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. 22, 2002
Filed:
Oct. 30, 2000
Kenelm Murray, Sunnyvale, CA (US);
Cypress Semiconductor Corporation, San Jose, CA (US);
Abstract
According to one embodiment, a nonvolatile circuit ( ) can include a volatile circuit portion ( ) and a nonvolatile circuit portion ( ). A vole portion ( ) may have a first data node ( ) and a second data node ( ). A nonvolatile circuit portion ( ) may include a nonvolatile device ( ) that is connected to a first data node ( ) by a recall device ( ) and connected to a second data node ( ) by store device ( ). A recall device ( ) may be enabled to recall the volatile circuit portion ( ) to a particular state. A store device ( ) may be enabled to program a nonvolatile device ( ). Store and recall devices ( and ) can enable a recall operation to follow a store operation that does not invert data at first and second data nodes ( and ). A control device ( ) can be included that enables margin testing of a nonvolatile device ( ).