The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2016
Filed:
May. 06, 2013
Applicant:
Commissariat a L'energie Atomique ET Aux Ene Alt, Paris, FR;
Inventors:
Fabrice Casset, Tencin, FR;
Remy Dejaeger, Eveux, FR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); H04R 1/02 (2006.01); H04R 1/00 (2006.01); H04R 1/40 (2006.01); H04R 17/00 (2006.01);
U.S. Cl.
CPC ...
H04R 1/02 (2013.01); H04R 1/005 (2013.01); H04R 1/406 (2013.01); H04R 17/00 (2013.01);
Abstract
Digital loudspeaker comprising a support, a plurality of first membranes suspended on the support, said first membranes being bistable, and said loudspeaker comprising actuator for each of the first membranes that can change each of the first membranes from a first stable state to a second stable state and vice versa, and a controller for controlling said first actuator.