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. 15, 2016
Filed:
Jan. 26, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Takashi Ozawa, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); G03B 21/14 (2006.01); G03B 21/26 (2006.01); G06F 21/30 (2013.01);
U.S. Cl.
CPC ...
G06F 21/305 (2013.01); G03B 21/14 (2013.01); H04N 9/3179 (2013.01); G03B 21/26 (2013.01); G03B 2206/00 (2013.01); H04N 9/3147 (2013.01);
Abstract
A projector can be connected in cascade to another projector. Either a first mode for the projector to operate as a leading projector in the cascade connection or a second mode for the projector to operate as a second or subsequent projector in the cascade connection is set. The projector is made available for use based on success of authentication by an authentication unit or on reception of use permission information of the projector by a receiving unit.