Automatic speech recognition system and method for aircraft
First Claim
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1. A method of controlling functions of an aircraft, the method comprising the steps of:
- receiving a command from a first person on the aircraft which relates to a request for a first function;
using a speech recognition program to analyze at least a portion of the verbal command to recognize a word or phrase corresponding to the first function;
comparing the recognized word or phrase to a database of known words or phrases to find a match;
determining if the first person has authority to request the first function; and
if the first person does have authority, automatically performing the first function.
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Abstract
A system and method which implement automatic speech recognition (ASR) and text-to-speech (TTS) programs to permit pilots, co-pilots, and other persons to more quickly and easily perform control and monitoring tasks on aircraft. The system may be used to automatically change the frequency of an aircraft radio when a pilot or co-pilot is instructed to do so by ATC.
48 Citations
17 Claims
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1. A method of controlling functions of an aircraft, the method comprising the steps of:
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receiving a command from a first person on the aircraft which relates to a request for a first function; using a speech recognition program to analyze at least a portion of the verbal command to recognize a word or phrase corresponding to the first function; comparing the recognized word or phrase to a database of known words or phrases to find a match; determining if the first person has authority to request the first function; and if the first person does have authority, automatically performing the first function. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of controlling functions of an aircraft, the method comprising the steps of:
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receiving a command from a first person on the aircraft which relates to a request for a first function; using a speech recognition program to analyze at least a portion of the verbal command to recognize a word or phrase corresponding to the first function; comparing the recognized word or phrase to a database of known words or phrases to find a match; determining if the first person has authority to request the first function; if the first person does have authority, automatically performing the first function; receiving a command from a second person on the aircraft which relates to a request for a second function; using a speech recognition program to analyze at least a portion of the verbal command to recognize a word or phrase corresponding to the second function; comparing the recognized word or phrase to a database of known words or phrases to find a match; determining if the second person has authority to request the second function; and if the second person does have authority, automatically performing the desired function. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A method of controlling functions of an aircraft, the method comprising the steps of:
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receiving a command from a first person on the aircraft which relates to a request for a first function; using a speech recognition program to analyze at least a portion of the verbal command to recognize a word or phrase corresponding to the first function; comparing the recognized word or phrase to a database of known words or phrases to find a match; determining if the first person has authority to request the first function; prompting the first person to confirm that the word or phrase recognized by the speech recognition program does in fact correspond to the desired function, wherein the prompting includes converting the recognized word or phrase to speech with a text-to-speech program and delivering the speech to the first person and requiring the first person to confirm by operating a switch two times in succession; and if the first person does have authority, automatically performing the first function. - View Dependent Claims (15, 16, 17)
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Specification