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:
May. 17, 2022
Filed:
Nov. 04, 2020
SK Hynix Inc., Gyeonggi-do, KR;
Myung Jin Jo, Gyeonggi-do, KR;
Kwang Hyun Kim, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
The present technology includes a controller and a memory system including the same. The controller includes a memory interface configured to receive a codeword from a memory device, and an error correction circuit configured to: perform an error correction decoding operation on the codeword received from the memory interface, compare a number of unsatisfied check nodes (UCNs) detected in the error correction decoding operation with a reference number, perform or stop the error correction decoding operation on the codeword according to a result of comparing the number of UCNs and the reference number, and output a retransmission request signal of the codeword to the memory interface in response to the result, wherein the memory interface requests the codeword to the memory device in response to the retransmission request signal.