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:
Feb. 23, 2021
Filed:
Apr. 09, 2019
Applicant:
Silicon Display Technology, Yongin-si, KR;
Inventors:
Assignee:
SILICON DISPLAY TECHNOLOGY, Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/374 (2011.01); G06K 9/00 (2006.01); H01L 27/146 (2006.01); H04N 5/378 (2011.01);
U.S. Cl.
CPC ...
H04N 5/374 (2013.01); G06K 9/0004 (2013.01); H01L 27/14609 (2013.01); H01L 27/14612 (2013.01); H01L 27/14636 (2013.01); H01L 27/14678 (2013.01); H04N 5/378 (2013.01);
Abstract
There is provided a sensor pixel, including: a first transistor controlled depending on a mode selection voltage supplied to one end thereof; a second transistor including a gate connected to the other end of the first transistor; and a photoconductor connected to one end of the second transistor, wherein the sensor pixel operates in an optical mode when the first transistor is turned on, and the sensor pixel operates in a capacitive mode when the first transistor is turned off.