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:
Jan. 30, 2024
Filed:
Dec. 21, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Takehiko Tone, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/00 (2006.01); H04N 9/31 (2006.01); H04N 25/771 (2023.01);
U.S. Cl.
CPC ...
G03B 21/006 (2013.01); H04N 9/3147 (2013.01); H04N 25/771 (2023.01);
Abstract
A projector is provided with a CPU, a first memory which is a volatile memory to be reset when the projector makes the transition to a standby state, and a second memory which is a volatile memory capable of keeping data in the standby state of the projector. The CPU stores OSD data in the second memory when the projector makes the transition to the standby state.