Autonomous Vehicle Path Clearance for Emergency Vehicle Routing

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Solution Overview

Problem

Emergency response vehicles often face delays due to other vehicles not clearing the road, which can lead to accidents and increased response times for emergency services.

Innovation Solution

The development of systems and methods for automatically operating autonomous vehicles based on emergency vehicle warnings, which involve receiving emergency vehicle data and autonomous vehicle data, generating route data, and automatically controlling the autonomous vehicle to clear the path for emergency vehicles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If autonomous vehicles operate on roadways without emergency vehicle detection systems, then device complexity is reduced, but emergency response time increases and collision risk increases

Engineering Contradiction:
Improveemergency response timeVSAvoidsystem complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent combines multiple functions (emergency vehicle detection, route calculation, autonomous control) into an integrated system where the processor receives emergency vehicle data, calculates alternate routes, and controls vehicle operation through a unified architecture, reducing overall system complexity while improving emergency response time

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The autonomous vehicle system is designed to perform multiple functions: normal navigation, emergency vehicle detection, alternate route calculation, and automatic path clearance. This multi-functionality allows a single system to handle both routine operations and emergency situations without requiring separate dedicated systems

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

2Reliability

If autonomous vehicles do not automatically clear the path for emergency vehicles, then ease of operation is maintained, but collision risk increases and emergency response time increases

Engineering Contradiction:
Improvecollision avoidanceVSAvoidautomatic control complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The autonomous vehicle system automatically detects emergency vehicles, calculates alternate routes, and executes path clearance maneuvers without human intervention. The system serves itself by integrating detection, decision-making, and control functions into an autonomous operation cycle that clears paths for emergency vehicles independently

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously receives emergency vehicle data, monitors the vehicle's own position and route, and adjusts operation based on real-time conditions. This feedback loop ensures reliable collision avoidance while maintaining ease of operation through automated decision-making based on current situational awareness

Inventive Principle:
Principle #23Feedback

3Reliability

If the system generates alternate routes based on emergency vehicle data, then collision risk is reduced, but device complexity increases

Engineering Contradiction:
Improvecollision avoidanceVSAvoidroute calculation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system pre-calculates alternate routes based on received emergency vehicle data before the autonomous vehicle needs to maneuver. By preparing route options in advance based on emergency vehicle position and trajectory, the system reduces real-time computational complexity while ensuring reliable collision avoidance when execution is needed

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250174123A1Emergency vehicle detection and avoidance systems for autonomous vehicles
Publication Date: 2025.05.29 STATE FARM MUTAL AUTOMOBILE INSURANCE COMPANY
  • US20250174123A1 patent drawing
  • US20250174123A1 patent drawing
  • US20250174123A1 patent drawing

AI summary

The present disclosure generally relates to generating emergency vehicle warnings, automatic control of autonomous vehicles based upon the emergency vehicle warnings. More particularly, the present disclosure relates to generating data representative of emergency vehicle warnings and alternate autonomous vehicle routing based upon real-time information related to an emergency vehicle. The information related to the emergency vehicle may include emergency vehicle origination location data, emergency vehicle current location data, emergency vehicle route data, and/or emergency vehicle destination location data. An emergency vehicle warning and/or alternate vehicle routing for autonomous vehicles may be generated based further on information related to an autonomous vehicle. In one aspect, an emergency vehicle may wirelessly communicate with the autonomous vehicle and/or an insurance provider remote server. The insurance provider may adjust auto insurance for insured individuals, having vehicles with the vehicle safety functionality discussed herein, to reflect lower risk and provide insurance savings to customers.