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:
Oct. 18, 2022
Filed:
Sep. 11, 2020
SK Hynix Inc., Icheon-si Gyeonggi-do, KR;
Jong Wook Kim, Icheon-si Gyeonggi-do, KR;
SK hynix Inc., Icheon-si, KR;
Abstract
The present technology relates to a semiconductor memory device and a method of operating the same. The semiconductor memory device includes a memory block including memory cells, a peripheral circuit configured to program the memory cells in a set program state during a test operation and perform a test erase voltage application operation on the memory cells programmed in the set program state, and control logic configured to control the peripheral circuit to count abnormal memory cells of which a threshold voltage is less than a set threshold voltage among the memory cells.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile