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.

Date of Patent:
Jul. 01, 2008

Filed:

Jul. 06, 2004
Applicants:

Kenneth H. Bronstein, Corvallis, OR (US);

Frederick D. Taft, Corvallis, OR (US);

David H. Ochs, Corvallis, OR (US);

Bruce A. Stephens, Corvallis, OR (US);

Inventors:

Kenneth H. Bronstein, Corvallis, OR (US);

Frederick D. Taft, Corvallis, OR (US);

David H. Ochs, Corvallis, OR (US);

Bruce A. Stephens, Corvallis, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system comprising a media player configured to play media content, a projector operatively coupled to the media player and comprising a lamp, and a control unit operatively coupled to the media player and the projector is provided. The control unit is configured to determine whether the media content comprises visual content, and the control unit is configured to prevent the lamp from being turned on in response to determining that the media content does not comprise visual content.


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