WIRELESS AIRCRAFT, METHOD OF CANCELLING NOISE, PROGRAM FOR WIRELESS AIRCRAFT
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United States of America Patent
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Issued Date -
Dec 29, 2016
app pub date -
Nov 12, 2015
filing date -
Jun 26, 2015
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Abstract
The present invention is to provide a wireless aircraft, a method of cancelling noise, and a program for the wireless aircraft, which are capable of maintaining the flight performance of the aircraft and decreasing noises. The wireless aircraft 10 having a motor and a propeller, in which the motor rotates the propeller, collects a motor-rotating sound from the motor and generates an antiphase sound wave against the collected motor-rotating sound, collects a marginal sound, and cancels noise by synthesizing the antiphase sound wave against the collected motor-rotating sound with the collected motor-rotating sound.
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