Automatic Parking Control Device Post-Parking Automation

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Solution Overview

Problem

Conventional automatic parking control devices do not ensure smooth execution of post-parking operations, leading to potential forgetfulness or unease in busy driving environments, as they lack mechanisms to confirm completion of automatic parking assist and fully automatic parking processes.

Innovation Solution

An automatic parking control device comprising a camera, distance measuring sensor, and processing unit that calculates a parking guide path and executes a drive system stop mode when the vehicle is fully parked, ensuring completion of expected driver actions and reducing operational stress.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional automatic parking control devices only perform steering and speed control to move the vehicle to a parking space, then the basic parking function is achieved, but the driver may forget or feel uneasy about completing post-parking operations such as turning the ignition OFF

Engineering Contradiction:
Improvecompletion of post-parking operationsVSAvoidparking control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by automatically executing the drive system stop mode (turning ignition OFF, engaging parking brake, shifting to park gear) before the driver needs to perform these operations manually. This anticipatory automation ensures post-parking operations are completed reliably without requiring driver memory or attention.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The parking control system serves itself by automatically managing the entire parking sequence including the final drive system stop operations. Once parking is detected, the system autonomously completes all necessary post-parking actions without driver intervention, making the system self-sufficient for the complete parking task.

Inventive Principle:
Principle #25Self-service

2Loss of information

If the system provides only basic completion alarms or indicator displays for parking completion, then the driver is informed of parking status, but the driver may still forget to execute necessary post-parking operations in busy driving environments

Engineering Contradiction:
Improveparking completion informationVSAvoidpost-parking operations
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The system provides comprehensive feedback not only about parking completion status but also automatically executes the required response actions. The feedback loop includes detecting parking completion, determining the appropriate drive system stop mode, and automatically executing it, ensuring the driver receives both information and the necessary operational response.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Instead of merely informing the driver of parking completion and requiring manual action, the system performs the necessary post-parking operations (turning ignition OFF, engaging parking brake, shifting to park) in advance of when the driver would need to perform them manually, eliminating the risk of forgetfulness.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If the automatic parking control device executes drive system stop mode automatically when parking is completed, then post-parking operations are surely executed and driver stress is reduced, but the system complexity increases

Engineering Contradiction:
Improveexecution of post-parking operationsVSAvoidautomatic parking control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The parking control device is designed with multi-functionality, handling both the parking maneuver control and the post-parking drive system stop operations within a single integrated system. This universal approach consolidates multiple functions into one control unit, managing complexity through functional integration rather than adding separate systems.

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

Solution Approach 2:

The system merges the parking control functions with the drive system stop execution functions into a unified automatic parking control device. By combining these previously separate operations into one integrated system, the patent manages complexity through consolidation while achieving reliable automatic execution of all parking-related tasks.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10688986B2Automatic parking control device
Publication Date: 2020.06.23 MITSUBISHI ELECTRIC CORP
  • US10688986B2 patent drawing
  • US10688986B2 patent drawing

AI summary

An automatic parking control device enables operations after the completion of parking to be made based on a users' general behavior required at the time of parking of a vehicle. This automatic parking control device is provided with a processing unit, which calculates a parking guide path of the host vehicle from an image of a camera and an output signal of a distance measuring sensor and performs a drive system stop mode as preliminarily set with respect to the vehicle depending on the parking mode given when it is found that the vehicle has been parked in a parking space along the guide path.