AI Vehicle Cabin Settings for Occupant Alertness and Relaxation

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Solution Overview

Problem

Existing vehicles lack the ability to dynamically adjust settings based on the occupant's state and time of day to enhance relaxation or alertness, leading to potential stress and discomfort during travel.

Innovation Solution

An AI-based system that analyzes occupant data, including sleep habits and circadian rhythms, to adjust vehicle settings such as lighting, audio, and seating configurations to promote relaxation or alertness based on the time of day.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If vehicle settings are adjusted dynamically based on occupant state and time of day, then occupant well-being and comfort are improved, but device complexity and energy consumption increase

Engineering Contradiction:
Improveoccupant stress and discomfortVSAvoidvehicle system complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by analyzing occupant data (sleep habits, circadian rhythms) before the occupant enters the vehicle, pre-determining optimal settings. When the occupant enters, the system already has a prepared configuration ready to apply, reducing the need for complex real-time adjustments and sensors during the journey.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses the occupant's own data (sleep patterns, circadian rhythm information) to automatically determine optimal settings without requiring external intervention or complex real-time monitoring. The occupant's historical data serves the occupant, reducing the need for additional sensors and complex control algorithms.

Inventive Principle:
Principle #25Self-service

2Object-affected harmful factors

If multiple vehicle systems are adjusted based on AI model execution, then occupant comfort and alertness are optimized, but energy consumption increases

Engineering Contradiction:
Improveoccupant stressVSAvoidvehicle energy consumption
Core Design Contradiction:
Object-affected harmful factorsVSUse of energy by moving object

Solution Approach 1:

The system applies partial action by selectively adjusting only the specific vehicle systems that are most effective for the current situation rather than modifying all systems simultaneously. Based on the AI model's output and current context, the system chooses to adjust only necessary parameters (e.g., lighting and temperature only, or audio and seating only), reducing overall energy consumption while still achieving the primary goal of stress reduction.

Inventive Principle:
Principle #16Partial or excessive action

3Ease of operation

If vehicle settings are customized based on individual profiles, then ease of operation and comfort are improved, but device complexity increases

Engineering Contradiction:
Improvevehicle operation easeVSAvoidprofile management complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system uses a universal profile structure that can accommodate multiple occupants with different characteristics. The same AI model and adjustment mechanisms serve all occupants by simply switching between their stored profiles, eliminating the need for separate control systems for each user and reducing overall system complexity.

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

Data Source

PatentUS12583405B2Vehicle modifications to optimize an occupant's condition
Publication Date: 2026.03.24 TOYOTA MOTOR NORTH AMERICA INC
  • US12583405B2 patent drawing
  • US12583405B2 patent drawing
  • US12583405B2 patent drawing

AI summary

An example operation includes one or more of identifying a state of an individual associated with a vehicle based on data of the individual stored in a profile, determining a current time of day from a system of the vehicle, determining a setting to change on one or more systems within the vehicle based on execution of an artificial intelligence (AI) model on the state of the individual and the current time of day, and changing the setting on the one or more systems within the vehicle while the individual is within the vehicle.