Parking Clearance Control for Variable-Size Parking Spaces

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Solution Overview

Problem

Existing parking assistance technologies struggle to effectively assist in parking vehicles by maintaining a minimum clearance between the vehicle and surrounding objects, as the fixed size of this clearance can be inadequate for varying parking space sizes.

Innovation Solution

A parking assistance device equipped with a central processing unit that detects the size of the parking space and dynamically adjusts the size of the extra space to be secured at a minimum, allowing for flexible assistance in parking by changing the size of the extra space according to the detected parking space size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the size of the extra space is set to a fixed size, then the device complexity is reduced, but the adaptability to different parking space sizes deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidadaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies the Dynamics principle by making the extra space size adjustable rather than fixed. The control unit dynamically changes the size of the extra space based on the detected parking space size, allowing the system to adapt to different parking scenarios while maintaining manageable complexity through automated adjustment.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements Parameter changes by modifying the size parameter of the extra space according to the detected parking space dimensions. The control unit adjusts this parameter in real-time based on detection results, enabling the system to handle various parking space sizes effectively.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the size of the extra space is dynamically adjusted according to parking space size, then the adaptability improves, but the device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the Feedback principle by using the detection unit to continuously monitor parking space size and feeding this information back to the control unit, which then adjusts the extra space size accordingly. This closed-loop feedback mechanism enables adaptive adjustment without requiring overly complex manual intervention systems.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system implements Self-service by automatically detecting parking space dimensions and autonomously adjusting the extra space size without driver intervention. The control unit self-regulates the parameter based on detection results, reducing the need for complex user interfaces or manual adjustment mechanisms.

Inventive Principle:
Principle #25Self-service

3Productivity

If the extra space size is reduced for small parking spaces, then the productivity of parking assistance improves, but the safety clearance may be insufficient

Engineering Contradiction:
ImproveproductivityVSAvoidreliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies the Dynamics principle by making the extra space size variable rather than fixed. The control unit dynamically adjusts the extra space dimensions based on the detected parking space size, allowing minimal clearance in small spaces to improve parking productivity while maintaining adequate clearance in larger spaces to ensure safety and reliability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12344233B2Parking assistance device
Publication Date: 2025.07.01 AISIN CORP
  • US12344233B2 patent drawing
  • US12344233B2 patent drawing
  • US12344233B2 patent drawing

AI summary

A parking assistance device includes a central processing unit. The central processing unit detects the size of a parking space. The central processing unit sets the size of an extra space to be secured at a minimum between a vehicle and an object around the parking space while changing that size according to the detected size of the parking space. Based on the set size of the extra space, the central processing unit provides assistance in parking the vehicle into the parking space.