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:
Apr. 21, 2020

Filed:

Oct. 03, 2018
Applicant:

Red.com, Llc, Irvine, CA (US);

Inventors:

Anthony Wayne Davis, Los Alamos, NM (US);

John Rodrigue Kouns, Los Alamos, NM (US);

Assignee:

RED.COM, LLC, Irvine, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); H04N 5/225 (2006.01); G03B 9/10 (2006.01); G03B 9/08 (2006.01); H04N 5/238 (2006.01); H04N 5/232 (2006.01); G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2353 (2013.01); G02B 5/204 (2013.01); G03B 9/08 (2013.01); G03B 9/10 (2013.01); H04N 5/2254 (2013.01); H04N 5/2256 (2013.01); H04N 5/238 (2013.01); H04N 5/23229 (2013.01);
Abstract

The present invention comprises a system for and method of frequency prefiltering comprising a camera shutter capable of continuously variable illumination during a single exposure of the sensor. The shutter comprises a continuously variable exposure effector which in disposed in an image path, either in front of a lens or between a lens and a sensor. The system for frequency prefiltering further comprises a synchronization cable that synchronizes a drive system with a sensor or with film. The shutter further comprises a postfilter. The postfilter comprises a digital finite impulse response convolutional filter.


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