Autonomous Parking Assist Using Usage History and User Position

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Solution Overview

Problem

Users find it troublesome to designate a destination and path for automatic vehicle parking and retrieval each time they use a system for moving a vehicle into and out of a parking space.

Innovation Solution

An entering/leaving assist system with a vehicle capable of autonomous driving and a mobile terminal that calculates recommended parking spaces and routes based on user position, parking lot information, and usage history, allowing the terminal to propose these options via a user interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the user manually designates a destination and path for automatic vehicle parking and retrieval, then the system can accurately control the vehicle movement, but the user operation becomes troublesome and time-consuming

Engineering Contradiction:
Improveuser operation convenienceVSAvoidtime for designating destination and path
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically determines the destination parking space and route based on the mobile terminal's position and usage history information, without requiring manual user input. The vehicle performs self-service by autonomously selecting optimal parking spaces and calculating routes, thereby improving ease of operation and reducing time loss

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-stores usage history information including previously used parking spaces and routes. When a parking operation is needed, the system retrieves and utilizes this pre-stored information to automatically determine the destination and path, eliminating the need for real-time user designation and reducing operational time

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the system automatically determines recommended parking spaces and routes based on usage history, then user convenience is improved, but the system complexity increases

Engineering Contradiction:
Improveuser convenienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The vehicle's control system performs multiple functions: it not only controls autonomous driving but also stores usage history information, determines recommended parking spaces, calculates routes, and communicates with mobile terminals. This multi-functionality reduces the need for separate dedicated systems, thereby improving user convenience while limiting the increase in system complexity

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

Solution Approach 2:

The mobile terminal acts as an intermediary between the user and the vehicle system. It receives recommended parking spaces and routes from the vehicle, presents them to the user via a user interface, and transmits user decisions back to the vehicle. This intermediary simplifies the user's interaction while managing the system's complexity by handling information presentation and user feedback

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250322751A1Entering/leaving assist system
Publication Date: 2025.10.16 TOYOTA JIDOSHA KK
  • US20250322751A1 patent drawing
  • US20250322751A1 patent drawing
  • US20250322751A1 patent drawing

AI summary

An entering/leaving assist system is provided with a vehicle capable of autonomous driving and a mobile terminal having a user interface and capable of communicating with the vehicle. The vehicle is configured to calculate a recommended parking space when entering or a recommended route to the user when leaving, based on at least a position of the mobile terminal, a position of the vehicle, and usage history information of a parking lot relating to a user of the vehicle, when receiving an entering/leaving request of the vehicle from the mobile terminal. The mobile terminal is configured to, upon receiving the recommended parking space or the recommended route from the vehicle, propose entering the recommended parking space or leaving using the recommended route via the user interface.