ACTIVE DESIGN OF EXHAUST SOUND

摘要

PROBLEM TO BE SOLVED: To provide an active noise control system which is particularly compact and needs only a small space in a lower part structure of a vehicle including an internal combustion engine.SOLUTION: A sound generator 1 for an active noise control system for a vehicle including an internal combustion engine is disclosed. The sound generator 1 includes: a first casing 10 having at least one exhaust gas inlet 11 and at least one exhaust gas outlet 12 different from the at least one exhaust gas inlet 11; and at least one electric acoustic converter 20 which is formed so as to generate sounds according to an electric control signal. The at least one electric acoustic converter 20 is positioned in the first casing 10 or directly attached to the first casing 10. Further, an active noise control system including the sound generator 1 and a vehicle including the active noise control system are disclosed.