Contextualizing Operational Observations via Sensor Data Correlation

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Solution Overview

Problem

Data collection systems in facilities like warehouses and logistics centers can detect operational issues in devices but struggle to identify conditions not directly tied to device measurements, such as condensation on packages, which may arise from monitored environmental characteristics within normal ranges, making it difficult to determine correlations and take corrective actions.

Innovation Solution

A system that includes monitoring devices generating data objects, a server processing observation records from client devices to determine selection criteria, retrieving relevant data objects from a repository, generating a contextual dataset, and presenting it to client devices to facilitate action on observed conditions, effectively using synthetic sensors to detect correlations between environmental data and observed issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If data collection systems only monitor device operational parameters, then device issues can be detected, but facility-wide conditions not directly tied to devices cannot be detected

Engineering Contradiction:
Improvedetection capabilityVSAvoiddetection scope
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system enables monitoring devices to serve multiple functions: their original device monitoring role plus an additional role as contextual data sources for facility-wide conditions. Environmental sensors continue monitoring temperature and humidity while also providing data that, when correlated with worker observations, enables detection of condensation and other facility conditions not directly tied to any single device.

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

2Measurement precision

If traditional monitoring systems are used, then direct device measurements are obtained, but correlations between environmental data and observed conditions cannot be determined

Engineering Contradiction:
Improvemeasurement accuracyVSAvoidcorrelation information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The system implements feedback by continuously comparing sensor data against worker observations and automatically adjusting or alerting when discrepancies indicate facility conditions. When workers observe condensation, the system retrieves corresponding environmental data and feeds this correlation back to operators, enabling corrective actions based on the relationship between monitored parameters and observed conditions.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If manual observation methods are used, then worker insights are obtained, but computational analysis and automated actions cannot be implemented

Engineering Contradiction:
Improveobservation capabilityVSAvoidautomated response
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The system uses worker observations as an intermediary to bridge manual inspection and automated response. Workers provide observational data through mobile devices, which serves as a trigger for the system to automatically retrieve relevant sensor data, analyze correlations, and generate alerts or control actions, thus converting manual observations into automated decision-making workflows.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11720620B2Automated contextualization of operational observations
Publication Date: 2023.08.08 ZEBRA TECHNOLOGIES CORP
  • US11720620B2 patent drawing
  • US11720620B2 patent drawing
  • US11720620B2 patent drawing

AI summary

A method includes: obtaining, at a server, an observation record describing a condition at a facility; determining, from the observation record, a set of selection criteria corresponding to the condition; retrieving, from a repository connected to the server, a set of data objects according to the selection criteria; generating, from the retrieved data objects, a contextual dataset associated with the condition; and presenting the contextual dataset to a client computing device.