Patent ID: 6898290

Claim:
An improved active noise cancellation headset, said headset comprising: a headgear means for placement atop a user's head; at least one electro-acoustic transducer means mounted on said headgear means; at least one acoustic-electro sensing means mounted on said headgear means adjacent to said electro-acoustic means, wherein said electro acoustic means and said acoustic-electro means are adjustable in relation to one another and user's ears within a designated range, the area containing said electro-acoustic means and said acoustic-electro means defining a zone adjacent to at least one of the user's ears; attenuation control means of heteronomous design connected to said electro acoustic means and to said acoustic-electro means and adapted to attenuate selected sound frequencies in a sound field within said zone; and whereby said headset is adapted to cancel designated frequencies within said zone to create an area of silence or relative silence to the at least one of a user's ears.