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.:

US 7688380 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 30, 2010

Filed:

Nov. 14, 2005
Applicants:

Toshiyuki Sano, Kanagawa, JP;

Kouichi Hoshino, Kanagawa, JP;

Inventors:

Toshiyuki Sano, Kanagawa, JP;

Kouichi Hoshino, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
Abstract

It is an object of the present invention to provide an imaging device which can enhance an image in comparison with the conventional imaging device, even if the image shows high and low brightness objects in one frame, by improving each of image sections corresponding to the high and low brightness objects. The imaging device () comprises an imaging element () for outputting at least two image signals including long and short exposure signals different in light exposure from each other, knee process unit () for performing knee process on the long exposure signal, signal synthesizing unit () for performing the synthesis of the short exposure signal and the long exposure signal processed and received from the knee process unit (), and knee level changing unit () for changing, on the basis of the signal level of the short exposure signal, a knee level defined at a knee point in each frame.


Find Patent Forward Citations

Sano, Toshiyuki. (2010). Imaging device (U.S. Patent No. 7688380). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7688380

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