Vehicle Management System Planned Return Space Allocation

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Solution Overview

Problem

In conventional vehicle sharing services, users can arbitrarily select a return space for vehicles, leading to issues where vehicles cannot be returned if another vehicle is already parked at the selected space, causing inconvenience and potential double booking of return spaces.

Innovation Solution

A vehicle management system that sets a planned return space at the time of vehicle usage request, ensuring the vehicle is returned to this space by controlling the return process only if it matches the planned space, thereby preventing incorrect returns and double bookings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users can arbitrarily select a return space for vehicles, then user flexibility and convenience are improved, but the risk of double booking and return failures increases when another vehicle is already parked at the selected space

Engineering Contradiction:
Improveuser flexibility in selecting return spaceVSAvoidreturn process reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary actions by determining the availability of the selected return space before the user completes the vehicle usage request. The management server checks whether the return space is already occupied by another vehicle and prevents double booking in advance, thereby maintaining both user flexibility and return reliability

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback by notifying users of the return space availability status and providing guidance on alternative spaces when the selected space is occupied. This feedback mechanism allows users to adjust their return space selection while ensuring reliable return processing

Inventive Principle:
Principle #23Feedback

2Measurement precision

If the system checks return space availability before permitting return, then return accuracy is improved, but the complexity of the return control process increases

Engineering Contradiction:
Improvereturn space matching accuracyVSAvoidreturn control system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system employs self-service by utilizing GPS positioning technology to automatically determine the vehicle's current location and compare it with the planned return space. This automated self-checking mechanism achieves high return accuracy without requiring complex manual verification procedures

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The management server acts as an intermediary that coordinates between the user terminal, vehicle GPS system, and return space database. It simplifies the overall control complexity by centralizing the availability checking and permission granting functions in a single coordinating entity

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10748418B2Vehicle management system and vehicle management method
Publication Date: 2020.08.18 NISSAN MOTOR CO LTD
  • US10748418B2 patent drawing
  • US10748418B2 patent drawing
  • US10748418B2 patent drawing

AI summary

A vehicle management system for managing vehicles used by users has a usage managing unit that accepts a user's request for using the vehicle and to set a return space among parking spaces as a planned return space when the user's request is accepted, the return space being a space to which the vehicle is to be returned by the user after the vehicle is used by the user, a return determining unit that determines whether or not the vehicle is returned to the planned return space set by the usage managing unit when the vehicle is actually used and returned by the user, a return permitting unit that permits a return of the vehicle in a case where the return determining unit determines that the vehicle is returned to the planned return space, and a notification unit.