Cockpit Speech Recognition for ATC Query Automation
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Solution Overview
Problem
Current air traffic control (ATC) communication systems, including voice and Controller Pilot Data Link Communication (CPDLC), pose challenges for pilots due to miscommunication, transmission errors, and the need to manually recall instructions, leading to increased workload and potential pilot errors, especially during high-stress situations.
Innovation Solution
A speech recognition system integrated into the cockpit that decodes and transcribes ATC communications, allowing pilots to query the transcribed information using voice commands, reducing the need for manual recall and enabling efficient access to critical flight data.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If pilots manually monitor and recall ATC instructions, then they can execute flight commands, but workload increases and pilot errors may occur
Solution Approach 1:
The patent introduces an automated speech recognition system as an intermediary between ATC communications and the pilot. The system transcribes ATC voice communications, stores them with timestamps, and allows pilots to query and retrieve instructions without manual monitoring. This intermediary handles the memory and recall functions, reducing pilot workload while maintaining execution accuracy.
Solution Approach 2:
The system creates a digital copy of ATC voice communications by transcribing them into text form with metadata (timestamps, frequency information). These copies are stored and can be queried by the pilot, eliminating the need to mentally retain and recall instructions. The copy serves as a reliable reference that reduces cognitive load.
2Speed
If voice communication is used for ATC communications, then real-time interaction is enabled, but miscommunication and transmission errors occur
Solution Approach 1:
The system creates a text-based copy of the voice communication through speech recognition. This text copy can be stored, queried, and reviewed, providing a reliable record that reduces miscommunication and transmission errors while maintaining the real-time interaction capability of voice communication.
Solution Approach 2:
The system provides feedback to the pilot by displaying transcribed ATC communications and allowing queries about specific instructions. This feedback mechanism ensures that the pilot can verify received instructions against the transcription, reducing miscommunication and enabling correction of potential errors.
3Reliability
If CPDLC is used instead of voice communication, then transmission errors are reduced, but it cannot handle urgent voice communications effectively
Solution Approach 1:
The system is designed to handle both voice and data communications universally. It can process ATC voice communications through speech recognition, store them with metadata, and allow querying. This multi-functional approach combines the real-time capability of voice communication with the accuracy and record-keeping benefits of data communication, making it adaptable to both urgent and non-urgent scenarios.
Data Source
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AI summary
Systems and methods to identify a query parameter in an incoming flight voice or data communication to respond to a request. A processing system configured to: in response to receipt of a clearance message, decode the clearance message to determine whether the clearance message contains a command instruction or clearance data for a flight, and to present the command instruction to a pilot as notice to execute the command instruction or if available, obtain at least one query parameter from the clearance data to configure in a query operation to present in response to a pilot question about the command instruction. In response to receipt of the voice or data communication, determine further an intent within the voice or data communication of a question or instruction voiced by applying an acoustic model for tagging identified parts about the question or instruction voiced with query parameters in response to the pilot.