Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1998-01-28
2000-12-05
Ramirez, Nestor
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
H01L 4104
Patent
active
061571164
ABSTRACT:
Noise effects in a disc drive having a disc on a rotating spindle in a housing are reduced by inducing vibrations in the housing of the disc drive that at least partially cancel a characteristic acoustic noise signal of the drive.
REFERENCES:
patent: 5668744 (1997-09-01), Varadan et al.
patent: 5692053 (1997-11-01), Fuller et al.
patent: 5786735 (1998-07-01), Su
patent: 5828768 (1998-10-01), Eatwell et al.
Barina Jeffrey G.
Fard Anoush M.
Hawwa Muhammad A.
Mohajerani Khosrow
Sampietro Joseph M.
Dempster Shawn B.
Heller III Edward P.
Medley Peter
Olson Jonathan E.
Ramirez Nestor
LandOfFree
Active noise cancellation in disc drives does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Active noise cancellation in disc drives, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Active noise cancellation in disc drives will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-964206