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:
Dec. 15, 2020

Filed:

Apr. 02, 2019
Applicant:

Sharp Kabushiki Kaisha, Sakai, JP;

Inventors:

Shigenari Taguchi, Sakai, JP;

Seiichi Hama, Sakai, JP;

Nobuyuki Ashida, Sakai, JP;

Kunihiko Iizuka, Sakai, JP;

Takahiro Shindoh, Sakai, JP;

Isao Nakamura, Sakai, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 7/00 (2006.01); H04N 5/32 (2006.01);
U.S. Cl.
CPC ...
G01T 7/005 (2013.01); H04N 5/32 (2013.01);
Abstract

An imaging system includes an input voltage setting unit that applies an input voltage to an Amp transistor, a setting output value acquisition unit that acquires a corresponding output for each pixel, and a calibration characteristic deriving unit that derives an input-output characteristic indicating a correspondence relationship between the input voltage and the output and derives a calibration characteristic to be used for calibration based on an inverse characteristic of the input-output characteristic.


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