the following: detecting multiple objects in the vehicle surroundings with the aid of a surroundings detection device, detecting a viewing direction of the vehicle occupant with the aid of a gaze detection device, and automatically associating the detected viewing direction with one of the detected objects with the aid of an association device for a determination regarding which object of the multiple objects the vehicle occupant has viewed.