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:
Dec. 01, 2015
Filed:
Nov. 04, 2013
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); H01L 31/0232 (2014.01);
U.S. Cl.
CPC ...
H01L 31/0232 (2013.01); H01L 27/1464 (2013.01); H01L 27/14621 (2013.01);
Abstract
An image sensor includes a transfer gate formed over a substrate including front and back sides, a photoelectric conversion area formed in the substrate on one side of the transfer gate, a trench formed in the photoelectric conversion area and having a trench entrance located on the back side of the substrate, and a color filter formed over the backside of the substrate.