Patent ID: 8224653

Claim:
A method for operating an avionics system comprising: receiving a first voice command indicative of a request to perform a first type of avionics system function; performing the first type of avionics system function in response to the receiving of the first voice command; receiving a second voice command indicative of a request to perform a second type of avionics system function, the second type of avionics system function having a hazard level that is higher than that of the first type of avionics system function; and performing the second type of avionics system function in response to the receiving of the second voice command only after a condition is detected that is indicative of a confirmation of the request to perform the second type of avionics function, wherein the second voice command comprises at least one second voice command word and the confirmation voice command comprises the at least one second voice command word and a confirmation voice command word.