Remote Operation Interface Preview for Work Machine Switching

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Solution Overview

Problem

Operators face challenges in responding to environmental changes when switching the remote operation target from one work machine to another, as they struggle to adapt to the new surroundings in a timely manner.

Innovation Solution

A remote operation assistance server that recognizes the current and next remote operation targets, acquires and outputs images of their surrounding environments through a work machine image pickup apparatus, allowing the operator to preview the next work environment while still operating the first work machine.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the remote operation target is switched from one work machine to another, then the operator can access different work machines, but it becomes difficult for the operator to respond to environmental changes of the new work machine

Engineering Contradiction:
ImproveAbility to switch between different work machinesVSAvoidDifficulty in adapting to new environment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system displays the picked-up image from the next remote operation target work machine in advance before the operator switches targets. This preliminary action allows the operator to familiarize themselves with the new environment (control panel layout, surroundings, etc.) before actually switching, thereby reducing the difficulty of adaptation when the switch occurs.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If the operator focuses on the current work machine environment, then operational accuracy is maintained, but the operator cannot recognize the next work machine environment in advance

Engineering Contradiction:
ImproveOperational accuracy on current machineVSAvoidLack of information about next environment
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The display screen is segmented into multiple regions: one region displays the picked-up image from the current work machine for operational accuracy, while another region displays the picked-up image from the next work machine for advance recognition. This segmentation allows the operator to simultaneously maintain focus on the current machine while gathering information about the next machine, eliminating the need to choose between the two information sources.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12305363B2Remote operation assistance server, remote operation assistance system, and remote operation assistance method
Publication Date: 2025.05.20 KOBELCO CONSTR MASCH CO LTD
  • US12305363B2 patent drawing
  • US12305363B2 patent drawing
  • US12305363B2 patent drawing

AI summary

There is provided a technology capable of, when a remote operation target through a remote operation apparatus is switched from one work machine to another work machine, making it easy for an operator to respond to an environmental change of the remote operation target. A first work environment image based on first picked-up image data acquired through a work machine image-pickup device 412 of a first work machine which is a current remote operation target of a remote operation apparatus 20 is outputted on a remote output interface220. In addition, a second work environment image based on second picked-up image data acquired through a work machine image pickup apparatus of a second work machine which is the next remote operation target of the remote operation apparatus 20 is outputted on the remote output interface 220.