About: http://webisa.webdatacommons.org/70097466

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Field of the Invention The present invention generally relates to semiconductor memory devices, and particularly relates to a semiconductor memory device that performs a refresh operation for retaining data. 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com