Blockchain Driver Swap Coordination for Fatigue Management

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Solution Overview

Problem

Commercial drivers often face fatigue due to extended work periods and irregular shifts, leading to increased risk of accidents, which existing technologies have not adequately addressed.

Innovation Solution

A system utilizing a blockchain database to monitor and manage driver fatigue by tracking operator identities, vehicle operation histories, and route limitations, facilitating operator swaps at designated locations to ensure compliance with driving time regulations and promote safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If drivers work extended periods and irregular shifts to maintain productivity, then operational efficiency is improved, but driver fatigue increases leading to safety risks

Engineering Contradiction:
Improveoperational efficiencyVSAvoiddriver safety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary monitoring of driver fatigue levels and proactively schedules swaps before fatigue becomes critical. The blockchain database pre-records operator identities and route limitations, enabling advance planning of swaps that maintain both productivity and safety.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors driver operational data and provides real-time feedback on fatigue levels. This feedback loop enables dynamic adjustment of swap timing to optimize both operational efficiency and driver safety, preventing fatigue-related incidents while maintaining productivity.

Inventive Principle:
Principle #23Feedback

2Reliability

If driver fatigue is monitored and swaps are coordinated to ensure compliance with driving time regulations, then driver safety is improved, but operational complexity increases

Engineering Contradiction:
Improvedriver safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The blockchain database serves as an intermediary that automatically manages swap coordination between drivers, fleet managers, and regulatory requirements. By recording operator identities, route limitations, and swap events on the blockchain, the system simplifies the complexity of fatigue management while ensuring compliance and safety.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables automated swap coordination where the blockchain network itself manages the recording and verification of swap events without requiring complex centralized management. The automated navigation to swap locations and recording of swap events reduces the need for manual intervention, thereby reducing operational complexity.

Inventive Principle:
Principle #25Self-service

3Reliability

If operator swaps are coordinated at designated locations with navigation support, then driver fatigue management is improved, but time and logistical resources are consumed

Engineering Contradiction:
Improvefatigue managementVSAvoidswap coordination time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system pre-determines swap locations and provides navigation routes in advance, allowing drivers to efficiently locate swap points without wasting time during actual swaps. The blockchain database records swap locations beforehand, enabling smooth transitions that minimize time loss while maintaining effective fatigue management.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11247688B2Driver swapping
Publication Date: 2022.02.15 TOYOTA MOTOR NORTH AMERICA INC
  • US11247688B2 patent drawing
  • US11247688B2 patent drawing
  • US11247688B2 patent drawing

AI summary

The efficiency of commercial vehicle operations can be facilitated by using a blockchain. The blockchain can be used to track commercial operators and provide a logistical network for swapping operators. An operator identity for an initial operator of a vehicle and a route limitation indicating operator restrictions with respect to a route can be recorded in a blockchain database. Using a vehicle operation history retrieved from the blockchain database for the initial operator, a time frame for operation of the vehicle by the initial operator can be determined based on the route limitation and the vehicle operation history. An operator swap event at a swap location can be coordinated so that control of the vehicle can be transferred from the initial operator to a subsequent operator based on the time frame. The operator swap event and a subsequent operator identity can be recorded in the blockchain database.