QR Code Data Exchange for Robots in Low-Connectivity Areas

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Solution Overview

Problem

In disaster areas with limited to no network connectivity, autonomous or semi-autonomous robotic systems face challenges in sharing data and information due to constraints in collaborative communication methods.

Innovation Solution

A QR code-based communication method is deployed, where robotic systems generate and print QR codes containing findings in areas with limited connectivity, allowing subsequent systems to scan and update data, facilitating information sharing without relying on network connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If robotic systems operate in collaborative manner to share data and information, then task performance is improved, but communication reliability deteriorates in areas with limited to no network connectivity

Engineering Contradiction:
Improvetask performanceVSAvoidcommunication reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent introduces QR codes as an intermediary medium for data exchange between robotic systems. Instead of relying on direct network communication or short-range wireless links, robots generate and scan QR codes that encode task data, findings, and information. This intermediary approach enables reliable communication in areas with limited to no network connectivity, as QR codes can be physically transported or displayed without requiring active network infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent implements data copying by encoding information into QR code format. Rather than transmitting data electronically between systems, the information is converted into a visual copy (QR code) that can be scanned and decoded by other robotic systems. This copying mechanism ensures data integrity and reliability independent of network conditions, allowing robust collaborative operation in remote areas.

Inventive Principle:
Principle #26Copying

2Productivity

If short range communication is used for data sharing between nearby systems, then communication efficiency is improved, but system versatility deteriorates when systems are not in vicinity of each other

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidsystem versatility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent makes the communication system universal by using QR codes as a platform-independent data exchange format. Any robotic system equipped with QR code generation and scanning capabilities can communicate with any other such system, regardless of physical distance or network connectivity. This multi-functional approach allows the same mechanism to serve both nearby and remote systems, enhancing system versatility while maintaining communication efficiency through standardized encoding and decoding processes.

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

Data Source

PatentUS11763115B1System communication in areas of limited network connectivity
Publication Date: 2023.09.19 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US11763115B1 patent drawing
  • US11763115B1 patent drawing
  • US11763115B1 patent drawing

AI summary

A method includes deploying a first robotic system in an area with at least limited network connectivity for communications with a plurality of robotic systems, where in the first robotic system is assigned to perform a task in the area. The method includes recording findings in a subarea of the area, wherein the findings include environmental data and operational data associated with the first robotic system. In response to determining a QR code is present for the subarea of the area, the method includes comparing stored findings associated with a second robotic system from the plurality of robotic system for the QR code present in the subarea of the area. In response to determining the recording findings include new findings compared to the stored findings, the method includes updating, via the QR code, the stored findings with the recordings finds by replacing with the new findings and a timestamp.