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:
Nov. 26, 2019
Filed:
Oct. 02, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Hideaki Nishizawa, Nagano, JP;
Satoru Nasukawa, Matsumoto, JP;
Takao Hirakura, Matsumoto, JP;
Shohei Minato, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); G02B 26/08 (2006.01); G03B 21/14 (2006.01); G03B 21/00 (2006.01); H04N 5/04 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3185 (2013.01); G02B 26/08 (2013.01); G02B 26/0816 (2013.01); G03B 21/005 (2013.01); G03B 21/142 (2013.01); H04N 9/312 (2013.01); H04N 9/3141 (2013.01); H04N 9/3188 (2013.01); H04N 9/3194 (2013.01); H04N 5/04 (2013.01);
Abstract
A projector includes an input unit configured to receive an image signal, a display configured to display an image based on the image signal received by the input unit, an image displacement unit configured to change a position of the image to be displayed by the display, and a control unit configured to control a driving signal to drive the image displacement unit. An output timing of the driving signal is changed based on a frequency of the image signal.