Automatic Parking Slot Recognition for Faster Vehicle Alignment

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Solution Overview

Problem

Conventional parking assistance systems require manual intervention to recognize and align with a parking slot, which is time-consuming and inefficient, especially when trying to park in tight spaces or unfamiliar environments.

Innovation Solution

A parking assistance apparatus that includes a processor to detect a predetermined operation from the occupant indicating a desired parking position, stores designated parking slot information, and uses surrounding images to automatically identify and park in the corresponding slot, utilizing cameras with wide-angle lenses and a network of hardware components for image processing and vehicle control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual intervention is used to recognize and align with a parking slot, then the driver can control the parking process, but the parking time is extended and efficiency is reduced

Engineering Contradiction:
Improveparking efficiencyVSAvoidparking time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The parking assistance apparatus enables the vehicle to automatically detect parking slots, calculate parking trajectories, and execute parking maneuvers without continuous manual intervention. The system uses image processing to identify parking slots and autonomously controls steering and braking, allowing the vehicle to park itself while the driver merely initiates and monitors the process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical control with an automated image processing and control system. Cameras capture images of the surroundings, image processing units analyze these images to detect parking slots, and control units automatically adjust the vehicle's steering and braking systems to execute parking, substituting the driver's manual mechanical operations with automated electronic control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If the vehicle uses a conventional parking assistance system requiring lateral alignment, then the system can perform automatic parking, but the process becomes complex and time-consuming

Engineering Contradiction:
Improveparking operation simplicityVSAvoidparking assistance system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary detection and calculation of the parking trajectory before the vehicle actually enters the parking slot. The image processing unit identifies the parking slot in advance, and the control unit pre-calculates the required steering and braking actions, allowing the vehicle to smoothly transition into automatic parking mode without complex real-time adjustments during the maneuver.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The parking assistance apparatus uses a multi-functional integrated system that combines image capture, image processing, trajectory calculation, and vehicle control functions. The same image processing unit that detects parking slots also provides feedback for trajectory adjustment, and the control unit manages both steering and braking systems, reducing overall system complexity through functional integration.

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

Data Source

PatentUS20240400039A1Parking assistance apparatus and parking assistance method
Publication Date: 2024.12.05 PANASONIC AUTOMOTIVE SYST CO LTD
  • US20240400039A1 patent drawing
  • US20240400039A1 patent drawing
  • US20240400039A1 patent drawing

AI summary

A parking assistance apparatus includes: a processor; and a designated parking slot storage circuit that stores an area in a range based on a position away from a vehicle position by a preset distance as a designated parking slot corresponding to a parking instruction of an occupant, in which the processor detects a parking slot corresponding to the designated parking slot, and performs automatic parking of the vehicle based on information on the corresponding parking slot.