Multi-Robot Coordination Mechanism for Sequenced Task Execution

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Solution Overview

Problem

Current robotic systems lack the sophistication to coordinate complex tasks and interactions between multiple robots, often requiring human intervention to manage operations and interactions, especially in executing larger or more complex tasks.

Innovation Solution

A robotic system that autonomously coordinates and controls interactions between multiple units by identifying operating zones, paths, transition locations, and timings, using algorithms and protocols to sequence tasks and reduce human assistance, incorporating sensors and imaging devices for object detection and motion planning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple robots are used to execute complex tasks, then productivity and capability are improved, but coordination complexity and human intervention requirements increase

Engineering Contradiction:
Improvetask execution capabilityVSAvoidcoordination complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

A coordination mechanism acts as an intermediary between multiple robotic units, managing their interactions and task sequencing. This mediator coordinates operating zones, paths, and timings between units without requiring direct human intervention, resolving the contradiction by automating the coordination function that would otherwise increase complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system segments complex tasks into discrete sub-tasks that can be assigned to different robotic units with specific operating zones. By dividing the overall task into manageable segments with defined boundaries and transition points, the system manages coordination complexity while maintaining high productivity through parallel execution.

Inventive Principle:
Principle #1Segmentation

2Reliability

If human intervention is used to coordinate robot interactions, then task execution reliability is improved, but automation level and efficiency decrease

Engineering Contradiction:
Improvetask execution reliabilityVSAvoidautomation level
Core Design Contradiction:
ReliabilityVSExtent of automation

Solution Approach 1:

The coordination mechanism enables robotic units to autonomously manage their own interactions and task execution. Each unit can independently determine its operating zone, plan its path, and execute tasks with proper sequencing, eliminating the need for continuous human supervision while maintaining reliable task completion through automated coordination protocols.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates feedback mechanisms where robotic units report their status, position, and task completion to the coordination mechanism. This feedback loop enables automated adjustment and coordination of multiple units, ensuring reliable task execution while maintaining high automation levels without human intervention.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If robotic units operate autonomously without coordination, then ease of operation is improved, but task integration and efficiency deteriorate

Engineering Contradiction:
Improveoperational simplicityVSAvoidtask integration efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The coordination mechanism provides universal functionality that manages multiple robotic units through a common protocol and interface. This multi-functional coordination system handles task assignment, path planning, and interaction management across different unit types, maintaining operational simplicity while enabling efficient integrated task execution through standardized coordination.

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

Data Source

PatentUS10953544B2Robotic system with coordination mechanism and methods of operating the same
Publication Date: 2021.03.23 MUJIN INC
  • US10953544B2 patent drawing
  • US10953544B2 patent drawing
  • US10953544B2 patent drawing

AI summary

A system and method for operating a robotic system to coordinate and integrate multiple tasks for performing operations is disclosed. The robotic system may identify a set of tasks associated with a triggered operation. Accordingly, the robotic system may coordinate and control actions across subsystems, robotic units, task stations, or a combination thereof to sequentially perform the set of tasks and complete the operation.