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:
Jul. 31, 2012
Filed:
Jul. 09, 2009
Takashi Ozawa, Shiojiri, JP;
Takashi Ozawa, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A projector includes: a light source; a light modulation device which forms an image by modulating light emitted from the light source according to inputted image information; a projection optical system which projects the image formed by the light modulation device; a projection position controlling unit which controls the projection position of the image by shifting the projection optical system in the left-right direction with respect to the projection direction; a pair of left and right speakers which output sounds corresponding to audio information inputted with the image information; and a sound volume adjusting unit which separately adjusts sound volume levels of the sounds outputted from the pair of the speakers based on the control condition of the projection position provided by the projection position controlling unit.