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:
Feb. 02, 2016
Filed:
Sep. 09, 2011
Yuichiro Kishinami, Kanagawa, JP;
Yasuharu Onishi, Kanagawa, JP;
Motoyoshi Komoda, Kanagawa, JP;
Nobuhiro Kawashima, Kanagawa, JP;
Yukio Murata, Kanagawa, JP;
Jun Kuroda, Kanagawa, JP;
Shigeo Satou, Kanagawa, JP;
Yuichiro Kishinami, Kanagawa, JP;
Yasuharu Onishi, Kanagawa, JP;
Motoyoshi Komoda, Kanagawa, JP;
Nobuhiro Kawashima, Kanagawa, JP;
Yukio Murata, Kanagawa, JP;
Jun Kuroda, Kanagawa, JP;
Shigeo Satou, Kanagawa, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
Disclosed is an electronic device including: a housing () in which at least one sound hole () and at least one sound hole () are formed; an oscillator () that is provided inside the housing () and outputs a modulated wave for a parametric loudspeaker; a sound demodulation unit () that is not provided in the sound hole () but provided in the sound hole () and demodulates the modulated wave; and a sound hole opening and closing unit () that is mounted to the housing () and opens and closes the sound hole ().