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, 2005
Filed:
Apr. 15, 2003
Darlene G. Hamilton, San Jose, CA (US);
Kulachet Tanpairoj, Palo Alto, CA (US);
Edward Hsia, Saratoga, CA (US);
Yi He, Freemont, CA (US);
Darlene G. Hamilton, San Jose, CA (US);
Kulachet Tanpairoj, Palo Alto, CA (US);
Edward Hsia, Saratoga, CA (US);
Yi He, Freemont, CA (US);
Advanced Micro Devices, Inc., Sunnyvale, CA (US);
Abstract
A method of programming a multi-level, dual cell memory device. The method includes independently programming a first charge storing cell and a second charge storing cell to respective data states, the data states selected from a blank program level or one of a plurality of charged program levels. Also disclosed is a method of reading the multi-level, dual cell memory device using a plurality of reference currents.