Autonomous Parking Transfer for Direction-Aligned Vehicle Departure

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Solution Overview

Problem

Autonomous driving vehicles face delays when the next destination is in a different direction from the vehicle's previous route, as they must travel back along the original road to access a perpendicular road leading to the destination, increasing travel time.

Innovation Solution

The system acquires information about the next destination and, upon recognizing a different running direction, transfers the vehicle from a first parking space to a second parking space via autonomous driving after the user exits, allowing direct access to the new road direction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If the vehicle runs far along the original road to access the perpendicular road leading to the next destination, then the vehicle can reach the destination, but the travel time increases significantly

Engineering Contradiction:
Improvetravel time to next destinationVSAvoidtravel distance along original road
Core Design Contradiction:
Loss of timeVSLength of moving object

Solution Approach 1:

The system performs preliminary action by determining the next destination and identifying the optimal parking space before the user exits the vehicle. The control unit pre-calculates whether to transfer the vehicle to a different parking space based on the destination direction, so that when the user returns, the vehicle is already positioned for direct departure toward the destination, eliminating the need to backtrack along the original road.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies dynamics by making the parking space assignment flexible and adaptive. Instead of fixed parking assignments, the control unit dynamically transfers the vehicle between first and second parking spaces based on real-time destination information. This dynamic repositioning allows the vehicle to be optimally oriented for the next destination, reducing travel time and distance.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the vehicle is transferred to a different parking space by autonomous driving, then the vehicle can access the road in the correct direction, but the system complexity increases

Engineering Contradiction:
Improvevehicle direction alignment with destinationVSAvoidautonomous driving control system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The control unit performs multiple functions: it determines the next destination, identifies appropriate parking spaces, controls autonomous driving for vehicle transfer, and manages the overall parking system. By consolidating these functions in a single control unit, the system achieves ease of operation through integrated intelligence while managing complexity through functional consolidation rather than adding separate dedicated systems for each task.

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

Data Source

PatentUS11897455B2Autonomous driving system, autonomous driving method, and storage medium
Publication Date: 2024.02.13 TOYOTA JIDOSHA KK
  • US11897455B2 patent drawing
  • US11897455B2 patent drawing
  • US11897455B2 patent drawing

AI summary

A vehicle is autonomously driven in an environment where a first road for vehicles running in a first direction and a second road for vehicles running in a second direction, different from the first direction, are provided alongside each other, and where a first parking space that is entered from the first road and exited to the first road is set and a second parking space that is entered from the second road and exited to the second road is set. When the vehicle is temporarily parked in the first parking space and a running direction of the vehicle heading for the next destination after being parked is the second direction, the vehicle is transferred from the first parking space to the second parking space by autonomous driving after a user of the vehicle gets out of the vehicle.