Remote Rental Car Drop-Off Routing Within Communication Coverage

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Solution Overview

Problem

Existing car rental systems face challenges in allowing remote drop-off and return of rental cars due to limitations in communication environments and cruising ranges, which restrict the flexibility of rental car return locations.

Innovation Solution

A server system that uses remote driving technology to determine if a rental car can be dropped off at a user's desired location by comparing the remote driving route with the communication area and cruising range, and provides alternative locations if the route exceeds these boundaries, ensuring seamless communication and battery/refueling needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If remote driving is performed to increase drop-off location flexibility, then the degree of freedom in drop-off position is improved, but communication reliability deteriorates when the route exits the communication area

Engineering Contradiction:
Improvedrop-off location flexibilityVSAvoidcommunication reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary determination of whether the remote driving route is within the communication area before executing the remote driving operation. The processor determines in advance if the usage end position and destination are within communicable regions, preventing communication failures during actual remote driving by rejecting routes that would exit the communication area.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If remote driving route extends beyond communication area, then drop-off location flexibility is improved, but system reliability deteriorates due to loss of communication control

Engineering Contradiction:
Improveusage end position flexibilityVSAvoidremote driving control reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system applies preliminary anti-action by preventing the remote driving operation from proceeding when the route would exit the communication area. The processor determines beforehand whether the route remains within the communication area and issues a determination result that prevents execution of remote driving if communication reliability cannot be ensured, thereby counteracting potential communication failures before they occur.

Inventive Principle:
Principle #9Preliminary anti-action

3Reliability

If the system restricts drop-off locations to within communication areas, then communication reliability is maintained, but adaptability of drop-off positions deteriorates

Engineering Contradiction:
Improvecommunication reliabilityVSAvoiddrop-off position options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system dynamically adjusts the permitted drop-off positions based on the user's requested location and the communication area boundaries. When the requested usage end position is within the communication area, the system permits drop-off there, providing flexibility. When it would exit the communication area, the system automatically adjusts by selecting an alternative position within the communication area, thus maintaining both reliability and adaptability through dynamic position selection.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12152891B2Remote driving server, remote driving method, and storage medium
Publication Date: 2024.11.26 TOYOTA JIDOSHA KK
  • US12152891B2 patent drawing
  • US12152891B2 patent drawing
  • US12152891B2 patent drawing

AI summary

A server receives a return request of a rental car including information on a usage end position of a car rental service desired by a user from a terminal of the user who has rented a rental car or the rental car. The server searches for a remote driving route of the rental car based on the information on the usage end position and information on a destination of the rental car for after the user finishes using the car rental service. The server compares the remote driving route with a communication area on a map. Then, the server transmits information indicating permission to drop off the rental car to the terminal of the user or the rental car when an entire route of the remote driving route is located inside the communication area.