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:
Sep. 27, 2016
Filed:
Dec. 15, 2013
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Jong-Yeol Yang, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 8/00 (2006.01); G11C 11/406 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
G11C 11/406 (2013.01); G11C 29/783 (2013.01); G11C 11/40618 (2013.01);
Abstract
A semiconductor device includes a memory cell array including a normal memory cell array and a redundancy memory cell array, a normal refresh counter suitable for generating a normal address for performing a refresh operation to the normal memory cell array with a first period during a refresh mode and a redundancy refresh counter suitable for generating a redundancy address for performing a refresh operation to the redundancy memory cell with a second period shorter than the first period.
Yang, Jong-Yeol. (2016). Semiconductor device (U.S. Patent No. 9455016). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9455016
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile