Invention Grant
- Patent Title: Digital loudspeaker with enhanced performance
- Patent Title (中): 数字扬声器性能提升
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Application No.: US13887707Application Date: 2013-05-06
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Publication No.: US09282385B2Publication Date: 2016-03-08
- Inventor: Fabrice Casset , Remy Dejaeger
- Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENE ALT
- Applicant Address: FR Paris
- Assignee: Commissariat à l'énergie automique et aux énergies alternatives
- Current Assignee: Commissariat à l'énergie automique et aux énergies alternatives
- Current Assignee Address: FR Paris
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR1254172 20120507
- Main IPC: H04R25/00
- IPC: H04R25/00 ; H04R1/02 ; H04R1/00 ; H04R1/40 ; H04R17/00
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.
Public/Granted literature
- US20130294636A1 DIGITAL LOUDSPEAKER WITH ENHANCED PERFORMANCE Public/Granted day:2013-11-07
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