Robot Controller Modes for Monitoring-Area Operation Verification

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Solution Overview

Problem

Existing techniques for verifying robot operation require a person to enter the monitoring area or an additional verification unit, incurring time and cost for registration.

Innovation Solution

A robot control system that includes a monitored robot and a robot controller capable of controlling the robot in multiple modes, including a first mode to change or continue the operation of the monitored robot based on the detection of another robot in the monitoring area, without the need for additional verification units or human intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a person enters the monitoring area to verify robot operation, then the robot operation can be verified, but time and cost are incurred for verification work

Engineering Contradiction:
Improverobot operation verificationVSAvoidverification work time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The monitored robot performs self-verification by detecting another robot entering its monitoring area and automatically changing its operation accordingly. This eliminates the need for external verification by persons or additional units, allowing the system to verify its own operation autonomously without incurring time or cost for external verification resources.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Another robot serves dual purposes: it performs its own work tasks and simultaneously functions as a verification unit for the monitored robot. By using an existing robot in the system for verification purposes, the invention eliminates the need for dedicated verification resources, reducing both time and cost while maintaining verification reliability.

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

2Reliability

If an additional verification unit enters the monitoring area, then the robot operation can be automatically verified, but cost is incurred for the additional unit

Engineering Contradiction:
Improveautomatic robot operation verificationVSAvoidverification unit
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Another robot already present in the system performs both its regular work functions and serves as a verification unit for the monitored robot. This multi-functional use of existing resources eliminates the need for additional dedicated verification equipment, reducing device complexity and cost while achieving automatic verification.

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

Solution Approach 2:

The system uses resources already available within the workspace (another robot performing normal tasks) to provide verification services, rather than introducing external verification infrastructure. This approach minimizes additional device complexity while enabling automatic verification.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If registration is performed for additional verification units, then automatic verification is enabled, but time and cost are incurred for registration

Engineering Contradiction:
Improverobot operation verificationVSAvoidregistration time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The monitored robot automatically detects the presence of another robot through its existing sensing capabilities and directly changes its operation based on this detection. This eliminates the registration process entirely, as no formal setup or configuration is needed—the verification relationship is established automatically through detection and response.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The robot controller is pre-programmed with the logic to detect another robot and automatically change operation. This preliminary configuration eliminates the need for time-consuming registration or setup procedures when verification is needed, as the system is already prepared to perform verification through its built-in detection and response capabilities.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12214503B2Robot control system, information processor, information processing method, and non-transitory computer readable medium storing program
Publication Date: 2025.02.04 OMRON CORP
  • US12214503B2 patent drawing
  • US12214503B2 patent drawing
  • US12214503B2 patent drawing

AI summary

A technique allows verification of a robot operation without any cost for an additional robot or for a person entering a monitoring area. A robot control system includes a monitored robot for which a monitoring area is defined and a robot controller that controls the monitored robot in a plurality of modes including a first mode to change an operation of the monitored robot in response to an object detected in the monitoring area being a robot.