Parked Autonomous Vehicle Relocation for Buffer-Zone Collision Avoidance

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Solution Overview

Problem

Autonomous vehicles face challenges in avoiding collisions when objects, such as other vehicles, enter their buffer zones, as existing systems lack effective methods to reposition the vehicle automatically to prevent convergence and collisions, especially in crowded parking environments.

Innovation Solution

A vehicle adjustment system utilizing sensors and processing components to detect objects within the buffer zone and provide control signals to driving components to reposition the vehicle to an alternate position, potentially within the same parking space or another parking lot, based on data analysis and occupant preferences, to maintain safety and avoid collisions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the vehicle remains in a stationary position, then the vehicle can be easily parked and accessed, but the vehicle is vulnerable to collisions when objects enter its buffer zone

Engineering Contradiction:
Improvecollision avoidance capabilityVSAvoidparking convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary detection of objects within the buffer zone before a collision can occur. The processor continuously monitors the buffer zone and identifies potential hazards in advance, allowing the vehicle to take preventive action by relocating to an alternate position before the collision risk materializes.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The vehicle autonomously monitors its own buffer zone and automatically relocates when threats are detected, without requiring external intervention. The system uses its own sensors and processing capabilities to detect objects, determine collision risk, and execute relocation maneuvers independently.

Inventive Principle:
Principle #25Self-service

2Reliability

If the vehicle automatically relocates when objects enter the buffer zone, then collision avoidance is improved, but the system complexity increases

Engineering Contradiction:
Improvecollision avoidance capabilityVSAvoidvehicle adjustment system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The processor serves multiple functions: it controls the vehicle's primary driving operations, monitors the buffer zone for objects, determines collision risk, and executes relocation maneuvers. By making the processor multi-functional, the system avoids adding separate dedicated hardware for each function, thereby managing complexity while maintaining comprehensive safety capabilities.

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

Solution Approach 2:

The system combines the detection, analysis, and execution functions into a unified autonomous vehicle control system. The sensors, processor, and driving components work as an integrated system rather than separate independent subsystems, reducing overall system complexity through functional integration.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the vehicle repositions to an alternate position, then the buffer zone clearance is improved, but the time required for repositioning increases

Engineering Contradiction:
Improvebuffer zone clearanceVSAvoidrepositioning time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The vehicle performs partial relocation by moving to an alternate position within the same parking lot rather than completely leaving the area. This partial action achieves sufficient buffer zone clearance to avoid collision while minimizing the time and distance required for repositioning compared to full relocation.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system executes rapid repositioning maneuvers to quickly move the vehicle out of the collision risk zone. The processor determines alternate positions and commands the driving components to execute the relocation efficiently, minimizing the time the vehicle spends in the vulnerable state during the transition.

Inventive Principle:
Principle #21Skipping (Rushing through)

Data Source

PatentUS11922810B1Autonomous vehicle convergence avoidance systems and methods
Publication Date: 2024.03.05 UNITED SERVICES AUTOMOBILE ASSOCIATION (USAA)
  • US11922810B1 patent drawing
  • US11922810B1 patent drawing
  • US11922810B1 patent drawing

AI summary

A vehicle adjustment system includes one or more processors configured to receive data from one or more sensors coupled to a vehicle that is in a stationary position. The one or more processors are also configured to analyze the data to determine whether an object is within a buffer zone surrounding the vehicle while the vehicle is in the stationary position. In response to determining that the object is within the buffer zone while the vehicle is in the stationary position, the one or more processors are configured to provide control signals to one or more driving components of the vehicle to reposition the vehicle to an alternate position.