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. 06, 2021
Filed:
Aug. 28, 2015
Sony Corporation, Tokyo, JP;
Kazumasa Kaneda, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A projection display unit and a function control method. The projection display unit includes: a projection optical system including an illumination section, a projection lens, and a light valve; and a detection optical system including an image pickup device, the image pickup device being disposed in a position optically conjugating with the light valve, wherein: the detection optical system is configured to detect whether an input operation is performed in a peripheral region of a projection region on a projection surface, and in response to detection by the detection optical system in the peripheral region, a specific function is caused to be executed.