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Article: Japanese Inventor Develops Flat Panel Speaker System
- Article from:
- US Fed News Service, Including US State News
- Article date:
- December 10, 2008
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ALEXANDRIA, Va., Dec. 10 -- Satoshi Itoh, Tetsuya Mouri, Masahide Sumiyama and Shoji Kamii, all from Mie, Japan, have developed a flat panel speaker system with a coated diaphragm. The patent has been assigned to Panasonic Corp., Osaka, Japan.
According to the abstract released by the U.S. Patent & Trademark Office: "A speaker system having a structure in which the room surrounding the first diaphragm and the room adjacent to the second diaphragm are acoustically coupled. The second diaphragm has coating on a surface. Applying the coating to the second diaphragm enhances the reliability and performance of the speaker system. Besides, the diversely definable geometry of the diaphragm ...