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:
Aug. 07, 2018
Filed:
Jul. 28, 2017
SK Hynix Inc., Gyeonggi-do OT, KR;
David Pignatelli, Saratoga, CA (US);
Fan Zhang, Fremont, CA (US);
SK Hynix Inc., Gyeonggi-do, KR;
Abstract
An apparatus of a memory system and an operating method thereof includes a plurality of memory devices; and a controller coupled to the plurality of memory devices, wherein the controller is configured to perform a symmetric OVS read with at least an initial read threshold, and create a symmetric read result; perform an asymmetric OVS read with at least the initial read threshold, and create an asymmetric read result; adjust the initial read threshold according to at least the symmetric read result and asymmetric read result, and create an optimal read threshold; and execute data recovery process with the optimal read threshold.