Remote Parking Control for Spaces With Movable Obstacles

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Solution Overview

Problem

Existing remote parking apparatuses require drivers to perform bothersome actions when there are movable obstacles in the parking space, such as removing pylons or retractable gates, to designate the space for autonomous parking.

Innovation Solution

A remote parking apparatus equipped with an electronic control unit that can set a parking space as designated even with obstacles, prompting the driver or user to remove the obstacle through wireless communication, and automatically stops the parking process if the obstacle is not cleared to prevent vehicle contact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the remote parking apparatus sets the area with no obstacle as the designated parking space, then the parking safety is improved, but the driver needs to perform bothersome actions of exiting the vehicle to remove movable obstacles

Engineering Contradiction:
Improveparking safetyVSAvoiddriver operation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system automatically detects obstacles and manages the parking space designation without requiring the driver to manually remove obstacles. The electronic control unit performs automatic obstacle detection, issue notification, and resolution confirmation, allowing the system to handle the obstacle removal process autonomously while maintaining safety

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements a feedback loop where the electronic control unit detects obstacles, notifies the driver through the notification unit, receives confirmation of obstacle removal, and then proceeds with parking. This feedback mechanism ensures safety while automating the process and improving driver convenience

Inventive Principle:
Principle #23Feedback

2Reliability

If the remote parking apparatus requires obstacle-free area for parking designation, then the vehicle can be parked safely, but the parking process becomes time-consuming due to driver actions

Engineering Contradiction:
Improveparking safetyVSAvoidparking time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The electronic control unit performs preliminary obstacle detection and issue notification before the parking process begins. By identifying and communicating obstacle issues in advance, the system allows the driver to address them while preparing for parking, thereby reducing the overall parking time while maintaining safety requirements

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the remote parking apparatus allows parking space designation with obstacles present, then the driver operation is simplified, but the vehicle may contact the obstacle during parking

Engineering Contradiction:
Improvedriver operation convenienceVSAvoidvehicle contact with obstacle
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system takes preliminary anti-action by detecting obstacles before parking and notifying the driver to remove them. This preventive measure eliminates the harmful effect of vehicle-obstacle contact before the parking maneuver begins, while still allowing simplified operation through automatic detection and notification

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS11904846B2Remote parking apparatus
Publication Date: 2024.02.20 TOYOTA JIDOSHA KK
  • US11904846B2 patent drawing
  • US11904846B2 patent drawing
  • US11904846B2 patent drawing

AI summary

A remote parking apparatus comprises an electronic control unit which executes a remote parking control to move an own vehicle and park the own vehicle in a designated parking space in response to receiving a signal transmitted wirelessly from an operation terminal. The electronic control unit is configured to set a parking space as the designated parking space even when there is an obstacle interrupting parking the own vehicle in the parking space.