Vehicle Application Switching for Predicted Unsafe Driving

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Solution Overview

Problem

Existing vehicle systems lack the ability to effectively manage and switch between occupant assist and driving assist applications in response to unsafe driving conditions, potentially compromising safety.

Innovation Solution

A vehicle-based AI system that monitors occupant and environmental conditions, predicts unsafe driving scenarios, and proactively switches from occupant assist to driving assist applications to ensure safe vehicle operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the vehicle provides multiple applications (occupant assist and driving assist) to enhance functionality and comfort, then the versatility and ease of operation are improved, but the device complexity increases and safety management becomes more difficult

Engineering Contradiction:
Improveapplication functionalityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically switches between occupant assist and driving assist applications based on real-time driving condition assessments. The vehicle's computing system monitors driving conditions and automatically activates the appropriate application, making the system adaptable without requiring permanent complex configurations for all scenarios simultaneously

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The application management system is segmented into distinct functional modules: a monitoring application that assesses driving conditions, a control system that determines application activation status, and separate occupant assist and driving assist applications. This segmentation allows independent management and switching of applications based on specific driving conditions

Inventive Principle:
Principle #1Segmentation

2Reliability

If the vehicle continuously monitors driving conditions and switches applications proactively, then safety is improved, but the use of energy and computational resources increases

Engineering Contradiction:
ImprovesafetyVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The monitoring application proactively identifies unsafe driving conditions before they fully develop, allowing the system to switch to the driving assist application in advance. This preliminary detection and response reduces the need for continuous high-intensity monitoring and reactive switching, optimizing energy usage while maintaining safety

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements a feedback loop where the monitoring application continuously assesses driving conditions, the control system responds by adjusting application activation status, and this information feeds back to the monitoring application. This closed-loop feedback enables efficient resource allocation by activating intensive monitoring and application switching only when driving conditions warrant such intervention

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12518215B2Controlling application use during vehicle operation
Publication Date: 2026.01.06 TOYOTA MOTOR NORTH AMERICA INC
  • US12518215B2 patent drawing
  • US12518215B2 patent drawing
  • US12518215B2 patent drawing

AI summary

An example operation includes one or more of determining, by a vehicle, that an occupant assist application is operating in the vehicle to assist a vehicle occupant during vehicle operation, determining, by the vehicle, that an unsafe driving condition is likely to occur via a monitoring application, prior to a time that the unsafe driving condition is expected to occur, ceasing, by the vehicle, the occupant assist application, and executing, by the vehicle, a driving assist application to assist with the vehicle operation during the unsafe driving condition.