Driver Emotion Detection With Corrective Vehicle Intervention

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Solution Overview

Problem

Existing vehicle systems fail to address distractions caused by strong emotions such as anger, sadness, or hysteria, which can lead to accidents, as they only intervene after a mistake has been made.

Innovation Solution

A system using internal cameras, microphones, and sensors, combined with artificial intelligence algorithms, detects heightened emotional states and implements corrective actions like soothing sounds, pilot assist, or autonomous control to calm the driver.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing lane monitoring systems and collision avoidance systems are used to detect distracted drivers, then tactile feedback and alert tones can be provided to refocus the driver, but these systems only operate after the driver has already made a mistake or is in the process of making a mistake

Engineering Contradiction:
Improvedriver safetyVSAvoidresponse time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary detection of emotional states using cameras, microphones, and sensors to identify drivers experiencing anger, sadness, or hysteria before these emotions lead to dangerous driving behavior. This early detection enables preventive intervention rather than reactive correction, addressing the technical contradiction by acting in advance to improve safety while maintaining appropriate response timing

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements continuous feedback loops that monitor driver emotional states in real-time and adjust corrective actions accordingly. Multiple sensors provide ongoing data about the driver's emotional condition, and the system modifies its interventions based on whether the driver is responding to corrections or remains in a high-emotional state, thereby improving reliability through adaptive response

Inventive Principle:
Principle #23Feedback

2Reliability

If multiple sensors and AI algorithms are deployed to detect emotional states, then the system can identify distracted drivers earlier, but the device complexity increases significantly

Engineering Contradiction:
Improvedetection accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments the detection function across multiple specialized sensors (cameras for facial expressions, microphones for speech analysis, other sensors for physiological indicators) rather than using a single complex sensor. Each sensor type focuses on a specific aspect of emotional detection, which improves detection accuracy while managing overall system complexity through functional decomposition

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs multi-functional sensors and processing units that can detect various emotional states (anger, sadness, hysteria) and trigger different corrective actions. The same sensor array and AI algorithms serve multiple detection purposes, reducing the need for separate specialized systems for each emotional state or detection method, thereby managing complexity while maintaining high detection accuracy

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250368204A1Method and system for assisting a distracted driver
Publication Date: 2025.12.04 VOLVO CAR CORP
  • US20250368204A1 patent drawing
  • US20250368204A1 patent drawing
  • US20250368204A1 patent drawing

AI summary

A system for assisting a distracted vehicle occupant. The system includes a first occupant sensor configured to capture data indicative of an emotional state of an occupant of a vehicle. The system also includes a distraction determination module configured to recognize that the occupant is in a high emotional state based on the captured data indicative of the emotional state of the occupant. The distraction determination module is also configured to determine one or more corrective actions configured to calm the occupant from the high emotional state to a normal emotional state in response to the recognized high emotional state of the occupant. The distraction determination module is further configured to implement or cause to be implemented the corrective action(s).