Wearable Speech Recognition for Aerospace Maintenance Data Capture
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Solution Overview
Problem
Conventional methods for recording data during aerospace maintenance are inefficient, requiring multiple steps and redundant processes, leading to wasted time and motion due to manual data collection and entry.
Innovation Solution
A wearable device system that manages a dialog with a user based on a pre-defined dialog file, processes speech signals to identify component information, and transmits this information to a host computer for use in maintenance applications, streamlining the data capture process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional manual data collection and entry methods are used, then data accuracy can be maintained through multiple reviews, but time consumption and operational complexity increase significantly
Solution Approach 1:
The patent replaces manual mechanical data collection and entry processes with an automated speech recognition system. The wearable device captures speech signals, converts them to text through speech-to-text conversion, and transmits data automatically, eliminating the need for manual writing and multiple review cycles while maintaining data accuracy through automated verification processes.
Solution Approach 2:
The system enables self-service data capture where the maintenance technician's speech is automatically processed and recorded without requiring manual intervention for data entry. The speech recognition system independently handles data capture, processing, and transmission, reducing reliance on manual operations and multiple review steps.
2Ease of operation
If manual data collection processes are used, then flexibility in data gathering can be maintained, but operational efficiency and productivity decrease
Solution Approach 1:
The patent replaces manual data collection mechanics with speech-based automated capture. The wearable device continuously listens and processes speech signals, automatically converting spoken words into structured data without requiring manual typing or form-filling, thereby maintaining operational flexibility while dramatically improving productivity.
Solution Approach 2:
The system performs preliminary speech-to-text conversion and data structuring automatically during the maintenance process itself, rather than requiring subsequent manual data entry. This preliminary automated processing eliminates redundant steps and accelerates the overall workflow while maintaining ease of operation.
3Reliability
If multiple review processes are implemented for data accuracy, then data reliability improves, but device complexity and operational steps increase
Solution Approach 1:
The patent replaces multiple manual review processes with automated speech recognition verification. The system uses speech-to-text conversion with built-in verification mechanisms that automatically check for accuracy, reducing the need for multiple human review cycles while maintaining data reliability and simplifying the overall process.
4Loss of information
If redundant data recording on paper and computer is performed, then data completeness can be ensured, but motion waste and time loss increase
Solution Approach 1:
The patent merges paper-based recording and computer data entry into a single unified speech capture process. The wearable device captures speech once and automatically processes the data for both record-keeping purposes, eliminating redundant recording actions across multiple media while ensuring data completeness through automated distribution to required systems.
Solution Approach 2:
The system replaces redundant mechanical recording actions (writing on paper, typing on computer) with a single speech capture action. The speech-to-text conversion process automatically generates digital records without requiring separate physical recording steps, reducing motion waste while maintaining data completeness.
Data Source
AI summary
Methods and systems are provided for capturing information associated with a component of a system during a maintenance procedure. In one embodiment, a method includes: managing a dialog with a user via a wearable device based on a pre-defined dialog file, wherein the pre-defined dialog file is defined for at least one of a component and a procedure; receiving speech signals at the wearable device based on the dialog; processing the speech signals by the wearable device to identify component information; and transmitting the component information from the wearable device to a host component for use by a maintenance application. The managing, receiving, and transmitting are performed during a maintenance procedure.